Looking for an honest Marshall Monitor III ANC vs Sony ULT WEAR 900N Wireless Noise Canceling comparison in 2026? We scored both headphones on the same six-dimension framework — performance, battery, display, camera, design and value — using identical methodology, so the numbers below are directly comparable. In our overall scoring the Sony ULT WEAR 900N Wireless Noise Canceling comes out ahead 47/100 to 59/100 — a 12-point gap. The widest gap is in performance, where the Sony ULT WEAR 900N Wireless Noise Canceling pulls noticeably ahead. On price the Sony ULT WEAR 900N Wireless Noise Canceling undercuts the Marshall Monitor III ANC by 249% ($99.99 vs $349), which materially changes the value calculus for budget-conscious buyers.
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Sony ULT WEAR 900N Wireless Noise Canceling edges out the Marshall Monitor III ANC in the headphones category, especially in value ($99.99 vs $349), scoring 59 vs 47. If you want the better overall headphones, Sony ULT WEAR 900N Wireless Noise Canceling is the recommended choice.
Picking Sony ULT WEAR 900N Wireless Noise Canceling over Marshall Monitor III ANC means trading these off.
Rien d'essentiel — les spécifications sont pratiquement identiques
✗ Cons
✓ Pros
| Spec | Marshall Monitor III ANC | Sony ULT WEAR 900N Wireless Noise CancelingW |
|---|---|---|
| Driver Size | 40mm | 40mm |
| ANC | — | true |
| Transparency Mode | — | true |
| Voice Assistant | — | Google, Alexa |
| Battery Life | 30hrs | 30hrs |
| Multipoint | — |
Buy Marshall Monitor III ANC if…
The Marshall Monitor III ANC is worth considering if you prefer its specific design, ecosystem, or brand — though it scores lower overall in our comparison.
Buy Sony ULT WEAR 900N Wireless Noise Canceling if…
Buy the Sony ULT WEAR 900N Wireless Noise Canceling if you want the best performance in this comparison. It scores higher overall and is the recommended choice for most buyers.
Sony ULT WEAR 900N Wireless Noise Canceling edges out the Marshall Monitor III ANC in the headphones category, especially in value ($99.99 vs $349), scoring 59 vs 47. If you want the better overall headphones, Sony ULT WEAR 900N Wireless Noise Canceling is the recommended choice.
No, Sony ULT WEAR 900N Wireless Noise Canceling scores higher (84 vs 47).
Sony ULT WEAR 900N Wireless Noise Canceling is cheaper at $99.99 vs $349 for the Marshall Monitor III ANC.
The Marshall Monitor III ANC is worth considering if you prefer its specific design, ecosystem, or brand — though it scores lower overall in our comparison.
Buy the Sony ULT WEAR 900N Wireless Noise Canceling if you want the best performance in this comparison. It scores higher overall and is the recommended choice for most buyers.
Both offer 30 hours of battery life.
Sony ULT WEAR 900N Wireless Noise Canceling is lighter at 250g vs 300g.
Reviewed by VersusMatrix Editorial Team
Last updated: May 31, 2026
Methodology: AI-powered analysis of technical specifications from manufacturer data. Scores are calculated by comparing products across multiple dimensions and normalized relative to the full category database. Our editorial process is independent and not influenced by affiliate partnerships.
Scores are relative within the headphonescategory. Percentages show each dimension's weight in the overall score. A difference of less than 0.5 points is considered a tie.
| true |
| Foldable | — | true |
| Weight | 300g | 250g✓ |
| Colors | — | Black, Silver |
| Price | 349$ | 99.99$✓ |