Vivo iQOO 15 vs Vivo Y91 (Mediatek)
The Vivo iQOO 15 (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Vivo Y91 (Mediatek) (2019) runs on the MediaTek Helio P22. By overall MobileRank rating, the Vivo iQOO 15 leads — 86/100 vs 20/100 (a 66-point difference). Key differences: the Vivo iQOO 15 has the bigger battery (7000 mAh vs 4030); the main camera is 50 MP vs 13 MP; the Vivo iQOO 15 is faster in AnTuTu (3,740,528 vs 156,818); the Vivo iQOO 15 has NFC for contactless payments, the Vivo Y91 (Mediatek) doesn't; the Vivo Y91 (Mediatek) is noticeably lighter (163g vs 215g).
Vivo iQOO 15
Vivo Y91 (Mediatek)
- Higher AnTuTu: 3740528 vs 156818
- Better Geekbench Single: 3041 vs 233
- Better Geekbench Multi: 9494 vs 723
- Bigger battery: 7000 vs 4030 mAh
- Better main camera: 50MP vs 13MP
- Higher performance (94/100 vs 8/100)
- Better camera (78/100 vs 10/100)
- Longer battery life (85/100 vs 32/100)
- Better display (99/100 vs 39/100)
- Lighter: 163g vs 215g
- Better portability (78/100 vs 48/100)
Comparing the Vivo iQOO 15 vs the Vivo Y91 (Mediatek), the Vivo iQOO 15 scores 66 points higher (86/100 vs 20/100). In the "performance" category, the Vivo iQOO 15 leads (94/100 vs 8/100). In the "camera" category, the Vivo iQOO 15 leads (78/100 vs 10/100). In the "battery" category, the Vivo iQOO 15 leads (85/100 vs 32/100). In the "performance" category, the Vivo iQOO 15 significantly outperforms the Vivo Y91 (Mediatek) (94/100 vs 8/100). In the "display" category, the Vivo iQOO 15 significantly outperforms the Vivo Y91 (Mediatek) (99/100 vs 39/100). In the "camera" category, the Vivo iQOO 15 significantly outperforms the Vivo Y91 (Mediatek) (78/100 vs 10/100). In the "battery" category, the Vivo iQOO 15 significantly outperforms the Vivo Y91 (Mediatek) (85/100 vs 32/100). In the "portability" category, the Vivo Y91 (Mediatek) significantly outperforms the Vivo iQOO 15 (78/100 vs 48/100).
| Specification | Vivo iQOO 15 | Vivo Y91 (Mediatek) | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | MediaTek Helio P22 | |
| AnTuTu | 3740528 | 156818 | |
| Geekbench Single | 3041 | 233 | |
| Geekbench Multi | 9494 | 723 | |
| Display | 6.8" LTPO AMOLED | 6.2" IPS LCD | |
| Resolution | 1440x3168 | 720x1520 | |
| Refresh rate | 144 Hz | — | |
| Battery | 7000 mAh | 4030 mAh | |
| Charging | 100W | — | |
| Wireless charging | 40W | — | |
| Main camera | 50 MP | 13 MP | |
| Ultrawide | 50 MP | 0 MP | |
| Telephoto | 50 MP | 0 MP | |
| Front camera | 32 MP | 8 MP | |
| RAM | 12GB / 16GB | 3GB | |
| Storage | 256GB / 512GB / 1TB | 64GB | |
| OS | Android 16 | Android 8.1 (Oreo); Funtouch 4.5 | |
| Brightness (peak) | 6000 nits | — | |
| NFC | yes | no | |
| Protection | IP68 | — | |
| Dimensions | 163.7×76.8×8.1 mm | 155.1×75.1×8.3 mm | |
| Weight | 215 g | 163 g | |
| Price | $599 | — |
Vivo iQOO 15
- Main: 50MP f/f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Vivo Y91 (Mediatek)
- Main: 13MP f/f/2.2
- Front: 8MP
Vivo iQOO 15
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Vivo Y91 (Mediatek)
- 6.2" IPS LCD
- Resolution: 720x1520
- Refresh rate: —
Vivo iQOO 15
- 7000 mAh
- NanoReview test: web browsing 18:52 hrs, total 39:26 hrs
- Wired: 100W
- Wireless: 40W
Vivo Y91 (Mediatek)
- 4030 mAh
- Wireless charging: no data
We compared Vivo iQOO 15 and Vivo Y91 (Mediatek), covering their specs and all relevant benchmarks.
Vivo iQOO 15 leads Vivo Y91 (Mediatek) by 2285.3% in our overall performance rating.
Vivo Y91 (Mediatek)
Price unknownperformance
In the "performance" category, the Vivo iQOO 15 significantly outperforms the Vivo Y91 (Mediatek) (94/100 vs 8/100).
display
In the "display" category, the Vivo iQOO 15 significantly outperforms the Vivo Y91 (Mediatek) (99/100 vs 39/100).
camera
In the "camera" category, the Vivo iQOO 15 significantly outperforms the Vivo Y91 (Mediatek) (78/100 vs 10/100).
battery
In the "battery" category, the Vivo iQOO 15 significantly outperforms the Vivo Y91 (Mediatek) (85/100 vs 32/100).
portability
In the "portability" category, the Vivo Y91 (Mediatek) significantly outperforms the Vivo iQOO 15 (78/100 vs 48/100).
Which is better: the Vivo iQOO 15 or the Vivo Y91 (Mediatek)?
The Vivo iQOO 15 significantly outperforms the Vivo Y91 (Mediatek) by 66 points (86/100 vs 20/100).
What is the rating of the Vivo iQOO 15 and the Vivo Y91 (Mediatek)?
The Vivo iQOO 15 has a MobileRank rating of 86/100, the Vivo Y91 (Mediatek) — 20/100.
Which has the better camera: the Vivo iQOO 15 or the Vivo Y91 (Mediatek)?
The Vivo iQOO 15 leads on camera score (78/100 vs 10/100).
Which is more powerful: the Vivo iQOO 15 or the Vivo Y91 (Mediatek)?
The Vivo iQOO 15 leads on performance (94/100 vs 8/100).
Should you choose the Vivo iQOO 15 over the Vivo Y91 (Mediatek)?
The Vivo iQOO 15 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.