Vivo iQOO 15 vs Vivo Y81i
The Vivo iQOO 15 (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Vivo Y81i (2018) runs on the MediaTek Helio A22. By overall MobileRank rating, the Vivo iQOO 15 leads — 86/100 vs 18/100 (a 68-point difference). Key differences: the Vivo iQOO 15 has the bigger battery (7000 mAh vs 3260); the main camera is 50 MP vs 13 MP; the Vivo iQOO 15 is faster in AnTuTu (3,740,528 vs 155,362); the Vivo iQOO 15 has NFC for contactless payments, the Vivo Y81i doesn't; the Vivo Y81i is noticeably lighter (143g vs 215g).
Vivo iQOO 15
Vivo Y81i
- Higher AnTuTu: 3740528 vs 155362
- Better Geekbench Single: 3041 vs 300
- Better Geekbench Multi: 9494 vs 486
- Bigger battery: 7000 vs 3260 mAh
- Better main camera: 50MP vs 13MP
- Higher performance (94/100 vs 10/100)
- Better camera (78/100 vs 10/100)
- Longer battery life (85/100 vs 15/100)
- Better display (99/100 vs 39/100)
- Lighter: 143g vs 215g
- Better portability (85/100 vs 48/100)
Comparing the Vivo iQOO 15 vs the Vivo Y81i, the Vivo iQOO 15 scores 68 points higher (86/100 vs 18/100). In the "performance" category, the Vivo iQOO 15 leads (94/100 vs 10/100). 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 15/100). In the "performance" category, the Vivo iQOO 15 significantly outperforms the Vivo Y81i (94/100 vs 10/100). In the "display" category, the Vivo iQOO 15 significantly outperforms the Vivo Y81i (99/100 vs 39/100). In the "camera" category, the Vivo iQOO 15 significantly outperforms the Vivo Y81i (78/100 vs 10/100). In the "battery" category, the Vivo iQOO 15 significantly outperforms the Vivo Y81i (85/100 vs 15/100). In the "portability" category, the Vivo Y81i significantly outperforms the Vivo iQOO 15 (85/100 vs 48/100).
| Specification | Vivo iQOO 15 | Vivo Y81i | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | MediaTek Helio A22 | |
| AnTuTu | 3740528 | 155362 | |
| Geekbench Single | 3041 | 300 | |
| Geekbench Multi | 9494 | 486 | |
| Display | 6.8" LTPO AMOLED | 6.2" IPS LCD | |
| Resolution | 1440x3168 | 720x1520 | |
| Refresh rate | 144 Hz | — | |
| Battery | 7000 mAh | 3260 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 | 5 MP | |
| RAM | 12GB / 16GB | 2GB | |
| Storage | 256GB / 512GB / 1TB | 16GB | |
| OS | Android 16 | Android 8.1 (Oreo); Funtouch 4 | |
| Brightness (peak) | 6000 nits | — | |
| NFC | yes | no | |
| Protection | IP68 | — | |
| Dimensions | 163.7×76.8×8.1 mm | 155.1×75.0×7.8 mm | |
| Weight | 215 g | 143 g | |
| Launch price | $599 | — |
Vivo iQOO 15
- Main: 50MP f/f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Vivo Y81i
- Main: 13MP f/f/2.2
- Front: 5MP
Vivo iQOO 15
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Vivo Y81i
- 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 Y81i
- 3260 mAh
- Wireless charging: no data
We compared Vivo iQOO 15 and Vivo Y81i, covering their specs and all relevant benchmarks.
Vivo iQOO 15 leads Vivo Y81i by 2307.6% in our overall performance rating.
Vivo Y81i
Price unknownperformance
In the "performance" category, the Vivo iQOO 15 significantly outperforms the Vivo Y81i (94/100 vs 10/100).
display
In the "display" category, the Vivo iQOO 15 significantly outperforms the Vivo Y81i (99/100 vs 39/100).
camera
In the "camera" category, the Vivo iQOO 15 significantly outperforms the Vivo Y81i (78/100 vs 10/100).
battery
In the "battery" category, the Vivo iQOO 15 significantly outperforms the Vivo Y81i (85/100 vs 15/100).
portability
In the "portability" category, the Vivo Y81i significantly outperforms the Vivo iQOO 15 (85/100 vs 48/100).
Which is better: the Vivo iQOO 15 or the Vivo Y81i?
The Vivo iQOO 15 significantly outperforms the Vivo Y81i by 68 points (86/100 vs 18/100).
What is the rating of the Vivo iQOO 15 and the Vivo Y81i?
The Vivo iQOO 15 has a MobileRank rating of 86/100, the Vivo Y81i — 18/100.
Which has the better camera: the Vivo iQOO 15 or the Vivo Y81i?
The Vivo iQOO 15 leads on camera score (78/100 vs 10/100).
Which is more powerful: the Vivo iQOO 15 or the Vivo Y81i?
The Vivo iQOO 15 leads on performance (94/100 vs 10/100).
Should you choose the Vivo iQOO 15 over the Vivo Y81i?
The Vivo iQOO 15 is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers. The Vivo Y81i is a better fit for everyday use.