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  3. PARTYBOX 520 vs Audio MR1 MKIII

JBL PARTYBOX 520 vs Ruark Audio MR1 MKIII

What PARTYBOX 520 does better (3) and where Audio MR1 MKIII wins (1) — every spec side by side.

JBL PARTYBOX 520
JBL · 2025PARTYBOX 520
3 advantages≈ $800
vs
Ruark Audio MR1 MKIII
Ruark · 2026Audio MR1 MKIII
1 advantage≈ $540
Dimensions

Size comparison

PARTYBOX 520Audio MR1 MKIII
415 × 769369135 × 202165
PARTYBOX 520Audio MR1 MKIIIDifference
Height769 mm202 mm+567 mm
Width415 mm135 mm+280 mm
Depth369 mm165 mm+204 mm

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

Why is PARTYBOX 520 better than Audio MR1 MKIII?

  1. Output power400 W vs 50 W8×
  2. Bluetooth version5.4 vs 5.1+6%
  3. Lowest frequency40 Hz vs 50 Hz+25%

Why is Audio MR1 MKIII better than PARTYBOX 520?

  1. Highest frequency20,000 Hz vs 22,000 Hz+10%
Specifications

Side by side

Sound
Output power400 W50 W
Lowest frequency40 Hz50 Hz
Highest frequency20,000 Hz22,000 Hz
Battery & charging
Battery life15 h—
Mains poweredYesYes
Battery powered (portable)YesNo
Connectivity
WirelessYesYes
Bluetooth version5.45.1
Bluetooth codecs—aptX HD, AAC, SBC
Hi-res codec (LDAC / aptX HD / LHDC)—Yes
aptX—Yes
LDAC—No
USB-C—Yes
USB audioYes—
3.5 mm jack / AUXYes—
Optical input—Yes
Design & build
Weight—4,400 g
Width415 mm135 mm
Height769 mm202 mm
Depth369 mm165 mm
Protection ratingIPX4—
Water resistance (IPx)IPx4—
Features
Party / stereo pairingYes—
Light effectsYes—
Remote control—Yes
To compare: 0up to 4 models
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