Nubia NaviX Ultra vs Vivo X51 5G
The Nubia NaviX Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5, while the Vivo X51 5G (2020) runs on the Qualcomm Snapdragon 765G. By overall MobileRank rating, the Nubia NaviX Ultra leads — 92/100 vs 46/100 (a 46-point difference). Key differences: the Nubia NaviX Ultra has the bigger battery (7100 mAh vs 4315); the main camera is 200 MP vs 48 MP; the Nubia NaviX Ultra is faster in AnTuTu (3,950,082 vs 597,974); the Vivo X51 5G is noticeably lighter (181g vs 208g).
Profile comparison
Category scores
Nubia NaviX Ultra
Vivo X51 5G
What makes Nubia NaviX Ultra better?
- Higher AnTuTu: 3950082 vs 597974
- Better Geekbench Single: 3639 vs 799
- Better Geekbench Multi: 11047 vs 1836
- Bigger battery: 7100 vs 4315 mAh
- Faster charging: 90W vs 33W
- Better main camera: 200MP vs 48MP
- Higher refresh rate: 144Hz vs 90Hz
- Higher performance (98/100 vs 44/100)
- Better camera (96/100 vs 42/100)
- Longer battery life (85/100 vs 31/100)
- Better display (94/100 vs 68/100)
What makes Vivo X51 5G better?
- Lighter: 181g vs 208g
- Better portability (70/100 vs 59/100)
Comparison verdict
Comparing the Nubia NaviX Ultra vs the Vivo X51 5G, the Nubia NaviX Ultra scores 46 points higher (92/100 vs 46/100). In the "performance" category, the Nubia NaviX Ultra leads (98/100 vs 44/100). In the "camera" category, the Nubia NaviX Ultra leads (96/100 vs 42/100). In the "battery" category, the Nubia NaviX Ultra leads (85/100 vs 31/100). In the "performance" category, the Nubia NaviX Ultra significantly outperforms the Vivo X51 5G (98/100 vs 44/100). In the "display" category, the Nubia NaviX Ultra notably outperforms the Vivo X51 5G (94/100 vs 68/100). In the "camera" category, the Nubia NaviX Ultra significantly outperforms the Vivo X51 5G (96/100 vs 42/100). In the "battery" category, the Nubia NaviX Ultra significantly outperforms the Vivo X51 5G (85/100 vs 31/100). In the "portability" category, the Vivo X51 5G is a bit better (70/100 vs 59/100).
Specs comparison
| Specification | Nubia NaviX Ultra | Vivo X51 5G | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | Qualcomm Snapdragon 765G | |
| AnTuTu | 3950082 | 597974 | |
| Geekbench Single | 3639 | 799 | |
| Geekbench Multi | 11047 | 1836 | |
| Display | 6.8" LTPO OLED | 6.6" AMOLED | |
| Resolution | 1260x2800 | 1080x2376 | |
| Refresh rate | 144 Hz | 90 Hz | |
| Battery | 7100 mAh | 4315 mAh | |
| Charging | 90W | 33W | |
| Wireless charging | 50W | 0W | |
| Main camera | 200 MP | 48 MP | |
| Ultrawide | 50 MP | 8 MP | |
| Telephoto | 64 MP | 8 MP | |
| Front camera | 32 MP | 32 MP | |
| RAM | 12GB / 16GB | 8GB | |
| Storage | 512GB / 1TB | 256GB | |
| OS | Android 16 | Android 10, Funtouch 10.0 | |
| Brightness (peak) | 4500 nits | — | |
| NFC | yes | yes | |
| Dimensions | 162.1×75.7×7.6 mm | 158.5×72.8×8.0 mm | |
| Weight | 208 g | 181 g | |
| Launch price | $845 | — |
Camera comparison
Nubia NaviX Ultra
- Main: 200MP f/1.6
- Ultrawide: 50MP
- Telephoto: 64MP
- Front: 32MP
Vivo X51 5G
- Main: 48MP f/1.6
- Ultrawide: 8MP
- Telephoto: 8MP
- Front: 32MP
Display comparison
Nubia NaviX Ultra
- 6.8" LTPO OLED
- Resolution: 1260x2800
- Refresh rate: 144 Hz
Vivo X51 5G
- 6.6" AMOLED
- Resolution: 1080x2376
- Refresh rate: 90 Hz
Battery and charging
Nubia NaviX Ultra
- 7100 mAh
- Wired: 90W
- Wireless: 50W
Vivo X51 5G
- 4315 mAh
- Wired: 33W
- No wireless charging
Overall performance score
We compared Nubia NaviX Ultra and Vivo X51 5G, covering their specs and all relevant benchmarks.
Nubia NaviX Ultra leads Vivo X51 5G by 560.6% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Vivo X51 5G
Price unknownDetailed category analysis
performance
In the "performance" category, the Nubia NaviX Ultra significantly outperforms the Vivo X51 5G (98/100 vs 44/100).
display
In the "display" category, the Nubia NaviX Ultra notably outperforms the Vivo X51 5G (94/100 vs 68/100).
camera
In the "camera" category, the Nubia NaviX Ultra significantly outperforms the Vivo X51 5G (96/100 vs 42/100).
battery
In the "battery" category, the Nubia NaviX Ultra significantly outperforms the Vivo X51 5G (85/100 vs 31/100).
portability
In the "portability" category, the Vivo X51 5G is a bit better (70/100 vs 59/100).
Frequently asked questions
Which is better: the Nubia NaviX Ultra or the Vivo X51 5G?
The Nubia NaviX Ultra significantly outperforms the Vivo X51 5G by 46 points (92/100 vs 46/100).
What is the rating of the Nubia NaviX Ultra and the Vivo X51 5G?
The Nubia NaviX Ultra has a MobileRank rating of 92/100, the Vivo X51 5G — 46/100.
Which has the better camera: the Nubia NaviX Ultra or the Vivo X51 5G?
The Nubia NaviX Ultra leads on camera score (96/100 vs 42/100).
Which is more powerful: the Nubia NaviX Ultra or the Vivo X51 5G?
The Nubia NaviX Ultra leads on performance (98/100 vs 44/100).
Should you choose the Nubia NaviX Ultra over the Vivo X51 5G?
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.