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  3. ULT TOWER 9 SRS-ULT900 vs Mix

Sony ULT TOWER 9 SRS-ULT900 vs Soundboks Mix

What ULT TOWER 9 SRS-ULT900 does better (0) and where Mix wins (1) — every spec side by side.

Sony ULT TOWER 9 SRS-ULT900
0 advantages≈ $840
vs
Soundboks Mix
Soundboks · 2026Mix
9.6Score
1 advantage≈ $750
Higher score
8.8Battery9.7

Why is ULT TOWER 9 SRS-ULT900 better than Mix?

ULT TOWER 9 SRS-ULT900 has no measurable advantages in this pair.

Why is Mix better than ULT TOWER 9 SRS-ULT900?

  1. Battery life25 h vs 40 h+60%
Specifications

Side by side

Soundboks MixSoundboks Mix≈ $7509.6
Sound
Output power—72 W
Speaker channelsStereo—
Lowest frequency—40 Hz
Highest frequency—20,000 Hz
StereoYes—
Battery & charging
Battery life25 h40 h
Battery capacity—7,800 mAh
Charging time—2 h
Power bank functionYes—
Mains poweredYesNo
Battery powered (portable)YesYes
Connectivity
WirelessYesYes
Bluetooth version5.3—
Bluetooth codecs—SBC
Hi-res codec (LDAC / aptX HD / LHDC)—No
aptX—No
LDAC—No
USB audioYes—
3.5 mm jack / AUXYes—
Optical inputYes—
Design & build
Width410 mm—
Height910 mm—
Depth456 mm—
Colours—Black
Features
Party / stereo pairingYes—
Light effectsYes—
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