Oppo A52 vs Redmi K90 Ultra
The Oppo A52 (2020) runs on the Qualcomm Snapdragon 665, while the Redmi K90 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite. By overall MobileRank rating, the Redmi K90 Ultra leads — 73/100 vs 31/100 (a 42-point difference). Key differences: the Redmi K90 Ultra has the bigger battery (8550 mAh vs 5000); the main camera is 12 MP vs 50 MP; the Redmi K90 Ultra is faster in AnTuTu (3,233,695 vs 329,457); the Redmi K90 Ultra has NFC for contactless payments, the Oppo A52 doesn't; the Oppo A52 is noticeably lighter (192g vs 227g).
Profile comparison
Category scores
Oppo A52
Redmi K90 Ultra
What makes Oppo A52 better?
- Lighter: 192g vs 227g
- Better portability (55/100 vs 40/100)
What makes Redmi K90 Ultra better?
- Higher AnTuTu: 3233695 vs 329457
- Better Geekbench Single: 3013 vs 321
- Better Geekbench Multi: 9287 vs 1128
- Bigger battery: 8550 vs 5000 mAh
- Faster charging: 100W vs 18W
- Better main camera: 50MP vs 12MP
- Higher performance (92/100 vs 24/100)
- Better camera (37/100 vs 16/100)
- Longer battery life (78/100 vs 43/100)
- Better display (94/100 vs 58/100)
Comparison verdict
Comparing the Oppo A52 vs the Redmi K90 Ultra, the Redmi K90 Ultra scores 42 points higher (73/100 vs 31/100). In the "performance" category, the Redmi K90 Ultra leads (92/100 vs 24/100). In the "camera" category, the Redmi K90 Ultra leads (37/100 vs 16/100). In the "battery" category, the Redmi K90 Ultra leads (78/100 vs 43/100). In the "performance" category, the Redmi K90 Ultra significantly outperforms the Oppo A52 (92/100 vs 24/100). In the "display" category, the Redmi K90 Ultra significantly outperforms the Oppo A52 (94/100 vs 58/100). In the "camera" category, the Redmi K90 Ultra notably outperforms the Oppo A52 (37/100 vs 16/100). In the "battery" category, the Redmi K90 Ultra significantly outperforms the Oppo A52 (78/100 vs 43/100). In the "portability" category, the Oppo A52 notably outperforms the Redmi K90 Ultra (55/100 vs 40/100).
Specs comparison
| Specification | Oppo A52 | Redmi K90 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 665 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 329457 | 3233695 | |
| Geekbench Single | 321 | 3013 | |
| Geekbench Multi | 1128 | 9287 | |
| Display | 6.5" LTPS IPS LCD | 6.8" AMOLED | |
| Resolution | 1080x2400 | 1280x2772 | |
| Refresh rate | — | 165 Hz | |
| Battery | 5000 mAh | 8550 mAh | |
| Charging | 18W | 100W | |
| Main camera | 12 MP | 50 MP | |
| Ultrawide | 8 MP | 8 MP | |
| Front camera | 16 MP | 20 MP | |
| RAM | 4GB / 6GB / 8GB | 12GB / 16GB | |
| Storage | 64GB / 128GB | 256GB / 512GB | |
| OS | Android 10.0; ColorOS 7.1 | Android 16 | |
| Brightness (peak) | 480 nits | 3500 nits | |
| NFC | no | yes | |
| Protection | — | IP68/IP69 | |
| Dimensions | 162.0×75.5×8.9 mm | 162.9×77.9×8.2 mm | |
| Weight | 192 g | 227 g | |
| Launch price | — | $420 |
Camera comparison
Oppo A52
- Main: 12MP f/1.7
- Ultrawide: 8MP
- Front: 16MP
Redmi K90 Ultra
- Main: 50MP f/1.7
- Ultrawide: 8MP
- Front: 20MP
Display comparison
Oppo A52
- 6.5" LTPS IPS LCD
- Resolution: 1080x2400
- Refresh rate: —
Redmi K90 Ultra
- 6.8" AMOLED
- Resolution: 1280x2772
- Refresh rate: 165 Hz
Battery and charging
Oppo A52
- 5000 mAh
- Wired: 18W
- No wireless charging
Redmi K90 Ultra
- 8550 mAh
- Wired: 100W
- No wireless charging
Overall performance score
We compared Oppo A52 and Redmi K90 Ultra, covering their specs and all relevant benchmarks.
Redmi K90 Ultra leads Oppo A52 by 89.8% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Oppo A52
Price unknownDetailed category analysis
performance
In the "performance" category, the Redmi K90 Ultra significantly outperforms the Oppo A52 (92/100 vs 24/100).
display
In the "display" category, the Redmi K90 Ultra significantly outperforms the Oppo A52 (94/100 vs 58/100).
camera
In the "camera" category, the Redmi K90 Ultra notably outperforms the Oppo A52 (37/100 vs 16/100).
battery
In the "battery" category, the Redmi K90 Ultra significantly outperforms the Oppo A52 (78/100 vs 43/100).
portability
In the "portability" category, the Oppo A52 notably outperforms the Redmi K90 Ultra (55/100 vs 40/100).
Frequently asked questions
Which is better: the Oppo A52 or the Redmi K90 Ultra?
The Redmi K90 Ultra significantly outperforms the Oppo A52 by 42 points (73/100 vs 31/100).
What is the rating of the Oppo A52 and the Redmi K90 Ultra?
The Oppo A52 has a MobileRank rating of 31/100, the Redmi K90 Ultra — 73/100.
Which has the better camera: the Oppo A52 or the Redmi K90 Ultra?
The Redmi K90 Ultra leads on camera score (37/100 vs 16/100).
Which is more powerful: the Oppo A52 or the Redmi K90 Ultra?
The Redmi K90 Ultra leads on performance (92/100 vs 24/100).
Should you choose the Oppo A52 over the Redmi K90 Ultra?
The Redmi K90 Ultra is a better fit for gamers and power users, those who care about battery life.