Vivo iQOO 15 Ultra vs Vivo Y78
The Vivo iQOO 15 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5, while the Vivo Y78 (2023) runs on the MediaTek Dimensity 7020. By overall MobileRank rating, the Vivo iQOO 15 Ultra leads — 89/100 vs 51/100 (a 38-point difference). Key differences: the Vivo iQOO 15 Ultra has the bigger battery (7400 mAh vs 5000); the main camera is 50 MP vs 64 MP; the Vivo iQOO 15 Ultra is faster in AnTuTu (4,602,290 vs 644,203); the Vivo Y78 is noticeably lighter (177g vs 227g).
Profile comparison
Category scores
Vivo iQOO 15 Ultra
Vivo Y78
What makes Vivo iQOO 15 Ultra better?
- Higher AnTuTu: 4602290 vs 644203
- Better Geekbench Single: 3639 vs 912
- Better Geekbench Multi: 11047 vs 2244
- Bigger battery: 7400 vs 5000 mAh
- Faster charging: 120W vs 44W
- Higher refresh rate: 144Hz vs 120Hz
- Higher performance (99/100 vs 48/100)
- Better camera (78/100 vs 40/100)
- Longer battery life (92/100 vs 48/100)
- Better display (99/100 vs 79/100)
What makes Vivo Y78 better?
- Better main camera: 64MP vs 50MP
- Lighter: 177g vs 227g
- Better portability (74/100 vs 35/100)
Comparison verdict
Comparing the Vivo iQOO 15 Ultra vs the Vivo Y78, the Vivo iQOO 15 Ultra scores 38 points higher (89/100 vs 51/100). In the "performance" category, the Vivo iQOO 15 Ultra leads (99/100 vs 48/100). In the "camera" category, the Vivo iQOO 15 Ultra leads (78/100 vs 40/100). In the "battery" category, the Vivo iQOO 15 Ultra leads (92/100 vs 48/100). In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Vivo Y78 (99/100 vs 48/100). In the "display" category, the Vivo iQOO 15 Ultra notably outperforms the Vivo Y78 (99/100 vs 79/100). In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Vivo Y78 (78/100 vs 40/100). In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Vivo Y78 (92/100 vs 48/100). In the "portability" category, the Vivo Y78 significantly outperforms the Vivo iQOO 15 Ultra (74/100 vs 35/100).
Specs comparison
| Specification | Vivo iQOO 15 Ultra | Vivo Y78 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | MediaTek Dimensity 7020 | |
| AnTuTu | 4602290 | 644203 | |
| Geekbench Single | 3639 | 912 | |
| Geekbench Multi | 11047 | 2244 | |
| Display | 6.8" LTPO AMOLED | 6.8" AMOLED | |
| Resolution | 1440x3168 | 1080x2400 | |
| Refresh rate | 144 Hz | 120 Hz | |
| Battery | 7400 mAh | 5000 mAh | |
| Charging | 120W | 44W | |
| Wireless charging | 50W | 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 / 24GB | 8GB | |
| Storage | 256GB / 512GB / 1TB | 256GB | |
| OS | Android 16 | Android 13, Funtouch 13 | |
| Brightness (peak) | 8000 nits | 1300 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP54 | |
| Dimensions | 163.7×76.8×8.7 mm | 164.3×74.8×7.9 mm | |
| Weight | 227 g | 177 g | |
| Launch price | $799 | — |
Camera comparison
Vivo iQOO 15 Ultra
- 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 Ultra
- 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 Ultra
- 7400 mAh
- Wired: 120W
- Wireless: 50W
Vivo Y78
- 5000 mAh
- Wired: 44W
- No wireless charging
Overall performance score
We compared Vivo iQOO 15 Ultra and Vivo Y78, covering their specs and all relevant benchmarks.
Vivo iQOO 15 Ultra leads Vivo Y78 by 614.4% 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 Ultra significantly outperforms the Vivo Y78 (99/100 vs 48/100).
display
In the "display" category, the Vivo iQOO 15 Ultra notably outperforms the Vivo Y78 (99/100 vs 79/100).
camera
In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Vivo Y78 (78/100 vs 40/100).
battery
In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Vivo Y78 (92/100 vs 48/100).
portability
In the "portability" category, the Vivo Y78 significantly outperforms the Vivo iQOO 15 Ultra (74/100 vs 35/100).
Frequently asked questions
Which is better: the Vivo iQOO 15 Ultra or the Vivo Y78?
The Vivo iQOO 15 Ultra significantly outperforms the Vivo Y78 by 38 points (89/100 vs 51/100).
What is the rating of the Vivo iQOO 15 Ultra and the Vivo Y78?
The Vivo iQOO 15 Ultra has a MobileRank rating of 89/100, the Vivo Y78 — 51/100.
Which has the better camera: the Vivo iQOO 15 Ultra or the Vivo Y78?
The Vivo iQOO 15 Ultra leads on camera score (78/100 vs 40/100).
Which is more powerful: the Vivo iQOO 15 Ultra or the Vivo Y78?
The Vivo iQOO 15 Ultra leads on performance (99/100 vs 48/100).
Should you choose the Vivo iQOO 15 Ultra over the Vivo Y78?
The Vivo iQOO 15 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.