Nubia NaviX Ultra vs Vivo Y51
The Nubia NaviX Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5, while the Vivo Y51 (2020) runs on the Qualcomm Snapdragon 665. By overall MobileRank rating, the Nubia NaviX Ultra leads — 92/100 vs 40/100 (a 52-point difference). Key differences: the Nubia NaviX Ultra has the bigger battery (7100 mAh vs 5000); the main camera is 200 MP vs 48 MP; the Nubia NaviX Ultra is faster in AnTuTu (3,950,082 vs 329,457); the Nubia NaviX Ultra has NFC for contactless payments, the Vivo Y51 doesn't; the Vivo Y51 is noticeably lighter (186g vs 208g).
Profile comparison
Category scores
Nubia NaviX Ultra
Vivo Y51
What makes Nubia NaviX Ultra better?
- Higher AnTuTu: 3950082 vs 329457
- Better Geekbench Single: 3639 vs 321
- Better Geekbench Multi: 11047 vs 1128
- Bigger battery: 7100 vs 5000 mAh
- Faster charging: 90W vs 18W
- Better main camera: 200MP vs 48MP
- Higher performance (98/100 vs 24/100)
- Better camera (96/100 vs 34/100)
- Longer battery life (85/100 vs 43/100)
- Better display (94/100 vs 83/100)
What makes Vivo Y51 better?
- Lighter: 186g vs 208g
- Overall rating 40/100
Comparison verdict
Comparing the Nubia NaviX Ultra vs the Vivo Y51, the Nubia NaviX Ultra scores 52 points higher (92/100 vs 40/100). In the "performance" category, the Nubia NaviX Ultra leads (98/100 vs 24/100). In the "camera" category, the Nubia NaviX Ultra leads (96/100 vs 34/100). In the "battery" category, the Nubia NaviX Ultra leads (85/100 vs 43/100). In the "performance" category, the Nubia NaviX Ultra significantly outperforms the Vivo Y51 (98/100 vs 24/100). In the "display" category, the Nubia NaviX Ultra is a bit better (94/100 vs 83/100). In the "camera" category, the Nubia NaviX Ultra significantly outperforms the Vivo Y51 (96/100 vs 34/100). In the "battery" category, the Nubia NaviX Ultra significantly outperforms the Vivo Y51 (85/100 vs 43/100). In the "portability" category, both devices are on the same level — 59/100.
Specs comparison
| Specification | Nubia NaviX Ultra | Vivo Y51 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | Qualcomm Snapdragon 665 | |
| AnTuTu | 3950082 | 329457 | |
| Geekbench Single | 3639 | 321 | |
| Geekbench Multi | 11047 | 1128 | |
| Display | 6.8" LTPO OLED | 6.4" Super AMOLED | |
| Resolution | 1260x2800 | 1080x2340 | |
| Refresh rate | 144 Hz | — | |
| Battery | 7100 mAh | 5000 mAh | |
| Charging | 90W | 18W | |
| Wireless charging | 50W | 0W | |
| Main camera | 200 MP | 48 MP | |
| Ultrawide | 50 MP | 8 MP | |
| Telephoto | 64 MP | 0 MP | |
| Front camera | 32 MP | 16 MP | |
| RAM | 12GB / 16GB | 8GB | |
| Storage | 512GB / 1TB | 128GB | |
| OS | Android 16 | Android 10, Funtouch 10 | |
| Brightness (peak) | 4500 nits | — | |
| NFC | yes | no | |
| Dimensions | 162.1×75.7×7.6 mm | 159.3×75.2×8.7 mm | |
| Weight | 208 g | 186 g | |
| Launch price | $845 | — |
Camera comparison
Nubia NaviX Ultra
- Main: 200MP f/1.6
- Ultrawide: 50MP
- Telephoto: 64MP
- Front: 32MP
Vivo Y51
- Main: 48MP f/1.8
- Ultrawide: 8MP
- Front: 16MP
Display comparison
Nubia NaviX Ultra
- 6.8" LTPO OLED
- Resolution: 1260x2800
- Refresh rate: 144 Hz
Vivo Y51
- 6.4" Super AMOLED
- Resolution: 1080x2340
- Refresh rate: —
Battery and charging
Nubia NaviX Ultra
- 7100 mAh
- Wired: 90W
- Wireless: 50W
Vivo Y51
- 5000 mAh
- Wired: 18W
- No wireless charging
Overall performance score
We compared Nubia NaviX Ultra and Vivo Y51, covering their specs and all relevant benchmarks.
Nubia NaviX Ultra leads Vivo Y51 by 1099.0% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Vivo Y51
Price unknownDetailed category analysis
performance
In the "performance" category, the Nubia NaviX Ultra significantly outperforms the Vivo Y51 (98/100 vs 24/100).
display
In the "display" category, the Nubia NaviX Ultra is a bit better (94/100 vs 83/100).
camera
In the "camera" category, the Nubia NaviX Ultra significantly outperforms the Vivo Y51 (96/100 vs 34/100).
battery
In the "battery" category, the Nubia NaviX Ultra significantly outperforms the Vivo Y51 (85/100 vs 43/100).
portability
In the "portability" category, both devices are on the same level — 59/100.
Frequently asked questions
Which is better: the Nubia NaviX Ultra or the Vivo Y51?
The Nubia NaviX Ultra significantly outperforms the Vivo Y51 by 52 points (92/100 vs 40/100).
What is the rating of the Nubia NaviX Ultra and the Vivo Y51?
The Nubia NaviX Ultra has a MobileRank rating of 92/100, the Vivo Y51 — 40/100.
Which has the better camera: the Nubia NaviX Ultra or the Vivo Y51?
The Nubia NaviX Ultra leads on camera score (96/100 vs 34/100).
Which is more powerful: the Nubia NaviX Ultra or the Vivo Y51?
The Nubia NaviX Ultra leads on performance (98/100 vs 24/100).
Should you choose the Nubia NaviX Ultra over the Vivo Y51?
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.