Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Apple - Beats Fit Pro | Master & Dynamic - MW09 |
|---|---|---|
| Battery — buds | 6 h | 16 h |
| Battery — with case | 24 h | 48 h |
| Driver size | 9.5 mm | 11 mm |
| Spatial audio | true | false |
| Multipoint | false | true |
| Water resistance | IPX4 | IP57 |
Between the Beats Fit Pro and MW09, the Beats Fit Pro comes out ahead in spatial audio / weight per bud, while the MW09 wins on battery — buds / battery — with case. Overall, the Beats Fit Pro scores 71.6 and the MW09 scores 86.1 on our Mars Score.
Which should you buy?
The MW09 is the clear pick on raw spec strength, leading by 14.5 points on the Mars Score. The margin is wide enough that the underdog only makes sense if its individual strengths line up with what you specifically need.
Pick the Beats Fit Pro if audio quality and feature breadth (ANC, codecs, multipoint) are the lead criteria for your purchase. The biggest gaps in its favor are spatial audio, weight per bud. The single most decisive one: Has Spatial audio.
Pick the MW09 if your top frustration with your current device is running out of charge before the day ends — endurance is the lead spec here. Its strongest claims are battery — buds, battery — with case, driver size, among others. The single most decisive one: Battery — buds — 166.67% more. 16 h vs 6 h.
Both ship with comparable active noise cancellation, so those specs do not separate the two — focus on the differences below.
Bottom line: the MW09 is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Which should you buy: Apple - Beats Fit Pro or Master & Dynamic - MW09?
Master & Dynamic - MW09 leads the current Mars Score by 14.5 points.The more useful decision is the trade-off behind that result: compare driver size, battery — buds, weight per bud against the way you will actually use the product.
Choose Apple - Beats Fit Pro if…
Apple - Beats Fit Pro has the measurable edge on has spatial audio, weight per bud g.
Choose Master & Dynamic - MW09 if…
Master & Dynamic - MW09 has the measurable edge on battery life buds h, battery life case h, driver size mm.
This is a structured comparison of the published catalog values. It is not a claim of identical real-world performance across every workload; use the linked spec drill-downs and methodology page to inspect the inputs.
Why Apple - Beats Fit Pro wins
- ▲Has Spatial audio.
- ▲Weight per bud — 0.40 g less. 5.6 vs 6.
Why Master & Dynamic - MW09 wins
- ▲Battery — buds — 166.67% more. 16 h vs 6 h.
- ▲Battery — with case — 100.00% more. 48 h vs 24 h.
- ▲Driver size — 15.79% more. 11 mm vs 9.5 mm.
- ▲Has Multipoint.
- ▲Water resistance: IP57 (vs IPX4).
Spec comparison
Design
| Spec | Apple - Beats Fit Pro | Master & Dynamic - MW09 |
|---|---|---|
| Form factor | in-ear | in-ear |
| Weight per bud | 5.6 glead | 6 g |
| Water resistanceⓘ | IPX4 | IP57lead |
Audio
| Spec | Apple - Beats Fit Pro | Master & Dynamic - MW09 |
|---|---|---|
| Driver sizeⓘ | 9.5 mm | 11 mmlead |
| Active noise cancellationⓘ | true | true |
| Transparency mode | true | true |
| Spatial audioⓘ | truelead | false |
Battery
| Spec | Apple - Beats Fit Pro | Master & Dynamic - MW09 |
|---|---|---|
| Battery — buds | 6 h | 16 hlead |
| Battery — with case | 24 h | 48 hlead |
| Wireless case chargingⓘ | false | truelead |
Connectivity
| Spec | Apple - Beats Fit Pro | Master & Dynamic - MW09 |
|---|---|---|
| Bluetoothⓘ | 5.0 | 5.4lead |
| Codecsⓘ | AAC,SBC | aptX Lossless,aptX Adaptive,AAC,SBC |
| Multipointⓘ | false | truelead |
| In-ear detection | true | true |
Frequently asked
Which has longer battery, Beats Fit Pro or MW09?+
MW09 lasts 16h per charge vs 6h.
Do Beats Fit Pro or MW09 support multipoint?+
MW09 supports multipoint pairing; Beats Fit Pro does not.
Which has ANC, Beats Fit Pro or MW09?+
Both models have active noise cancellation.