Vivo X300 Pro vs Xiaomi 15 Ultra
The Vivo X300 Pro (2025) runs on the Dimensity 9500, while the Xiaomi 15 Ultra (2025) runs on the Qualcomm Snapdragon 8 Elite; estimated prices are $899 and $999. By overall MobileRank rating, the Vivo X300 Pro leads — 87/100 vs 85/100 (a 2-point difference). Key differences: the Vivo X300 Pro has the bigger battery (6510 mAh vs 6000); the main camera is 200 MP vs 50 MP; the Vivo X300 Pro is faster in AnTuTu (3,269,794 vs 3,030,376); per DXOMark lab testing, the Vivo X300 Pro has the stronger camera (171 vs 159); the Vivo X300 Pro is thinner (8.0mm vs 9.4mm).
Vivo X300 Pro
Xiaomi 15 Ultra
- Higher AnTuTu: 3269794 vs 3030376
- Better Geekbench Single: 3228 vs 3050
- Bigger battery: 6510 vs 6000 mAh
- Better main camera: 200MP vs 50MP
- Cheaper: $899 vs $999
- Higher performance (93/100 vs 92/100)
- Better camera (96/100 vs 87/100)
- Longer battery life (81/100 vs 80/100)
- Better portability (43/100 vs 29/100)
- Better value for money (86/100 vs 82/100)
- Better Geekbench Multi: 10200 vs 9553
- Faster wireless charging: 50W vs 40W
- Lighter: 225g vs 226g
- Better display (90/100 vs 84/100)
Comparing the Vivo X300 Pro vs the Xiaomi 15 Ultra, the Vivo X300 Pro scores 2 points higher (87/100 vs 85/100). In the "performance" category, the Vivo X300 Pro and the Xiaomi 15 Ultra are nearly equal (93/100 vs 92/100). In the "display" category, the Xiaomi 15 Ultra is a bit better (90/100 vs 84/100). In the "camera" category, the Vivo X300 Pro is a bit better (96/100 vs 87/100). In the "battery" category, the Vivo X300 Pro and the Xiaomi 15 Ultra are nearly equal (81/100 vs 80/100). In the "portability" category, the Vivo X300 Pro is a bit better (43/100 vs 29/100). In the "value for money" category, the Vivo X300 Pro and the Xiaomi 15 Ultra are nearly equal (86/100 vs 82/100).
| Specification | Vivo X300 Pro | Xiaomi 15 Ultra | |
|---|---|---|---|
| Processor | Dimensity 9500 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 3269794 | 3030376 | |
| Geekbench Single | 3228 | 3050 | |
| Geekbench Multi | 9553 | 10200 | |
| Display | 6.8" AMOLED | 6.7" LTPO AMOLED | |
| Resolution | 1260x2800 | 3200x1440 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 6510 mAh | 6000 mAh | |
| Charging | 90W | 90W | |
| Wireless charging | 40W | 50W | |
| DXOMark (camera) | 171 | 159 | |
| Main camera | 200 MP | 50 MP | |
| Ultrawide | 50 MP | 50 MP | |
| Telephoto | 50 MP | 50 MP | |
| Front camera | 32 MP | 32 MP | |
| RAM | 12GB / 16GB | 16GB | |
| Storage | 256GB / 512GB / 1TB | 256GB / 512GB / 1TB | |
| OS | Android 16 | Android 15 / HyperOS 2 | |
| Brightness (peak) | 4500 nits | 3200 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP68 | |
| Dimensions | 161.2×75.5×8.0 mm | 161.3×75.3×9.4 mm | |
| Weight | 226 g | 225 g | |
| Price | $899 | $999 |
Vivo X300 Pro
- Main: 200MP f/f/1.57
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Xiaomi 15 Ultra
- Main: 50MP f/f/1.63
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Vivo X300 Pro
- 6.8" AMOLED
- Resolution: 1260x2800
- Refresh rate: 120 Hz
Xiaomi 15 Ultra
- 6.7" LTPO AMOLED
- Resolution: 3200x1440
- Refresh rate: 120 Hz
Vivo X300 Pro
- 6510 mAh
- NanoReview test: web browsing 13:30 hrs, total 24:37 hrs
- Wired: 90W
- Wireless: 40W
Xiaomi 15 Ultra
- 6000 mAh
- NanoReview test: web browsing 12:19 hrs, total 30:03 hrs
- Wired: 90W
- Wireless: 50W
We compared Vivo X300 Pro and Xiaomi 15 Ultra, covering their specs and all relevant benchmarks.
Vivo X300 Pro leads Xiaomi 15 Ultra by 7.9% in our overall performance rating.
Price difference: $100. Vivo X300 Pro is cheaper by $100.
performance
In the "performance" category, the Vivo X300 Pro and the Xiaomi 15 Ultra are nearly equal (93/100 vs 92/100).
display
In the "display" category, the Xiaomi 15 Ultra is a bit better (90/100 vs 84/100).
camera
In the "camera" category, the Vivo X300 Pro is a bit better (96/100 vs 87/100).
battery
In the "battery" category, the Vivo X300 Pro and the Xiaomi 15 Ultra are nearly equal (81/100 vs 80/100).
portability
In the "portability" category, the Vivo X300 Pro is a bit better (43/100 vs 29/100).
value for money
In the "value for money" category, the Vivo X300 Pro and the Xiaomi 15 Ultra are nearly equal (86/100 vs 82/100).
Which is better: the Vivo X300 Pro or the Xiaomi 15 Ultra?
The Vivo X300 Pro edges out the Xiaomi 15 Ultra by just 2 points — the two devices are very close in overall level.
What is the rating of the Vivo X300 Pro and the Xiaomi 15 Ultra?
The Vivo X300 Pro has a MobileRank rating of 87/100, the Xiaomi 15 Ultra — 85/100.
Which has the better camera: the Vivo X300 Pro or the Xiaomi 15 Ultra?
The Vivo X300 Pro leads on camera score (96/100 vs 87/100).
Should you choose the Vivo X300 Pro over the Xiaomi 15 Ultra?
The Vivo X300 Pro is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers. The Xiaomi 15 Ultra is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers.