Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | OnePlus - Nord 4 | Google - Pixel 9a |
|---|---|---|
| Wired charging | 100 W | 23 W |
| RAM | 12 GB | 8 GB |
| Front camera | 16 MP | 13 MP |
| AnTuTu | 1080000 | 1240000 |
| Weight | 199.5 g | 186 g |
| Battery capacity | 5500 mAh | 5100 mAh |
Between the Nord 4 and Pixel 9a, the Nord 4 comes out ahead in wired charging / ram, while the Pixel 9a wins on antutu / weight. Overall, the Nord 4 scores 65.8 and the Pixel 9a scores 65.3 on our Mars Score.
Which should you buy?
These two are nearly even on the Mars Score (65.8 vs 65.3). The decision is not about overall quality — both clear the bar — it is about which specific trade-offs fit your use.
Pick the Nord 4 if you photograph or shoot video regularly and want the better imaging pipeline of the two. The biggest gaps in its favor are wired charging, ram, front camera, among others. The single most decisive one: Wired charging — 334.78% more. 100 W vs 23 W.
Pick the Pixel 9a if you push the hardware — gaming, on-device AI, heavy multitasking — and the extra compute headroom is worth the trade-offs. Its strongest claims are antutu, weight, water resistance, among others. The single most decisive one: AnTuTu — 14.81% more. 1240000 vs 1080000.
Both ship with comparable refresh rate, 5g support, optical image stabilization, so those specs do not separate the two — focus on the differences below.
Bottom line: there is no wrong answer here — match the spec advantages to how you actually use the product. The Mars Score parity says both are well-rounded; the differences are about trade-offs, not quality.
Which should you buy: OnePlus - Nord 4 or Google - Pixel 9a?
OnePlus - Nord 4 leads the current Mars Score by 0.5 points.The more useful decision is the trade-off behind that result: compare screen size, ram, pixel density, battery capacity against the way you will actually use the product.
Choose OnePlus - Nord 4 if…
OnePlus - Nord 4 has the measurable edge on wired charging w, ram gb, front cam mp.
Choose Google - Pixel 9a if…
Google - Pixel 9a has the measurable edge on antutu score, weight g, ip rating.
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 OnePlus - Nord 4 wins
- ▲Wired charging — 334.78% more. 100 W vs 23 W.
- ▲RAM — 50.00% more. 12 GB vs 8 GB.
- ▲Front camera — 23.08% more. 16 MP vs 13 MP.
- ▲Battery capacity — 7.84% more. 5500 mAh vs 5100 mAh.
- ▲Screen size — 6.98% more. 6.74 " vs 6.3 ".
- ▲Pixel density — 6.64% more. 450 ppi vs 422 ppi.
- ▲Main camera — 4.17% more. 50 MP vs 48 MP.
Why Google - Pixel 9a wins
- ▲AnTuTu — 14.81% more. 1240000 vs 1080000.
- ▲Weight — 13.50 g less. 186 vs 199.5.
- ▲Water resistance: IP68 (vs IP65).
- ▲Promised OS updates: 7 (vs 4).
- ▲Wireless charging: 7.5 W vs 0 W.
Spec comparison
Design
| Spec | OnePlus - Nord 4 | Google - Pixel 9a |
|---|---|---|
| Weight | 199.5 g | 186 glead |
| Thickness | 8.0 mmlead | 8.9 mm |
| Water resistanceⓘ | IP65 | IP68lead |
| Form factor | bar | bar |
Display
| Spec | OnePlus - Nord 4 | Google - Pixel 9a |
|---|---|---|
| Screen size | 6.74 "lead | 6.3 " |
| Pixel densityⓘ | 450 ppilead | 422 ppi |
| Refresh rateⓘ | 120 Hz | 120 Hz |
| Peak brightnessⓘ | 2150 nits | 2700 nitslead |
Performance
| Spec | OnePlus - Nord 4 | Google - Pixel 9a |
|---|---|---|
| RAMⓘ | 12 GBlead | 8 GB |
| Storageⓘ | 256 GBlead | 128 GB |
| AnTuTuⓘ | 1080000 | 1240000lead |
| CPU total clockⓘ | 12.0 GHz | 14.6 GHzlead |
Cameras
| Spec | OnePlus - Nord 4 | Google - Pixel 9a |
|---|---|---|
| Main cameraⓘ | 50 MPlead | 48 MP |
| Front camera | 16 MPlead | 13 MP |
| Optical image stabilizationⓘ | true | true |
Battery
| Spec | OnePlus - Nord 4 | Google - Pixel 9a |
|---|---|---|
| Battery capacityⓘ | 5500 mAhlead | 5100 mAh |
| Wired chargingⓘ | 100 Wlead | 23 W |
| Wireless chargingⓘ | 0 W | 7.5 Wlead |
Connectivity
| Spec | OnePlus - Nord 4 | Google - Pixel 9a |
|---|---|---|
| 5G supportⓘ | true | true |
| Headphone jack | false | false |
| microSD slot | false | false |
Operating System
| Spec | OnePlus - Nord 4 | Google - Pixel 9a |
|---|---|---|
| OS | Android | Android |
| Promised OS updates | 4 years | 7 yearslead |
Frequently asked
Which has better battery, Nord 4 or Pixel 9a?+
Nord 4 has 7.8% more battery — 5500 mAh vs 5100 mAh.
Which is lighter, Nord 4 or Pixel 9a?+
Pixel 9a is 14g lighter — 199.5g vs 186g.
Is Nord 4 waterproof?+
Nord 4 has an IP65 rating.
Does Pixel 9a support 5G?+
Yes, Pixel 9a supports 5G.
Which has more RAM, Nord 4 or Pixel 9a?+
Nord 4 offers 12GB of RAM.
Which has a better camera, Nord 4 or Pixel 9a?+
Nord 4 has a 50 MP main camera vs 48 MP.