Oppo Reno7 A vs Samsung Galaxy S21 Ultra
The Oppo Reno7 A (2022) runs on the Qualcomm Snapdragon 695 (), while the Samsung Galaxy S21 Ultra (2021) runs on the Samsung Exynos 2100. By overall MobileRank rating, the Samsung Galaxy S21 Ultra leads — 61/100 vs 46/100 (a 15-point difference). Key differences: the Samsung Galaxy S21 Ultra has the bigger battery (5000 mAh vs 4500); the main camera is 48 MP vs 108 MP; the Samsung Galaxy S21 Ultra is faster in AnTuTu (1,074,182 vs 592,015); the Oppo Reno7 A is noticeably lighter (175g vs 228g).
Profile comparison
Category scores
Oppo Reno7 A
Samsung Galaxy S21 Ultra
What makes Oppo Reno7 A better?
- Lighter: 175g vs 228g
- Better portability (78/100 vs 33/100)
What makes Samsung Galaxy S21 Ultra better?
- Higher AnTuTu: 1074182 vs 592015
- Better Geekbench Single: 1435 vs 905
- Better Geekbench Multi: 3555 vs 2101
- Bigger battery: 5000 vs 4500 mAh
- Better main camera: 108MP vs 48MP
- Higher refresh rate: 120Hz vs 90Hz
- Higher performance (63/100 vs 46/100)
- Better camera (55/100 vs 34/100)
- Longer battery life (52/100 vs 39/100)
- Better display (89/100 vs 69/100)
Comparison verdict
Comparing the Oppo Reno7 A vs the Samsung Galaxy S21 Ultra, the Samsung Galaxy S21 Ultra scores 15 points higher (61/100 vs 46/100). In the "performance" category, the Samsung Galaxy S21 Ultra leads (63/100 vs 46/100). In the "camera" category, the Samsung Galaxy S21 Ultra leads (55/100 vs 34/100). In the "battery" category, the Samsung Galaxy S21 Ultra leads (52/100 vs 39/100). In the "performance" category, the Samsung Galaxy S21 Ultra notably outperforms the Oppo Reno7 A (63/100 vs 46/100). In the "display" category, the Samsung Galaxy S21 Ultra notably outperforms the Oppo Reno7 A (89/100 vs 69/100). In the "camera" category, the Samsung Galaxy S21 Ultra notably outperforms the Oppo Reno7 A (55/100 vs 34/100). In the "battery" category, the Samsung Galaxy S21 Ultra is a bit better (52/100 vs 39/100). In the "portability" category, the Oppo Reno7 A significantly outperforms the Samsung Galaxy S21 Ultra (78/100 vs 33/100).
Specs comparison
| Specification | Oppo Reno7 A | Samsung Galaxy S21 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 695 () | Samsung Exynos 2100 | |
| AnTuTu | 592015 | 1074182 | |
| Geekbench Single | 905 | 1435 | |
| Geekbench Multi | 2101 | 3555 | |
| Display | 6.4" Amoled | 6.8" AMOLED | |
| Resolution | 1080x2400 | 3200x1440 | |
| Refresh rate | 90 Hz | 120 Hz | |
| Battery | 4500 mAh | 5000 mAh | |
| Charging | — | 25W | |
| Wireless charging | 0W | 15W | |
| DXOMark (camera) | — | 117 | |
| Main camera | 48 MP | 108 MP | |
| Ultrawide | 8 MP | 12 MP | |
| Telephoto | 0 MP | 10 MP | |
| Front camera | 16 MP | 40 MP | |
| RAM | — | 12GB / 16GB | |
| Storage | 128GB | 128GB / 256GB / 512GB | |
| OS | Android 12 Snow Cone | Android 11 | |
| Brightness (peak) | 600 nits | 1500 nits | |
| NFC | yes | yes | |
| Protection | IPX4 | IP68 | |
| Dimensions | 159.7×73.4×7.6 mm | 165.1×75.6×8.9 mm | |
| Weight | 175 g | 228 g | |
| Launch price | — | $1199 |
Camera comparison
Oppo Reno7 A
- Main: 48MP
- Ultrawide: 8MP
- Front: 16MP
Samsung Galaxy S21 Ultra
- Main: 108MP f/1.8
- Ultrawide: 12MP
- Telephoto: 10MP
- Front: 40MP
Display comparison
Oppo Reno7 A
- 6.4" Amoled
- Resolution: 1080x2400
- Refresh rate: 90 Hz
Samsung Galaxy S21 Ultra
- 6.8" AMOLED
- Resolution: 3200x1440
- Refresh rate: 120 Hz
Battery and charging
Oppo Reno7 A
- 4500 mAh
- No wireless charging
Samsung Galaxy S21 Ultra
- 5000 mAh
- Wired: 25W
- Wireless: 15W
Overall performance score
We compared Oppo Reno7 A and Samsung Galaxy S21 Ultra, covering their specs and all relevant benchmarks.
Samsung Galaxy S21 Ultra leads Oppo Reno7 A by 44.9% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Oppo Reno7 A
Price unknownDetailed category analysis
performance
In the "performance" category, the Samsung Galaxy S21 Ultra notably outperforms the Oppo Reno7 A (63/100 vs 46/100).
display
In the "display" category, the Samsung Galaxy S21 Ultra notably outperforms the Oppo Reno7 A (89/100 vs 69/100).
camera
In the "camera" category, the Samsung Galaxy S21 Ultra notably outperforms the Oppo Reno7 A (55/100 vs 34/100).
battery
In the "battery" category, the Samsung Galaxy S21 Ultra is a bit better (52/100 vs 39/100).
portability
In the "portability" category, the Oppo Reno7 A significantly outperforms the Samsung Galaxy S21 Ultra (78/100 vs 33/100).
Frequently asked questions
Which is better: the Oppo Reno7 A or the Samsung Galaxy S21 Ultra?
The Samsung Galaxy S21 Ultra is noticeably better than the Oppo Reno7 A — the overall rating gap is 15 points.
What is the rating of the Oppo Reno7 A and the Samsung Galaxy S21 Ultra?
The Oppo Reno7 A has a MobileRank rating of 46/100, the Samsung Galaxy S21 Ultra — 61/100.
Which has the better camera: the Oppo Reno7 A or the Samsung Galaxy S21 Ultra?
The Samsung Galaxy S21 Ultra leads on camera score (55/100 vs 34/100).
Which is more powerful: the Oppo Reno7 A or the Samsung Galaxy S21 Ultra?
The Samsung Galaxy S21 Ultra leads on performance (63/100 vs 46/100).
Should you choose the Oppo Reno7 A over the Samsung Galaxy S21 Ultra?
The Samsung Galaxy S21 Ultra is a better fit for active users.