OnePlus 9 vs OnePlus Ace 6
The OnePlus 9 (2021) runs on the Qualcomm Snapdragon 888, while the OnePlus Ace 6 (2025) runs on the Qualcomm Snapdragon 8 Elite; launch prices were $729 and $399. By overall MobileRank rating, the OnePlus Ace 6 leads — 74/100 vs 60/100 (a 14-point difference). Key differences: the OnePlus Ace 6 has the bigger battery (7800 mAh vs 4500); the main camera is 48 MP vs 50 MP; the OnePlus Ace 6 is faster in AnTuTu (3,391,399 vs 1,135,878); the OnePlus 9 is noticeably lighter (192g vs 213g).
OnePlus 9
OnePlus Ace 6
- Lighter: 192g vs 213g
- Better camera (51/100 vs 35/100)
- Better portability (56/100 vs 48/100)
- Higher AnTuTu: 3391399 vs 1135878
- Better Geekbench Single: 3041 vs 1488
- Better Geekbench Multi: 9494 vs 3373
- Bigger battery: 7800 vs 4500 mAh
- Faster charging: 120W vs 65W
- Better main camera: 50MP vs 48MP
- Higher refresh rate: 165Hz vs 120Hz
- Cheaper at launch: $399 vs $729
- Higher performance (93/100 vs 64/100)
- Longer battery life (79/100 vs 50/100)
- Better display (94/100 vs 80/100)
Comparing the OnePlus 9 vs the OnePlus Ace 6, the OnePlus Ace 6 scores 14 points higher (74/100 vs 60/100). In the "performance" category, the OnePlus Ace 6 leads (93/100 vs 64/100). In the "camera" category, the OnePlus 9 leads (51/100 vs 35/100). In the "battery" category, the OnePlus Ace 6 leads (79/100 vs 50/100). Value score: OnePlus 9 — 32/100, OnePlus Ace 6 — 86/100; 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 notably outperforms the OnePlus 9 (93/100 vs 64/100). In the "display" category, the OnePlus Ace 6 is a bit better (94/100 vs 80/100). In the "camera" category, the OnePlus 9 notably outperforms the OnePlus Ace 6 (51/100 vs 35/100). In the "battery" category, the OnePlus Ace 6 notably outperforms the OnePlus 9 (79/100 vs 50/100). In the "portability" category, the OnePlus 9 is a bit better (56/100 vs 48/100).
| Specification | OnePlus 9 | OnePlus Ace 6 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 888 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 1135878 | 3391399 | |
| Geekbench Single | 1488 | 3041 | |
| Geekbench Multi | 3373 | 9494 | |
| Display | 6.5" AMOLED | 6.8" OLED | |
| Resolution | 2400x1080 | 2800x1272 | |
| Refresh rate | 120 Hz | 165 Hz | |
| Battery | 4500 mAh | 7800 mAh | |
| Charging | 65W | 120W | |
| Wireless charging | 15W | 0W | |
| Main camera | 48 MP | 50 MP | |
| Ultrawide | 50 MP | 8 MP | |
| Front camera | 16 MP | 16 MP | |
| RAM | 8GB / 12GB | 12GB / 16GB | |
| Storage | 128GB / 256GB | 256GB / 512GB / 1TB | |
| OS | Android 11 | Android 15 | |
| Brightness (peak) | 1100 nits | 1800 nits | |
| NFC | yes | yes | |
| Protection | — | IP68 | |
| Dimensions | 160.0×74.2×8.7 mm | 163.4×77.0×8.3 mm | |
| Weight | 192 g | 213 g | |
| Launch price | $729 | $399 |
OnePlus 9
- Main: 48MP f/1.8
- Ultrawide: 50MP
- Front: 16MP
OnePlus Ace 6
- Main: 50MP f/f/1.8
- Ultrawide: 8MP
- Front: 16MP
OnePlus 9
- 6.5" AMOLED
- Resolution: 2400x1080
- Refresh rate: 120 Hz
OnePlus Ace 6
- 6.8" OLED
- Resolution: 2800x1272
- Refresh rate: 165 Hz
OnePlus 9
- 4500 mAh
- Wired: 65W
- Wireless: 15W
OnePlus Ace 6
- 7800 mAh
- Wired: 120W
- No wireless charging
We compared OnePlus 9 and OnePlus Ace 6, covering their specs and all relevant benchmarks.
OnePlus Ace 6 leads OnePlus 9 by 66.5% in our overall performance rating.
Launch price difference: $330. OnePlus Ace 6 was $330 cheaper at launch.
performance
In the "performance" category, the OnePlus Ace 6 notably outperforms the OnePlus 9 (93/100 vs 64/100).
display
In the "display" category, the OnePlus Ace 6 is a bit better (94/100 vs 80/100).
camera
In the "camera" category, the OnePlus 9 notably outperforms the OnePlus Ace 6 (51/100 vs 35/100).
battery
In the "battery" category, the OnePlus Ace 6 notably outperforms the OnePlus 9 (79/100 vs 50/100).
portability
In the "portability" category, the OnePlus 9 is a bit better (56/100 vs 48/100).
Which is better: the OnePlus 9 or the OnePlus Ace 6?
The OnePlus Ace 6 is noticeably better than the OnePlus 9 — the overall rating gap is 14 points.
What is the rating of the OnePlus 9 and the OnePlus Ace 6?
The OnePlus 9 has a MobileRank rating of 60/100, the OnePlus Ace 6 — 74/100.
Which has the better camera: the OnePlus 9 or the OnePlus Ace 6?
The OnePlus 9 leads on camera score (51/100 vs 35/100).
Which is more powerful: the OnePlus 9 or the OnePlus Ace 6?
The OnePlus Ace 6 leads on performance (93/100 vs 64/100).
Should you choose the OnePlus 9 over the OnePlus Ace 6?
The OnePlus 9 is a better fit for active users. The OnePlus Ace 6 is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.