Oppo A6s Pro vs Oppo A91
The Oppo A6s Pro (2026) runs on the MediaTek Helio G100 Max, while the Oppo A91 (2019) runs on the MediaTek Helio P70. By overall MobileRank rating, the Oppo A6s Pro leads — 37/100 vs 15/100 (a 22-point difference). Key differences: the Oppo A6s Pro has the bigger battery (7000 mAh vs 4025); the main camera is 50 MP vs 48 MP; the Oppo A6s Pro has NFC for contactless payments, the Oppo A91 doesn't; the Oppo A91 is noticeably lighter (172g vs 190g).
Oppo A6s Pro
Oppo A91
- Bigger battery: 7000 vs 4025 mAh
- Faster charging: 80W vs 20W
- Better main camera: 50MP vs 48MP
- Better camera (38/100 vs 29/100)
- Longer battery life (65/100 vs 12/100)
- Better display (100/100 vs 0/100)
- Lighter: 172g vs 190g
- Better design/ergonomics (85/100 vs 62/100)
Comparing the Oppo A6s Pro vs the Oppo A91, the Oppo A6s Pro scores 22 points higher (37/100 vs 15/100). In the "battery" category, the Oppo A6s Pro leads (65/100 vs 12/100). In the "performance" category, both devices are on the same level — 0/100. In the "display" category, the Oppo A6s Pro significantly outperforms the Oppo A91 (100/100 vs 0/100). In the "camera" category, the Oppo A6s Pro is a bit better (38/100 vs 29/100). In the "battery" category, the Oppo A6s Pro significantly outperforms the Oppo A91 (65/100 vs 12/100). In the "design" category, the Oppo A91 notably outperforms the Oppo A6s Pro (85/100 vs 62/100). In the "value for money" category, both devices are on the same level — 55/100.
| Specification | Oppo A6s Pro | Oppo A91 | |
|---|---|---|---|
| Processor | MediaTek Helio G100 Max | MediaTek Helio P70 | |
| AnTuTu | — | 303398 | |
| Geekbench Single | — | 341 | |
| Geekbench Multi | — | 779 | |
| Display | 6.6" AMOLED | 6.4" AMOLED | |
| Resolution | 1080x2372 | 1080x2400 | |
| Refresh rate | 120 Hz | — | |
| Battery | 7000 mAh | 4025 mAh | |
| Charging | 80W | 20W | |
| Main camera | 50 MP | 48 MP | |
| Ultrawide | 0 MP | 8 MP | |
| Front camera | 50 MP | 16 MP | |
| RAM | 8GB | 8GB | |
| Storage | 256GB | 128GB | |
| OS | Android 16, ColorOS 16 | Android 9.0 (Pie); ColorOS 6.1 | |
| Brightness (peak) | 1400 nits | 430 nits | |
| NFC | yes | no | |
| Protection | IP68 | — | |
| Dimensions | 158.2×75.0×8.0 mm | 160.2×73.3×7.9 mm | |
| Weight | 190 g | 172 g | |
| Price | — | — |
Oppo A6s Pro
- Main: 50MP f/f/1.8
- Front: 50MP
Oppo A91
- Main: 48MP f/f/1.8
- Ultrawide: 8MP
- Front: 16MP
Oppo A6s Pro
- 6.6" AMOLED
- Resolution: 1080x2372
- Refresh rate: 120 Hz
Oppo A91
- 6.4" AMOLED
- Resolution: 1080x2400
- Refresh rate: —
Oppo A6s Pro
- 7000 mAh
- Wired: 80W
- No wireless charging
Oppo A91
- 4025 mAh
- Wired: 20W
- No wireless charging
performance
In the "performance" category, both devices are on the same level — 0/100.
display
In the "display" category, the Oppo A6s Pro significantly outperforms the Oppo A91 (100/100 vs 0/100).
camera
In the "camera" category, the Oppo A6s Pro is a bit better (38/100 vs 29/100).
battery
In the "battery" category, the Oppo A6s Pro significantly outperforms the Oppo A91 (65/100 vs 12/100).
design
In the "design" category, the Oppo A91 notably outperforms the Oppo A6s Pro (85/100 vs 62/100).
value for money
In the "value for money" category, both devices are on the same level — 55/100.
Which is better: the Oppo A6s Pro or the Oppo A91?
The Oppo A6s Pro significantly outperforms the Oppo A91 by 22 points (37/100 vs 15/100).
What is the rating of the Oppo A6s Pro and the Oppo A91?
The Oppo A6s Pro has a MobileRank rating of 37/100, the Oppo A91 — 15/100.
Which has the better camera: the Oppo A6s Pro or the Oppo A91?
The Oppo A6s Pro leads on camera score (38/100 vs 29/100).
Should you choose the Oppo A6s Pro over the Oppo A91?
The Oppo A6s Pro is a better fit for everyday use. The Oppo A91 is a better fit for everyday use.