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  3. Luna 2 vs X20

Harman-Kardon Luna 2 vs W-KING X20

What Luna 2 does better (0) and where X20 wins (3) — every spec side by side.

Harman-Kardon Luna 2
Harman-Kardon · 2026Luna 2
6.4Score
0 advantages≈ $160
vs
W-KING X20
W-KING · 2026X20
9.3Score
3 advantages≈ $170
Higher score
4.7Battery8.3
7.5Build & features6.7
Dimensions

Size comparison

Luna 2X20
236 × 88132530 × 300245
Luna 2X20Difference
Height88 mm300 mm−212 mm
Width236 mm530 mm−294 mm
Depth132 mm245 mm−113 mm

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

Why is Luna 2 better than X20?

Luna 2 has no measurable advantages in this pair.

Why is X20 better than Luna 2?

  1. Battery life12 h vs 24 h2×
  2. Output power40 W vs 200 W5×
  3. Battery capacity3,300 mAh vs 30,000 mAh9.1×
Specifications

Side by side

W-KING X20W-KING X20≈ $1709.3
Sound
Output power40 W200 W
Speaker channels2.0—
Channel count2—
Lowest frequency58 Hz—
Highest frequency20,000 Hz—
Adjustable equaliserYes—
StereoYesYes
Battery & charging
Battery life12 h24 h
Battery capacity3,300 mAh30,000 mAh
Charging time—3 h
Power bank function—Yes
Mains poweredNoNo
Battery powered (portable)YesYes
Connectivity
WirelessYesYes
Bluetooth version5.45.4
Bluetooth codecsSBCSBC
Hi-res codec (LDAC / aptX HD / LHDC)NoNo
aptXNoNo
LDACNoNo
AuracastYes—
USB-CYesYes
Smart & streaming
Companion appYes—
Design & build
Weight735 g—
Width236 mm530 mm
Height88 mm300 mm
Depth132 mm245 mm
Protection ratingIP67IPX7
Water resistance (IPx)IPx7IPx7
Dust protection (IP)6—
Colours—Black
Features
Party / stereo pairingYesYes
Light effectsYes—
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