Bang & Olufsen Beoplay H9 vs Marshall Monitor III ANC
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AI Matrix
Powered by Claude AIBang & Olufsen Beoplay H9 edges out the Marshall Monitor III ANC in the headphones category, especially in performance, scoring 57 vs 47. If you want the better overall headphones, Bang & Olufsen Beoplay H9 is the recommended choice.
3 Reasons Why Bang & Olufsen Beoplay H9 Is Better
- 1.Lighter: 290g vs 300g
- 2.Better performance score: 100 vs 35
- 3.Higher overall score: 57 vs 47
What are you giving up?
Picking Bang & Olufsen Beoplay H9 over Marshall Monitor III ANC means trading these off.
You give up
- −$150 cheaper ($349 vs $499)
- −Longer battery life: 30h vs 25h
You gain
- +10g lighter (290g vs 300g)
Spec Comparison
Bang & Olufsen Beoplay H9Marshall Monitor III ANC
Score Breakdown
Bang & Olufsen Beoplay H9Marshall Monitor III ANC
18
Price20% weight
44Marshall Monitor III ANC Winner
100
Codec Quality25% weight
35Bang & Olufsen Beoplay H9 Winner
23
Battery Life20% weight
29Marshall Monitor III ANC Winner
100
Noise Cancellation15% weight
100Tie
37
Driver Size10% weight
37Tie
50
Water Resistance10% weight
50Tie
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.
Bang & Olufsen Beoplay H9
Winner✓ Pros
- ●Lighter build: 290g vs 300g
- ●Higher performance score
✗ Cons
- ●Shorter battery life: 25h vs 30h
- ●Higher price: $499 vs $349
Marshall Monitor III ANC
✓ Pros
- ●Longer battery life: 30h vs 25h
- ●Lower price: $349 vs $499
- ●Better battery score
✗ Cons
- ●Lower performance score
Spec Comparison
| Spec | Bang & Olufsen Beoplay H9W | Marshall Monitor III ANC |
|---|---|---|
| Driver Size | 40mm | 40mm |
| ANC | true | — |
| Transparency Mode | true | — |
| Voice Assistant | Google, Alexa | — |
| Battery Life | 25hrs | 30hrs✓ |
| Bluetooth | 5.1 | — |
| Codecs | AAC, SBC, aptX | — |
| Multipoint | true | — |
| Foldable | true | — |
| Weight | 290g✓ | 300g |
| Colors | Black, Brown | — |
| Price | 499$ | 349$✓ |
Who Should Buy
Buy Bang & Olufsen Beoplay H9 if…
Buy the Bang & Olufsen Beoplay H9 if you want the best performance in this comparison. It scores higher overall and is the recommended choice for most buyers.
Buy Marshall Monitor III ANC if…
Choose the Marshall Monitor III ANC if budget is your top priority — it offers competitive specs at a lower price point.
Bang & Olufsen Beoplay H9 vs Marshall Monitor III ANC — FAQ
Bang & Olufsen Beoplay H9 vs Marshall Monitor III ANC: which is better?
Bang & Olufsen Beoplay H9 edges out the Marshall Monitor III ANC in the headphones category, especially in performance, scoring 57 vs 47. If you want the better overall headphones, Bang & Olufsen Beoplay H9 is the recommended choice.
Is Bang & Olufsen Beoplay H9 better than Marshall Monitor III ANC?
Yes, Bang & Olufsen Beoplay H9 scores higher overall (77 vs 47).
Which is cheaper, Bang & Olufsen Beoplay H9 or Marshall Monitor III ANC?
Marshall Monitor III ANC is cheaper at $349 vs $499 for the Bang & Olufsen Beoplay H9.
Who should buy the Bang & Olufsen Beoplay H9?
Buy the Bang & Olufsen Beoplay H9 if you want the best performance in this comparison. It scores higher overall and is the recommended choice for most buyers.
Who should buy the Marshall Monitor III ANC?
Choose the Marshall Monitor III ANC if budget is your top priority — it offers competitive specs at a lower price point.
Which lasts longer, Bang & Olufsen Beoplay H9 or Marshall Monitor III ANC?
Marshall Monitor III ANC lasts longer with 30 hours vs 25 hours for the other.
Which is lighter, Bang & Olufsen Beoplay H9 or Marshall Monitor III ANC?
Bang & Olufsen Beoplay H9 is lighter at 290g vs 300g.
Related Comparisons
Full Bang & Olufsen Beoplay H9 review →Full Marshall Monitor III ANC review →All Bang & Olufsen Headphones →All Marshall Headphones →
Reviewed by VersusMatrix Editorial Team
Last updated: April 28, 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.