Between the Buds Pro 3 and Pixel Buds A-Series, the Buds Pro 3 comes out ahead in battery — buds and battery — with case, while the Pixel Buds A-Series wins on driver size. Overall, the Buds Pro 3 scores 74.5 and the Pixel Buds A-Series scores 65.4 on our Mars Score.
Which should you buy?
The Buds Pro 3 is the clear pick on raw spec strength, leading by 9.1 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 Buds Pro 3 if your top frustration with your current device is running out of charge before the day ends — endurance is the lead spec here. The biggest gaps in its favor are battery — buds, battery — with case, active noise cancellation, among others.
Pick the Pixel Buds A-Series if you care most about driver size. Its strongest claims are driver size.
There are no meaningful ties on the headline specs — every popular-comparison metric has a winner.
Bottom line: the Buds Pro 3 is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Why OnePlus - Buds Pro 3 wins
- ▲Battery — buds — 100.00% more. 10 h vs 5 h.
- ▲Battery — with case — 79.17% more. 43 h vs 24 h.
- ▲Has Active noise cancellation.
- ▲Has Spatial audio.
- ▲Has Multipoint.
- ▲Water resistance: IP55 (vs IPX4).
- ▲Weight per bud — 0.30 g less. 4.8 vs 5.1.
Why Google - Pixel Buds A-Series wins
- ▲Driver size — 9.09% more. 12 mm vs 11 mm.
Spec comparison
Design
| Spec | OnePlus - Buds Pro 3 | Google - Pixel Buds A-Series |
|---|---|---|
| Form factor | in-ear | in-ear |
| Weight per bud | 4.8 glead | 5.1 g |
| Water resistanceⓘ | IP55lead | IPX4 |
Audio
| Spec | OnePlus - Buds Pro 3 | Google - Pixel Buds A-Series |
|---|---|---|
| Driver sizeⓘ | 11 mm | 12 mmlead |
| Active noise cancellationⓘ | truelead | false |
| Transparency mode | truelead | false |
| Spatial audioⓘ | truelead | false |
Battery
| Spec | OnePlus - Buds Pro 3 | Google - Pixel Buds A-Series |
|---|---|---|
| Battery — buds | 10 hlead | 5 h |
| Battery — with case | 43 hlead | 24 h |
| Wireless case chargingⓘ | truelead | false |
Connectivity
| Spec | OnePlus - Buds Pro 3 | Google - Pixel Buds A-Series |
|---|---|---|
| Bluetoothⓘ | 5.4lead | 5.0 |
| Codecs | LHDC,LDAC,AAC,SBC | AAC,SBC |
| Multipointⓘ | truelead | false |
| In-ear detection | truelead | false |
Frequently asked
Which has longer battery, Buds Pro 3 or Pixel Buds A-Series?+
Buds Pro 3 lasts 10h per charge vs 5h.
Do Buds Pro 3 or Pixel Buds A-Series support multipoint?+
Buds Pro 3 supports multipoint; Pixel Buds A-Series does not.
Which has ANC, Buds Pro 3 or Pixel Buds A-Series?+
Buds Pro 3 has ANC; Pixel Buds A-Series does not.
Spec-level deep dives
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