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Specdex
Sonos

Sonos Era 100

Stereo · Wi-Fi 6 · Line-in

86
/ 100
From $249
VS
KEF LS50 Wireless II wins by 8
KEF

KEF LS50 Wireless II

Smart/Portable · $2799

94
/ 100
From $2,799
Specdex verdict

KEF LS50 Wireless II takes it — here’s why.

In our weighted Specdex score, Sonos Era 100 lands at 86 and KEF LS50 Wireless II at 94. That puts KEF LS50 Wireless II ahead by 8 points — a decisive margin driven mostly by its strengths in the categories below.

Pick Sonos Era 100 if…

  • True stereo from one speaker
  • USB-C line-in
  • Trueplay tuning

Pick KEF LS50 Wireless II if…

  • Easy multi-room with ecosystem
  • App EQ on modern models
  • USB-C/AUX input on some

Score breakdown

Sonos Era 100
86
sound 88
features 86
design 90
ecosystem 86
KEF LS50 Wireless II
94
sound 94
features 92
design 88
ecosystem 84

Specs side-by-side

Spec
Sonos Era 100
KEF LS50 Wireless II
Drivers
2 tweeters + 1 mid-woofer
Connectivity
Wi-Fi 6, BT 5.0, USB-C
Voice
Amazon Alexa + Sonos Voice

Sonos Era 100

Pros
  • +True stereo from one speaker
  • +USB-C line-in
  • +Trueplay tuning
Cons
  • Sonos app issues persist
  • No voice assistant in EU
  • Bass-light vs larger rivals

KEF LS50 Wireless II

Pros
  • +Easy multi-room with ecosystem
  • +App EQ on modern models
  • +USB-C/AUX input on some
Cons
  • Brand ecosystem lock-in
  • Subscription features on some
  • Bass limits at lower sizes

FAQ: Sonos Era 100 vs KEF LS50 Wireless II

Which is better, Sonos Era 100 or KEF LS50 Wireless II? +

KEF LS50 Wireless II scores 94 on our weighted rubric — ahead by 8. Your best pick depends on the sub-scores above.

Is Sonos Era 100 worth the price? +

At $249, Sonos Era 100 delivers a Specdex score of 86 — strongest in design.

Is KEF LS50 Wireless II worth the price? +

At $2,799, KEF LS50 Wireless II delivers a Specdex score of 94 — strongest in sound.

Does Sonos Era 100 or KEF LS50 Wireless II last longer? +

Based on our long-term update and support ratings, both ship with multi-year support. Battery and reliability scores are visible in the breakdown above.