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  3. Onyx Studio 9 vs GX-10DB

Harman-Kardon Onyx Studio 9 vs Onkyo GX-10DB

What Onyx Studio 9 does better (0) and where GX-10DB wins (1) — every spec side by side.

Harman-Kardon Onyx Studio 9
Harman-Kardon · 2025Onyx Studio 9
5.0Score
0 advantages≈ $160
Higher score
vs
Onkyo GX-10DB
Onkyo · 2025GX-10DB
1 advantage≈ $200
6.4Sound7.3
Dimensions

Size comparison

Onyx Studio 9GX-10DB
389.2 × 387.5130119 × 149170
Onyx Studio 9GX-10DBDifference
Height387.5 mm149 mm+238.5 mm
Width389.2 mm119 mm+270.2 mm
Depth130 mm170 mm−40 mm

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

Why is Onyx Studio 9 better than GX-10DB?

Onyx Studio 9 has no measurable advantages in this pair.

Why is GX-10DB better than Onyx Studio 9?

  1. Output power50 W vs 68 W+36%
Specifications

Side by side

Sound
Output power50 W68 W
Speaker channelsStereo2.0
Channel count—2
Lowest frequency50 Hz—
Highest frequency20,000 Hz—
StereoYesYes
Battery & charging
Battery life8 h—
Battery capacity4,722 mAh—
Charging time4 h—
Power bank functionYes—
Mains poweredNoYes
Battery powered (portable)YesNo
Connectivity
WirelessYesYes
Bluetooth version5.3—
Bluetooth codecsSBCSBC
Hi-res codec (LDAC / aptX HD / LHDC)NoNo
aptXNoNo
LDACNoNo
AuracastYes—
USB-CYesYes
3.5 mm jack / AUXYes—
Optical input—Yes
Design & build
Weight3,300 g—
Width389 mm119 mm
Height388 mm149 mm
Depth130 mm170 mm
ColoursBlack—
Features
Hands-free callsYes—
Party / stereo pairingYes—
Remote control—Yes
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