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  3. Phantom Ultimate 98 dB vs Coda W

Devialet Phantom Ultimate 98 dB vs KEF Coda W

What Phantom Ultimate 98 dB does better (4) and where Coda W wins (1) — every spec side by side.

Devialet Phantom Ultimate 98 dB
Devialet · 2025Phantom Ultimate 98 dB
4 advantages≈ $1,550
vs
KEF Coda W
KEF · 2025Coda W
1 advantage≈ $970
Dimensions

Size comparison

Phantom Ultimate 98 dBCoda W
157 × 168219168 × 285268
Phantom Ultimate 98 dBCoda WDifference
Height168 mm285 mm−117 mm
Width157 mm168 mm−11 mm
Depth219 mm268 mm−49 mm
Weight4,300 g11,300 g−7,000 g

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

Why is Phantom Ultimate 98 dB better than Coda W?

  1. Output power400 W vs 200 W2×
  2. Weight4,300 g vs 11,300 g2.6×
  3. Lowest frequency18 Hz vs 38 Hz2.1×
  4. Highest frequency25,000 Hz vs 20,000 Hz+25%

Why is Coda W better than Phantom Ultimate 98 dB?

  1. Bluetooth version5.2 vs 5.4+4%
Specifications

Side by side

KEF Coda WKEF Coda W≈ $970
Sound
Output power400 W200 W
Speaker channels—2.0
Channel count—2
Lowest frequency18 Hz38 Hz
Highest frequency25,000 Hz20,000 Hz
Hi-Res Audio—Yes
Stereo—Yes
Battery & charging
Mains poweredYesYes
Battery powered (portable)NoNo
Connectivity
WirelessYesYes
Bluetooth version5.25.4
Bluetooth codecs—aptX Lossless, aptX Adaptive
Hi-res codec (LDAC / aptX HD / LHDC)—Yes
aptX—Yes
LDAC—No
USB audio—Yes
3.5 mm jack / AUX—Yes
Optical input—Yes
Smart & streaming
Wi-FiYesYes
AirPlayYes—
Chromecast / Google CastYes—
Spotify ConnectYes—
MultiroomYes—
Design & build
Weight4,300 g11,300 g
Width157 mm168 mm
Height168 mm285 mm
Depth219 mm268 mm
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