How we scoreBlogAdvertise
Amidioheadphones · speakers · earbuds
  1. Amidio
  2. Compare
  3. PARTYBOX 330 vs ULT TOWER 9 SRS-ULT900

JBL PARTYBOX 330 vs Sony ULT TOWER 9 SRS-ULT900

What PARTYBOX 330 does better (1) and where ULT TOWER 9 SRS-ULT900 wins (1) — every spec side by side.

JBL PARTYBOX 330
JBL · 2026PARTYBOX 330
1 advantage≈ $560
vs
Sony ULT TOWER 9 SRS-ULT900
1 advantage≈ $840
Dimensions

Size comparison

PARTYBOX 330ULT TOWER 9 SRS-ULT900
334 × 663375410 × 910456
PARTYBOX 330ULT TOWER 9 SRS-ULT900Difference
Height663 mm910 mm−247 mm
Width334 mm410 mm−76 mm
Depth375 mm456 mm−81 mm

Drawn to the same scale from the official dimensions (front and side).

Why is PARTYBOX 330 better than ULT TOWER 9 SRS-ULT900?

  1. Bluetooth version6 vs 5.3+13%

Why is ULT TOWER 9 SRS-ULT900 better than PARTYBOX 330?

  1. Battery life18 h vs 25 h+39%
Specifications

Side by side

Sound
Output power280 W—
Speaker channels—Stereo
Lowest frequency40 Hz—
Highest frequency20,000 Hz—
Stereo—Yes
Battery & charging
Battery life18 h25 h
Power bank function—Yes
Mains poweredYesYes
Battery powered (portable)YesYes
Connectivity
WirelessYesYes
Bluetooth version65.3
USB audioYesYes
3.5 mm jack / AUXYesYes
Optical inputYesYes
Design & build
Width334 mm410 mm
Height663 mm910 mm
Depth375 mm456 mm
Protection ratingIPX4—
Water resistance (IPx)IPx4—
Features
Party / stereo pairingYesYes
Light effectsYesYes
To compare: 0up to 4 models
Compare