Oppo A1x vs Redmi K90
The Oppo A1x (2023) runs on the MediaTek Dimensity 700, while the Redmi K90 (2025) runs on the Qualcomm Snapdragon 8 Elite. By overall MobileRank rating, the Redmi K90 leads — 76/100 vs 34/100 (a 42-point difference). Key differences: the Redmi K90 has the bigger battery (7100 mAh vs 5000); the main camera is 13 MP vs 50 MP; the Redmi K90 is faster in AnTuTu (3,077,585 vs 515,647); the Redmi K90 has NFC for contactless payments, the Oppo A1x doesn't; the Oppo A1x is noticeably lighter (186g vs 206g).
Profile comparison
Category scores
Oppo A1x
Redmi K90
What makes Oppo A1x better?
- Lighter: 186g vs 206g
- Better portability (67/100 vs 55/100)
What makes Redmi K90 better?
- Higher AnTuTu: 3077585 vs 515647
- Better Geekbench Single: 3013 vs 690
- Better Geekbench Multi: 9287 vs 1736
- Bigger battery: 7100 vs 5000 mAh
- Faster charging: 100W vs 10W
- Better main camera: 50MP vs 13MP
- Higher refresh rate: 120Hz vs 90Hz
- Higher performance (91/100 vs 40/100)
- Better camera (58/100 vs 10/100)
- Longer battery life (72/100 vs 43/100)
- Better display (82/100 vs 44/100)
Comparison verdict
Comparing the Oppo A1x vs the Redmi K90, the Redmi K90 scores 42 points higher (76/100 vs 34/100). In the "performance" category, the Redmi K90 leads (91/100 vs 40/100). In the "camera" category, the Redmi K90 leads (58/100 vs 10/100). In the "battery" category, the Redmi K90 leads (72/100 vs 43/100). In the "performance" category, the Redmi K90 significantly outperforms the Oppo A1x (91/100 vs 40/100). In the "display" category, the Redmi K90 significantly outperforms the Oppo A1x (82/100 vs 44/100). In the "camera" category, the Redmi K90 significantly outperforms the Oppo A1x (58/100 vs 10/100). In the "battery" category, the Redmi K90 notably outperforms the Oppo A1x (72/100 vs 43/100). In the "portability" category, the Oppo A1x is a bit better (67/100 vs 55/100).
Specs comparison
| Specification | Oppo A1x | Redmi K90 | |
|---|---|---|---|
| Processor | MediaTek Dimensity 700 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 515647 | 3077585 | |
| Geekbench Single | 690 | 3013 | |
| Geekbench Multi | 1736 | 9287 | |
| Display | 6.6" IPS LCD | 6.6" AMOLED | |
| Resolution | 720x1612 | 2510x1156 | |
| Refresh rate | 90 Hz | 120 Hz | |
| Battery | 5000 mAh | 7100 mAh | |
| Charging | 10W | 100W | |
| Main camera | 13 MP | 50 MP | |
| Ultrawide | 0 MP | 8 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 8 MP | 20 MP | |
| RAM | 6GB / 8GB | 12GB / 16GB | |
| Storage | 128GB | 256GB / 512GB | |
| OS | Android 12, ColorOS 12.1 | Android 16 | |
| Brightness (peak) | 600 nits | 3500 nits | |
| NFC | no | yes | |
| Protection | IP54 | IP68 | |
| Dimensions | 163.8×75.1×8.0 mm | 157.5×75.3×8.0 mm | |
| Weight | 186 g | 206 g | |
| Launch price | — | $401 |
Camera comparison
Oppo A1x
- Main: 13MP f/2.2
- Front: 8MP
Redmi K90
- Main: 50MP f/1.9
- Ultrawide: 8MP
- Telephoto: 50MP
- Front: 20MP
Display comparison
Oppo A1x
- 6.6" IPS LCD
- Resolution: 720x1612
- Refresh rate: 90 Hz
Redmi K90
- 6.6" AMOLED
- Resolution: 2510x1156
- Refresh rate: 120 Hz
Battery and charging
Oppo A1x
- 5000 mAh
- Wired: 10W
- No wireless charging
Redmi K90
- 7100 mAh
- Wired: 100W
- No wireless charging
Overall performance score
We compared Oppo A1x and Redmi K90, covering their specs and all relevant benchmarks.
Redmi K90 leads Oppo A1x by 83.2% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Oppo A1x
Price unknownDetailed category analysis
performance
In the "performance" category, the Redmi K90 significantly outperforms the Oppo A1x (91/100 vs 40/100).
display
In the "display" category, the Redmi K90 significantly outperforms the Oppo A1x (82/100 vs 44/100).
camera
In the "camera" category, the Redmi K90 significantly outperforms the Oppo A1x (58/100 vs 10/100).
battery
In the "battery" category, the Redmi K90 notably outperforms the Oppo A1x (72/100 vs 43/100).
portability
In the "portability" category, the Oppo A1x is a bit better (67/100 vs 55/100).
Frequently asked questions
Which is better: the Oppo A1x or the Redmi K90?
The Redmi K90 significantly outperforms the Oppo A1x by 42 points (76/100 vs 34/100).
What is the rating of the Oppo A1x and the Redmi K90?
The Oppo A1x has a MobileRank rating of 34/100, the Redmi K90 — 76/100.
Which has the better camera: the Oppo A1x or the Redmi K90?
The Redmi K90 leads on camera score (58/100 vs 10/100).
Which is more powerful: the Oppo A1x or the Redmi K90?
The Redmi K90 leads on performance (91/100 vs 40/100).
Should you choose the Oppo A1x over the Redmi K90?
The Redmi K90 is a better fit for gamers and power users, budget-conscious buyers.