Vivo iQOO 15 Ultra vs Xiaomi 14T
The Vivo iQOO 15 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5, while the Xiaomi 14T (2024) runs on the MediaTek Dimensity 8300 Ultra; launch prices were $799 and $449. By overall MobileRank rating, the Vivo iQOO 15 Ultra leads — 89/100 vs 68/100 (a 21-point difference). Key differences: the Vivo iQOO 15 Ultra has the bigger battery (7400 mAh vs 5000); the Vivo iQOO 15 Ultra is faster in AnTuTu (4,602,290 vs 1,551,828); the Xiaomi 14T is noticeably lighter (195g vs 227g).
Vivo iQOO 15 Ultra
Xiaomi 14T
- Higher AnTuTu: 4602290 vs 1551828
- Better Geekbench Single: 3640 vs 1256
- Better Geekbench Multi: 11033 vs 4207
- Bigger battery: 7400 vs 5000 mAh
- Faster charging: 120W vs 67W
- Higher performance (99/100 vs 67/100)
- Better camera (78/100 vs 68/100)
- Longer battery life (92/100 vs 53/100)
- Better display (99/100 vs 93/100)
- Lighter: 195g vs 227g
- Cheaper at launch: $449 vs $799
- Better portability (64/100 vs 35/100)
Comparing the Vivo iQOO 15 Ultra vs the Xiaomi 14T, the Vivo iQOO 15 Ultra scores 21 points higher (89/100 vs 68/100). In the "performance" category, the Vivo iQOO 15 Ultra leads (99/100 vs 67/100). In the "camera" category, the Vivo iQOO 15 Ultra leads (78/100 vs 68/100). In the "battery" category, the Vivo iQOO 15 Ultra leads (92/100 vs 53/100). Value score: Vivo iQOO 15 Ultra — 90/100, Xiaomi 14T — 68/100; it is biased by price level, so it should not be compared directly between devices at different prices. In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Xiaomi 14T (99/100 vs 67/100). In the "display" category, the Vivo iQOO 15 Ultra is a bit better (99/100 vs 93/100). In the "camera" category, the Vivo iQOO 15 Ultra is a bit better (78/100 vs 68/100). In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Xiaomi 14T (92/100 vs 53/100). In the "portability" category, the Xiaomi 14T notably outperforms the Vivo iQOO 15 Ultra (64/100 vs 35/100).
| Specification | Vivo iQOO 15 Ultra | Xiaomi 14T | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | MediaTek Dimensity 8300 Ultra | |
| AnTuTu | 4602290 | 1551828 | |
| Geekbench Single | 3640 | 1256 | |
| Geekbench Multi | 11033 | 4207 | |
| Display | 6.8" LTPO AMOLED | 6.7" AMOLED | |
| Resolution | 1440x3168 | 2712x1220 | |
| Refresh rate | 144 Hz | 144 Hz | |
| Battery | 7400 mAh | 5000 mAh | |
| Charging | 120W | 67W | |
| Wireless charging | 50W | 0W | |
| DXOMark (camera) | — | 134 | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 50 MP | 12 MP | |
| Telephoto | 50 MP | 50 MP | |
| Front camera | 32 MP | 32 MP | |
| RAM | 12GB / 16GB / 24GB | 12GB | |
| Storage | 256GB / 512GB / 1TB | 256GB / 512GB | |
| OS | Android 16 | Android 14 | |
| Brightness (peak) | 8000 nits | 4000 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP68 | |
| Dimensions | 163.7×76.8×8.7 mm | 160.5×75.1×7.8 mm | |
| Weight | 227 g | 195 g | |
| Launch price | $799 | $449 |
Vivo iQOO 15 Ultra
- Main: 50MP f/f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Xiaomi 14T
- Main: 50MP f/f/1.7
- Ultrawide: 12MP
- Telephoto: 50MP
- Front: 32MP
Vivo iQOO 15 Ultra
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Xiaomi 14T
- 6.7" AMOLED
- Resolution: 2712x1220
- Refresh rate: 144 Hz
Vivo iQOO 15 Ultra
- 7400 mAh
- Wired: 120W
- Wireless: 50W
Xiaomi 14T
- 5000 mAh
- Wired: 67W
- No wireless charging
We compared Vivo iQOO 15 Ultra and Xiaomi 14T, covering their specs and all relevant benchmarks.
Vivo iQOO 15 Ultra leads Xiaomi 14T by 196.6% in our overall performance rating.
Launch price difference: $350. Xiaomi 14T was $350 cheaper at launch.
performance
In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Xiaomi 14T (99/100 vs 67/100).
display
In the "display" category, the Vivo iQOO 15 Ultra is a bit better (99/100 vs 93/100).
camera
In the "camera" category, the Vivo iQOO 15 Ultra is a bit better (78/100 vs 68/100).
battery
In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Xiaomi 14T (92/100 vs 53/100).
portability
In the "portability" category, the Xiaomi 14T notably outperforms the Vivo iQOO 15 Ultra (64/100 vs 35/100).
Which is better: the Vivo iQOO 15 Ultra or the Xiaomi 14T?
The Vivo iQOO 15 Ultra significantly outperforms the Xiaomi 14T by 21 points (89/100 vs 68/100).
What is the rating of the Vivo iQOO 15 Ultra and the Xiaomi 14T?
The Vivo iQOO 15 Ultra has a MobileRank rating of 89/100, the Xiaomi 14T — 68/100.
Which has the better camera: the Vivo iQOO 15 Ultra or the Xiaomi 14T?
The Vivo iQOO 15 Ultra leads on camera score (78/100 vs 68/100).
Which is more powerful: the Vivo iQOO 15 Ultra or the Xiaomi 14T?
The Vivo iQOO 15 Ultra leads on performance (99/100 vs 67/100).
Should you choose the Vivo iQOO 15 Ultra over the Xiaomi 14T?
The Vivo iQOO 15 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers. The Xiaomi 14T is a better fit for active users.