Vivo iQOO 15T vs Vivo X100 Ultra
The Vivo iQOO 15T (2026) runs on the MediaTek Dimensity 9500, while the Vivo X100 Ultra (2024) runs on the Qualcomm Snapdragon 8 Gen 3; launch prices were $499 and $900. By overall MobileRank rating, the Vivo iQOO 15T leads — 82/100 vs 80/100 (a 2-point difference). Key differences: the Vivo iQOO 15T has the bigger battery (8000 mAh vs 5500); the main camera is 200 MP vs 50 MP; the Vivo iQOO 15T is faster in AnTuTu (4,704,310 vs 2,294,102).
Profile comparison
Category scores
Vivo iQOO 15T
Vivo X100 Ultra
What makes Vivo iQOO 15T better?
- Higher AnTuTu: 4704310 vs 2294102
- Better Geekbench Single: 3293 vs 2203
- Better Geekbench Multi: 10243 vs 6511
- Bigger battery: 8000 vs 5500 mAh
- Better main camera: 200MP vs 50MP
- Higher refresh rate: 144Hz vs 120Hz
- Lighter: 216g vs 229g
- Cheaper at launch: $499 vs $900
- Higher performance (97/100 vs 82/100)
- Better display (99/100 vs 84/100)
- Better portability (44/100 vs 29/100)
What makes Vivo X100 Ultra better?
- Better camera (87/100 vs 65/100)
- Longer battery life (77/100 vs 75/100)
Comparison verdict
Comparing the Vivo iQOO 15T vs the Vivo X100 Ultra, the Vivo iQOO 15T scores 2 points higher (82/100 vs 80/100). In the "performance" category, the Vivo iQOO 15T leads (97/100 vs 82/100). In the "camera" category, the Vivo X100 Ultra leads (87/100 vs 65/100). Value score: Vivo iQOO 15T — 86/100, Vivo X100 Ultra — 72/100; 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 iQOO 15T notably outperforms the Vivo X100 Ultra (97/100 vs 82/100). In the "display" category, the Vivo iQOO 15T notably outperforms the Vivo X100 Ultra (99/100 vs 84/100). In the "camera" category, the Vivo X100 Ultra notably outperforms the Vivo iQOO 15T (87/100 vs 65/100). In the "battery" category, the Vivo X100 Ultra and the Vivo iQOO 15T are nearly equal (77/100 vs 75/100). In the "portability" category, the Vivo iQOO 15T notably outperforms the Vivo X100 Ultra (44/100 vs 29/100).
Specs comparison
| Specification | Vivo iQOO 15T | Vivo X100 Ultra | |
|---|---|---|---|
| Processor | MediaTek Dimensity 9500 | Qualcomm Snapdragon 8 Gen 3 | |
| AnTuTu | 4704310 | 2294102 | |
| Geekbench Single | 3293 | 2203 | |
| Geekbench Multi | 10243 | 6511 | |
| Display | 6.8" LTPO AMOLED | 6.8" LTPO AMOLED | |
| Resolution | 1440x3168 | 2800x1260 | |
| Refresh rate | 144 Hz | 120 Hz | |
| Battery | 8000 mAh | 5500 mAh | |
| Charging | 100W | 100W | |
| Wireless charging | 0W | 30W | |
| Main camera | 200 MP | 50 MP | |
| Ultrawide | 50 MP | 50 MP | |
| Telephoto | 0 MP | 200 MP | |
| Front camera | 16 MP | 50 MP | |
| RAM | 12GB / 16GB | 12GB / 16GB | |
| Storage | 256GB / 512GB / 1TB | 256GB / 512GB / 1TB | |
| OS | Android 16 | Android 14 | |
| Brightness (peak) | — | 3000 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP69 | |
| Dimensions | — | 164.1×75.6×9.2 mm | |
| Weight | 216 g | 229 g | |
| Launch price | $499 | $900 |
Camera comparison
Vivo iQOO 15T
- Main: 200MP f/1.8
- Ultrawide: 50MP
- Front: 16MP
Vivo X100 Ultra
- Main: 50MP f/1.75
- Ultrawide: 50MP
- Telephoto: 200MP
- Front: 50MP
Display comparison
Vivo iQOO 15T
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Vivo X100 Ultra
- 6.8" LTPO AMOLED
- Resolution: 2800x1260
- Refresh rate: 120 Hz
Battery and charging
Vivo iQOO 15T
- 8000 mAh
- Wired: 100W
- No wireless charging
Vivo X100 Ultra
- 5500 mAh
- Wired: 100W
- Wireless: 30W
Overall performance score
We compared Vivo iQOO 15T and Vivo X100 Ultra, covering their specs and all relevant benchmarks.
Vivo iQOO 15T leads Vivo X100 Ultra by 105.1% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $401. Vivo iQOO 15T was $401 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Vivo iQOO 15T notably outperforms the Vivo X100 Ultra (97/100 vs 82/100).
display
In the "display" category, the Vivo iQOO 15T notably outperforms the Vivo X100 Ultra (99/100 vs 84/100).
camera
In the "camera" category, the Vivo X100 Ultra notably outperforms the Vivo iQOO 15T (87/100 vs 65/100).
battery
In the "battery" category, the Vivo X100 Ultra and the Vivo iQOO 15T are nearly equal (77/100 vs 75/100).
portability
In the "portability" category, the Vivo iQOO 15T notably outperforms the Vivo X100 Ultra (44/100 vs 29/100).
Frequently asked questions
Which is better: the Vivo iQOO 15T or the Vivo X100 Ultra?
The Vivo iQOO 15T edges out the Vivo X100 Ultra by just 2 points — the two devices are very close in overall level.
What is the rating of the Vivo iQOO 15T and the Vivo X100 Ultra?
The Vivo iQOO 15T has a MobileRank rating of 82/100, the Vivo X100 Ultra — 80/100.
Which has the better camera: the Vivo iQOO 15T or the Vivo X100 Ultra?
The Vivo X100 Ultra leads on camera score (87/100 vs 65/100).
Which is more powerful: the Vivo iQOO 15T or the Vivo X100 Ultra?
The Vivo iQOO 15T leads on performance (97/100 vs 82/100).
Should you choose the Vivo iQOO 15T over the Vivo X100 Ultra?
The Vivo iQOO 15T is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers. The Vivo X100 Ultra is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life.