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Harman Kardon Onyx Studio 8 · Sunset Red — Smart/Portable · $399
Harman Kardon

Harman Kardon Onyx Studio 8 · Sunset Red

Smart/Portable · $399

85
/ 100
From $399
VS
Sonos Era 300 · Sunset Red wins by 3
Sonos Era 300 · Sunset Red — Smart/Portable · $449
Sonos

Sonos Era 300 · Sunset Red

Smart/Portable · $449

88
/ 100
From $449
Specdex verdict

Sonos Era 300 · Sunset Red takes it — here’s why.

In our weighted Specdex score, Harman Kardon Onyx Studio 8 · Sunset Red lands at 85 and Sonos Era 300 · Sunset Red at 88. That puts Sonos Era 300 · Sunset Red ahead by 3 points — a narrow margin driven mostly by its strengths in the categories below.

Pick Harman Kardon Onyx Studio 8 · Sunset Red if…

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

Pick Sonos Era 300 · Sunset Red if…

  • ✓Easy multi-room with ecosystem
  • ✓App EQ on modern models
  • ✓USB-C/AUX input on some
Harman Kardon Onyx Studio 8 · Sunset Red 85
vs
88 Sonos Era 300 · Sunset Red

Score breakdown

Harman Kardon Onyx Studio 8 · Sunset Red
85
sound 85
features 83
design 88
ecosystem 84
Sonos Era 300 · Sunset Red
88
sound 88
features 86
design 88
ecosystem 84

Specs side-by-side

Harman Kardon Onyx Studio 8 · Sunset Red versus Sonos Era 300 · Sunset Red — full spec comparison
Spec Harman Kardon Onyx Studio 8 · Sunset Red Sonos Era 300 · Sunset Red

Harman Kardon Onyx Studio 8 · Sunset Red

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 300 · Sunset Red

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: Harman Kardon Onyx Studio 8 · Sunset Red vs Sonos Era 300 · Sunset Red

Which is better, Harman Kardon Onyx Studio 8 · Sunset Red or Sonos Era 300 · Sunset Red? +

Sonos Era 300 · Sunset Red scores 88 on our weighted rubric — ahead by 3. Your best pick depends on the sub-scores above.

Is Harman Kardon Onyx Studio 8 · Sunset Red worth the price? +

At $399, Harman Kardon Onyx Studio 8 · Sunset Red delivers a Specdex score of 85 — strongest in design.

Is Sonos Era 300 · Sunset Red worth the price? +

At $449, Sonos Era 300 · Sunset Red delivers a Specdex score of 88 — strongest in sound.

Does Harman Kardon Onyx Studio 8 · Sunset Red or Sonos Era 300 · Sunset Red 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.