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  3. PARTYBOX 330 vs Stanmore IV

JBL PARTYBOX 330 vs Marshall Stanmore IV

What PARTYBOX 330 does better (2) and where Stanmore IV wins (2) — every spec side by side.

JBL PARTYBOX 330
JBL · 2026PARTYBOX 330
2 advantages≈ $560
vs
Marshall Stanmore IV
Marshall · 2026Stanmore IV
8.8Score
2 advantages≈ $420
Higher score
Dimensions

Size comparison

PARTYBOX 330Stanmore IV
334 × 663375350 × 203185
PARTYBOX 330Stanmore IVDifference
Height663 mm203 mm+460 mm
Width334 mm350 mm−16 mm
Depth375 mm185 mm+190 mm

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

Why is PARTYBOX 330 better than Stanmore IV?

  1. Output power280 W vs 110 W2.5×
  2. Bluetooth version6 vs 5.3+13%

Why is Stanmore IV better than PARTYBOX 330?

  1. Highest frequency20,000 Hz vs 38,000 Hz+90%
  2. Lowest frequency40 Hz vs 36 Hz+11%
Specifications

Side by side

Sound
Driver type—Dynamic
Driver size—127 mm
Output power280 W110 W
Speaker channels—Stereo
Channel count—2
Lowest frequency40 Hz36 Hz
Highest frequency20,000 Hz38,000 Hz
Hi-Res Audio—Yes
Adjustable equaliser—Yes
Stereo—Yes
Battery & charging
Battery life18 h—
Mains poweredYesYes
Battery powered (portable)YesNo
Connectivity
WirelessYesYes
Bluetooth version65.3
Bluetooth codecs—LDAC, LC3, AAC, SBC
Hi-res codec (LDAC / aptX HD / LHDC)—Yes
aptX—No
LDAC—Yes
Multipoint (two devices)—Yes
LE Audio—Yes
Auracast—Yes
USB audioYes—
3.5 mm jack / AUXYesYes
Optical inputYes—
Smart & streaming
Spotify Connect—Yes
Companion app—Yes
Design & build
Weight—3,990 g
Width334 mm350 mm
Height663 mm203 mm
Depth375 mm185 mm
Protection ratingIPX4—
Water resistance (IPx)IPx4—
Features
Party / stereo pairingYesYes
Light effectsYes—
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