Oppo A78 vs Vivo iQOO 15 Ultra
The Oppo A78 (2023) runs on the MediaTek Dimensity 700, while the Vivo iQOO 15 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5. By overall MobileRank rating, the Vivo iQOO 15 Ultra leads — 84/100 vs 22/100 (a 62-point difference). Key differences: the Vivo iQOO 15 Ultra has the bigger battery (7400 mAh vs 5000); the Vivo iQOO 15 Ultra is faster in AnTuTu (4,602,290 vs 515,647); the Oppo A78 is noticeably lighter (188g vs 227g).
Oppo A78
Vivo iQOO 15 Ultra
- Lighter: 188g vs 227g
- Better design/ergonomics (65/100 vs 16/100)
- Higher AnTuTu: 4602290 vs 515647
- Better Geekbench Single: 3640 vs 688
- Better Geekbench Multi: 11033 vs 1794
- Bigger battery: 7400 vs 5000 mAh
- Faster charging: 120W vs 33W
- Higher refresh rate: 144Hz vs 90Hz
- Higher performance (97/100 vs 0/100)
- Better camera (74/100 vs 18/100)
- Longer battery life (86/100 vs 39/100)
- Better display (100/100 vs 50/100)
Comparing the Oppo A78 vs the Vivo iQOO 15 Ultra, the Vivo iQOO 15 Ultra scores 62 points higher (84/100 vs 22/100). In the "performance" category, the Vivo iQOO 15 Ultra leads (97/100 vs 0/100). In the "camera" category, the Vivo iQOO 15 Ultra leads (74/100 vs 18/100). In the "battery" category, the Vivo iQOO 15 Ultra leads (86/100 vs 39/100). In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Oppo A78 (97/100 vs 0/100). In the "display" category, the Vivo iQOO 15 Ultra significantly outperforms the Oppo A78 (100/100 vs 50/100). In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Oppo A78 (74/100 vs 18/100). In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Oppo A78 (86/100 vs 39/100). In the "design" category, the Oppo A78 significantly outperforms the Vivo iQOO 15 Ultra (65/100 vs 16/100). In the "value for money" category, both devices are on the same level — 55/100.
| Specification | Oppo A78 | Vivo iQOO 15 Ultra | |
|---|---|---|---|
| Processor | MediaTek Dimensity 700 | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 515647 | 4602290 | |
| Geekbench Single | 688 | 3640 | |
| Geekbench Multi | 1794 | 11033 | |
| Display | 6.6" IPS LCD | 6.8" LTPO AMOLED | |
| Resolution | 720x1612 | 1440x3168 | |
| Refresh rate | 90 Hz | 144 Hz | |
| Battery | 5000 mAh | 7400 mAh | |
| Charging | 33W | 120W | |
| Wireless charging | 0W | 50W | |
| DXOMark (camera) | 69 | — | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 0 MP | 50 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 8 MP | 32 MP | |
| RAM | 8GB | 12GB / 16GB / 24GB | |
| Storage | 128GB | 256GB / 512GB / 1TB | |
| OS | Android 12, ColorOS 13 | Android 16 | |
| Brightness (peak) | 600 nits | 8000 nits | |
| NFC | yes | yes | |
| Protection | IP54 | IP68 | |
| Dimensions | 163.8×75.1×8.0 mm | 163.7×76.8×8.7 mm | |
| Weight | 188 g | 227 g | |
| Price | — | $799 |
Oppo A78
- Main: 50MP f/f/1.8
- Front: 8MP
Vivo iQOO 15 Ultra
- Main: 50MP f/f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Oppo A78
- 6.6" IPS LCD
- Resolution: 720x1612
- Refresh rate: 90 Hz
Vivo iQOO 15 Ultra
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Oppo A78
- 5000 mAh
- Wired: 33W
- No wireless charging
Vivo iQOO 15 Ultra
- 7400 mAh
- Wired: 120W
- Wireless: 50W
We compared Oppo A78 and Vivo iQOO 15 Ultra, covering their specs and all relevant benchmarks.
Vivo iQOO 15 Ultra leads Oppo A78 by 88.8% in our overall performance rating.
Oppo A78
Price unknownperformance
In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Oppo A78 (97/100 vs 0/100).
display
In the "display" category, the Vivo iQOO 15 Ultra significantly outperforms the Oppo A78 (100/100 vs 50/100).
camera
In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Oppo A78 (74/100 vs 18/100).
battery
In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Oppo A78 (86/100 vs 39/100).
design
In the "design" category, the Oppo A78 significantly outperforms the Vivo iQOO 15 Ultra (65/100 vs 16/100).
value for money
In the "value for money" category, both devices are on the same level — 55/100.
Which is better: the Oppo A78 or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra significantly outperforms the Oppo A78 by 62 points (84/100 vs 22/100).
What is the rating of the Oppo A78 and the Vivo iQOO 15 Ultra?
The Oppo A78 has a MobileRank rating of 22/100, the Vivo iQOO 15 Ultra — 84/100.
Which has the better camera: the Oppo A78 or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra leads on camera score (74/100 vs 18/100).
Which is more powerful: the Oppo A78 or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra leads on performance (97/100 vs 0/100).
Should you choose the Oppo A78 over the Vivo iQOO 15 Ultra?
The Oppo A78 is a better fit for everyday use. The Vivo iQOO 15 Ultra is a better fit for gamers and power users, those who care about battery life.