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 Gen 5; launch prices were $190 and $599. By overall MobileRank rating, the Vivo iQOO 15 leads — 88/100 vs 53/100 (a 35-point difference). Key differences: the Vivo iQOO 15 is faster in AnTuTu (3,950,082 vs 941,780); the Vivo iQOO 15 has NFC for contactless payments, the Realme P4x doesn't.
Profile comparison
Category scores
Realme P4x
Vivo iQOO 15
What makes Realme P4x better?
- Lighter: 208g vs 215g
- Cheaper at launch: $190 vs $599
- Better portability (50/100 vs 48/100)
What makes Vivo iQOO 15 better?
- Higher AnTuTu: 3950082 vs 941780
- Better Geekbench Single: 3639 vs 1050
- Better Geekbench Multi: 11047 vs 2939
- Faster charging: 100W vs 45W
- Higher performance (98/100 vs 57/100)
- Better camera (78/100 vs 30/100)
- Longer battery life (85/100 vs 60/100)
- Better display (99/100 vs 76/100)
Comparison verdict
Comparing the Realme P4x vs the Vivo iQOO 15, the Vivo iQOO 15 scores 35 points higher (88/100 vs 53/100). In the "performance" category, the Vivo iQOO 15 leads (98/100 vs 57/100). 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 — 90/100; it shows how far a model sits above or below the usual level for its price, and is not part of the overall rating. In the "performance" category, the Vivo iQOO 15 significantly outperforms the Realme P4x (98/100 vs 57/100). 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).
Specs comparison
| Specification | Realme P4x | Vivo iQOO 15 | |
|---|---|---|---|
| Processor | MediaTek Dimensity 7400 Ultra | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 941780 | 3950082 | |
| Geekbench Single | 1050 | 3639 | |
| Geekbench Multi | 2939 | 11047 | |
| 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 |
Camera comparison
Realme P4x
- Main: 50MP f/1.8
- Front: 8MP
Vivo iQOO 15
- Main: 50MP f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Display comparison
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
Battery and charging
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
Overall performance score
We compared Realme P4x and Vivo iQOO 15, covering their specs and all relevant benchmarks.
Vivo iQOO 15 leads Realme P4x by 76.2% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $409. Realme P4x was $409 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Vivo iQOO 15 significantly outperforms the Realme P4x (98/100 vs 57/100).
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).
Frequently asked questions
Which is better: the Realme P4x or the Vivo iQOO 15?
The Vivo iQOO 15 significantly outperforms the Realme P4x by 35 points (88/100 vs 53/100).
What is the rating of the Realme P4x and the Vivo iQOO 15?
The Realme P4x has a MobileRank rating of 53/100, the Vivo iQOO 15 — 88/100.
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 (98/100 vs 57/100).
Should you choose the Realme P4x over the Vivo iQOO 15?
The Vivo iQOO 15 is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.