OnePlus Ace 7 vs Samsung Galaxy S21+
The OnePlus Ace 7 (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5, while the Samsung Galaxy S21+ (2021) runs on the Samsung Exynos 2100. By overall MobileRank rating, the OnePlus Ace 7 leads — 77/100 vs 57/100 (a 20-point difference). Key differences: the OnePlus Ace 7 has the bigger battery (9000 mAh vs 4800); the main camera is 50 MP vs 12 MP; the OnePlus Ace 7 is faster in AnTuTu (3,942,923 vs 1,017,773).
OnePlus Ace 7
Samsung Galaxy S21+
- Higher AnTuTu: 3942923 vs 1017773
- Better Geekbench Single: 3640 vs 1435
- Better Geekbench Multi: 11033 vs 3555
- Bigger battery: 9000 vs 4800 mAh
- Faster charging: 100W vs 25W
- Better main camera: 50MP vs 12MP
- Higher refresh rate: 185Hz vs 120Hz
- Higher performance (98/100 vs 62/100)
- Longer battery life (80/100 vs 48/100)
- Better display (94/100 vs 79/100)
- Better camera (42/100 vs 35/100)
Comparing the OnePlus Ace 7 vs the Samsung Galaxy S21+, the OnePlus Ace 7 scores 20 points higher (77/100 vs 57/100). In the "performance" category, the OnePlus Ace 7 leads (98/100 vs 62/100). In the "battery" category, the OnePlus Ace 7 leads (80/100 vs 48/100). In the "performance" category, the OnePlus Ace 7 significantly outperforms the Samsung Galaxy S21+ (98/100 vs 62/100). In the "display" category, the OnePlus Ace 7 notably outperforms the Samsung Galaxy S21+ (94/100 vs 79/100). In the "camera" category, the Samsung Galaxy S21+ is a bit better (42/100 vs 35/100). In the "battery" category, the OnePlus Ace 7 significantly outperforms the Samsung Galaxy S21+ (80/100 vs 48/100).
| Specification | OnePlus Ace 7 | Samsung Galaxy S21+ | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | Samsung Exynos 2100 | |
| AnTuTu | 3942923 | 1017773 | |
| Geekbench Single | 3640 | 1435 | |
| Geekbench Multi | 11033 | 3555 | |
| Display | 6.8" AMOLED | 6.7" Dynamic AMOLED 2X | |
| Resolution | 1272x2800 | 2400x1080 | |
| Refresh rate | 185 Hz | 120 Hz | |
| Battery | 9000 mAh | 4800 mAh | |
| Charging | 100W | 25W | |
| Wireless charging | 0W | 15W | |
| Main camera | 50 MP | 12 MP | |
| Ultrawide | 8 MP | 12 MP | |
| Telephoto | 0 MP | 64 MP | |
| Front camera | 16 MP | 10 MP | |
| RAM | 12GB / 16GB | 8GB | |
| Storage | 256GB / 512GB / 1TB | 128GB / 256GB | |
| OS | Android 16, ColorOS 16 | Android 11 | |
| NFC | yes | — | |
| Protection | IP68 | — | |
| Weight | — | 200 g | |
| Launch price | — | $999 |
OnePlus Ace 7
- Main: 50MP f/f/1.8
- Ultrawide: 8MP
- Front: 16MP
Samsung Galaxy S21+
- Main: 12MP f/1.8
- Ultrawide: 12MP
- Telephoto: 64MP
- Front: 10MP
OnePlus Ace 7
- 6.8" AMOLED
- Resolution: 1272x2800
- Refresh rate: 185 Hz
Samsung Galaxy S21+
- 6.7" Dynamic AMOLED 2X
- Resolution: 2400x1080
- Refresh rate: 120 Hz
OnePlus Ace 7
- 9000 mAh
- Wired: 100W
- No wireless charging
Samsung Galaxy S21+
- 4800 mAh
- Wired: 25W
- Wireless: 15W
We compared OnePlus Ace 7 and Samsung Galaxy S21+, covering their specs and all relevant benchmarks.
OnePlus Ace 7 leads Samsung Galaxy S21+ by 287.4% in our overall performance rating.
OnePlus Ace 7
Price unknownperformance
In the "performance" category, the OnePlus Ace 7 significantly outperforms the Samsung Galaxy S21+ (98/100 vs 62/100).
display
In the "display" category, the OnePlus Ace 7 notably outperforms the Samsung Galaxy S21+ (94/100 vs 79/100).
camera
In the "camera" category, the Samsung Galaxy S21+ is a bit better (42/100 vs 35/100).
battery
In the "battery" category, the OnePlus Ace 7 significantly outperforms the Samsung Galaxy S21+ (80/100 vs 48/100).
Which is better: the OnePlus Ace 7 or the Samsung Galaxy S21+?
The OnePlus Ace 7 significantly outperforms the Samsung Galaxy S21+ by 20 points (77/100 vs 57/100).
What is the rating of the OnePlus Ace 7 and the Samsung Galaxy S21+?
The OnePlus Ace 7 has a MobileRank rating of 77/100, the Samsung Galaxy S21+ — 57/100.
Which has the better camera: the OnePlus Ace 7 or the Samsung Galaxy S21+?
The Samsung Galaxy S21+ leads on camera score (42/100 vs 35/100).
Which is more powerful: the OnePlus Ace 7 or the Samsung Galaxy S21+?
The OnePlus Ace 7 leads on performance (98/100 vs 62/100).
Should you choose the OnePlus Ace 7 over the Samsung Galaxy S21+?
The OnePlus Ace 7 is a better fit for gamers and power users, those who care about battery life. The Samsung Galaxy S21+ is a better fit for active users.