ASUS Zenfone 4 ZE554KL vs Redmi K90 Ultra
The ASUS Zenfone 4 ZE554KL (2017) runs on the Qualcomm Snapdragon 630, while the Redmi K90 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite; launch prices were $399 and $420. By overall MobileRank rating, the Redmi K90 Ultra leads — 73/100 vs 21/100 (a 52-point difference). Key differences: the Redmi K90 Ultra has the bigger battery (8550 mAh vs 3300); the main camera is 12 MP vs 50 MP; the Redmi K90 Ultra is faster in AnTuTu (3,233,695 vs 215,323); the ASUS Zenfone 4 ZE554KL is noticeably lighter (165g vs 227g).
Profile comparison
Category scores
ASUS Zenfone 4 ZE554KL
Redmi K90 Ultra
What makes ASUS Zenfone 4 ZE554KL better?
- Lighter: 165g vs 227g
- Cheaper at launch: $399 vs $420
- Better portability (83/100 vs 40/100)
What makes Redmi K90 Ultra better?
- Higher AnTuTu: 3233695 vs 215323
- Better Geekbench Single: 3013 vs 181
- Better Geekbench Multi: 9287 vs 960
- Bigger battery: 8550 vs 3300 mAh
- Faster charging: 100W vs 18W
- Better main camera: 50MP vs 12MP
- Higher refresh rate: 165Hz vs 60Hz
- Higher performance (92/100 vs 15/100)
- Better camera (37/100 vs 13/100)
- Longer battery life (78/100 vs 12/100)
- Better display (94/100 vs 42/100)
Comparison verdict
Comparing the ASUS Zenfone 4 ZE554KL vs the Redmi K90 Ultra, the Redmi K90 Ultra scores 52 points higher (73/100 vs 21/100). In the "performance" category, the Redmi K90 Ultra leads (92/100 vs 15/100). In the "camera" category, the Redmi K90 Ultra leads (37/100 vs 13/100). In the "battery" category, the Redmi K90 Ultra leads (78/100 vs 12/100). Value score: ASUS Zenfone 4 ZE554KL — 0/100, Redmi K90 Ultra — 72/100; 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 Redmi K90 Ultra significantly outperforms the ASUS Zenfone 4 ZE554KL (92/100 vs 15/100). In the "display" category, the Redmi K90 Ultra significantly outperforms the ASUS Zenfone 4 ZE554KL (94/100 vs 42/100). In the "camera" category, the Redmi K90 Ultra notably outperforms the ASUS Zenfone 4 ZE554KL (37/100 vs 13/100). In the "battery" category, the Redmi K90 Ultra significantly outperforms the ASUS Zenfone 4 ZE554KL (78/100 vs 12/100). In the "portability" category, the ASUS Zenfone 4 ZE554KL significantly outperforms the Redmi K90 Ultra (83/100 vs 40/100).
Specs comparison
| Specification | ASUS Zenfone 4 ZE554KL | Redmi K90 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 630 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 215323 | 3233695 | |
| Geekbench Single | 181 | 3013 | |
| Geekbench Multi | 960 | 9287 | |
| Display | 5.5" IPS LCD | 6.8" AMOLED | |
| Resolution | 1080x1920 | 1280x2772 | |
| Refresh rate | 60 Hz | 165 Hz | |
| Battery | 3300 mAh | 8550 mAh | |
| Charging | 18W | 100W | |
| Main camera | 12 MP | 50 MP | |
| Ultrawide | 8 MP | 8 MP | |
| Front camera | 8 MP | 20 MP | |
| RAM | 4GB / 6GB | 12GB / 16GB | |
| Storage | 64GB | 256GB / 512GB | |
| OS | Android 7.1.1 Nougat | Android 16 | |
| Brightness (peak) | — | 3500 nits | |
| NFC | yes | yes | |
| Protection | — | IP68/IP69 | |
| Dimensions | 155.4×75.2×7.7 mm | 162.9×77.9×8.2 mm | |
| Weight | 165 g | 227 g | |
| Launch price | $399 | $420 |
Camera comparison
ASUS Zenfone 4 ZE554KL
- Main: 12MP f/1.8
- Ultrawide: 8MP
- Front: 8MP
Redmi K90 Ultra
- Main: 50MP f/1.7
- Ultrawide: 8MP
- Front: 20MP
Display comparison
ASUS Zenfone 4 ZE554KL
- 5.5" IPS LCD
- Resolution: 1080x1920
- Refresh rate: 60 Hz
Redmi K90 Ultra
- 6.8" AMOLED
- Resolution: 1280x2772
- Refresh rate: 165 Hz
Battery and charging
ASUS Zenfone 4 ZE554KL
- 3300 mAh
- Wired: 18W
- No wireless charging
Redmi K90 Ultra
- 8550 mAh
- Wired: 100W
- No wireless charging
Overall performance score
We compared ASUS Zenfone 4 ZE554KL and Redmi K90 Ultra, covering their specs and all relevant benchmarks.
Redmi K90 Ultra leads ASUS Zenfone 4 ZE554KL by 93.3% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $21. ASUS Zenfone 4 ZE554KL was $21 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Redmi K90 Ultra significantly outperforms the ASUS Zenfone 4 ZE554KL (92/100 vs 15/100).
display
In the "display" category, the Redmi K90 Ultra significantly outperforms the ASUS Zenfone 4 ZE554KL (94/100 vs 42/100).
camera
In the "camera" category, the Redmi K90 Ultra notably outperforms the ASUS Zenfone 4 ZE554KL (37/100 vs 13/100).
battery
In the "battery" category, the Redmi K90 Ultra significantly outperforms the ASUS Zenfone 4 ZE554KL (78/100 vs 12/100).
portability
In the "portability" category, the ASUS Zenfone 4 ZE554KL significantly outperforms the Redmi K90 Ultra (83/100 vs 40/100).
Frequently asked questions
Which is better: the ASUS Zenfone 4 ZE554KL or the Redmi K90 Ultra?
The Redmi K90 Ultra significantly outperforms the ASUS Zenfone 4 ZE554KL by 52 points (73/100 vs 21/100).
What is the rating of the ASUS Zenfone 4 ZE554KL and the Redmi K90 Ultra?
The ASUS Zenfone 4 ZE554KL has a MobileRank rating of 21/100, the Redmi K90 Ultra — 73/100.
Which has the better camera: the ASUS Zenfone 4 ZE554KL or the Redmi K90 Ultra?
The Redmi K90 Ultra leads on camera score (37/100 vs 13/100).
Which is more powerful: the ASUS Zenfone 4 ZE554KL or the Redmi K90 Ultra?
The Redmi K90 Ultra leads on performance (92/100 vs 15/100).
Should you choose the ASUS Zenfone 4 ZE554KL over the Redmi K90 Ultra?
The Redmi K90 Ultra is a better fit for gamers and power users, those who care about battery life.