When you’re mixing music, the speakers you choose can make or break your final track. Accurate sound reproduction is essential to hear every detail, from the deepest bass to the highest treble. If you’re setting up a home studio or upgrading your current monitoring setup, you need speakers that deliver flat, uncolored sound. In this guide, we compare two popular options: the PreSonus Eris 3.5 Powered Studio Monitors and the M-AUDIO BX3 Wired Studio Monitors. Both are compact, powerful, and designed for mixing. For a broader look at studio monitor speakers, check out our top studio monitor speakers for Crisp, accurate audio.

Buying Guide: What to Look for in Speakers for Mixing

Sound Accuracy and Frequency Response

For mixing, you need a flat frequency response so your mixes translate well to other systems. Both the PreSonus Eris 3.5 and M-AUDIO BX3 offer neutral sound. The PreSonus uses woven-composite woofers and silk-dome tweeters for a range of 80 Hz to 20 kHz. The M-AUDIO features Kevlar woofers and silk dome tweeters for clear highs. Accuracy is what separates studio monitors from regular speakers.

Power Output and Room Coverage

The size of your room matters. Both monitors are 3.5-inch, suitable for near-field monitoring on a desktop. The PreSonus delivers 50 watts of bi-amplified power, while the M-AUDIO also offers bi-amplified power. Enough volume for critical listening without distortion. For larger rooms, you might consider a subwoofer, but these can fill a small to medium space.

Connectivity and Input Options

Studio monitors need to connect to your interface, mixer, or computer. The PreSonus Eris 3.5 has balanced TRS, RCA, and a front aux input plus headphone jack. The M-AUDIO BX3 offers 1/4-inch, 1/8-inch, and RCA inputs, also with front aux and headphone out. Both give you flexibility to integrate into any setup. For turntable setups, see our best speakers for vinyl guide.

Acoustic Tuning Controls

Every room has acoustic quirks. The PreSonus Eris 3.5 includes high and low frequency tuning controls to adjust for your space without extra treatment. The M-AUDIO BX3 has a bass reflex design and MDF cabinet to reduce vibration. These features help you achieve a more accurate mix regardless of room shape.

For more speaker options, see our Speakers category or best stereo speakers for vinyl if you’re also looking for casual listening setups.

Final Thoughts

Both the PreSonus Eris 3.5 and the M-AUDIO BX3 are excellent choices for mixing, each with its own strengths. If you value acoustic tuning controls and a slightly more refined high end, the PreSonus Eris 3.5 Powered Studio Monitors, Pair is a top pick. If you prefer Kevlar woofers and a robust bass reflex design at a slightly lower investment, the M-AUDIO BX3 3.5″ Wired Studio Monitors Pair delivers excellent performance. Whichever you choose, your mixes will benefit from accurate, reliable monitoring.

Frequently Asked Questions

What size studio monitors are best for mixing in a small room?

For small to medium rooms, 3.5-inch monitors like the PreSonus Eris 3.5 and M-AUDIO BX3 are ideal. They provide near-field monitoring with clear sound without overwhelming the space. For larger rooms, consider 5-inch or larger monitors.

Do I need a subwoofer with these monitors for mixing?

Not necessarily. Both monitors have sufficient bass response for mixing most genres. If you work with heavy bass or EDM, a subwoofer can help, but for general mixing, these monitors deliver accurate lows down to around 80 Hz.

Are powered studio monitors better than passive for mixing?

Yes, powered monitors like these are convenient because they have built-in amplifiers optimized for the drivers. This eliminates the need for a separate amplifier and ensures consistent performance. Both PreSonus and M-AUDIO are powered.

How should I position my studio monitors for optimal mixing?

Place them at ear level, forming an equilateral triangle with your listening position. Keep them away from walls to reduce bass buildup. Use the acoustic tuning controls on the PreSonus to compensate for room issues. For more tips, visit our Blog.