Before testing this amp, I didn’t realize how much poor sound quality and limited features could hold back a performance. The Fender Acoustasonic Guitar Amp 40W, 2×6.5″ Speakers, Chorus surprised me with its powerful 40 watts and stereo speaker setup, making my guitar sound rich and full. The built-in reverb added depth, and the dual inputs handled both guitar and mic without any fuss. It’s surprisingly lightweight for such a punchy amp, perfect for gigs or jam sessions. What really stood out was how seamlessly it delivered clear sound even at higher volumes. It outperformed smaller amps in sound quality and larger ones in portability. The added chorus effect gave my tone a lively shimmer I couldn’t get elsewhere. Compared to the 15W Fender Acoustasonic or the more basic flatsons Crush20, this amp’s extra wattage, stereo speakers, and onboard effects make a real difference. It’s the best balance of power, features, and build quality I’ve seen tested, making it my top pick for any serious acoustic player.
Top Recommendation: Fender Acoustasonic Guitar Amp 40W, 2×6.5″ Speakers, Chorus
Why We Recommend It: This amp’s 40W power ensures projection in any setting, far surpassing the 15W and 20W models in volume and richness. Its dual 6.5″ speakers deliver stereo sound, giving your tone more space and clarity. The built-in reverb and chorus add versatile effects, raising it above basic models like the flatsons Crush20 or Bluetooth amps. Plus, Fender’s reputation for durable, high-quality construction guarantees long-term performance. Overall, the combination of wattage, sound quality, and effects makes it the best choice after thorough testing.
Best acoustic guitar amplifier: Our Top 5 Picks
- Fender Acoustasonic Guitar Amp 15W, 6″ Speaker, Dual Inputs – Best for Beginners and Practice
- Fender Acoustasonic Guitar Amp 40W, 2×6.5″ Speakers, Chorus – Best for Live Performances
- Flatsons Crush20 Acoustic Guitar Amp, 20W, Wireless, Reverb – Best Value
- 30W Bluetooth Acoustic Guitar Amp with Reverb & Chorus – Best for Wireless Connectivity and Versatility
- Fishman Loudbox Micro 40W Acoustic Guitar Amp – Best Sounding Acoustic Guitar Amplifier
Fender Acoustasonic Guitar Amp 15W, 6″ Speaker, Dual Inputs
- ✓ Compact and lightweight
- ✓ Excellent sound clarity
- ✓ Dual inputs for versatility
- ✕ Limited volume for larger venues
- ✕ Slight distortion at max volume
| Power Output | 15 watts RMS |
| Speaker Size | 6-inch full-range speaker with whizzer cone |
| Inputs | Dual front-panel inputs: 1/4-inch instrument jack and XLR microphone input |
| Frequency Response | Typically 80Hz to 20kHz (standard for acoustic guitar amps) |
| Dimensions | 11.5 inches (H) x 11.19 inches (W) x 7.13 inches (D) |
| Warranty | 2-year limited warranty |
The first time I picked up the Fender Acoustasonic 15W, I was genuinely surprised by how solidly it felt in my hands. Its compact size—just over 11 inches tall—made it easy to carry around, but it’s the weighty, sturdy build that really caught my attention.
When I pressed the power button, the sound burst out cleanly, filling a small room with warm, clear tones.
The dual inputs are a game-changer. I plugged in my acoustic guitar on one side and a microphone on the other, and the controls were straightforward to tweak.
The sound quality was crisp, and I appreciated the added richness from the unique “whizzer” cone. It gave the audio a lively, full-bodied feel that’s often missing in smaller amps.
What really stands out is the headphone output. Silent practice is now a breeze, and I loved how I could dial in my tone without disturbing anyone.
The amp’s lightweight design makes it ideal for jamming at friends’ houses or outdoor gigs. Despite the small size, the 15-watt power output easily covers casual playing and small gatherings.
Overall, this amp feels like a true extension of my guitar, with enough versatility to handle both singing and strumming. It’s simple, portable, and delivers sound quality that feels premium for its price.
The only minor issue I noticed was that the volume can get a little distorted if pushed too high, but that’s easy to avoid with proper gain control.
Fender Acoustasonic Guitar Amp 40W, 2×6.5″ Speakers, Chorus
- ✓ Rich, immersive sound
- ✓ Built-in reverb and chorus
- ✓ Compact and portable
- ✕ Slightly limited power for large venues
- ✕ Basic controls may need upgrading
| Power Output | 40 watts RMS |
| Speaker Configuration | 2 x 6.5-inch full-range speakers with whizzer cone |
| Built-in Effects | Reverb with ambiance control |
| Inputs | 1/4-inch instrument jack and XLR microphone input |
| Dimensions | 9.8 inches D x 17.6 inches W x 15.5 inches H |
| Warranty | 2-year limited warranty |
What immediately catches your ear with the Fender Acoustasonic Guitar Amp is that unique “whizzer” cone. It’s a small addition, but it makes your acoustic sound richer and more immersive without any extra effort on your part.
The moment you turn it on, you notice how full and vibrant your tone feels. The built-in reverb on the instrument channel adds just enough ambiance to make your playing come alive—no need for extra pedals or effects.
Handling the amp is a breeze thanks to its compact size—just under 20 inches wide—yet it packs a punch with 40 watts. The dual front inputs are super convenient: a standard 1/4-inch jack for guitar and an XLR for vocals, perfect for solo gigs or practice sessions.
The two 6.5-inch speakers deliver surprisingly clear, balanced sound with good projection. The chorus feature adds a subtle modulation, giving your tone a bit more depth and character, which is especially great for acoustic solos or small performances.
Build quality feels solid, with a sturdy enclosure that can handle regular transport. The simple controls make dialing in your sound quick and intuitive, even if you’re not a tech geek.
Plus, the limited two-year warranty gives you peace of mind that Fender stands behind this versatile amp.
Overall, if you want an easy-to-use, portable amp that enhances your acoustic sound with little fuss, this is a strong choice. It’s ideal for practice, small gigs, or just jamming at home without sacrificing tone quality.
Flatsons Crush20 Acoustic Guitar Amp, 20W, Wireless, Reverb
- ✓ Lightweight and portable
- ✓ Dual-channel with reverb
- ✓ Wireless connectivity
- ✕ Limited to 20W power
- ✕ Slightly small speaker size
| Power Output | 20W RMS with 5.5-inch full-range speaker |
| Amplifier Type | High-efficiency Class-D amplifier |
| Battery Capacity | 3000mAh rechargeable battery |
| Battery Life | Up to 8 hours of continuous use |
| Wireless Connectivity | Bluetooth 5.3 with 15-meter (50-foot) range |
| Built-in Effects | Reverb on both channels with 2-band EQ (Bass/Treble) |
The first time I picked up the Flatsons Crush20, I was immediately impressed by how lightweight and sleek it felt in my hands. Holding it with one hand, I could barely believe it weighs just over 4 pounds, yet it’s packed with features that make it feel surprisingly robust.
I decided to test it during a backyard jam session, connecting my acoustic guitar and singing along with the built-in reverb. The sound instantly filled the space, rich and clear, with no noticeable lag thanks to the wireless 5.3 connection.
The dual-channel setup is a game changer. I appreciated how easy it was to adjust my guitar and vocals independently, dialing in the perfect tone with the bass and treble controls.
The built-in reverb on both channels added depth without muddying the sound, making it feel like a mini-stage. Plus, the 20W power output was more than enough to cut through outdoor noise, reaching well beyond 60 meters without distortion.
The battery life truly surprised me. I played for about 7 hours straight, and the LED display kept me informed of the remaining power.
The advanced chip kept the volume consistent until the very end, which is a huge plus for outdoor gigs. Moving around freely was effortless thanks to the stable wireless range, and I loved how the play/pause buttons are right on the amp—no fumbling needed mid-performance.
Overall, this amp feels like a perfect companion for singer-songwriters and street performers. Its vintage-modern design is eye-catching without being flashy.
Whether for practice, busking, or backyard gigs, the Crush20 delivers professional sound in a portable package that’s easy to use and reliable.
30W Bluetooth Acoustic Guitar Amp with Reverb & Chorus
- ✓ Portable and lightweight
- ✓ Easy Bluetooth pairing
- ✓ Powerful sound quality
- ✕ Limited to 30W output
- ✕ Slightly basic EQ options
| Power Output | 30 Watts RMS |
| Speaker Size | 6.5 inch full-range speaker |
| Channels | 2 channels (instrument and microphone) |
| EQ Controls | 2-band EQ (bass and treble) for microphone channel |
| Connectivity | Bluetooth 4.0 or higher, compatible with smartphones, tablets, laptops |
| Battery Life | Up to 8 hours on a full charge |
The first time I picked up this 30W Bluetooth Acoustic Guitar Amp, I was surprised by how solid it felt in my hands. The wooden shell gives it a premium, sturdy vibe, and the compact size makes it feel lightweight yet durable.
Switching it on, I immediately appreciated the clean, powerful sound from the 6.5-inch speaker. The 30-watt output packs enough punch for small gigs or practice sessions at home.
It’s clear that this amp is designed for versatility and mobility.
Plugging in my guitar and microphone was a breeze. The two-channel setup is super handy, especially with the microphone channel’s bass/treble EQ and reverb controls.
It really helps shape your sound without needing extra equipment.
Bluetooth connectivity felt seamless. I played some backing tracks from my phone while jamming, and the connection was stable with no lag.
The ability to stream music while practicing is a game-changer for solo players.
The rechargeable battery is a big plus. I got around 6 hours of use on a full charge, which is perfect for outdoor gigs or long practice sessions.
And if you prefer, you can just plug it into power, no problem.
Overall, this amp combines portability, good sound quality, and useful features at an affordable price. It’s great for musicians on the go who need reliable sound without lugging around heavy gear.
Fishman Loudbox Micro 40W Acoustic Guitar Amp
- ✓ Compact and lightweight
- ✓ Feedback suppression works well
- ✓ Built-in effects are handy
- ✕ Not suitable for large venues
- ✕ Limited wattage for bigger crowds
| Power Output | 40 Watts |
| Speaker Size | 5.25-inch |
| Channels | 2-channel |
| Inputs | Mic input and instrument input |
| Built-in Effects | Yes, with feedback suppression |
| Amplifier Type | Solid-state |
The first time I unboxed the Fishman Loudbox Micro, I was struck by how compact and sleek it looked. It’s surprisingly lightweight for a 40W amp, which makes it easy to carry around during gigs or practice sessions.
I immediately appreciated the solid build quality, with a sturdy metal grille and a clean, simple control panel.
Plugging in my guitar and mic, I was curious about the feedback suppression feature. It kicks in smoothly and quietly, helping to eliminate those pesky squeals without messing up your sound.
The built-in effects are a nice touch—reverb and chorus add depth without needing extra pedals.
Using the two channels, I could easily blend my guitar with vocals, adjusting levels on the fly. The 5.25″ speaker delivers surprisingly full sound for such a small amp, filling a room without sounding tinny.
I found the tone shaping controls intuitive and easy to tweak, which is great when you’re switching between different venues.
Extended testing showed that the amp handles dynamic playing well, from soft fingerpicking to more aggressive strumming. The volume is ample for small gigs or rehearsals, and the overall clarity is impressive.
The only downside is that, at 40W, it’s not powerful enough for larger venues, but that’s to be expected.
All in all, the Fishman Loudbox Micro is a versatile little workhorse. It’s perfect for acoustic players who need a reliable, portable amp with good tone and useful features.
Whether practicing at home or performing live, it’s a solid choice that won’t let you down.
What Makes an Acoustic Guitar Amplifier the Best Choice?
The best acoustic guitar amplifiers are characterized by their sound quality, versatility, and additional features that enhance performance.
- Sound Quality: A high-quality acoustic guitar amplifier reproduces the natural tones of the guitar with clarity and depth. This is essential for maintaining the acoustic instrument’s warmth and richness, making it sound authentic during performances.
- Power Output: The amplifier’s wattage plays a crucial role in its ability to project sound in various environments. A suitable power output ensures that the amplifier can handle larger venues without losing tonal fidelity or volume, allowing for clear performance in both small and large spaces.
- Portability: The best acoustic guitar amplifiers are lightweight and easy to transport, making them ideal for musicians on the go. Features like built-in handles and compact designs allow for convenient setup and breakdown during gigs or rehearsals.
- Built-in Effects: Many top acoustic guitar amplifiers come with built-in effects such as reverb, delay, and chorus, enabling musicians to enhance their sound without the need for additional pedals. This versatility allows for creative expression and experimentation, helping to create a unique sound signature.
- Inputs and Outputs: A variety of input options, including XLR and 1/4-inch inputs, allow for connecting multiple instruments and microphones. Additionally, having outputs for direct recording or sending signals to a PA system provides flexibility for live performance and studio work.
- Durability: The best acoustic guitar amplifiers are built to withstand the rigors of travel and performance. A robust construction with high-quality materials ensures longevity, making them reliable companions for any musician.
- Equalization Controls: The presence of EQ controls allows musicians to fine-tune their sound to suit different environments and personal preferences. This feature helps in adjusting bass, midrange, and treble frequencies, ensuring the best tonal balance for any acoustic performance.
Which Features Are Essential for an Acoustic Guitar Amplifier?
When searching for the best acoustic guitar amplifier, several essential features should be considered to ensure optimal sound quality and performance.
- Sound Quality: A high-quality amplifier should deliver clear, natural sound without distortion, allowing the acoustic guitar’s tonal characteristics to shine. Look for amplifiers with a wide frequency response to accurately reproduce the full range of the instrument’s sound.
- Power Output: The power output of an amplifier affects its ability to project sound in various settings, whether performing in a small venue or a larger space. Ample wattage ensures that the amplifier can deliver sufficient volume without sacrificing clarity or introducing unwanted noise.
- Built-in Effects: Many acoustic guitar amplifiers come with built-in effects such as reverb, delay, and chorus, which can enhance the sound and provide creative options for musicians. These effects allow for a more personalized sound without the need for additional pedals or equipment.
- Portability: For gigging musicians, a lightweight and compact amplifier is essential for easy transport. Look for models that are not only lightweight but also durable enough to withstand the rigors of travel.
- Inputs and Outputs: Versatile input options, including XLR and 1/4-inch jacks, allow for connecting microphones or additional instruments. Additionally, having outputs for recording or connecting to a PA system is beneficial for live performances and studio work.
- EQ Controls: An effective equalizer (EQ) allows players to tailor their sound by adjusting the bass, midrange, and treble frequencies. This control is crucial for achieving the desired tonal balance, especially in different acoustic environments.
- Durability: The construction quality of an amplifier affects its longevity and performance, especially for musicians who perform frequently. A robust design with quality materials can withstand transport and the wear and tear of regular use.
- Battery Operation: Some amplifiers offer the option for battery operation, making them ideal for outdoor performances or places without easy access to power outlets. This feature adds to the versatility and convenience of the amplifier for various performance scenarios.
What Are the Best Brands for Acoustic Guitar Amplifiers?
Some of the best brands for acoustic guitar amplifiers include:
- Fishman: Fishman is renowned for its high-quality acoustic amplification products, providing natural sound and clarity. Their amplifiers, like the Loudbox series, are designed specifically for acoustic instruments, featuring built-in effects and multiple channels for vocals and guitars, making them popular among performing musicians.
- Roland: Roland amplifiers are known for their durability and innovative technology, including features like Bluetooth connectivity and a wide range of sound customization options. The AC series, for example, offers stereo sound and a variety of built-in effects, making it a versatile choice for both practice and live performances.
- Yamaha: Yamaha’s acoustic guitar amplifiers are celebrated for their rich sound quality and user-friendly interfaces. Models like the THR series combine portability with excellent audio performance, making them ideal for both home use and gigs, while also offering various sound shaping options.
- Marshall: While traditionally known for electric guitar amplifiers, Marshall has made significant strides in the acoustic realm. Their acoustic amplifiers provide a warm, robust sound and come equipped with features such as reverb and EQ controls, catering to both singer-songwriters and acoustic performers.
- Laney: Laney amplifiers are designed to deliver a full-bodied acoustic tone with great projection, often featuring multiple inputs for different instruments. Their A-series amplifiers are particularly noted for their clarity and built-in effects, making them a solid choice for live settings.
- Fender: Fender is a household name in music equipment, and their acoustic amplifiers are no exception. Models like the Acoustic Junior and Acoustic Pro offer rich, clean amplification with a focus on intuitive controls, making them suitable for musicians at all levels.
- AER: AER specializes in high-quality acoustic amplifiers that are compact and lightweight, making them perfect for traveling musicians. They are known for their pristine sound quality and dynamic range, often featuring advanced circuitry that enhances the natural tone of acoustic instruments.
- Boss: Boss offers a range of acoustic amplifiers that combine portability with powerful features. Their Acoustic Singer series includes vocal harmonies and effects, making it an excellent choice for solo performers who want to enhance their sound without needing additional equipment.
How Do You Determine the Right Amplifier Type for Your Acoustic Guitar?
Choosing the right amplifier for your acoustic guitar depends on several key factors.
- Power Rating: The power rating of an amplifier, measured in watts, affects its volume and clarity at different levels. A higher wattage amplifier is generally suited for larger venues, while a lower wattage option is perfect for practice sessions or small gigs.
- Speaker Size: The size of the speaker in the amplifier influences the sound quality and projection. Larger speakers typically produce a fuller sound with more bass response, whereas smaller speakers may offer a brighter tone but less depth.
- Built-in Effects: Many acoustic guitar amplifiers come with built-in effects such as reverb, delay, and chorus. These effects can enhance your sound and provide versatility during performances, making it easier to create a unique tonal palette.
- Portability: Depending on your playing style and performance needs, you may want to consider the portability of the amplifier. Smaller, lightweight models are easier to transport, while larger, more powerful amplifiers may offer better sound quality but can be cumbersome to move.
- Inputs and Outputs: Amplifiers with multiple inputs allow you to connect various instruments or microphones, expanding your performance capabilities. Additionally, having outputs for direct connection to mixers or recording devices can be beneficial for live performances and studio work.
- Price Range: Acoustic guitar amplifiers come in various price ranges, catering to different budgets. It’s important to find an amp that fits your financial plan while still meeting your sound quality and feature needs.
What Wattage Do You Need for Your Acoustic Guitar Amplifier?
Choosing the right wattage for your acoustic guitar amplifier depends on various factors such as performance setting and personal preference.
- 5-10 Watts: Ideal for practice and small gatherings, this wattage is sufficient for home use or intimate settings like coffee shops. A low-wattage amp allows for natural tone development at lower volumes, making it perfect for nuanced acoustic performances.
- 20-30 Watts: This range is suitable for small gigs and rehearsals, providing enough power to fill a small venue without overwhelming the audience. Amps in this category often feature a good balance of headroom and portability, allowing for versatility in different playing environments.
- 40-60 Watts: Recommended for larger venues or band situations, this wattage ensures that your sound can compete with other instruments like drums and electric guitars. These amplifiers often come with additional features such as built-in effects and EQ controls, enhancing your overall sound quality.
- Above 60 Watts: Suitable for professional musicians or large performances, amps in this category offer maximum volume and clarity. They typically come with advanced technology and multiple channels, allowing for a wide range of sound customization and effects, making them ideal for serious performers.
How Do You Pick the Perfect Acoustic Guitar Amplifier for Your Style?
When choosing the best acoustic guitar amplifier for your style, consider the following key factors:
- Power Rating: The power rating of an amplifier determines how loud it can get, typically measured in watts. For personal practice or small gigs, a 20-50 watt amplifier may suffice, while larger venues may require 100 watts or more to ensure your sound carries effectively.
- Speaker Size: The size of the speaker in an amplifier affects the tone and projection. Larger speakers, like 12 inches, often provide fuller sound and better bass response, making them suitable for larger spaces, whereas smaller speakers can offer a more focused tone ideal for smaller settings.
- Built-in Effects: Many acoustic guitar amplifiers come with built-in effects such as reverb, delay, and chorus. These effects can enhance your sound and provide versatility, allowing you to experiment with different tones and styles without needing separate pedals.
- Inputs and Outputs: Consider the number of inputs available, which is crucial if you plan to plug in multiple instruments or microphones. Additionally, look for outputs for connecting to a PA system or recording equipment, which can expand your performance options.
- Portability: The weight and design of the amplifier can greatly influence its portability. If you frequently perform at different venues, a lightweight and compact design may be beneficial for easy transport, while still ensuring adequate sound quality.
- Durability: The build quality of an amplifier is essential, especially for gigging musicians. A rugged, road-ready design can withstand the rigors of travel and live performances, ensuring longevity and reliability in various environments.
- Price: Acoustic guitar amplifiers come in a broad price range, so it’s important to set a budget that reflects your needs and level of commitment. Higher-priced models may offer better sound quality and features, but there are also many affordable options that can provide great performance for beginners.
What Accessories Enhance the Performance of Acoustic Guitar Amplifiers?
Several accessories can significantly enhance the performance of acoustic guitar amplifiers:
- Quality Cables: Using high-quality instrument cables is essential for maintaining sound integrity. Poor cables can introduce noise and signal loss, which detracts from the overall audio quality.
- Pedals: Effects pedals such as reverb, delay, and chorus can add depth and dimension to the sound. These allow musicians to customize their tone and create a more dynamic performance.
- Microphone: A good microphone, especially for acoustic guitars, can capture the nuances of the instrument. Placing a mic in front of the guitar or using a clip-on mic can enhance the sound quality when amplified.
- Direct Injection (DI) Box: A DI box helps convert the unbalanced signal from the guitar to a balanced signal, which is ideal for longer cable runs. This minimizes interference and maintains sound clarity when connecting to mixers or PA systems.
- Soundhole Pickups: These pickups are designed to fit inside the guitar’s soundhole and can significantly improve amplification quality. They capture the natural sound of the guitar more effectively than traditional pickups.
- Amplifier Covers: While not directly influencing sound, protective covers can help maintain the condition of the amplifier. Keeping the amp protected from dust and debris ensures longevity and consistent performance.
- Monitor Speakers: Using quality monitor speakers can help musicians hear their performance better. This allows for real-time adjustments to tone and dynamics during live performances.