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  3. Onyx Studio 9 vs Epic Party

Harman-Kardon Onyx Studio 9 vs JLab Epic Party

What Onyx Studio 9 does better (2) and where Epic Party wins (4) — every spec side by side.

Harman-Kardon Onyx Studio 9
Harman-Kardon · 2025Onyx Studio 9
5.1Score
2 advantages≈ $160
vs
JLab Epic Party
JLab · 2025Epic Party
6.7Score
4 advantages≈ $170
Higher score
6.2Sound8.4
3.9Battery6.1

Why is Onyx Studio 9 better than Epic Party?

  1. Weight3,300 g vs 5,080 g+54%
  2. Charging time4 h vs 5 h+25%

Why is Epic Party better than Onyx Studio 9?

  1. Battery life8 h vs 16 h2×
  2. Output power50 W vs 100 W2×
  3. Battery capacity4,722 mAh vs 9,000 mAh+91%
  4. Lowest frequency50 Hz vs 40 Hz+25%
Specifications

Side by side

JLab Epic PartyJLab Epic Party≈ $1706.7
Sound
Driver size—63.5 mm
Number of drivers—4
Output power50 W100 W
Speaker channelsStereo—
Lowest frequency50 Hz40 Hz
Highest frequency20,000 Hz20,000 Hz
StereoYes—
Battery & charging
Battery life8 h16 h
Battery capacity4,722 mAh9,000 mAh
Charging time4 h5 h
Fast charging support—Yes
Power bank functionYesYes
Mains poweredNo—
Battery powered (portable)YesYes
Connectivity
WirelessYesYes
Bluetooth version5.35.3
Bluetooth codecsSBCAAC, SBC
Hi-res codec (LDAC / aptX HD / LHDC)NoNo
aptXNoNo
LDACNoNo
AuracastYes—
USB-CYesYes
3.5 mm jack / AUXYesYes
Smart & streaming
Companion app—Yes
Design & build
Weight3,300 g5,080 g
Width389 mm—
Height388 mm—
Depth130 mm—
Protection rating—IP56
Water resistance (IPx)—IPx6
Dust protection (IP)—5
ColoursBlack—
Features
Hands-free callsYes—
Party / stereo pairingYesYes
Light effects—Yes
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