Google Pixel 4a vs OnePlus Ace 6 Ultra
The Google Pixel 4a (2020) runs on the Snapdragon 730G, while the OnePlus Ace 6 Ultra (2026) runs on the MediaTek Dimensity 9500; launch prices were $349 and $555. By overall MobileRank rating, the OnePlus Ace 6 Ultra leads — 74/100 vs 41/100 (a 33-point difference). Key differences: the OnePlus Ace 6 Ultra has the bigger battery (8600 mAh vs 3140); the main camera is 12 MP vs 50 MP; the OnePlus Ace 6 Ultra is faster in AnTuTu (3,429,868 vs 533,630); the Google Pixel 4a is noticeably lighter (143g vs 217g).
Google Pixel 4a
OnePlus Ace 6 Ultra
- Lighter: 143g vs 217g
- Cheaper at launch: $349 vs $555
- Better camera (42/100 vs 35/100)
- Better portability (81/100 vs 43/100)
- Higher AnTuTu: 3429868 vs 533630
- Better Geekbench Single: 3228 vs 697
- Better Geekbench Multi: 9553 vs 1809
- Bigger battery: 8600 vs 3140 mAh
- Faster charging: 120W vs 18W
- Better main camera: 50MP vs 12MP
- Higher refresh rate: 165Hz vs 60Hz
- Higher performance (93/100 vs 42/100)
- Longer battery life (82/100 vs 12/100)
- Better display (94/100 vs 59/100)
Comparing the Google Pixel 4a vs the OnePlus Ace 6 Ultra, the OnePlus Ace 6 Ultra scores 33 points higher (74/100 vs 41/100). In the "performance" category, the OnePlus Ace 6 Ultra leads (93/100 vs 42/100). In the "battery" category, the OnePlus Ace 6 Ultra leads (82/100 vs 12/100). Value score: Google Pixel 4a — 22/100, OnePlus Ace 6 Ultra — 66/100; it is biased by price level, so it should not be compared directly between devices at different prices. In the "performance" category, the OnePlus Ace 6 Ultra significantly outperforms the Google Pixel 4a (93/100 vs 42/100). In the "display" category, the OnePlus Ace 6 Ultra significantly outperforms the Google Pixel 4a (94/100 vs 59/100). In the "camera" category, the Google Pixel 4a is a bit better (42/100 vs 35/100). In the "battery" category, the OnePlus Ace 6 Ultra significantly outperforms the Google Pixel 4a (82/100 vs 12/100). In the "portability" category, the Google Pixel 4a significantly outperforms the OnePlus Ace 6 Ultra (81/100 vs 43/100).
| Specification | Google Pixel 4a | OnePlus Ace 6 Ultra | |
|---|---|---|---|
| Processor | Snapdragon 730G | MediaTek Dimensity 9500 | |
| AnTuTu | 533630 | 3429868 | |
| Geekbench Single | 697 | 3228 | |
| Geekbench Multi | 1809 | 9553 | |
| Display | 5.8" OLED | 6.8" AMOLED | |
| Resolution | 1080x2340 | 1272x2772 | |
| Refresh rate | 60 Hz | 165 Hz | |
| Battery | 3140 mAh | 8600 mAh | |
| Charging | 18W | 120W | |
| DXOMark (camera) | 100 | — | |
| Main camera | 12 MP | 50 MP | |
| Ultrawide | 0 MP | 8 MP | |
| Front camera | 8 MP | 16 MP | |
| RAM | 6GB | 12GB / 16GB | |
| Storage | 128GB | 256GB / 512GB / 1TB | |
| OS | Android 10 | Android 16 | |
| Brightness (peak) | — | 1800 nits | |
| NFC | yes | yes | |
| Protection | — | IP66 | |
| Dimensions | 144.0×69.4×8.2 mm | 162.5×77.5×8.5 mm | |
| Weight | 143 g | 217 g | |
| Launch price | $349 | $555 |
Google Pixel 4a
- Main: 12MP f/f/1.7
- Front: 8MP
OnePlus Ace 6 Ultra
- Main: 50MP f/f/1.8
- Ultrawide: 8MP
- Front: 16MP
Google Pixel 4a
- 5.8" OLED
- Resolution: 1080x2340
- Refresh rate: 60 Hz
OnePlus Ace 6 Ultra
- 6.8" AMOLED
- Resolution: 1272x2772
- Refresh rate: 165 Hz
Google Pixel 4a
- 3140 mAh
- Wired: 18W
- No wireless charging
OnePlus Ace 6 Ultra
- 8600 mAh
- Wired: 120W
- No wireless charging
We compared Google Pixel 4a and OnePlus Ace 6 Ultra, covering their specs and all relevant benchmarks.
OnePlus Ace 6 Ultra leads Google Pixel 4a by 84.4% in our overall performance rating.
Launch price difference: $206. Google Pixel 4a was $206 cheaper at launch.
performance
In the "performance" category, the OnePlus Ace 6 Ultra significantly outperforms the Google Pixel 4a (93/100 vs 42/100).
display
In the "display" category, the OnePlus Ace 6 Ultra significantly outperforms the Google Pixel 4a (94/100 vs 59/100).
camera
In the "camera" category, the Google Pixel 4a is a bit better (42/100 vs 35/100).
battery
In the "battery" category, the OnePlus Ace 6 Ultra significantly outperforms the Google Pixel 4a (82/100 vs 12/100).
portability
In the "portability" category, the Google Pixel 4a significantly outperforms the OnePlus Ace 6 Ultra (81/100 vs 43/100).
Which is better: the Google Pixel 4a or the OnePlus Ace 6 Ultra?
The OnePlus Ace 6 Ultra significantly outperforms the Google Pixel 4a by 33 points (74/100 vs 41/100).
What is the rating of the Google Pixel 4a and the OnePlus Ace 6 Ultra?
The Google Pixel 4a has a MobileRank rating of 41/100, the OnePlus Ace 6 Ultra — 74/100.
Which has the better camera: the Google Pixel 4a or the OnePlus Ace 6 Ultra?
The Google Pixel 4a leads on camera score (42/100 vs 35/100).
Which is more powerful: the Google Pixel 4a or the OnePlus Ace 6 Ultra?
The OnePlus Ace 6 Ultra leads on performance (93/100 vs 42/100).
Should you choose the Google Pixel 4a over the OnePlus Ace 6 Ultra?
The Google Pixel 4a is a better fit for everyday use. The OnePlus Ace 6 Ultra is a better fit for gamers and power users, those who care about battery life.