Short answer: the PreSonus Eris Studio 8. It ranks #99 of 118 powered bookshelf speakers by sound quality, rated 3.9/5, at $419.98. The PreSonus Eris Studio 4 ranks #75, rated 3.4/5, at $259.98, $160 cheaper, not enough of a saving to outweigh the sound-quality gap.
Why pick the PreSonus Eris Studio 4: The smallest Eris Studio monitor, with a 4.5” woven composite woofer and 1” silk-dome tweeter in an elliptical waveguide that spreads sound wide horizontally while limiting reflections off the desk below. Watch for: No independent measurements yet, so its tonal balance and directivity can’t be compared directly with measured speakers; the rating is estimated from the larger PreSonus Eris Studio 5 and the measured PreSonus Eris Studio 8.
What the PreSonus Eris Studio 8 does well: An 8-inch active monitor with XLR, TRS and RCA inputs and room-adjustment controls, providing flexible analog integration. Watch for: The large cabinet requires substantial desk or stand space.
Buy the PreSonus Eris Studio 8. It is rated higher for sound quality, and the $160 you would save on the PreSonus Eris Studio 4 does not close the gap.
Worth knowing: the PreSonus Eris Studio 4 has not been measured yet. Its rating is estimated from related models, with a likely range of 3.0 to 3.7, so treat this verdict as provisional.
Looking for alternatives? See the complete Powered Home rankings.
Specifications Side By Side
| PreSonus Eris Studio 4 | PreSonus Eris Studio 8 | |
|---|---|---|
| Price | $259.98 per pair | $419.98 per pair |
| Ranked | #75 of 105 in Medium Size Powered Bookshelf Speakers Estimated | #99 of 118 in Large Size Powered Bookshelf Speakers |
| Weight | 8.8 lbs (4 kg) | 22.3 lbs (10.1 kg) each |
| Dimensions | 10”H x 7”W x 7.3”D (254 x 178 x 185 mm) | 16.5”H x 9.8”W x 11.7”D (419.1 x 248.9 x 297.2 mm) |
| Drivers | 4.5” woven composite woofer, 1” silk-dome tweeter | 8” (203mm) woofer |
| Inputs | Balanced TRS, RCA | TRS, XLR, RCA |
| Amplifier Power | 50W bi-amplified (Class AB) | 140w Per Speaker |
| Frequency Response | 55Hz - 20kHz (manufacturer specified) | 35Hz - 20kHz (Manufacturer specified) |
| Maximum SPL | 100dB peak @ 1m (manufacturer specified) | - |
| XLR Input | No | Yes |
| RCA Input | Yes | Yes |
| TRS Input | Yes | Yes |
| Optical Input | No | No |
| Coaxial Input | No | No |
| USB Input | No | No |
| HDMI Input | No | No |
| AES Input | No | No |
| Aux Input | No | No |
| Bluetooth | No | No |
| EQ | Yes (Acoustic Space, high-pass, mid and high controls) | Yes (Room adjustment) |
| App | - | No |
| DSP | - | No |
Related Speaker Comparisons
How PreSonus Eris Studio 4 compares with other leading options:
- PreSonus Eris Studio 4 vs PreSonus Eris Studio 5
- M-Audio BX8 D3 vs PreSonus Eris Studio 8
- PreSonus Eris Studio 8 vs JBL 308P MKII
- PreSonus Eris Studio 5 vs PreSonus Eris Studio 8
- AsciLab C8C vs PreSonus Eris Studio 8
Prices on this page were last checked October 9, 2026 at 8:01 AM UTC. Product prices and availability are accurate as of that date/time and are subject to change; the price and availability shown on Amazon at the time of purchase will apply to the purchase of this product.
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The Two Speakers In Full
PreSonus Eris Studio 4: $259.98 per pair Estimated B&H Photo Video eBay
Same family: the PreSonus Eris Studio 5 (larger bookshelf, ranked higher, estimated 3.6/5) and the PreSonus Eris Studio 8 (larger bookshelf, rated 3.9/5). See every PreSonus Eris generation.
Pros: The smallest Eris Studio monitor, with a 4.5” woven composite woofer and 1” silk-dome tweeter in an elliptical waveguide that spreads sound wide horizontally while limiting reflections off the desk below. It is bi-amplified with 50W and accepts balanced TRS and RCA. Acoustic Space settings for wall or corner placement plus high-pass, midrange and treble controls help it fit a small desk.
Cons: No independent measurements yet, so its tonal balance and directivity can’t be compared directly with measured speakers; the rating is estimated from the larger PreSonus Eris Studio 5 and the measured PreSonus Eris Studio 8. Bass stops around 55Hz and output peaks near 100dB, so it suits near-field desk listening more than filling a room.
Full PreSonus Eris Studio 4 review and specifications →
| AES Input | No |
|---|---|
| Amplifier Power | 50W bi-amplified (Class AB) |
| Aux Input | No |
| Bluetooth | No |
| Coaxial Input | No |
| Dimensions | 10”H x 7”W x 7.3”D (254 x 178 x 185 mm) |
| Drivers | 4.5” woven composite woofer, 1” silk-dome tweeter |
| EQ | Yes (Acoustic Space, high-pass, mid and high controls) |
| Frequency Response | 55Hz - 20kHz (manufacturer specified) |
| HDMI Input | No |
| Inputs | Balanced TRS, RCA |
| Maximum SPL | 100dB peak @ 1m (manufacturer specified) |
| Optical Input | No |
| RCA Input | Yes |
| TRS Input | Yes |
| USB Input | No |
| Weight | 8.8 lbs (4 kg) |
| XLR Input | No |
- Links
- Reviews, Comparisons and Sound Samples
- No independent measurement review is linked for this model; it is ranked from hands-on listening and comparison against similarly priced speakers.
- Head-to-Head Comparisons
PreSonus Eris Studio 8: $419.98 per pair Amazon eBay
Older model: the PreSonus Eris E8 XT (ranked lower, estimated 3.7/5). See every PreSonus Eris generation.
Same family: the PreSonus Eris Studio 4 (smaller bookshelf, estimated 3.4/5) and the PreSonus Eris Studio 5 (smaller bookshelf, estimated 3.6/5).
Pros: An 8-inch active monitor with XLR, TRS and RCA inputs and room-adjustment controls, providing flexible analog integration. Its cabinet and connection options suit a conventional studio setup.
Cons: The large cabinet requires substantial desk or stand space. Analog room-adjustment controls offer less flexibility than automatic calibration or parametric correction.
Full PreSonus Eris Studio 8 review and specifications →
| AES Input | No |
|---|---|
| Amplifier Power | 140w Per Speaker |
| App | No |
| Aux Input | No |
| Bluetooth | No |
| Coaxial Input | No |
| DSP | No |
| Dimensions | 16.5”H x 9.8”W x 11.7”D (419.1 x 248.9 x 297.2 mm) |
| Drivers | 8” (203mm) woofer |
| EQ | Yes (Room adjustment) |
| Frequency Response | 35Hz - 20kHz (Manufacturer specified) |
| HDMI Input | No |
| Inputs | TRS, XLR, RCA |
| Optical Input | No |
| RCA Input | Yes |
| TRS Input | Yes |
| USB Input | No |
| Weight | 22.3 lbs (10.1 kg) each |
| XLR Input | Yes |
- Links
- Reviews, Comparisons and Sound Samples
- DSAUDIO.review: PreSonus Eris E8 XT vs PreSonus Eris E5 XT Sound & Frequency Response Comparison More from DSAUDIOreview →
- DSAUDIO.review: Yamaha HS8 vs PreSonus Eris E8 XT Sound & Frequency Response Comparison
- DSAUDIO.review: Kali Audio LP-8 vs Presonus Eris E8 XT Sound & Frequency Response Comparison
- DSAUDIO.review: Tannoy Gold 8 vs PreSonus Eris E8 XT Sound & Frequency Response Comparison
- DSAUDIO.review: Focal Alpha 80 vs PreSonus Eris E8 XT Sound & Frequency Response Comparison
- Head-to-Head Comparisons
- PreSonus Eris Studio 8 vs KRK Rokit 8 G4
- PreSonus Eris Studio 8 vs Kali Audio LP-8
- PreSonus Eris Studio 8 vs ADAM Audio T7V
- PreSonus Eris Studio 8 vs Edifier R2850DB
- PreSonus Eris Studio 8 vs ADAM Audio T8V
- PreSonus Eris Studio 8 vs Yamaha HS7
- PreSonus Eris Studio 8 vs Klipsch The Sevens
- PreSonus Eris Studio 8 vs Focal Alpha 65 EVO
- See all 28 comparisons