Vivo iQOO 15T vs Vivo Y91i
The Vivo iQOO 15T (2026) runs on the MediaTek Dimensity 9500, while the Vivo Y91i (2019) runs on the MediaTek Helio P22. By overall MobileRank rating, the Vivo iQOO 15T leads — 82/100 vs 21/100 (a 61-point difference). Key differences: the Vivo iQOO 15T has the bigger battery (8000 mAh vs 4030); the main camera is 200 MP vs 13 MP; the Vivo iQOO 15T is faster in AnTuTu (4,704,310 vs 177,554); the Vivo iQOO 15T has NFC for contactless payments, the Vivo Y91i doesn't; the Vivo Y91i is noticeably lighter (163g vs 216g).
Profile comparison
Category scores
Vivo iQOO 15T
Vivo Y91i
What makes Vivo iQOO 15T better?
- Higher AnTuTu: 4704310 vs 177554
- Better Geekbench Single: 3293 vs 233
- Better Geekbench Multi: 10243 vs 723
- Bigger battery: 8000 vs 4030 mAh
- Better main camera: 200MP vs 13MP
- Higher performance (97/100 vs 10/100)
- Better camera (65/100 vs 10/100)
- Longer battery life (75/100 vs 32/100)
- Better display (99/100 vs 39/100)
What makes Vivo Y91i better?
- Lighter: 163g vs 216g
- Better portability (78/100 vs 44/100)
Comparison verdict
Comparing the Vivo iQOO 15T vs the Vivo Y91i, the Vivo iQOO 15T scores 61 points higher (82/100 vs 21/100). In the "performance" category, the Vivo iQOO 15T leads (97/100 vs 10/100). In the "camera" category, the Vivo iQOO 15T leads (65/100 vs 10/100). In the "battery" category, the Vivo iQOO 15T leads (75/100 vs 32/100). In the "performance" category, the Vivo iQOO 15T significantly outperforms the Vivo Y91i (97/100 vs 10/100). In the "display" category, the Vivo iQOO 15T significantly outperforms the Vivo Y91i (99/100 vs 39/100). In the "camera" category, the Vivo iQOO 15T significantly outperforms the Vivo Y91i (65/100 vs 10/100). In the "battery" category, the Vivo iQOO 15T significantly outperforms the Vivo Y91i (75/100 vs 32/100). In the "portability" category, the Vivo Y91i significantly outperforms the Vivo iQOO 15T (78/100 vs 44/100).
Specs comparison
| Specification | Vivo iQOO 15T | Vivo Y91i | |
|---|---|---|---|
| Processor | MediaTek Dimensity 9500 | MediaTek Helio P22 | |
| AnTuTu | 4704310 | 177554 | |
| Geekbench Single | 3293 | 233 | |
| Geekbench Multi | 10243 | 723 | |
| Display | 6.8" LTPO AMOLED | 6.2" IPS LCD | |
| Resolution | 1440x3168 | 720x1520 | |
| Refresh rate | 144 Hz | — | |
| Battery | 8000 mAh | 4030 mAh | |
| Charging | 100W | — | |
| Main camera | 200 MP | 13 MP | |
| Ultrawide | 50 MP | 0 MP | |
| Front camera | 16 MP | 8 MP | |
| RAM | 12GB / 16GB | 2GB | |
| Storage | 256GB / 512GB / 1TB | 32GB | |
| OS | Android 16 | Android 8.1 (Oreo); Funtouch 4.5 | |
| NFC | yes | no | |
| Protection | IP68 | — | |
| Dimensions | — | 155.1×75.1×8.3 mm | |
| Weight | 216 g | 163 g | |
| Launch price | $499 | — |
Camera comparison
Vivo iQOO 15T
- Main: 200MP f/1.8
- Ultrawide: 50MP
- Front: 16MP
Vivo Y91i
- Main: 13MP f/2.2
- Front: 8MP
Display comparison
Vivo iQOO 15T
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Vivo Y91i
- 6.2" IPS LCD
- Resolution: 720x1520
- Refresh rate: —
Battery and charging
Vivo iQOO 15T
- 8000 mAh
- Wired: 100W
- No wireless charging
Vivo Y91i
- 4030 mAh
- Wireless charging: no data
Overall performance score
We compared Vivo iQOO 15T and Vivo Y91i, covering their specs and all relevant benchmarks.
Vivo iQOO 15T leads Vivo Y91i by 2549.5% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Vivo Y91i
Price unknownDetailed category analysis
performance
In the "performance" category, the Vivo iQOO 15T significantly outperforms the Vivo Y91i (97/100 vs 10/100).
display
In the "display" category, the Vivo iQOO 15T significantly outperforms the Vivo Y91i (99/100 vs 39/100).
camera
In the "camera" category, the Vivo iQOO 15T significantly outperforms the Vivo Y91i (65/100 vs 10/100).
battery
In the "battery" category, the Vivo iQOO 15T significantly outperforms the Vivo Y91i (75/100 vs 32/100).
portability
In the "portability" category, the Vivo Y91i significantly outperforms the Vivo iQOO 15T (78/100 vs 44/100).
Frequently asked questions
Which is better: the Vivo iQOO 15T or the Vivo Y91i?
The Vivo iQOO 15T significantly outperforms the Vivo Y91i by 61 points (82/100 vs 21/100).
What is the rating of the Vivo iQOO 15T and the Vivo Y91i?
The Vivo iQOO 15T has a MobileRank rating of 82/100, the Vivo Y91i — 21/100.
Which has the better camera: the Vivo iQOO 15T or the Vivo Y91i?
The Vivo iQOO 15T leads on camera score (65/100 vs 10/100).
Which is more powerful: the Vivo iQOO 15T or the Vivo Y91i?
The Vivo iQOO 15T leads on performance (97/100 vs 10/100).
Should you choose the Vivo iQOO 15T over the Vivo Y91i?
The Vivo iQOO 15T is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.