
Audioengine A2+
Score: 80/100
Polk Monitor XT15 Midnight Black
Score: 81/100Rankings

The Polk Monitor XT15 is a compact two-way bookshelf speaker pair offering Hi-Res audio up to 40 kHz and integrated Dolby Atmos/DTS-X support. Its limited low-frequency response and narrow vertical dispersion can restrict bass performance and placement flexibility. Ideal for small to medium rooms where clarity and detail are prioritized.

The Audioengine A2+ Wireless is a compact 2.0 powered desktop speaker system delivering up to 60 W peak power with high-resolution Bluetooth 5.0 connectivity and excellent clarity. Its limited bass extension and occasional high-frequency instability at max volume may disappoint bass-heavy listeners. Ideal for small-desk or near-field listening where space is at a premium.
| Attribute | ![]() | ![]() |
|---|---|---|
— | 40 kHzbest | |
— | 86 dBbest | |
15 Wbest | — | |
4 Ω | 8 Ωbest | |
| ↓ lower better | 3 kgbest | 4.08 kg |
2best | 2best | |
95 dBbest | — | |
| ↓ lower better | 0.05 %best | — |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
General(1) | ||
Warranty (years) | 3 years | 5 years |
Audio(5) | ||
Frequency Response (kHz) | 65-22 kHz | 40 kHz |
Impedance (Ω) | 4 Ω | 8 Ω |
RMS Power (W) | 15 W | 30-150 W |
Driver Size (cm) | 7 cm | 2.54 cm |
Woofer Size (cm) | 7 cm | 13.34 cm |
Build & Design(2) | ||
Weight (kg) | 3 kg | 4.08 kg |
Dimensions (H×W×D) (cm³) | 2065 cm³ | 8115 cm³ |

Products in the top-left offer the best value (high score, low price).

Professional reviewers commend the A2+ for delivering studio-grade clarity and punch from a compact enclosure, noting its high SNR, low distortion, and solid MDF construction. While the soundstage and detail are praised, critics consistently point out the limited bass extension and occasional instability at maximum output, recommending larger models like the A5+ for users needing more low-frequency impact.
Consumers appreciate the A2+ for its big, clear sound relative to its size, easy Bluetooth setup, and desk-friendly design. The most common criticisms revolve around thin bass response, the absence of accessories such as stands or a subwoofer, and occasional high-frequency instability when pushed hard.

“nice detail and punch for their size”

“CNET calls the stereo imaging unmatched by single wireless speakers”


Professional reviewers commend the XT15 for delivering a balanced, detailed soundstage with impressive high-frequency extension and solid imaging for its price. They also note the limited low-frequency output and the need for careful placement due to narrow vertical dispersion and the rear-ported design.
Everyday users appreciate the speakers' compact footprint, straightforward wiring, and clear highs, especially in small home-theater setups. The most common complaints revolve around the need for a subwoofer to achieve deeper bass and the speakers' sensitivity to placement.