Oppo Reno 5G vs Samsung Galaxy A91
The Oppo Reno 5G (2019) runs on the Qualcomm Snapdragon 855, while the Samsung Galaxy A91 (2021) runs on the Qualcomm Snapdragon 855. By overall MobileRank rating, the Samsung Galaxy A91 leads — 51/100 vs 48/100 (a 3-point difference). Key differences: the Samsung Galaxy A91 has the bigger battery (4500 mAh vs 4065); the Oppo Reno 5G has NFC for contactless payments, the Samsung Galaxy A91 doesn't.
Profile comparison
Category scores
Oppo Reno 5G
Samsung Galaxy A91
What makes Oppo Reno 5G better?
- Overall rating 48/100
What makes Samsung Galaxy A91 better?
- Bigger battery: 4500 vs 4065 mAh
- Faster charging: 45W vs 20W
- Better camera (41/100 vs 40/100)
- Longer battery life (38/100 vs 24/100)
- Better display (81/100 vs 80/100)
Comparison verdict
Comparing the Oppo Reno 5G vs the Samsung Galaxy A91, the Samsung Galaxy A91 scores 3 points higher (51/100 vs 48/100). In the "battery" category, the Samsung Galaxy A91 leads (38/100 vs 24/100). In the "performance" category, both devices are on the same level — 54/100. In the "display" category, the Samsung Galaxy A91 and the Oppo Reno 5G are nearly equal (81/100 vs 80/100). In the "camera" category, the Samsung Galaxy A91 and the Oppo Reno 5G are nearly equal (41/100 vs 40/100). In the "battery" category, the Samsung Galaxy A91 is a bit better (38/100 vs 24/100).
Specs comparison
| Specification | Oppo Reno 5G | Samsung Galaxy A91 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 855 | Qualcomm Snapdragon 855 | |
| AnTuTu | 824513 | 824513 | |
| Geekbench Single | 968 | 968 | |
| Geekbench Multi | 2731 | 2731 | |
| Display | 6.6" AMOLED | 6.7" Super AMOLED | |
| Resolution | 1080x2340 | 1080x2400 | |
| Refresh rate | — | — | |
| Battery | 4065 mAh | 4500 mAh | |
| Charging | 20W | 45W | |
| Main camera | 48 MP | 48 MP | |
| Ultrawide | 8 MP | 12 MP | |
| Telephoto | 13 MP | 0 MP | |
| Front camera | 16 MP | 32 MP | |
| RAM | 8GB | 8GB | |
| Storage | 256GB | 128GB | |
| OS | Android 9.0 (Pie); ColorOS 6 | Android 10, One UI | |
| NFC | yes | no | |
| Dimensions | 162.0×77.2×9.3 mm | — | |
| Weight | 215 g | — | |
| Launch price | — | — |
Camera comparison
Oppo Reno 5G
- Main: 48MP f/1.7
- Ultrawide: 8MP
- Telephoto: 13MP
- Front: 16MP
Samsung Galaxy A91
- Main: 48MP f/2.0
- Ultrawide: 12MP
- Front: 32MP
Display comparison
Oppo Reno 5G
- 6.6" AMOLED
- Resolution: 1080x2340
- Refresh rate: —
Samsung Galaxy A91
- 6.7" Super AMOLED
- Resolution: 1080x2400
- Refresh rate: —
Battery and charging
Oppo Reno 5G
- 4065 mAh
- Wired: 20W
- No wireless charging
Samsung Galaxy A91
- 4500 mAh
- Wired: 45W
- No wireless charging
Overall performance score
We compared Oppo Reno 5G and Samsung Galaxy A91, covering their specs and all relevant benchmarks.
Equal performance based on benchmark results.
Benchmarks
Detailed category analysis
performance
In the "performance" category, both devices are on the same level — 54/100.
display
In the "display" category, the Samsung Galaxy A91 and the Oppo Reno 5G are nearly equal (81/100 vs 80/100).
camera
In the "camera" category, the Samsung Galaxy A91 and the Oppo Reno 5G are nearly equal (41/100 vs 40/100).
battery
In the "battery" category, the Samsung Galaxy A91 is a bit better (38/100 vs 24/100).
Frequently asked questions
Which is better: the Oppo Reno 5G or the Samsung Galaxy A91?
The Samsung Galaxy A91 edges out the Oppo Reno 5G by just 3 points — the two devices are very close in overall level.
What is the rating of the Oppo Reno 5G and the Samsung Galaxy A91?
The Oppo Reno 5G has a MobileRank rating of 48/100, the Samsung Galaxy A91 — 51/100.
Should you choose the Oppo Reno 5G over the Samsung Galaxy A91?
Neither model stands out enough to recommend it for a specific use case: the clearest difference is battery life — better on the Samsung Galaxy A91 (38/100 vs 24/100).