Oppo A6s Pro vs Samsung Galaxy S21 Ultra
The Oppo A6s Pro (2026) runs on the MediaTek Helio G100 Max, while the Samsung Galaxy S21 Ultra (2021) runs on the Samsung Exynos 2100. Both devices score the same overall rating of 37/100. Key differences: the Oppo A6s Pro has the bigger battery (7000 mAh vs 5000); the main camera is 50 MP vs 108 MP; the Oppo A6s Pro is noticeably lighter (190g vs 228g).
Oppo A6s Pro
Samsung Galaxy S21 Ultra
- Bigger battery: 7000 vs 5000 mAh
- Faster charging: 80W vs 25W
- Lighter: 190g vs 228g
- Longer battery life (65/100 vs 40/100)
- Better design/ergonomics (62/100 vs 15/100)
- Better value for money (55/100 vs 27/100)
- Better main camera: 108MP vs 50MP
- Higher performance (10/100 vs 0/100)
- Better camera (55/100 vs 38/100)
The Oppo A6s Pro and the Samsung Galaxy S21 Ultra received the same MobileRank rating — 37/100. In the "performance" category, the Samsung Galaxy S21 Ultra leads (10/100 vs 0/100). In the "camera" category, the Samsung Galaxy S21 Ultra leads (55/100 vs 38/100). In the "battery" category, the Oppo A6s Pro leads (65/100 vs 40/100). In the "value for money" category, the Oppo A6s Pro leads (55/100 vs 27/100). In the "performance" category, the Samsung Galaxy S21 Ultra is a bit better (10/100 vs 0/100). In the "display" category, both devices are on the same level — 100/100. In the "camera" category, the Samsung Galaxy S21 Ultra notably outperforms the Oppo A6s Pro (55/100 vs 38/100). In the "battery" category, the Oppo A6s Pro notably outperforms the Samsung Galaxy S21 Ultra (65/100 vs 40/100). In the "design" category, the Oppo A6s Pro significantly outperforms the Samsung Galaxy S21 Ultra (62/100 vs 15/100). In the "value for money" category, the Oppo A6s Pro notably outperforms the Samsung Galaxy S21 Ultra (55/100 vs 27/100).
| Specification | Oppo A6s Pro | Samsung Galaxy S21 Ultra | |
|---|---|---|---|
| Processor | MediaTek Helio G100 Max | Samsung Exynos 2100 | |
| AnTuTu | — | 1074182 | |
| Geekbench Single | — | 1435 | |
| Geekbench Multi | — | 3555 | |
| Display | 6.6" AMOLED | 6.8" AMOLED | |
| Resolution | 1080x2372 | 3200x1440 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 7000 mAh | 5000 mAh | |
| Charging | 80W | 25W | |
| Wireless charging | 0W | 15W | |
| DXOMark (camera) | — | 117 | |
| Main camera | 50 MP | 108 MP | |
| Ultrawide | 0 MP | 12 MP | |
| Telephoto | 0 MP | 10 MP | |
| Front camera | 50 MP | 40 MP | |
| RAM | 8GB | 12GB / 16GB | |
| Storage | 256GB | 128GB / 256GB / 512GB | |
| OS | Android 16, ColorOS 16 | Android 11 | |
| Brightness (peak) | 1400 nits | — | |
| NFC | yes | — | |
| Protection | IP68 | — | |
| Dimensions | 158.2×75.0×8.0 mm | — | |
| Weight | 190 g | 228 g | |
| Price | — | $1199 |
Oppo A6s Pro
- Main: 50MP f/f/1.8
- Front: 50MP
Samsung Galaxy S21 Ultra
- Main: 108MP f/1.8
- Ultrawide: 12MP
- Telephoto: 10MP
- Front: 40MP
Oppo A6s Pro
- 6.6" AMOLED
- Resolution: 1080x2372
- Refresh rate: 120 Hz
Samsung Galaxy S21 Ultra
- 6.8" AMOLED
- Resolution: 3200x1440
- Refresh rate: 120 Hz
Oppo A6s Pro
- 7000 mAh
- Wired: 80W
- No wireless charging
Samsung Galaxy S21 Ultra
- 5000 mAh
- Wired: 25W
- Wireless: 15W
Oppo A6s Pro
Price unknownperformance
In the "performance" category, the Samsung Galaxy S21 Ultra is a bit better (10/100 vs 0/100).
display
In the "display" category, both devices are on the same level — 100/100.
camera
In the "camera" category, the Samsung Galaxy S21 Ultra notably outperforms the Oppo A6s Pro (55/100 vs 38/100).
battery
In the "battery" category, the Oppo A6s Pro notably outperforms the Samsung Galaxy S21 Ultra (65/100 vs 40/100).
design
In the "design" category, the Oppo A6s Pro significantly outperforms the Samsung Galaxy S21 Ultra (62/100 vs 15/100).
value for money
In the "value for money" category, the Oppo A6s Pro notably outperforms the Samsung Galaxy S21 Ultra (55/100 vs 27/100).
Which is better: the Oppo A6s Pro or the Samsung Galaxy S21 Ultra?
Both devices scored 37/100. The choice depends on your priorities: if performance matters more — go with the Samsung Galaxy S21 Ultra.
What is the rating of the Oppo A6s Pro and the Samsung Galaxy S21 Ultra?
The Oppo A6s Pro has a MobileRank rating of 37/100, the Samsung Galaxy S21 Ultra — 37/100.
Which has the better camera: the Oppo A6s Pro or the Samsung Galaxy S21 Ultra?
The Samsung Galaxy S21 Ultra leads on camera score (55/100 vs 38/100).
Which is more powerful: the Oppo A6s Pro or the Samsung Galaxy S21 Ultra?
The Samsung Galaxy S21 Ultra leads on performance (10/100 vs 0/100).
Should you choose the Oppo A6s Pro over the Samsung Galaxy S21 Ultra?
The Oppo A6s Pro is a better fit for everyday use. The Samsung Galaxy S21 Ultra is a better fit for everyday use.