Vivo iQOO 15T vs Vivo iQOO U1
The Vivo iQOO 15T (2026) runs on the MediaTek Dimensity 9500, while the Vivo iQOO U1 (2020) runs on the Qualcomm Snapdragon 720G. By overall MobileRank rating, the Vivo iQOO 15T leads — 82/100 vs 39/100 (a 43-point difference). Key differences: the Vivo iQOO 15T has the bigger battery (8000 mAh vs 4500); the main camera is 200 MP vs 48 MP; the Vivo iQOO 15T is faster in AnTuTu (4,704,310 vs 517,460); the Vivo iQOO 15T has NFC for contactless payments, the Vivo iQOO U1 doesn't; the Vivo iQOO U1 is noticeably lighter (190g vs 216g).
Profile comparison
Category scores
Vivo iQOO 15T
Vivo iQOO U1
What makes Vivo iQOO 15T better?
- Higher AnTuTu: 4704310 vs 517460
- Better Geekbench Single: 3293 vs 746
- Better Geekbench Multi: 10243 vs 1762
- Bigger battery: 8000 vs 4500 mAh
- Faster charging: 100W vs 18W
- Better main camera: 200MP vs 48MP
- Higher performance (97/100 vs 41/100)
- Better camera (65/100 vs 29/100)
- Longer battery life (75/100 vs 33/100)
- Better display (99/100 vs 57/100)
What makes Vivo iQOO U1 better?
- Lighter: 190g vs 216g
- Better portability (59/100 vs 44/100)
Comparison verdict
Comparing the Vivo iQOO 15T vs the Vivo iQOO U1, the Vivo iQOO 15T scores 43 points higher (82/100 vs 39/100). In the "performance" category, the Vivo iQOO 15T leads (97/100 vs 41/100). In the "camera" category, the Vivo iQOO 15T leads (65/100 vs 29/100). In the "battery" category, the Vivo iQOO 15T leads (75/100 vs 33/100). In the "performance" category, the Vivo iQOO 15T significantly outperforms the Vivo iQOO U1 (97/100 vs 41/100). In the "display" category, the Vivo iQOO 15T significantly outperforms the Vivo iQOO U1 (99/100 vs 57/100). In the "camera" category, the Vivo iQOO 15T significantly outperforms the Vivo iQOO U1 (65/100 vs 29/100). In the "battery" category, the Vivo iQOO 15T significantly outperforms the Vivo iQOO U1 (75/100 vs 33/100). In the "portability" category, the Vivo iQOO U1 notably outperforms the Vivo iQOO 15T (59/100 vs 44/100).
Specs comparison
| Specification | Vivo iQOO 15T | Vivo iQOO U1 | |
|---|---|---|---|
| Processor | MediaTek Dimensity 9500 | Qualcomm Snapdragon 720G | |
| AnTuTu | 4704310 | 517460 | |
| Geekbench Single | 3293 | 746 | |
| Geekbench Multi | 10243 | 1762 | |
| Display | 6.8" LTPO AMOLED | 6.5" IPS LCD | |
| Resolution | 1440x3168 | 1080x2340 | |
| Refresh rate | 144 Hz | — | |
| Battery | 8000 mAh | 4500 mAh | |
| Charging | 100W | 18W | |
| Main camera | 200 MP | 48 MP | |
| Ultrawide | 50 MP | 0 MP | |
| Front camera | 16 MP | 8 MP | |
| RAM | 12GB / 16GB | 6GB / 8GB | |
| Storage | 256GB / 512GB / 1TB | 64GB / 128GB | |
| OS | Android 16 | Android 10, iQOO UI 1.0 | |
| NFC | yes | no | |
| Protection | IP68 | — | |
| Dimensions | — | 162.1×76.6×8.5 mm | |
| Weight | 216 g | 190 g | |
| Launch price | $499 | — |
Camera comparison
Vivo iQOO 15T
- Main: 200MP f/1.8
- Ultrawide: 50MP
- Front: 16MP
Vivo iQOO U1
- Main: 48MP f/1.8
- Front: 8MP
Display comparison
Vivo iQOO 15T
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Vivo iQOO U1
- 6.5" IPS LCD
- Resolution: 1080x2340
- Refresh rate: —
Battery and charging
Vivo iQOO 15T
- 8000 mAh
- Wired: 100W
- No wireless charging
Vivo iQOO U1
- 4500 mAh
- Wired: 18W
- No wireless charging
Overall performance score
We compared Vivo iQOO 15T and Vivo iQOO U1, covering their specs and all relevant benchmarks.
Vivo iQOO 15T leads Vivo iQOO U1 by 809.1% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Vivo iQOO U1
Price unknownDetailed category analysis
performance
In the "performance" category, the Vivo iQOO 15T significantly outperforms the Vivo iQOO U1 (97/100 vs 41/100).
display
In the "display" category, the Vivo iQOO 15T significantly outperforms the Vivo iQOO U1 (99/100 vs 57/100).
camera
In the "camera" category, the Vivo iQOO 15T significantly outperforms the Vivo iQOO U1 (65/100 vs 29/100).
battery
In the "battery" category, the Vivo iQOO 15T significantly outperforms the Vivo iQOO U1 (75/100 vs 33/100).
portability
In the "portability" category, the Vivo iQOO U1 notably outperforms the Vivo iQOO 15T (59/100 vs 44/100).
Frequently asked questions
Which is better: the Vivo iQOO 15T or the Vivo iQOO U1?
The Vivo iQOO 15T significantly outperforms the Vivo iQOO U1 by 43 points (82/100 vs 39/100).
What is the rating of the Vivo iQOO 15T and the Vivo iQOO U1?
The Vivo iQOO 15T has a MobileRank rating of 82/100, the Vivo iQOO U1 — 39/100.
Which has the better camera: the Vivo iQOO 15T or the Vivo iQOO U1?
The Vivo iQOO 15T leads on camera score (65/100 vs 29/100).
Which is more powerful: the Vivo iQOO 15T or the Vivo iQOO U1?
The Vivo iQOO 15T leads on performance (97/100 vs 41/100).
Should you choose the Vivo iQOO 15T over the Vivo iQOO U1?
The Vivo iQOO 15T is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.