Vivo iQOO 15T vs Vivo Y91 (Mediatek)
The Vivo iQOO 15T (2026) runs on the MediaTek Dimensity 9500, while the Vivo Y91 (Mediatek) (2019) runs on the MediaTek Helio P22. By overall MobileRank rating, the Vivo iQOO 15T leads — 82/100 vs 20/100 (a 62-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 (3,815,522 vs 156,818); the Vivo iQOO 15T has NFC for contactless payments, the Vivo Y91 (Mediatek) doesn't; the Vivo Y91 (Mediatek) is noticeably lighter (163g vs 216g).
Vivo iQOO 15T
Vivo Y91 (Mediatek)
- Higher AnTuTu: 3815522 vs 156818
- Better Geekbench Single: 3228 vs 233
- Better Geekbench Multi: 9553 vs 723
- Bigger battery: 8000 vs 4030 mAh
- Better main camera: 200MP vs 13MP
- Higher performance (95/100 vs 8/100)
- Better camera (65/100 vs 10/100)
- Longer battery life (75/100 vs 32/100)
- Better display (99/100 vs 39/100)
- Lighter: 163g vs 216g
- Better portability (78/100 vs 44/100)
Comparing the Vivo iQOO 15T vs the Vivo Y91 (Mediatek), the Vivo iQOO 15T scores 62 points higher (82/100 vs 20/100). In the "performance" category, the Vivo iQOO 15T leads (95/100 vs 8/100). 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 Y91 (Mediatek) (95/100 vs 8/100). In the "display" category, the Vivo iQOO 15T significantly outperforms the Vivo Y91 (Mediatek) (99/100 vs 39/100). In the "camera" category, the Vivo iQOO 15T significantly outperforms the Vivo Y91 (Mediatek) (65/100 vs 10/100). In the "battery" category, the Vivo iQOO 15T significantly outperforms the Vivo Y91 (Mediatek) (75/100 vs 32/100). In the "portability" category, the Vivo Y91 (Mediatek) significantly outperforms the Vivo iQOO 15T (78/100 vs 44/100).
| Specification | Vivo iQOO 15T | Vivo Y91 (Mediatek) | |
|---|---|---|---|
| Processor | MediaTek Dimensity 9500 | MediaTek Helio P22 | |
| AnTuTu | 3815522 | 156818 | |
| Geekbench Single | 3228 | 233 | |
| Geekbench Multi | 9553 | 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 | 3GB | |
| Storage | 256GB / 512GB / 1TB | 64GB | |
| 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 | |
| Price | $499 | — |
Vivo iQOO 15T
- Main: 200MP f/f/1.8
- Ultrawide: 50MP
- Front: 16MP
Vivo Y91 (Mediatek)
- Main: 13MP f/f/2.2
- Front: 8MP
Vivo iQOO 15T
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Vivo Y91 (Mediatek)
- 6.2" IPS LCD
- Resolution: 720x1520
- Refresh rate: —
Vivo iQOO 15T
- 8000 mAh
- Wired: 100W
- No wireless charging
Vivo Y91 (Mediatek)
- 4030 mAh
- Wireless charging: no data
We compared Vivo iQOO 15T and Vivo Y91 (Mediatek), covering their specs and all relevant benchmarks.
Vivo iQOO 15T leads Vivo Y91 (Mediatek) by 2333.1% in our overall performance rating.
Vivo Y91 (Mediatek)
Price unknownperformance
In the "performance" category, the Vivo iQOO 15T significantly outperforms the Vivo Y91 (Mediatek) (95/100 vs 8/100).
display
In the "display" category, the Vivo iQOO 15T significantly outperforms the Vivo Y91 (Mediatek) (99/100 vs 39/100).
camera
In the "camera" category, the Vivo iQOO 15T significantly outperforms the Vivo Y91 (Mediatek) (65/100 vs 10/100).
battery
In the "battery" category, the Vivo iQOO 15T significantly outperforms the Vivo Y91 (Mediatek) (75/100 vs 32/100).
portability
In the "portability" category, the Vivo Y91 (Mediatek) significantly outperforms the Vivo iQOO 15T (78/100 vs 44/100).
Which is better: the Vivo iQOO 15T or the Vivo Y91 (Mediatek)?
The Vivo iQOO 15T significantly outperforms the Vivo Y91 (Mediatek) by 62 points (82/100 vs 20/100).
What is the rating of the Vivo iQOO 15T and the Vivo Y91 (Mediatek)?
The Vivo iQOO 15T has a MobileRank rating of 82/100, the Vivo Y91 (Mediatek) — 20/100.
Which has the better camera: the Vivo iQOO 15T or the Vivo Y91 (Mediatek)?
The Vivo iQOO 15T leads on camera score (65/100 vs 10/100).
Which is more powerful: the Vivo iQOO 15T or the Vivo Y91 (Mediatek)?
The Vivo iQOO 15T leads on performance (95/100 vs 8/100).
Should you choose the Vivo iQOO 15T over the Vivo Y91 (Mediatek)?
The Vivo iQOO 15T is a better fit for gamers and power users, those who care about battery life. The Vivo Y91 (Mediatek) is a better fit for everyday use.