Realme P4x vs Redmi K90
The Realme P4x (2025) runs on the MediaTek Dimensity 7400 Ultra, while the Redmi K90 (2025) runs on the Qualcomm Snapdragon 8 Elite; launch prices were $190 and $401. By overall MobileRank rating, the Redmi K90 leads — 76/100 vs 52/100 (a 24-point difference). Key differences: the Redmi K90 has the bigger battery (7100 mAh vs 7000); the Redmi K90 is faster in AnTuTu (3,088,357 vs 876,129); the Redmi K90 has NFC for contactless payments, the Realme P4x doesn't.
Realme P4x
Redmi K90
- Higher refresh rate: 144Hz vs 120Hz
- Cheaper at launch: $190 vs $401
- Overall rating 52/100
- Higher AnTuTu: 3088357 vs 876129
- Better Geekbench Single: 3041 vs 1050
- Better Geekbench Multi: 9494 vs 2939
- Bigger battery: 7100 vs 7000 mAh
- Faster charging: 100W vs 45W
- Lighter: 206g vs 208g
- Higher performance (92/100 vs 56/100)
- Better camera (58/100 vs 30/100)
- Longer battery life (72/100 vs 60/100)
- Better display (82/100 vs 76/100)
- Better portability (55/100 vs 50/100)
Comparing the Realme P4x vs the Redmi K90, the Redmi K90 scores 24 points higher (76/100 vs 52/100). In the "performance" category, the Redmi K90 leads (92/100 vs 56/100). In the "camera" category, the Redmi K90 leads (58/100 vs 30/100). In the "battery" category, the Redmi K90 leads (72/100 vs 60/100). Value score: Realme P4x — 70/100, Redmi K90 — 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 Redmi K90 significantly outperforms the Realme P4x (92/100 vs 56/100). In the "display" category, the Redmi K90 is a bit better (82/100 vs 76/100). In the "camera" category, the Redmi K90 notably outperforms the Realme P4x (58/100 vs 30/100). In the "battery" category, the Redmi K90 is a bit better (72/100 vs 60/100). In the "portability" category, the Redmi K90 is a bit better (55/100 vs 50/100).
| Specification | Realme P4x | Redmi K90 | |
|---|---|---|---|
| Processor | MediaTek Dimensity 7400 Ultra | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 876129 | 3088357 | |
| Geekbench Single | 1050 | 3041 | |
| Geekbench Multi | 2939 | 9494 | |
| Display | 6.7" IPS LCD | 6.6" AMOLED | |
| Resolution | 1080x2400 | 2510x1156 | |
| Refresh rate | 144 Hz | 120 Hz | |
| Battery | 7000 mAh | 7100 mAh | |
| Charging | 45W | 100W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 0 MP | 8 MP | |
| Telephoto | 0 MP | 50 MP | |
| Front camera | 8 MP | 20 MP | |
| RAM | 6GB / 8GB | 12GB / 16GB | |
| Storage | 128GB / 256GB / 512GB | 256GB / 512GB | |
| OS | Android 15, Realme UI 6.0 | Android 16 | |
| Brightness (peak) | 1000 nits | 3500 nits | |
| NFC | no | yes | |
| Protection | IP64 | IP68 | |
| Dimensions | 165.9×76.0×8.4 mm | 157.5×75.3×8.0 mm | |
| Weight | 208 g | 206 g | |
| Launch price | $190 | $401 |
Realme P4x
- Main: 50MP f/f/1.8
- Front: 8MP
Redmi K90
- Main: 50MP f/f/1.9
- Ultrawide: 8MP
- Telephoto: 50MP
- Front: 20MP
Realme P4x
- 6.7" IPS LCD
- Resolution: 1080x2400
- Refresh rate: 144 Hz
Redmi K90
- 6.6" AMOLED
- Resolution: 2510x1156
- Refresh rate: 120 Hz
Realme P4x
- 7000 mAh
- Wired: 45W
- No wireless charging
Redmi K90
- 7100 mAh
- Wired: 100W
- No wireless charging
We compared Realme P4x and Redmi K90, covering their specs and all relevant benchmarks.
Redmi K90 leads Realme P4x by 71.6% in our overall performance rating.
Launch price difference: $211. Realme P4x was $211 cheaper at launch.
performance
In the "performance" category, the Redmi K90 significantly outperforms the Realme P4x (92/100 vs 56/100).
display
In the "display" category, the Redmi K90 is a bit better (82/100 vs 76/100).
camera
In the "camera" category, the Redmi K90 notably outperforms the Realme P4x (58/100 vs 30/100).
battery
In the "battery" category, the Redmi K90 is a bit better (72/100 vs 60/100).
portability
In the "portability" category, the Redmi K90 is a bit better (55/100 vs 50/100).
Which is better: the Realme P4x or the Redmi K90?
The Redmi K90 significantly outperforms the Realme P4x by 24 points (76/100 vs 52/100).
What is the rating of the Realme P4x and the Redmi K90?
The Realme P4x has a MobileRank rating of 52/100, the Redmi K90 — 76/100.
Which has the better camera: the Realme P4x or the Redmi K90?
The Redmi K90 leads on camera score (58/100 vs 30/100).
Which is more powerful: the Realme P4x or the Redmi K90?
The Redmi K90 leads on performance (92/100 vs 56/100).
Should you choose the Realme P4x over the Redmi K90?
The Realme P4x is a better fit for everyday use. The Redmi K90 is a better fit for gamers and power users, budget-conscious buyers.