Looking for an honest Sony ULT WEAR 900N Wireless Noise Canceling vs Sony WH-CH520 Wireless On-Ear Headphones 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 59/100 to 44/100 — a 15-point gap. The widest gap is in design and build, where the Sony ULT WEAR 900N Wireless Noise Canceling pulls noticeably ahead. On price the Sony WH-CH520 Wireless On-Ear Headphones undercuts the Sony ULT WEAR 900N Wireless Noise Canceling by 234% ($29.95 vs $99.99), which materially changes the value calculus for budget-conscious buyers.
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Sony ULT WEAR 900N Wireless Noise Canceling clearly outperforms the Sony WH-CH520 Wireless On-Ear Headphones in the headphones category, especially in design, scoring 59 vs 44. 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 Sony WH-CH520 Wireless On-Ear Headphones means trading these off.
Specs are roughly matched — winner decided on overall scoring, not a specific spec advantage.
Sony
$100
Scores are relative within the headphonescategory. Percentages show each dimension's weight in the overall score. A difference of less than 0.5 points is considered a tie.
✓ Pros
✗ Cons
✓ Pros
✗ Cons
| Spec | Sony ULT WEAR 900N Wireless Noise CancelingW | Sony WH-CH520 Wireless On-Ear Headphones |
|---|---|---|
| Type | — | On-ear |
| Driver Type | — | Dynamic |
| Driver Size | 40mm✓ | 30mm |
| Frequency Response | — | 20 Hz - 20,000 Hz |
| Impedance | — | 32 Ohm |
| Sensitivity | — | 100 dB/mW |
| ANC | true | false |
| Transparency Mode | true | false |
| Voice Assistant | Google, Alexa | — |
| Battery Life | 30hrs | 35hrs✓ |
| Bluetooth | — | Bluetooth 5.2 |
| Codecs | — | SBC, AAC |
| Multipoint | true | false |
| Foldable | true | true |
| Weight | 250g | 150g✓ |
| Colors | Black, Silver | Black, Blue, White |
| Price | 99.99$ | 29.95$✓ |
Buy Sony ULT WEAR 900N Wireless Noise Canceling if…
Buy the Sony ULT WEAR 900N Wireless Noise Canceling if you want the best overall value in this comparison. It scores higher overall and is the recommended choice for most buyers.
Buy Sony WH-CH520 Wireless On-Ear Headphones if…
Choose the Sony WH-CH520 Wireless On-Ear Headphones if budget is your top priority — it offers competitive specs at a lower price point.
Sony ULT WEAR 900N Wireless Noise Canceling clearly outperforms the Sony WH-CH520 Wireless On-Ear Headphones in the headphones category, especially in design, scoring 59 vs 44. If you want the better overall headphones, Sony ULT WEAR 900N Wireless Noise Canceling is the recommended choice.
Yes, Sony ULT WEAR 900N Wireless Noise Canceling scores higher overall (84 vs 69).
Sony WH-CH520 Wireless On-Ear Headphones is cheaper at $29.95 vs $99.99 for the Sony ULT WEAR 900N Wireless Noise Canceling.
Buy the Sony ULT WEAR 900N Wireless Noise Canceling if you want the best overall value in this comparison. It scores higher overall and is the recommended choice for most buyers.
Choose the Sony WH-CH520 Wireless On-Ear Headphones if budget is your top priority — it offers competitive specs at a lower price point.
Sony WH-CH520 Wireless On-Ear Headphones lasts longer with 35 hours vs 30 hours for the other.
Sony WH-CH520 Wireless On-Ear Headphones is lighter at 150g vs 250g.
Reviewed by VersusMatrix Editorial Team
Last updated: May 21, 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.