Vivo iQOO 15 vs Vivo Y78
The Vivo iQOO 15 (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Vivo Y78 (2023) runs on the MediaTek Dimensity 7020. By overall MobileRank rating, the Vivo iQOO 15 leads — 86/100 vs 51/100 (a 35-point difference). Key differences: the Vivo iQOO 15 has the bigger battery (7000 mAh vs 5000); the main camera is 50 MP vs 64 MP; the Vivo iQOO 15 is faster in AnTuTu (3,758,268 vs 644,203); the Vivo Y78 is noticeably lighter (177g vs 215g).
Profile comparison
Category scores
Vivo iQOO 15
Vivo Y78
What makes Vivo iQOO 15 better?
- Higher AnTuTu: 3758268 vs 644203
- Better Geekbench Single: 3013 vs 912
- Better Geekbench Multi: 9287 vs 2244
- Bigger battery: 7000 vs 5000 mAh
- Faster charging: 100W vs 44W
- Higher refresh rate: 144Hz vs 120Hz
- Higher performance (94/100 vs 48/100)
- Better camera (78/100 vs 40/100)
- Longer battery life (85/100 vs 48/100)
- Better display (99/100 vs 79/100)
What makes Vivo Y78 better?
- Better main camera: 64MP vs 50MP
- Lighter: 177g vs 215g
- Better portability (74/100 vs 48/100)
Comparison verdict
Comparing the Vivo iQOO 15 vs the Vivo Y78, the Vivo iQOO 15 scores 35 points higher (86/100 vs 51/100). In the "performance" category, the Vivo iQOO 15 leads (94/100 vs 48/100). In the "camera" category, the Vivo iQOO 15 leads (78/100 vs 40/100). In the "battery" category, the Vivo iQOO 15 leads (85/100 vs 48/100). In the "performance" category, the Vivo iQOO 15 significantly outperforms the Vivo Y78 (94/100 vs 48/100). In the "display" category, the Vivo iQOO 15 notably outperforms the Vivo Y78 (99/100 vs 79/100). In the "camera" category, the Vivo iQOO 15 significantly outperforms the Vivo Y78 (78/100 vs 40/100). In the "battery" category, the Vivo iQOO 15 significantly outperforms the Vivo Y78 (85/100 vs 48/100). In the "portability" category, the Vivo Y78 notably outperforms the Vivo iQOO 15 (74/100 vs 48/100).
Specs comparison
| Specification | Vivo iQOO 15 | Vivo Y78 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | MediaTek Dimensity 7020 | |
| AnTuTu | 3758268 | 644203 | |
| Geekbench Single | 3013 | 912 | |
| Geekbench Multi | 9287 | 2244 | |
| Display | 6.8" LTPO AMOLED | 6.8" AMOLED | |
| Resolution | 1440x3168 | 1080x2400 | |
| Refresh rate | 144 Hz | 120 Hz | |
| Battery | 7000 mAh | 5000 mAh | |
| Charging | 100W | 44W | |
| Wireless charging | 40W | 0W | |
| Main camera | 50 MP | 64 MP | |
| Ultrawide | 50 MP | 0 MP | |
| Telephoto | 50 MP | 0 MP | |
| Front camera | 32 MP | 16 MP | |
| RAM | 12GB / 16GB | 8GB | |
| Storage | 256GB / 512GB / 1TB | 256GB | |
| OS | Android 16 | Android 13, Funtouch 13 | |
| Brightness (peak) | 6000 nits | 1300 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP54 | |
| Dimensions | 163.7×76.8×8.1 mm | 164.3×74.8×7.9 mm | |
| Weight | 215 g | 177 g | |
| Launch price | $599 | — |
Camera comparison
Vivo iQOO 15
- Main: 50MP f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Vivo Y78
- Main: 64MP f/1.8
- Front: 16MP
Display comparison
Vivo iQOO 15
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Vivo Y78
- 6.8" AMOLED
- Resolution: 1080x2400
- Refresh rate: 120 Hz
Battery and charging
Vivo iQOO 15
- 7000 mAh
- NanoReview test: web browsing 18:52 hrs, total 39:26 hrs
- Wired: 100W
- Wireless: 40W
Vivo Y78
- 5000 mAh
- Wired: 44W
- No wireless charging
Overall performance score
We compared Vivo iQOO 15 and Vivo Y78, covering their specs and all relevant benchmarks.
Vivo iQOO 15 leads Vivo Y78 by 483.4% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Vivo Y78
Price unknownDetailed category analysis
performance
In the "performance" category, the Vivo iQOO 15 significantly outperforms the Vivo Y78 (94/100 vs 48/100).
display
In the "display" category, the Vivo iQOO 15 notably outperforms the Vivo Y78 (99/100 vs 79/100).
camera
In the "camera" category, the Vivo iQOO 15 significantly outperforms the Vivo Y78 (78/100 vs 40/100).
battery
In the "battery" category, the Vivo iQOO 15 significantly outperforms the Vivo Y78 (85/100 vs 48/100).
portability
In the "portability" category, the Vivo Y78 notably outperforms the Vivo iQOO 15 (74/100 vs 48/100).
Frequently asked questions
Which is better: the Vivo iQOO 15 or the Vivo Y78?
The Vivo iQOO 15 significantly outperforms the Vivo Y78 by 35 points (86/100 vs 51/100).
What is the rating of the Vivo iQOO 15 and the Vivo Y78?
The Vivo iQOO 15 has a MobileRank rating of 86/100, the Vivo Y78 — 51/100.
Which has the better camera: the Vivo iQOO 15 or the Vivo Y78?
The Vivo iQOO 15 leads on camera score (78/100 vs 40/100).
Which is more powerful: the Vivo iQOO 15 or the Vivo Y78?
The Vivo iQOO 15 leads on performance (94/100 vs 48/100).
Should you choose the Vivo iQOO 15 over the Vivo Y78?
The Vivo iQOO 15 is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.