Nubia NaviX Ultra vs Vivo Y91i
The Nubia NaviX Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5, while the Vivo Y91i (2019) runs on the MediaTek Helio P22. By overall MobileRank rating, the Nubia NaviX Ultra leads — 92/100 vs 21/100 (a 71-point difference). Key differences: the Nubia NaviX Ultra has the bigger battery (7100 mAh vs 4030); the main camera is 200 MP vs 13 MP; the Nubia NaviX Ultra is faster in AnTuTu (3,950,082 vs 177,554); the Nubia NaviX Ultra has NFC for contactless payments, the Vivo Y91i doesn't; the Vivo Y91i is noticeably lighter (163g vs 208g).
Profile comparison
Category scores
Nubia NaviX Ultra
Vivo Y91i
What makes Nubia NaviX Ultra better?
- Higher AnTuTu: 3950082 vs 177554
- Better Geekbench Single: 3639 vs 233
- Better Geekbench Multi: 11047 vs 723
- Bigger battery: 7100 vs 4030 mAh
- Better main camera: 200MP vs 13MP
- Higher performance (98/100 vs 10/100)
- Better camera (96/100 vs 10/100)
- Longer battery life (85/100 vs 32/100)
- Better display (94/100 vs 39/100)
What makes Vivo Y91i better?
- Lighter: 163g vs 208g
- Better portability (78/100 vs 59/100)
Comparison verdict
Comparing the Nubia NaviX Ultra vs the Vivo Y91i, the Nubia NaviX Ultra scores 71 points higher (92/100 vs 21/100). In the "performance" category, the Nubia NaviX Ultra leads (98/100 vs 10/100). In the "camera" category, the Nubia NaviX Ultra leads (96/100 vs 10/100). In the "battery" category, the Nubia NaviX Ultra leads (85/100 vs 32/100). In the "performance" category, the Nubia NaviX Ultra significantly outperforms the Vivo Y91i (98/100 vs 10/100). In the "display" category, the Nubia NaviX Ultra significantly outperforms the Vivo Y91i (94/100 vs 39/100). In the "camera" category, the Nubia NaviX Ultra significantly outperforms the Vivo Y91i (96/100 vs 10/100). In the "battery" category, the Nubia NaviX Ultra significantly outperforms the Vivo Y91i (85/100 vs 32/100). In the "portability" category, the Vivo Y91i notably outperforms the Nubia NaviX Ultra (78/100 vs 59/100).
Specs comparison
| Specification | Nubia NaviX Ultra | Vivo Y91i | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | MediaTek Helio P22 | |
| AnTuTu | 3950082 | 177554 | |
| Geekbench Single | 3639 | 233 | |
| Geekbench Multi | 11047 | 723 | |
| Display | 6.8" LTPO OLED | 6.2" IPS LCD | |
| Resolution | 1260x2800 | 720x1520 | |
| Refresh rate | 144 Hz | — | |
| Battery | 7100 mAh | 4030 mAh | |
| Charging | 90W | — | |
| Wireless charging | 50W | — | |
| Main camera | 200 MP | 13 MP | |
| Ultrawide | 50 MP | 0 MP | |
| Telephoto | 64 MP | 0 MP | |
| Front camera | 32 MP | 8 MP | |
| RAM | 12GB / 16GB | 2GB | |
| Storage | 512GB / 1TB | 32GB | |
| OS | Android 16 | Android 8.1 (Oreo); Funtouch 4.5 | |
| Brightness (peak) | 4500 nits | — | |
| NFC | yes | no | |
| Dimensions | 162.1×75.7×7.6 mm | 155.1×75.1×8.3 mm | |
| Weight | 208 g | 163 g | |
| Launch price | $845 | — |
Camera comparison
Nubia NaviX Ultra
- Main: 200MP f/1.6
- Ultrawide: 50MP
- Telephoto: 64MP
- Front: 32MP
Vivo Y91i
- Main: 13MP f/2.2
- Front: 8MP
Display comparison
Nubia NaviX Ultra
- 6.8" LTPO OLED
- Resolution: 1260x2800
- Refresh rate: 144 Hz
Vivo Y91i
- 6.2" IPS LCD
- Resolution: 720x1520
- Refresh rate: —
Battery and charging
Nubia NaviX Ultra
- 7100 mAh
- Wired: 90W
- Wireless: 50W
Vivo Y91i
- 4030 mAh
- Wireless charging: no data
Overall performance score
We compared Nubia NaviX Ultra and Vivo Y91i, covering their specs and all relevant benchmarks.
Nubia NaviX Ultra leads Vivo Y91i by 2124.7% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Vivo Y91i
Price unknownDetailed category analysis
performance
In the "performance" category, the Nubia NaviX Ultra significantly outperforms the Vivo Y91i (98/100 vs 10/100).
display
In the "display" category, the Nubia NaviX Ultra significantly outperforms the Vivo Y91i (94/100 vs 39/100).
camera
In the "camera" category, the Nubia NaviX Ultra significantly outperforms the Vivo Y91i (96/100 vs 10/100).
battery
In the "battery" category, the Nubia NaviX Ultra significantly outperforms the Vivo Y91i (85/100 vs 32/100).
portability
In the "portability" category, the Vivo Y91i notably outperforms the Nubia NaviX Ultra (78/100 vs 59/100).
Frequently asked questions
Which is better: the Nubia NaviX Ultra or the Vivo Y91i?
The Nubia NaviX Ultra significantly outperforms the Vivo Y91i by 71 points (92/100 vs 21/100).
What is the rating of the Nubia NaviX Ultra and the Vivo Y91i?
The Nubia NaviX Ultra has a MobileRank rating of 92/100, the Vivo Y91i — 21/100.
Which has the better camera: the Nubia NaviX Ultra or the Vivo Y91i?
The Nubia NaviX Ultra leads on camera score (96/100 vs 10/100).
Which is more powerful: the Nubia NaviX Ultra or the Vivo Y91i?
The Nubia NaviX Ultra leads on performance (98/100 vs 10/100).
Should you choose the Nubia NaviX Ultra over the Vivo Y91i?
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.