Redmi K40 Pro vs Vivo X300 Ultra
The Redmi K40 Pro (2021) runs on the Qualcomm Snapdragon 888, while the Vivo X300 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5. By overall MobileRank rating, the Vivo X300 Ultra leads — 91/100 vs 56/100 (a 35-point difference). Key differences: the Vivo X300 Ultra has the bigger battery (7000 mAh vs 4520); the main camera is 64 MP vs 200 MP; the Vivo X300 Ultra is faster in AnTuTu (4,247,433 vs 1,119,714); the Redmi K40 Pro is noticeably lighter (196g vs 230g).
Redmi K40 Pro
Vivo X300 Ultra
- Lighter: 196g vs 230g
- Better portability (64/100 vs 39/100)
- Higher AnTuTu: 4247433 vs 1119714
- Better Geekbench Single: 3640 vs 1488
- Better Geekbench Multi: 11033 vs 3373
- Bigger battery: 7000 vs 4520 mAh
- Faster charging: 100W vs 33W
- Better main camera: 200MP vs 64MP
- Higher performance (99/100 vs 63/100)
- Better camera (96/100 vs 44/100)
- Longer battery life (85/100 vs 36/100)
- Better display (89/100 vs 79/100)
Comparing the Redmi K40 Pro vs the Vivo X300 Ultra, the Vivo X300 Ultra scores 35 points higher (91/100 vs 56/100). In the "performance" category, the Vivo X300 Ultra leads (99/100 vs 63/100). In the "camera" category, the Vivo X300 Ultra leads (96/100 vs 44/100). In the "battery" category, the Vivo X300 Ultra leads (85/100 vs 36/100). In the "performance" category, the Vivo X300 Ultra significantly outperforms the Redmi K40 Pro (99/100 vs 63/100). In the "display" category, the Vivo X300 Ultra is a bit better (89/100 vs 79/100). In the "camera" category, the Vivo X300 Ultra significantly outperforms the Redmi K40 Pro (96/100 vs 44/100). In the "battery" category, the Vivo X300 Ultra significantly outperforms the Redmi K40 Pro (85/100 vs 36/100). In the "portability" category, the Redmi K40 Pro notably outperforms the Vivo X300 Ultra (64/100 vs 39/100).
| Specification | Redmi K40 Pro | Vivo X300 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 888 | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 1119714 | 4247433 | |
| Geekbench Single | 1488 | 3640 | |
| Geekbench Multi | 3373 | 11033 | |
| Display | 6.7" Super AMOLED | 6.8" LTPO OLED | |
| Resolution | 1080x2400 | 3168x1440 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 4520 mAh | 7000 mAh | |
| Charging | 33W | 100W | |
| Wireless charging | 0W | 40W | |
| DXOMark (camera) | — | 170 | |
| Main camera | 64 MP | 200 MP | |
| Ultrawide | 8 MP | 50 MP | |
| Telephoto | 0 MP | 200 MP | |
| Front camera | 20 MP | 32 MP | |
| RAM | 6GB / 8GB | 12GB / 16GB | |
| Storage | 128GB / 256GB | 256GB / 512GB / 1TB | |
| OS | Android 11, MIUI 12 | Android 16 | |
| Brightness (peak) | 1300 nits | — | |
| NFC | yes | yes | |
| Protection | IP53 | IP69 | |
| Dimensions | 163.7×76.4×7.8 mm | 163.0×76.8×8.2 mm | |
| Weight | 196 g | 230 g | |
| Launch price | — | $950 |
Redmi K40 Pro
- Main: 64MP f/f/1.9
- Ultrawide: 8MP
- Front: 20MP
Vivo X300 Ultra
- Main: 200MP f/f/1.6
- Ultrawide: 50MP
- Telephoto: 200MP
- Front: 32MP
Redmi K40 Pro
- 6.7" Super AMOLED
- Resolution: 1080x2400
- Refresh rate: 120 Hz
Vivo X300 Ultra
- 6.8" LTPO OLED
- Resolution: 3168x1440
- Refresh rate: 120 Hz
Redmi K40 Pro
- 4520 mAh
- Wired: 33W
- No wireless charging
Vivo X300 Ultra
- 7000 mAh
- NanoReview test: web browsing 10:18 hrs, total 29:11 hrs
- Wired: 100W
- Wireless: 40W
We compared Redmi K40 Pro and Vivo X300 Ultra, covering their specs and all relevant benchmarks.
Vivo X300 Ultra leads Redmi K40 Pro by 73.6% in our overall performance rating.
Redmi K40 Pro
Price unknownperformance
In the "performance" category, the Vivo X300 Ultra significantly outperforms the Redmi K40 Pro (99/100 vs 63/100).
display
In the "display" category, the Vivo X300 Ultra is a bit better (89/100 vs 79/100).
camera
In the "camera" category, the Vivo X300 Ultra significantly outperforms the Redmi K40 Pro (96/100 vs 44/100).
battery
In the "battery" category, the Vivo X300 Ultra significantly outperforms the Redmi K40 Pro (85/100 vs 36/100).
portability
In the "portability" category, the Redmi K40 Pro notably outperforms the Vivo X300 Ultra (64/100 vs 39/100).
Which is better: the Redmi K40 Pro or the Vivo X300 Ultra?
The Vivo X300 Ultra significantly outperforms the Redmi K40 Pro by 35 points (91/100 vs 56/100).
What is the rating of the Redmi K40 Pro and the Vivo X300 Ultra?
The Redmi K40 Pro has a MobileRank rating of 56/100, the Vivo X300 Ultra — 91/100.
Which has the better camera: the Redmi K40 Pro or the Vivo X300 Ultra?
The Vivo X300 Ultra leads on camera score (96/100 vs 44/100).
Which is more powerful: the Redmi K40 Pro or the Vivo X300 Ultra?
The Vivo X300 Ultra leads on performance (99/100 vs 63/100).
Should you choose the Redmi K40 Pro over the Vivo X300 Ultra?
The Redmi K40 Pro is a better fit for active users. The Vivo X300 Ultra is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers.