Nubia NaviX Ultra vs Redmi Note 15 4G
The Nubia NaviX Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5, while the Redmi Note 15 4G (2025) runs on the MediaTek Helio G100 Ultra. By overall MobileRank rating, the Nubia NaviX Ultra leads — 92/100 vs 51/100 (a 41-point difference). Key differences: the Nubia NaviX Ultra has the bigger battery (7100 mAh vs 6000); the main camera is 200 MP vs 108 MP; the Nubia NaviX Ultra is faster in AnTuTu (3,950,082 vs 575,630); the Redmi Note 15 4G is noticeably lighter (183g vs 208g).
Profile comparison
Category scores
Nubia NaviX Ultra
Redmi Note 15 4G
What makes Nubia NaviX Ultra better?
- Higher AnTuTu: 3950082 vs 575630
- Better Geekbench Single: 3639 vs 727
- Better Geekbench Multi: 11047 vs 2014
- Bigger battery: 7100 vs 6000 mAh
- Faster charging: 90W vs 33W
- Better main camera: 200MP vs 108MP
- Higher refresh rate: 144Hz vs 120Hz
- Higher performance (98/100 vs 44/100)
- Better camera (96/100 vs 42/100)
- Longer battery life (85/100 vs 53/100)
- Better display (94/100 vs 79/100)
What makes Redmi Note 15 4G better?
- Lighter: 183g vs 208g
- Better portability (70/100 vs 59/100)
Comparison verdict
Comparing the Nubia NaviX Ultra vs the Redmi Note 15 4G, the Nubia NaviX Ultra scores 41 points higher (92/100 vs 51/100). 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 53/100). In the "performance" category, the Nubia NaviX Ultra significantly outperforms the Redmi Note 15 4G (98/100 vs 44/100). In the "display" category, the Nubia NaviX Ultra notably outperforms the Redmi Note 15 4G (94/100 vs 79/100). In the "camera" category, the Nubia NaviX Ultra significantly outperforms the Redmi Note 15 4G (96/100 vs 42/100). In the "battery" category, the Nubia NaviX Ultra significantly outperforms the Redmi Note 15 4G (85/100 vs 53/100). In the "portability" category, the Redmi Note 15 4G is a bit better (70/100 vs 59/100).
Specs comparison
| Specification | Nubia NaviX Ultra | Redmi Note 15 4G | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | MediaTek Helio G100 Ultra | |
| AnTuTu | 3950082 | 575630 | |
| Geekbench Single | 3639 | 727 | |
| Geekbench Multi | 11047 | 2014 | |
| Display | 6.8" LTPO OLED | 6.8" AMOLED | |
| Resolution | 1260x2800 | 1080x2392 | |
| Refresh rate | 144 Hz | 120 Hz | |
| Battery | 7100 mAh | 6000 mAh | |
| Charging | 90W | 33W | |
| Wireless charging | 50W | 0W | |
| Main camera | 200 MP | 108 MP | |
| Ultrawide | 50 MP | 0 MP | |
| Telephoto | 64 MP | 0 MP | |
| Front camera | 32 MP | 20 MP | |
| RAM | 12GB / 16GB | 6GB / 8GB | |
| Storage | 512GB / 1TB | 128GB / 256GB / 512GB | |
| OS | Android 16 | Android 15, up to 4 major Android upgrades, HyperOS 2 | |
| Brightness (peak) | 4500 nits | 3200 nits | |
| NFC | yes | yes | |
| Protection | — | IP64 | |
| Dimensions | 162.1×75.7×7.6 mm | 164.0×75.4×7.9 mm | |
| Weight | 208 g | 183 g | |
| Launch price | $845 | — |
Camera comparison
Nubia NaviX Ultra
- Main: 200MP f/1.6
- Ultrawide: 50MP
- Telephoto: 64MP
- Front: 32MP
Redmi Note 15 4G
- Main: 108MP f/1.7
- Front: 20MP
Display comparison
Nubia NaviX Ultra
- 6.8" LTPO OLED
- Resolution: 1260x2800
- Refresh rate: 144 Hz
Redmi Note 15 4G
- 6.8" AMOLED
- Resolution: 1080x2392
- Refresh rate: 120 Hz
Battery and charging
Nubia NaviX Ultra
- 7100 mAh
- Wired: 90W
- Wireless: 50W
Redmi Note 15 4G
- 6000 mAh
- Wired: 33W
- No wireless charging
Overall performance score
We compared Nubia NaviX Ultra and Redmi Note 15 4G, covering their specs and all relevant benchmarks.
Nubia NaviX Ultra leads Redmi Note 15 4G by 586.2% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Redmi Note 15 4G
Price unknownDetailed category analysis
performance
In the "performance" category, the Nubia NaviX Ultra significantly outperforms the Redmi Note 15 4G (98/100 vs 44/100).
display
In the "display" category, the Nubia NaviX Ultra notably outperforms the Redmi Note 15 4G (94/100 vs 79/100).
camera
In the "camera" category, the Nubia NaviX Ultra significantly outperforms the Redmi Note 15 4G (96/100 vs 42/100).
battery
In the "battery" category, the Nubia NaviX Ultra significantly outperforms the Redmi Note 15 4G (85/100 vs 53/100).
portability
In the "portability" category, the Redmi Note 15 4G is a bit better (70/100 vs 59/100).
Frequently asked questions
Which is better: the Nubia NaviX Ultra or the Redmi Note 15 4G?
The Nubia NaviX Ultra significantly outperforms the Redmi Note 15 4G by 41 points (92/100 vs 51/100).
What is the rating of the Nubia NaviX Ultra and the Redmi Note 15 4G?
The Nubia NaviX Ultra has a MobileRank rating of 92/100, the Redmi Note 15 4G — 51/100.
Which has the better camera: the Nubia NaviX Ultra or the Redmi Note 15 4G?
The Nubia NaviX Ultra leads on camera score (96/100 vs 42/100).
Which is more powerful: the Nubia NaviX Ultra or the Redmi Note 15 4G?
The Nubia NaviX Ultra leads on performance (98/100 vs 44/100).
Should you choose the Nubia NaviX Ultra over the Redmi Note 15 4G?
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.