Oppo Reno Ace vs Redmi K90
The Oppo Reno Ace (2019) runs on the Qualcomm Snapdragon 855+, while the Redmi K90 (2025) runs on the Qualcomm Snapdragon 8 Elite. By overall MobileRank rating, the Redmi K90 leads — 68/100 vs 24/100 (a 44-point difference). Key differences: the Redmi K90 has the bigger battery (7100 mAh vs 4000); the main camera is 48 MP vs 50 MP; the Redmi K90 is faster in AnTuTu (3,088,357 vs 859,084).
Oppo Reno Ace
Redmi K90
- Lighter: 200g vs 206g
- Better design/ergonomics (50/100 vs 42/100)
- Higher AnTuTu: 3088357 vs 859084
- Better Geekbench Single: 3050 vs 1031
- Better Geekbench Multi: 9300 vs 2864
- Bigger battery: 7100 vs 4000 mAh
- Faster charging: 100W vs 65W
- Better main camera: 50MP vs 48MP
- Higher refresh rate: 120Hz vs 90Hz
- Higher performance (69/100 vs 2/100)
- Better camera (53/100 vs 34/100)
- Longer battery life (71/100 vs 23/100)
- Better display (100/100 vs 50/100)
- Better value for money (82/100 vs 55/100)
Comparing the Oppo Reno Ace vs the Redmi K90, the Redmi K90 scores 44 points higher (68/100 vs 24/100). In the "performance" category, the Redmi K90 leads (69/100 vs 2/100). In the "camera" category, the Redmi K90 leads (53/100 vs 34/100). In the "battery" category, the Redmi K90 leads (71/100 vs 23/100). In the "value for money" category, the Redmi K90 leads (82/100 vs 55/100). In the "performance" category, the Redmi K90 significantly outperforms the Oppo Reno Ace (69/100 vs 2/100). In the "display" category, the Redmi K90 significantly outperforms the Oppo Reno Ace (100/100 vs 50/100). In the "camera" category, the Redmi K90 notably outperforms the Oppo Reno Ace (53/100 vs 34/100). In the "battery" category, the Redmi K90 significantly outperforms the Oppo Reno Ace (71/100 vs 23/100). In the "design" category, the Oppo Reno Ace is a bit better (50/100 vs 42/100). In the "value for money" category, the Redmi K90 notably outperforms the Oppo Reno Ace (82/100 vs 55/100).
| Specification | Oppo Reno Ace | Redmi K90 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 855+ | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 859084 | 3088357 | |
| Geekbench Single | 1031 | 3050 | |
| Geekbench Multi | 2864 | 9300 | |
| Display | 6.5" AMOLED | 6.6" AMOLED | |
| Resolution | 1080x2400 | 2510x1156 | |
| Refresh rate | 90 Hz | 120 Hz | |
| Battery | 4000 mAh | 7100 mAh | |
| Charging | 65W | 100W | |
| Main camera | 48 MP | 50 MP | |
| Ultrawide | 8 MP | 8 MP | |
| Telephoto | 13 MP | 50 MP | |
| Front camera | 16 MP | 20 MP | |
| RAM | 8GB / 12GB | 12GB / 16GB | |
| Storage | 128GB / 256GB | 256GB / 512GB | |
| OS | Android 9.0 (Pie), planned upgrade to Android 10.0; ColorOS 6.1 | Android 16 | |
| Brightness (peak) | 500 nits | 3500 nits | |
| NFC | yes | yes | |
| Protection | — | IP68 | |
| Dimensions | 161.0×75.7×8.7 mm | 157.5×75.3×8.0 mm | |
| Weight | 200 g | 206 g | |
| Price | — | $401 |
Oppo Reno Ace
- Main: 48MP f/f/1.7
- Ultrawide: 8MP
- Telephoto: 13MP
- Front: 16MP
Redmi K90
- Main: 50MP f/f/1.9
- Ultrawide: 8MP
- Telephoto: 50MP
- Front: 20MP
Oppo Reno Ace
- 6.5" AMOLED
- Resolution: 1080x2400
- Refresh rate: 90 Hz
Redmi K90
- 6.6" AMOLED
- Resolution: 2510x1156
- Refresh rate: 120 Hz
Oppo Reno Ace
- 4000 mAh
- Wired: 65W
- No wireless charging
Redmi K90
- 7100 mAh
- Wired: 100W
- No wireless charging
We compared Oppo Reno Ace and Redmi K90, covering their specs and all relevant benchmarks.
Redmi K90 leads Oppo Reno Ace by 72.2% in our overall performance rating.
Oppo Reno Ace
Price unknownperformance
In the "performance" category, the Redmi K90 significantly outperforms the Oppo Reno Ace (69/100 vs 2/100).
display
In the "display" category, the Redmi K90 significantly outperforms the Oppo Reno Ace (100/100 vs 50/100).
camera
In the "camera" category, the Redmi K90 notably outperforms the Oppo Reno Ace (53/100 vs 34/100).
battery
In the "battery" category, the Redmi K90 significantly outperforms the Oppo Reno Ace (71/100 vs 23/100).
design
In the "design" category, the Oppo Reno Ace is a bit better (50/100 vs 42/100).
value for money
In the "value for money" category, the Redmi K90 notably outperforms the Oppo Reno Ace (82/100 vs 55/100).
Which is better: the Oppo Reno Ace or the Redmi K90?
The Redmi K90 significantly outperforms the Oppo Reno Ace by 44 points (68/100 vs 24/100).
What is the rating of the Oppo Reno Ace and the Redmi K90?
The Oppo Reno Ace has a MobileRank rating of 24/100, the Redmi K90 — 68/100.
Which has the better camera: the Oppo Reno Ace or the Redmi K90?
The Redmi K90 leads on camera score (53/100 vs 34/100).
Which is more powerful: the Oppo Reno Ace or the Redmi K90?
The Redmi K90 leads on performance (69/100 vs 2/100).
Should you choose the Oppo Reno Ace over the Redmi K90?
The Oppo Reno Ace is a better fit for everyday use. The Redmi K90 is a better fit for active users, budget-conscious buyers.