Nubia NaviX Ultra vs Redmi K40 Pro
The Nubia NaviX Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5, while the Redmi K40 Pro (2021) runs on the Qualcomm Snapdragon 888. By overall MobileRank rating, the Nubia NaviX Ultra leads — 92/100 vs 56/100 (a 36-point difference). Key differences: the Nubia NaviX Ultra has the bigger battery (7100 mAh vs 4520); the main camera is 200 MP vs 64 MP; the Nubia NaviX Ultra is faster in AnTuTu (3,950,082 vs 1,135,878).
Profile comparison
Category scores
Nubia NaviX Ultra
Redmi K40 Pro
What makes Nubia NaviX Ultra better?
- Higher AnTuTu: 3950082 vs 1135878
- Better Geekbench Single: 3639 vs 1500
- Better Geekbench Multi: 11047 vs 3537
- Bigger battery: 7100 vs 4520 mAh
- Faster charging: 90W vs 33W
- Better main camera: 200MP vs 64MP
- Higher refresh rate: 144Hz vs 120Hz
- Higher performance (98/100 vs 64/100)
- Better camera (96/100 vs 44/100)
- Longer battery life (85/100 vs 36/100)
- Better display (94/100 vs 79/100)
What makes Redmi K40 Pro better?
- Lighter: 196g vs 208g
- Better portability (64/100 vs 59/100)
Comparison verdict
Comparing the Nubia NaviX Ultra vs the Redmi K40 Pro, the Nubia NaviX Ultra scores 36 points higher (92/100 vs 56/100). In the "performance" category, the Nubia NaviX Ultra leads (98/100 vs 64/100). In the "camera" category, the Nubia NaviX Ultra leads (96/100 vs 44/100). In the "battery" category, the Nubia NaviX Ultra leads (85/100 vs 36/100). In the "performance" category, the Nubia NaviX Ultra significantly outperforms the Redmi K40 Pro (98/100 vs 64/100). In the "display" category, the Nubia NaviX Ultra notably outperforms the Redmi K40 Pro (94/100 vs 79/100). In the "camera" category, the Nubia NaviX Ultra significantly outperforms the Redmi K40 Pro (96/100 vs 44/100). In the "battery" category, the Nubia NaviX Ultra significantly outperforms the Redmi K40 Pro (85/100 vs 36/100). In the "portability" category, the Redmi K40 Pro is a bit better (64/100 vs 59/100).
Specs comparison
| Specification | Nubia NaviX Ultra | Redmi K40 Pro | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | Qualcomm Snapdragon 888 | |
| AnTuTu | 3950082 | 1135878 | |
| Geekbench Single | 3639 | 1500 | |
| Geekbench Multi | 11047 | 3537 | |
| Display | 6.8" LTPO OLED | 6.7" Super AMOLED | |
| Resolution | 1260x2800 | 1080x2400 | |
| Refresh rate | 144 Hz | 120 Hz | |
| Battery | 7100 mAh | 4520 mAh | |
| Charging | 90W | 33W | |
| Wireless charging | 50W | 0W | |
| Main camera | 200 MP | 64 MP | |
| Ultrawide | 50 MP | 8 MP | |
| Telephoto | 64 MP | 0 MP | |
| Front camera | 32 MP | 20 MP | |
| RAM | 12GB / 16GB | 6GB / 8GB | |
| Storage | 512GB / 1TB | 128GB / 256GB | |
| OS | Android 16 | Android 11, MIUI 12 | |
| Brightness (peak) | 4500 nits | 1300 nits | |
| NFC | yes | yes | |
| Protection | — | IP53 | |
| Dimensions | 162.1×75.7×7.6 mm | 163.7×76.4×7.8 mm | |
| Weight | 208 g | 196 g | |
| Launch price | $845 | — |
Camera comparison
Nubia NaviX Ultra
- Main: 200MP f/1.6
- Ultrawide: 50MP
- Telephoto: 64MP
- Front: 32MP
Redmi K40 Pro
- Main: 64MP f/1.9
- Ultrawide: 8MP
- Front: 20MP
Display comparison
Nubia NaviX Ultra
- 6.8" LTPO OLED
- Resolution: 1260x2800
- Refresh rate: 144 Hz
Redmi K40 Pro
- 6.7" Super AMOLED
- Resolution: 1080x2400
- Refresh rate: 120 Hz
Battery and charging
Nubia NaviX Ultra
- 7100 mAh
- Wired: 90W
- Wireless: 50W
Redmi K40 Pro
- 4520 mAh
- Wired: 33W
- No wireless charging
Overall performance score
We compared Nubia NaviX Ultra and Redmi K40 Pro, covering their specs and all relevant benchmarks.
Nubia NaviX Ultra leads Redmi K40 Pro by 247.8% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Redmi K40 Pro
Price unknownDetailed category analysis
performance
In the "performance" category, the Nubia NaviX Ultra significantly outperforms the Redmi K40 Pro (98/100 vs 64/100).
display
In the "display" category, the Nubia NaviX Ultra notably outperforms the Redmi K40 Pro (94/100 vs 79/100).
camera
In the "camera" category, the Nubia NaviX Ultra significantly outperforms the Redmi K40 Pro (96/100 vs 44/100).
battery
In the "battery" category, the Nubia NaviX Ultra significantly outperforms the Redmi K40 Pro (85/100 vs 36/100).
portability
In the "portability" category, the Redmi K40 Pro is a bit better (64/100 vs 59/100).
Frequently asked questions
Which is better: the Nubia NaviX Ultra or the Redmi K40 Pro?
The Nubia NaviX Ultra significantly outperforms the Redmi K40 Pro by 36 points (92/100 vs 56/100).
What is the rating of the Nubia NaviX Ultra and the Redmi K40 Pro?
The Nubia NaviX Ultra has a MobileRank rating of 92/100, the Redmi K40 Pro — 56/100.
Which has the better camera: the Nubia NaviX Ultra or the Redmi K40 Pro?
The Nubia NaviX Ultra leads on camera score (96/100 vs 44/100).
Which is more powerful: the Nubia NaviX Ultra or the Redmi K40 Pro?
The Nubia NaviX Ultra leads on performance (98/100 vs 64/100).
Should you choose the Nubia NaviX Ultra over the Redmi K40 Pro?
The Nubia NaviX Ultra is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers. The Redmi K40 Pro is a better fit for active users.