ASUS Zenfone 4 ZE554KL vs OnePlus Ace 6 Ultra
The ASUS Zenfone 4 ZE554KL (2017) runs on the Qualcomm Snapdragon 630, while the OnePlus Ace 6 Ultra (2026) runs on the MediaTek Dimensity 9500; launch prices were $399 and $555. By overall MobileRank rating, the OnePlus Ace 6 Ultra leads — 74/100 vs 21/100 (a 53-point difference). Key differences: the OnePlus Ace 6 Ultra has the bigger battery (8600 mAh vs 3300); the main camera is 12 MP vs 50 MP; the OnePlus Ace 6 Ultra is faster in AnTuTu (3,429,868 vs 215,323); the ASUS Zenfone 4 ZE554KL is noticeably lighter (165g vs 217g).
Profile comparison
Category scores
ASUS Zenfone 4 ZE554KL
OnePlus Ace 6 Ultra
What makes ASUS Zenfone 4 ZE554KL better?
- Lighter: 165g vs 217g
- Cheaper at launch: $399 vs $555
- Better portability (83/100 vs 43/100)
What makes OnePlus Ace 6 Ultra better?
- Higher AnTuTu: 3429868 vs 215323
- Better Geekbench Single: 3293 vs 181
- Better Geekbench Multi: 10243 vs 960
- Bigger battery: 8600 vs 3300 mAh
- Faster charging: 120W vs 18W
- Better main camera: 50MP vs 12MP
- Higher refresh rate: 165Hz vs 60Hz
- Higher performance (94/100 vs 15/100)
- Better camera (35/100 vs 13/100)
- Longer battery life (82/100 vs 12/100)
- Better display (94/100 vs 42/100)
Comparison verdict
Comparing the ASUS Zenfone 4 ZE554KL vs the OnePlus Ace 6 Ultra, the OnePlus Ace 6 Ultra scores 53 points higher (74/100 vs 21/100). In the "performance" category, the OnePlus Ace 6 Ultra leads (94/100 vs 15/100). In the "camera" category, the OnePlus Ace 6 Ultra leads (35/100 vs 13/100). In the "battery" category, the OnePlus Ace 6 Ultra leads (82/100 vs 12/100). Value score: ASUS Zenfone 4 ZE554KL — 0/100, OnePlus Ace 6 Ultra — 66/100; 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 OnePlus Ace 6 Ultra significantly outperforms the ASUS Zenfone 4 ZE554KL (94/100 vs 15/100). In the "display" category, the OnePlus Ace 6 Ultra significantly outperforms the ASUS Zenfone 4 ZE554KL (94/100 vs 42/100). In the "camera" category, the OnePlus Ace 6 Ultra notably outperforms the ASUS Zenfone 4 ZE554KL (35/100 vs 13/100). In the "battery" category, the OnePlus Ace 6 Ultra significantly outperforms the ASUS Zenfone 4 ZE554KL (82/100 vs 12/100). In the "portability" category, the ASUS Zenfone 4 ZE554KL significantly outperforms the OnePlus Ace 6 Ultra (83/100 vs 43/100).
Specs comparison
| Specification | ASUS Zenfone 4 ZE554KL | OnePlus Ace 6 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 630 | MediaTek Dimensity 9500 | |
| AnTuTu | 215323 | 3429868 | |
| Geekbench Single | 181 | 3293 | |
| Geekbench Multi | 960 | 10243 | |
| Display | 5.5" IPS LCD | 6.8" AMOLED | |
| Resolution | 1080x1920 | 1272x2772 | |
| Refresh rate | 60 Hz | 165 Hz | |
| Battery | 3300 mAh | 8600 mAh | |
| Charging | 18W | 120W | |
| Main camera | 12 MP | 50 MP | |
| Ultrawide | 8 MP | 8 MP | |
| Front camera | 8 MP | 16 MP | |
| RAM | 4GB / 6GB | 12GB / 16GB | |
| Storage | 64GB | 256GB / 512GB / 1TB | |
| OS | Android 7.1.1 Nougat | Android 16 | |
| Brightness (peak) | — | 1800 nits | |
| NFC | yes | yes | |
| Protection | — | IP66 | |
| Dimensions | 155.4×75.2×7.7 mm | 162.5×77.5×8.5 mm | |
| Weight | 165 g | 217 g | |
| Launch price | $399 | $555 |
Camera comparison
ASUS Zenfone 4 ZE554KL
- Main: 12MP f/1.8
- Ultrawide: 8MP
- Front: 8MP
OnePlus Ace 6 Ultra
- Main: 50MP f/1.8
- Ultrawide: 8MP
- Front: 16MP
Display comparison
ASUS Zenfone 4 ZE554KL
- 5.5" IPS LCD
- Resolution: 1080x1920
- Refresh rate: 60 Hz
OnePlus Ace 6 Ultra
- 6.8" AMOLED
- Resolution: 1272x2772
- Refresh rate: 165 Hz
Battery and charging
ASUS Zenfone 4 ZE554KL
- 3300 mAh
- Wired: 18W
- No wireless charging
OnePlus Ace 6 Ultra
- 8600 mAh
- Wired: 120W
- No wireless charging
Overall performance score
We compared ASUS Zenfone 4 ZE554KL and OnePlus Ace 6 Ultra, covering their specs and all relevant benchmarks.
OnePlus Ace 6 Ultra leads ASUS Zenfone 4 ZE554KL by 93.7% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $156. ASUS Zenfone 4 ZE554KL was $156 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the OnePlus Ace 6 Ultra significantly outperforms the ASUS Zenfone 4 ZE554KL (94/100 vs 15/100).
display
In the "display" category, the OnePlus Ace 6 Ultra significantly outperforms the ASUS Zenfone 4 ZE554KL (94/100 vs 42/100).
camera
In the "camera" category, the OnePlus Ace 6 Ultra notably outperforms the ASUS Zenfone 4 ZE554KL (35/100 vs 13/100).
battery
In the "battery" category, the OnePlus Ace 6 Ultra significantly outperforms the ASUS Zenfone 4 ZE554KL (82/100 vs 12/100).
portability
In the "portability" category, the ASUS Zenfone 4 ZE554KL significantly outperforms the OnePlus Ace 6 Ultra (83/100 vs 43/100).
Frequently asked questions
Which is better: the ASUS Zenfone 4 ZE554KL or the OnePlus Ace 6 Ultra?
The OnePlus Ace 6 Ultra significantly outperforms the ASUS Zenfone 4 ZE554KL by 53 points (74/100 vs 21/100).
What is the rating of the ASUS Zenfone 4 ZE554KL and the OnePlus Ace 6 Ultra?
The ASUS Zenfone 4 ZE554KL has a MobileRank rating of 21/100, the OnePlus Ace 6 Ultra — 74/100.
Which has the better camera: the ASUS Zenfone 4 ZE554KL or the OnePlus Ace 6 Ultra?
The OnePlus Ace 6 Ultra leads on camera score (35/100 vs 13/100).
Which is more powerful: the ASUS Zenfone 4 ZE554KL or the OnePlus Ace 6 Ultra?
The OnePlus Ace 6 Ultra leads on performance (94/100 vs 15/100).
Should you choose the ASUS Zenfone 4 ZE554KL over the OnePlus Ace 6 Ultra?
The OnePlus Ace 6 Ultra is a better fit for gamers and power users, those who care about battery life.