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  3. Phantom II 98 dB vs LS50 Wireless II

Devialet Phantom II 98 dB vs KEF LS50 Wireless II

What Phantom II 98 dB does better (2) and where LS50 Wireless II wins (1) — every spec side by side.

Devialet Phantom II 98 dB
Devialet · 2021Phantom II 98 dB
2 advantages≈ $1,250
vs
KEF LS50 Wireless II
KEF · 2020LS50 Wireless II
7.0Score
1 advantage≈ $2,600
Higher score
9.4Sound8.0
Dimensions

Size comparison

Phantom II 98 dBLS50 Wireless II
157 × 168219200 × 305311
Phantom II 98 dBLS50 Wireless IIDifference
Height168 mm305 mm−137 mm
Width157 mm200 mm−43 mm
Depth219 mm311 mm−92 mm

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

Why is Phantom II 98 dB better than LS50 Wireless II?

  1. Lowest frequency18 Hz vs 45 Hz2.5×
  2. Output power400 W vs 380 W+5%

Why is LS50 Wireless II better than Phantom II 98 dB?

  1. Highest frequency21,000 Hz vs 28,000 Hz+33%
Specifications

Side by side

Sound
Output power400 W380 W
Speaker channels—2.0
Channel count—2
Lowest frequency18 Hz45 Hz
Highest frequency21,000 Hz28,000 Hz
Hi-Res Audio—Yes
Stereo—Yes
Battery & charging
Mains poweredYesYes
Battery powered (portable)NoNo
Connectivity
WirelessYesYes
Bluetooth version—4.2
Bluetooth codecsSBCSBC
Hi-res codec (LDAC / aptX HD / LHDC)NoNo
aptXNoNo
LDACNoNo
3.5 mm jack / AUXYesYes
Optical inputYesYes
EthernetYesYes
Smart & streaming
Wi-FiYesYes
AirPlayYesYes
Spotify ConnectYesYes
Multiroom—Yes
Voice assistant built inYes—
Design & build
Weight—20,410 g
Width157 mm200 mm
Height168 mm305 mm
Depth219 mm311 mm
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