
Polk Audio Monitor XT70
Score: 78/100
Sonos Sub Mini
Score: 66/100Rankings

The Monitor XT70 is a high-resolution floor-standing tower speaker offering deep bass, high sensitivity, and support for Dolby Atmos/DTS:X, suited for medium-to-large home-theater rooms where space permits.

The Sonos Sub Mini is a compact wireless subwoofer that adds deep, accurate bass to Sonos speaker systems. Its sealed dual-woofer design delivers impressive low-frequency performance, though it is relatively heavy and limited to one unit per room.
| Attribute | ![]() | ![]() |
|---|---|---|
— | 165 Wbest | |
35 Hzbest | 25 Hz | |
40,000 Hzbest | 120 Hz | |
| ↓ lower better | 15.876 kg | 6.35 kgbest |
60 monthsbest | 12 months | |
— | 165 Wbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Build & Design(1) | ||
Overall Weight (kg) | 15.876 kg | 6.35 kg |
Warranty & Support(1) | ||
Warranty Period (months) | 60 months | 12 months |
Audio(2) | ||
Frequency Response (Low) (Hz) | 35 Hz | 25 Hz |
Frequency Response (High) (Hz) | 40000 Hz | 120 Hz |


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

Professional reviewers commend the XT70 for its balanced, detailed sound signature, impressive bass extension thanks to passive radiators, and its ability to handle high-resolution audio up to 40 kHz, while noting its large footprint as a practical limitation.
Everyday users overwhelmingly praise the Monitor XT70 for its rich, full-bodied sound, deep cinematic bass, and attractive design, though some note excessive bass in small rooms and occasional shipping damage.

Professional reviewers praise the Sub Mini as a game-changing compact subwoofer, highlighting its dual 6" woofers, sealed force-canceling design, and precise Class-D amplification that deliver deep, articulate bass.
Everyday users love the dramatic improvement in bass depth and the sub's small footprint, but note its size feels larger than expected and it offers limited impact in large spaces.
“Rich, full sound”

“Cinematic bass”

“Beautiful combo. Very happy with it.”

