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  3. BeoSound A9 Mk5 vs LS50 Wireless II

Bang & Olufsen BeoSound A9 Mk5 vs KEF LS50 Wireless II

What BeoSound A9 Mk5 does better (3) and where LS50 Wireless II wins (1) — every spec side by side.

Bang & Olufsen BeoSound A9 Mk5
Bang & Olufsen · 2023BeoSound A9 Mk5
8.8Score
3 advantages≈ $3,500
Higher score
vs
KEF LS50 Wireless II
KEF · 2020LS50 Wireless II
7.0Score
1 advantage≈ $2,600
9.7Sound8.0
3.0Connectivity2.4
Dimensions

Size comparison

BeoSound A9 Mk5LS50 Wireless II
701 × 908415200 × 305311
BeoSound A9 Mk5LS50 Wireless IIDifference
Height908 mm305 mm+603 mm
Width701 mm200 mm+501 mm
Depth415 mm311 mm+104 mm
Weight14,000 g20,410 g−6,410 g

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

Why is BeoSound A9 Mk5 better than LS50 Wireless II?

  1. Output power1,100 W vs 380 W2.9×
  2. Weight14,000 g vs 20,410 g+46%
  3. Lowest frequency33 Hz vs 45 Hz+36%

Why is LS50 Wireless II better than BeoSound A9 Mk5?

  1. Highest frequency25,000 Hz vs 28,000 Hz+12%
Specifications

Side by side

Sound
Output power1,100 W380 W
Speaker channels—2.0
Channel count—2
Lowest frequency33 Hz45 Hz
Highest frequency25,000 Hz28,000 Hz
Hi-Res Audio—Yes
Stereo—Yes
Battery & charging
Mains poweredYesYes
Battery powered (portable)NoNo
Connectivity
WirelessYesYes
Bluetooth version4.24.2
Bluetooth codecsAAC, SBCSBC
Hi-res codec (LDAC / aptX HD / LHDC)NoNo
aptXNoNo
LDACNoNo
USB-CYes—
3.5 mm jack / AUXYesYes
Optical inputYesYes
EthernetYesYes
Smart & streaming
Wi-FiYesYes
AirPlayYesYes
Chromecast / Google CastYes—
Spotify ConnectYesYes
Multiroom—Yes
Voice assistantGoogle Assistant—
Voice assistant built inYes—
Companion appYes—
Design & build
Weight14,000 g20,410 g
Width701 mm200 mm
Height908 mm305 mm
Depth415 mm311 mm
Features
Party / stereo pairingYes—
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