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KEF LS50 Wireless II — Smart/Portable · $2799
KEF

KEF LS50 Wireless II

Smart/Portable · $2799

94
/ 100
From $2,799
VS
KEF LS50 Wireless II wins by 8
Sonos Era 100 — Stereo · Wi-Fi 6 · Line-in
Sonos

Sonos Era 100

Stereo · Wi-Fi 6 · Line-in

86
/ 100
From $249
Specdex verdict

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

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

Pick KEF LS50 Wireless II if…

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

Pick Sonos Era 100 if…

  • ✓True stereo from one speaker
  • ✓USB-C line-in
  • ✓Trueplay tuning
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Winner by scenario

Derived from the sub-score breakdown · not a separate test

Sound

KEF LS50 Wireless II

Compared on the sound sub-score

KEF LS50 Wireless II leads on sound (94 vs 88).

Features

KEF LS50 Wireless II

Compared on the features sub-score

KEF LS50 Wireless II leads on features (92 vs 86).

Design

Sonos Era 100

Compared on the design sub-score

Sonos Era 100 leads on design (90 vs 88).

Value for money

Sonos Era 100

Specdex score per dollar at MSRP

Sonos Era 100 more score per dollar ($249 vs $2,799).

KEF LS50 Wireless II 94
vs
86 Sonos Era 100

Score breakdown

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

Specs side-by-side

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

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

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

FAQ: KEF LS50 Wireless II vs Sonos Era 100

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

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

Is KEF LS50 Wireless II worth the price? +

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

Is Sonos Era 100 worth the price? +

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

Does KEF LS50 Wireless II or Sonos Era 100 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.

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

KEF LS50 Wireless II — leads on sound (94 vs 88). Compared on the sound sub-score.

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

KEF LS50 Wireless II — leads on features (92 vs 86). Compared on the features sub-score.