Realme P4 vs Vivo iQOO 15 Ultra
The Realme P4 (2025) runs on the Dimensity 7400, while the Vivo iQOO 15 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5; launch prices were $229 and $799. By overall MobileRank rating, the Vivo iQOO 15 Ultra leads — 89/100 vs 57/100 (a 32-point difference). Key differences: the Vivo iQOO 15 Ultra has the bigger battery (7400 mAh vs 7000); the Vivo iQOO 15 Ultra is faster in AnTuTu (4,602,290 vs 956,756); the Vivo iQOO 15 Ultra has NFC for contactless payments, the Realme P4 doesn't; the Realme P4 is noticeably lighter (195g vs 227g).
Realme P4
Vivo iQOO 15 Ultra
- Lighter: 195g vs 227g
- Cheaper at launch: $229 vs $799
- Better portability (66/100 vs 35/100)
- Higher AnTuTu: 4602290 vs 956756
- Better Geekbench Single: 3640 vs 1061
- Better Geekbench Multi: 11033 vs 3185
- Bigger battery: 7400 vs 7000 mAh
- Faster charging: 120W vs 80W
- Higher refresh rate: 144Hz vs 120Hz
- Higher performance (99/100 vs 57/100)
- Better camera (78/100 vs 35/100)
- Longer battery life (92/100 vs 68/100)
- Better display (99/100 vs 79/100)
Comparing the Realme P4 vs the Vivo iQOO 15 Ultra, the Vivo iQOO 15 Ultra scores 32 points higher (89/100 vs 57/100). In the "performance" category, the Vivo iQOO 15 Ultra leads (99/100 vs 57/100). In the "camera" category, the Vivo iQOO 15 Ultra leads (78/100 vs 35/100). In the "battery" category, the Vivo iQOO 15 Ultra leads (92/100 vs 68/100). Value score: Realme P4 — 72/100, Vivo iQOO 15 Ultra — 90/100; it is biased by price level, so it should not be compared directly between devices at different prices. In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Realme P4 (99/100 vs 57/100). In the "display" category, the Vivo iQOO 15 Ultra notably outperforms the Realme P4 (99/100 vs 79/100). In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Realme P4 (78/100 vs 35/100). In the "battery" category, the Vivo iQOO 15 Ultra notably outperforms the Realme P4 (92/100 vs 68/100). In the "portability" category, the Realme P4 significantly outperforms the Vivo iQOO 15 Ultra (66/100 vs 35/100).
| Specification | Realme P4 | Vivo iQOO 15 Ultra | |
|---|---|---|---|
| Processor | Dimensity 7400 | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 956756 | 4602290 | |
| Geekbench Single | 1061 | 3640 | |
| Geekbench Multi | 3185 | 11033 | |
| Display | 6.8" OLED | 6.8" LTPO AMOLED | |
| Resolution | 1080x2392 | 1440x3168 | |
| Refresh rate | 120 Hz | 144 Hz | |
| Battery | 7000 mAh | 7400 mAh | |
| Charging | 80W | 120W | |
| Wireless charging | 0W | 50W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 8 MP | 50 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 16 MP | 32 MP | |
| RAM | 6GB / 8GB | 12GB / 16GB / 24GB | |
| Storage | 128GB / 256GB | 256GB / 512GB / 1TB | |
| OS | Android 15 | Android 16 | |
| Brightness (peak) | 4500 nits | 8000 nits | |
| NFC | no | yes | |
| Protection | IP66 | IP68 | |
| Dimensions | 163.3×75.9×7.6 mm | 163.7×76.8×8.7 mm | |
| Weight | 195 g | 227 g | |
| Launch price | $229 | $799 |
Realme P4
- Main: 50MP f/f/1.88
- Ultrawide: 8MP
- Front: 16MP
Vivo iQOO 15 Ultra
- Main: 50MP f/f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Realme P4
- 6.8" OLED
- Resolution: 1080x2392
- Refresh rate: 120 Hz
Vivo iQOO 15 Ultra
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Realme P4
- 7000 mAh
- Wired: 80W
- No wireless charging
Vivo iQOO 15 Ultra
- 7400 mAh
- Wired: 120W
- Wireless: 50W
We compared Realme P4 and Vivo iQOO 15 Ultra, covering their specs and all relevant benchmarks.
Vivo iQOO 15 Ultra leads Realme P4 by 79.2% in our overall performance rating.
Launch price difference: $570. Realme P4 was $570 cheaper at launch.
performance
In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Realme P4 (99/100 vs 57/100).
display
In the "display" category, the Vivo iQOO 15 Ultra notably outperforms the Realme P4 (99/100 vs 79/100).
camera
In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Realme P4 (78/100 vs 35/100).
battery
In the "battery" category, the Vivo iQOO 15 Ultra notably outperforms the Realme P4 (92/100 vs 68/100).
portability
In the "portability" category, the Realme P4 significantly outperforms the Vivo iQOO 15 Ultra (66/100 vs 35/100).
Which is better: the Realme P4 or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra significantly outperforms the Realme P4 by 32 points (89/100 vs 57/100).
What is the rating of the Realme P4 and the Vivo iQOO 15 Ultra?
The Realme P4 has a MobileRank rating of 57/100, the Vivo iQOO 15 Ultra — 89/100.
Which has the better camera: the Realme P4 or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra leads on camera score (78/100 vs 35/100).
Which is more powerful: the Realme P4 or the Vivo iQOO 15 Ultra?
The Vivo iQOO 15 Ultra leads on performance (99/100 vs 57/100).
Should you choose the Realme P4 over the Vivo iQOO 15 Ultra?
The Realme P4 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, budget-conscious buyers.