OnePlus Ace 7 vs Redmi K40
The OnePlus Ace 7 (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5, while the Redmi K40 (2021) runs on the Qualcomm Snapdragon 870. By overall MobileRank rating, the OnePlus Ace 7 leads — 72/100 vs 34/100 (a 38-point difference). Key differences: the OnePlus Ace 7 has the bigger battery (9000 mAh vs 4520); the main camera is 50 MP vs 48 MP; the OnePlus Ace 7 is faster in AnTuTu (3,942,923 vs 1,010,069).
OnePlus Ace 7
Redmi K40
- Higher AnTuTu: 3942923 vs 1010069
- Better Geekbench Single: 3640 vs 1298
- Better Geekbench Multi: 11033 vs 3520
- Bigger battery: 9000 vs 4520 mAh
- Faster charging: 100W vs 33W
- Better main camera: 50MP vs 48MP
- Higher refresh rate: 185Hz vs 120Hz
- Higher performance (92/100 vs 8/100)
- Longer battery life (80/100 vs 28/100)
- Better design/ergonomics (55/100 vs 50/100)
- Better value for money (89/100 vs 55/100)
Comparing the OnePlus Ace 7 vs the Redmi K40, the OnePlus Ace 7 scores 38 points higher (72/100 vs 34/100). In the "performance" category, the OnePlus Ace 7 leads (92/100 vs 8/100). In the "battery" category, the OnePlus Ace 7 leads (80/100 vs 28/100). In the "value for money" category, the Redmi K40 leads (89/100 vs 55/100). In the "performance" category, the OnePlus Ace 7 significantly outperforms the Redmi K40 (92/100 vs 8/100). In the "display" category, both devices are on the same level — 100/100. In the "camera" category, both devices are on the same level — 31/100. In the "battery" category, the OnePlus Ace 7 significantly outperforms the Redmi K40 (80/100 vs 28/100). In the "design" category, the Redmi K40 is a bit better (55/100 vs 50/100). In the "value for money" category, the Redmi K40 significantly outperforms the OnePlus Ace 7 (89/100 vs 55/100).
| Specification | OnePlus Ace 7 | Redmi K40 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | Qualcomm Snapdragon 870 | |
| AnTuTu | 3942923 | 1010069 | |
| Geekbench Single | 3640 | 1298 | |
| Geekbench Multi | 11033 | 3520 | |
| Display | 6.8" AMOLED | 6.7" AMOLED | |
| Resolution | 1272x2800 | 2400x1080 | |
| Refresh rate | 185 Hz | 120 Hz | |
| Battery | 9000 mAh | 4520 mAh | |
| Charging | 100W | 33W | |
| Main camera | 50 MP | 48 MP | |
| Ultrawide | 8 MP | 8 MP | |
| Front camera | 16 MP | 20 MP | |
| RAM | 12GB / 16GB | 6GB / 8GB / 12GB | |
| Storage | 256GB / 512GB / 1TB | 128GB / 256GB | |
| OS | Android 16, ColorOS 16 | Android 11 | |
| NFC | yes | — | |
| Protection | IP68 | — | |
| Weight | — | 196 g | |
| Price | — | $309 |
OnePlus Ace 7
- Main: 50MP f/f/1.8
- Ultrawide: 8MP
- Front: 16MP
Redmi K40
- Main: 48MP f/1.79
- Ultrawide: 8MP
- Front: 20MP
OnePlus Ace 7
- 6.8" AMOLED
- Resolution: 1272x2800
- Refresh rate: 185 Hz
Redmi K40
- 6.7" AMOLED
- Resolution: 2400x1080
- Refresh rate: 120 Hz
OnePlus Ace 7
- 9000 mAh
- Wired: 100W
- No wireless charging
Redmi K40
- 4520 mAh
- Wired: 33W
- No wireless charging
We compared OnePlus Ace 7 and Redmi K40, covering their specs and all relevant benchmarks.
OnePlus Ace 7 leads Redmi K40 by 290.4% in our overall performance rating.
OnePlus Ace 7
Price unknownperformance
In the "performance" category, the OnePlus Ace 7 significantly outperforms the Redmi K40 (92/100 vs 8/100).
display
In the "display" category, both devices are on the same level — 100/100.
camera
In the "camera" category, both devices are on the same level — 31/100.
battery
In the "battery" category, the OnePlus Ace 7 significantly outperforms the Redmi K40 (80/100 vs 28/100).
design
In the "design" category, the Redmi K40 is a bit better (55/100 vs 50/100).
value for money
In the "value for money" category, the Redmi K40 significantly outperforms the OnePlus Ace 7 (89/100 vs 55/100).
Which is better: the OnePlus Ace 7 or the Redmi K40?
The OnePlus Ace 7 significantly outperforms the Redmi K40 by 38 points (72/100 vs 34/100).
What is the rating of the OnePlus Ace 7 and the Redmi K40?
The OnePlus Ace 7 has a MobileRank rating of 72/100, the Redmi K40 — 34/100.
Which is more powerful: the OnePlus Ace 7 or the Redmi K40?
The OnePlus Ace 7 leads on performance (92/100 vs 8/100).
Should you choose the OnePlus Ace 7 over the Redmi K40?
The OnePlus Ace 7 is a better fit for gamers and power users, those who care about battery life. The Redmi K40 is a better fit for budget-conscious buyers.