Realme P4x vs Vivo iQOO 15
The Realme P4x (2025) runs on the MediaTek Dimensity 7400 Ultra, while the Vivo iQOO 15 (2025) runs on the Qualcomm Snapdragon 8 Elite; launch prices were $190 and $599. By overall MobileRank rating, the Vivo iQOO 15 leads — 86/100 vs 52/100 (a 34-point difference). Key differences: the Vivo iQOO 15 is faster in AnTuTu (3,740,528 vs 876,129); the Vivo iQOO 15 has NFC for contactless payments, the Realme P4x doesn't.
Realme P4x
Vivo iQOO 15
- Lighter: 208g vs 215g
- Cheaper at launch: $190 vs $599
- Better portability (50/100 vs 48/100)
- Higher AnTuTu: 3740528 vs 876129
- Better Geekbench Single: 3041 vs 1050
- Better Geekbench Multi: 9494 vs 2939
- Faster charging: 100W vs 45W
- Higher performance (94/100 vs 56/100)
- Better camera (78/100 vs 30/100)
- Longer battery life (85/100 vs 60/100)
- Better display (99/100 vs 76/100)
Comparing the Realme P4x vs the Vivo iQOO 15, the Vivo iQOO 15 scores 34 points higher (86/100 vs 52/100). In the "performance" category, the Vivo iQOO 15 leads (94/100 vs 56/100). In the "camera" category, the Vivo iQOO 15 leads (78/100 vs 30/100). In the "battery" category, the Vivo iQOO 15 leads (85/100 vs 60/100). Value score: Realme P4x — 70/100, Vivo iQOO 15 — 84/100; 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 significantly outperforms the Realme P4x (94/100 vs 56/100). In the "display" category, the Vivo iQOO 15 notably outperforms the Realme P4x (99/100 vs 76/100). In the "camera" category, the Vivo iQOO 15 significantly outperforms the Realme P4x (78/100 vs 30/100). In the "battery" category, the Vivo iQOO 15 notably outperforms the Realme P4x (85/100 vs 60/100). In the "portability" category, the Realme P4x and the Vivo iQOO 15 are nearly equal (50/100 vs 48/100).
| Specification | Realme P4x | Vivo iQOO 15 | |
|---|---|---|---|
| Processor | MediaTek Dimensity 7400 Ultra | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 876129 | 3740528 | |
| Geekbench Single | 1050 | 3041 | |
| Geekbench Multi | 2939 | 9494 | |
| Display | 6.7" IPS LCD | 6.8" LTPO AMOLED | |
| Resolution | 1080x2400 | 1440x3168 | |
| Refresh rate | 144 Hz | 144 Hz | |
| Battery | 7000 mAh | 7000 mAh | |
| Charging | 45W | 100W | |
| Wireless charging | 0W | 40W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 0 MP | 50 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 8 MP | 32 MP | |
| RAM | 6GB / 8GB | 12GB / 16GB | |
| Storage | 128GB / 256GB / 512GB | 256GB / 512GB / 1TB | |
| OS | Android 15, Realme UI 6.0 | Android 16 | |
| Brightness (peak) | 1000 nits | 6000 nits | |
| NFC | no | yes | |
| Protection | IP64 | IP68 | |
| Dimensions | 165.9×76.0×8.4 mm | 163.7×76.8×8.1 mm | |
| Weight | 208 g | 215 g | |
| Launch price | $190 | $599 |
Realme P4x
- Main: 50MP f/f/1.8
- Front: 8MP
Vivo iQOO 15
- Main: 50MP f/f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Realme P4x
- 6.7" IPS LCD
- Resolution: 1080x2400
- Refresh rate: 144 Hz
Vivo iQOO 15
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Realme P4x
- 7000 mAh
- Wired: 45W
- No wireless charging
Vivo iQOO 15
- 7000 mAh
- NanoReview test: web browsing 18:52 hrs, total 39:26 hrs
- Wired: 100W
- Wireless: 40W
We compared Realme P4x and Vivo iQOO 15, covering their specs and all relevant benchmarks.
Vivo iQOO 15 leads Realme P4x by 76.6% in our overall performance rating.
Launch price difference: $409. Realme P4x was $409 cheaper at launch.
performance
In the "performance" category, the Vivo iQOO 15 significantly outperforms the Realme P4x (94/100 vs 56/100).
display
In the "display" category, the Vivo iQOO 15 notably outperforms the Realme P4x (99/100 vs 76/100).
camera
In the "camera" category, the Vivo iQOO 15 significantly outperforms the Realme P4x (78/100 vs 30/100).
battery
In the "battery" category, the Vivo iQOO 15 notably outperforms the Realme P4x (85/100 vs 60/100).
portability
In the "portability" category, the Realme P4x and the Vivo iQOO 15 are nearly equal (50/100 vs 48/100).
Which is better: the Realme P4x or the Vivo iQOO 15?
The Vivo iQOO 15 significantly outperforms the Realme P4x by 34 points (86/100 vs 52/100).
What is the rating of the Realme P4x and the Vivo iQOO 15?
The Realme P4x has a MobileRank rating of 52/100, the Vivo iQOO 15 — 86/100.
Which has the better camera: the Realme P4x or the Vivo iQOO 15?
The Vivo iQOO 15 leads on camera score (78/100 vs 30/100).
Which is more powerful: the Realme P4x or the Vivo iQOO 15?
The Vivo iQOO 15 leads on performance (94/100 vs 56/100).
Should you choose the Realme P4x over the Vivo iQOO 15?
The Realme P4x is a better fit for everyday use. The Vivo iQOO 15 is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.