Huawei Nova 15 Ultra vs Vivo X300 Ultra
The Huawei Nova 15 Ultra (2026) runs on the HiSilicon Kirin 9010, while the Vivo X300 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5; launch prices were $699 and $950. By overall MobileRank rating, the Vivo X300 Ultra leads — 91/100 vs 76/100 (a 15-point difference). Key differences: the Vivo X300 Ultra has the bigger battery (7000 mAh vs 6500); the main camera is 50 MP vs 200 MP; the Vivo X300 Ultra is faster in AnTuTu (4,247,433 vs 1,321,223); the Huawei Nova 15 Ultra is noticeably lighter (210g vs 230g).
Profile comparison
Category scores
Huawei Nova 15 Ultra
Vivo X300 Ultra
What makes Huawei Nova 15 Ultra better?
- Faster wireless charging: 50W vs 40W
- Lighter: 210g vs 230g
- Cheaper at launch: $699 vs $950
- Better portability (66/100 vs 39/100)
What makes Vivo X300 Ultra better?
- Higher AnTuTu: 4247433 vs 1321223
- Better Geekbench Single: 3639 vs 1421
- Better Geekbench Multi: 11047 vs 4323
- Bigger battery: 7000 vs 6500 mAh
- Better main camera: 200MP vs 50MP
- Higher performance (99/100 vs 67/100)
- Better camera (96/100 vs 81/100)
- Better display (89/100 vs 85/100)
Comparison verdict
Comparing the Huawei Nova 15 Ultra vs the Vivo X300 Ultra, the Vivo X300 Ultra scores 15 points higher (91/100 vs 76/100). In the "performance" category, the Vivo X300 Ultra leads (99/100 vs 67/100). In the "camera" category, the Vivo X300 Ultra leads (96/100 vs 81/100). Value score: Huawei Nova 15 Ultra — 66/100, Vivo X300 Ultra — 94/100; it shows how far a model sits above or below the usual level for its price, and is not part of the overall rating. In the "performance" category, the Vivo X300 Ultra significantly outperforms the Huawei Nova 15 Ultra (99/100 vs 67/100). In the "display" category, the Vivo X300 Ultra and the Huawei Nova 15 Ultra are nearly equal (89/100 vs 85/100). In the "camera" category, the Vivo X300 Ultra notably outperforms the Huawei Nova 15 Ultra (96/100 vs 81/100). In the "battery" category, both devices are on the same level — 85/100. In the "portability" category, the Huawei Nova 15 Ultra notably outperforms the Vivo X300 Ultra (66/100 vs 39/100).
Specs comparison
| Specification | Huawei Nova 15 Ultra | Vivo X300 Ultra | |
|---|---|---|---|
| Processor | HiSilicon Kirin 9010 | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 1321223 | 4247433 | |
| Geekbench Single | 1421 | 3639 | |
| Geekbench Multi | 4323 | 11047 | |
| Display | 6.8" LTPO OLED | 6.8" LTPO OLED | |
| Resolution | 2856x1320 | 3168x1440 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 6500 mAh | 7000 mAh | |
| Charging | 100W | 100W | |
| Wireless charging | 50W | 40W | |
| DXOMark (camera) | — | 170 | |
| Main camera | 50 MP | 200 MP | |
| Ultrawide | 50 MP | 50 MP | |
| Telephoto | 50 MP | 200 MP | |
| Front camera | 50 MP | 32 MP | |
| RAM | 12GB | 12GB / 16GB | |
| Storage | 256GB / 512GB / 1TB | 256GB / 512GB / 1TB | |
| OS | EMUI 15 | Android 16 | |
| Brightness (peak) | 4000 nits | — | |
| NFC | yes | yes | |
| Protection | IP68 | IP69 | |
| Dimensions | 163.0×78.0×6.8 mm | 163.0×76.8×8.2 mm | |
| Weight | 210 g | 230 g | |
| Launch price | $699 | $950 |
Camera comparison
Huawei Nova 15 Ultra
- Main: 50MP f/1.4
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 50MP
Vivo X300 Ultra
- Main: 200MP f/1.6
- Ultrawide: 50MP
- Telephoto: 200MP
- Front: 32MP
Display comparison
Huawei Nova 15 Ultra
- 6.8" LTPO OLED
- Resolution: 2856x1320
- Refresh rate: 120 Hz
Vivo X300 Ultra
- 6.8" LTPO OLED
- Resolution: 3168x1440
- Refresh rate: 120 Hz
Battery and charging
Huawei Nova 15 Ultra
- 6500 mAh
- Wired: 100W
- Wireless: 50W
Vivo X300 Ultra
- 7000 mAh
- NanoReview test: web browsing 10:18 hrs, total 29:11 hrs
- Wired: 100W
- Wireless: 40W
Overall performance score
We compared Huawei Nova 15 Ultra and Vivo X300 Ultra, covering their specs and all relevant benchmarks.
Vivo X300 Ultra leads Huawei Nova 15 Ultra by 68.9% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $251. Huawei Nova 15 Ultra was $251 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Vivo X300 Ultra significantly outperforms the Huawei Nova 15 Ultra (99/100 vs 67/100).
display
In the "display" category, the Vivo X300 Ultra and the Huawei Nova 15 Ultra are nearly equal (89/100 vs 85/100).
camera
In the "camera" category, the Vivo X300 Ultra notably outperforms the Huawei Nova 15 Ultra (96/100 vs 81/100).
battery
In the "battery" category, both devices are on the same level — 85/100.
portability
In the "portability" category, the Huawei Nova 15 Ultra notably outperforms the Vivo X300 Ultra (66/100 vs 39/100).
Frequently asked questions
Which is better: the Huawei Nova 15 Ultra or the Vivo X300 Ultra?
The Vivo X300 Ultra is noticeably better than the Huawei Nova 15 Ultra — the overall rating gap is 15 points.
What is the rating of the Huawei Nova 15 Ultra and the Vivo X300 Ultra?
The Huawei Nova 15 Ultra has a MobileRank rating of 76/100, the Vivo X300 Ultra — 91/100.
Which has the better camera: the Huawei Nova 15 Ultra or the Vivo X300 Ultra?
The Vivo X300 Ultra leads on camera score (96/100 vs 81/100).
Which is more powerful: the Huawei Nova 15 Ultra or the Vivo X300 Ultra?
The Vivo X300 Ultra leads on performance (99/100 vs 67/100).
Should you choose the Huawei Nova 15 Ultra over the Vivo X300 Ultra?
The Huawei Nova 15 Ultra is a better fit for active users, mobile photography enthusiasts, those who care about battery life. The Vivo X300 Ultra is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers.