OnePlus Ace 7 vs Samsung Galaxy S21 FE
The OnePlus Ace 7 (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5, while the Samsung Galaxy S21 FE (2022) runs on the Qualcomm Snapdragon 888. By overall MobileRank rating, the OnePlus Ace 7 leads — 77/100 vs 51/100 (a 26-point difference). Key differences: the OnePlus Ace 7 has the bigger battery (9000 mAh vs 4500); the main camera is 50 MP vs 12 MP; the OnePlus Ace 7 is faster in AnTuTu (3,942,923 vs 746,808).
OnePlus Ace 7
Samsung Galaxy S21 FE
- Higher AnTuTu: 3942923 vs 746808
- Better Geekbench Single: 3640 vs 1488
- Better Geekbench Multi: 11033 vs 3373
- Bigger battery: 9000 vs 4500 mAh
- Faster charging: 100W vs 25W
- Better main camera: 50MP vs 12MP
- Higher refresh rate: 185Hz vs 120Hz
- Higher performance (98/100 vs 58/100)
- Better camera (35/100 vs 26/100)
- Longer battery life (80/100 vs 42/100)
- Better display (94/100 vs 80/100)
- Overall rating 51/100
Comparing the OnePlus Ace 7 vs the Samsung Galaxy S21 FE, the OnePlus Ace 7 scores 26 points higher (77/100 vs 51/100). In the "performance" category, the OnePlus Ace 7 leads (98/100 vs 58/100). In the "battery" category, the OnePlus Ace 7 leads (80/100 vs 42/100). In the "performance" category, the OnePlus Ace 7 significantly outperforms the Samsung Galaxy S21 FE (98/100 vs 58/100). In the "display" category, the OnePlus Ace 7 is a bit better (94/100 vs 80/100). In the "camera" category, the OnePlus Ace 7 is a bit better (35/100 vs 26/100). In the "battery" category, the OnePlus Ace 7 significantly outperforms the Samsung Galaxy S21 FE (80/100 vs 42/100).
| Specification | OnePlus Ace 7 | Samsung Galaxy S21 FE | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | Qualcomm Snapdragon 888 | |
| AnTuTu | 3942923 | 746808 | |
| Geekbench Single | 3640 | 1488 | |
| Geekbench Multi | 11033 | 3373 | |
| Display | 6.8" AMOLED | 6.4" Dynamic AMOLED 2X | |
| Resolution | 1272x2800 | 2340x1080 | |
| Refresh rate | 185 Hz | 120 Hz | |
| Battery | 9000 mAh | 4500 mAh | |
| Charging | 100W | 25W | |
| Wireless charging | 0W | 15W | |
| Main camera | 50 MP | 12 MP | |
| Ultrawide | 8 MP | 12 MP | |
| Telephoto | 0 MP | 8 MP | |
| Front camera | 16 MP | 32 MP | |
| RAM | 12GB / 16GB | 6GB / 8GB | |
| Storage | 256GB / 512GB / 1TB | 128GB / 256GB | |
| OS | Android 16, ColorOS 16 | Android 12 | |
| NFC | yes | yes | |
| Protection | IP68 | IP68 | |
| Dimensions | — | 155.7×74.5×7.9 mm | |
| Weight | — | 177 g | |
| Launch price | — | $699 |
OnePlus Ace 7
- Main: 50MP f/f/1.8
- Ultrawide: 8MP
- Front: 16MP
Samsung Galaxy S21 FE
- Main: 12MP f/1.8
- Ultrawide: 12MP
- Telephoto: 8MP
- Front: 32MP
OnePlus Ace 7
- 6.8" AMOLED
- Resolution: 1272x2800
- Refresh rate: 185 Hz
Samsung Galaxy S21 FE
- 6.4" Dynamic AMOLED 2X
- Resolution: 2340x1080
- Refresh rate: 120 Hz
OnePlus Ace 7
- 9000 mAh
- Wired: 100W
- No wireless charging
Samsung Galaxy S21 FE
- 4500 mAh
- Wired: 25W
- Wireless: 15W
We compared OnePlus Ace 7 and Samsung Galaxy S21 FE, covering their specs and all relevant benchmarks.
OnePlus Ace 7 leads Samsung Galaxy S21 FE by 428.0% in our overall performance rating.
OnePlus Ace 7
Price unknownperformance
In the "performance" category, the OnePlus Ace 7 significantly outperforms the Samsung Galaxy S21 FE (98/100 vs 58/100).
display
In the "display" category, the OnePlus Ace 7 is a bit better (94/100 vs 80/100).
camera
In the "camera" category, the OnePlus Ace 7 is a bit better (35/100 vs 26/100).
battery
In the "battery" category, the OnePlus Ace 7 significantly outperforms the Samsung Galaxy S21 FE (80/100 vs 42/100).
Which is better: the OnePlus Ace 7 or the Samsung Galaxy S21 FE?
The OnePlus Ace 7 significantly outperforms the Samsung Galaxy S21 FE by 26 points (77/100 vs 51/100).
What is the rating of the OnePlus Ace 7 and the Samsung Galaxy S21 FE?
The OnePlus Ace 7 has a MobileRank rating of 77/100, the Samsung Galaxy S21 FE — 51/100.
Which has the better camera: the OnePlus Ace 7 or the Samsung Galaxy S21 FE?
The OnePlus Ace 7 leads on camera score (35/100 vs 26/100).
Which is more powerful: the OnePlus Ace 7 or the Samsung Galaxy S21 FE?
The OnePlus Ace 7 leads on performance (98/100 vs 58/100).
Should you choose the OnePlus Ace 7 over the Samsung Galaxy S21 FE?
The OnePlus Ace 7 is a better fit for gamers and power users, those who care about battery life. The Samsung Galaxy S21 FE is a better fit for everyday use.