ASUS Zenfone 12 Ultra vs Realme GT Flash
The ASUS Zenfone 12 Ultra (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Realme GT Flash (2022) runs on the Qualcomm Snapdragon 888+. By overall MobileRank rating, the ASUS Zenfone 12 Ultra leads — 75/100 vs 60/100 (a 15-point difference). Key differences: the ASUS Zenfone 12 Ultra has the bigger battery (5500 mAh vs 4500); the ASUS Zenfone 12 Ultra is faster in AnTuTu (3,247,013 vs 1,208,784).
Profile comparison
Category scores
ASUS Zenfone 12 Ultra
Realme GT Flash
What makes ASUS Zenfone 12 Ultra better?
- Higher AnTuTu: 3247013 vs 1208784
- Better Geekbench Single: 3013 vs 1605
- Better Geekbench Multi: 9287 vs 3996
- Bigger battery: 5500 vs 4500 mAh
- Faster charging: 65W vs 15W
- Higher refresh rate: 144Hz vs 120Hz
- Higher performance (92/100 vs 66/100)
- Longer battery life (66/100 vs 33/100)
- Better display (89/100 vs 82/100)
What makes Realme GT Flash better?
- Better camera (58/100 vs 56/100)
Comparison verdict
Comparing the ASUS Zenfone 12 Ultra vs the Realme GT Flash, the ASUS Zenfone 12 Ultra scores 15 points higher (75/100 vs 60/100). In the "performance" category, the ASUS Zenfone 12 Ultra leads (92/100 vs 66/100). In the "battery" category, the ASUS Zenfone 12 Ultra leads (66/100 vs 33/100). In the "performance" category, the ASUS Zenfone 12 Ultra notably outperforms the Realme GT Flash (92/100 vs 66/100). In the "display" category, the ASUS Zenfone 12 Ultra is a bit better (89/100 vs 82/100). In the "camera" category, the Realme GT Flash and the ASUS Zenfone 12 Ultra are nearly equal (58/100 vs 56/100). In the "battery" category, the ASUS Zenfone 12 Ultra significantly outperforms the Realme GT Flash (66/100 vs 33/100).
Specs comparison
| Specification | ASUS Zenfone 12 Ultra | Realme GT Flash | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 888+ | |
| AnTuTu | 3247013 | 1208784 | |
| Geekbench Single | 3013 | 1605 | |
| Geekbench Multi | 9287 | 3996 | |
| Display | 6.8" LTPO AMOLED | 6.7" | |
| Resolution | 2400x1080 | 1440x2880 | |
| Refresh rate | 144 Hz | 120 Hz | |
| Battery | 5500 mAh | 4500 mAh | |
| Charging | 65W | 15W | |
| Wireless charging | 15W | 0W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 13 MP | 0 MP | |
| Telephoto | 32 MP | 50 MP | |
| Front camera | 32 MP | 32 MP | |
| RAM | 12GB / 16GB | — | |
| Storage | 256GB / 512GB | 128GB | |
| OS | Android 15 / ZenUI | Android 11 Red Velvet Cake | |
| Brightness (peak) | 2500 nits | — | |
| NFC | yes | yes | |
| Protection | IP68 | — | |
| Dimensions | 163.8×77.0×8.9 mm | — | |
| Weight | 220 g | — | |
| Launch price | $999 | — |
Camera comparison
ASUS Zenfone 12 Ultra
- Main: 50MP f/1.9
- Ultrawide: 13MP
- Telephoto: 32MP
- Front: 32MP
Realme GT Flash
- Main: 50MP
- Telephoto: 50MP
- Front: 32MP
Display comparison
ASUS Zenfone 12 Ultra
- 6.8" LTPO AMOLED
- Resolution: 2400x1080
- Refresh rate: 144 Hz
Realme GT Flash
- 6.7"
- Resolution: 1440x2880
- Refresh rate: 120 Hz
Battery and charging
ASUS Zenfone 12 Ultra
- 5500 mAh
- Wired: 65W
- Wireless: 15W
Realme GT Flash
- 4500 mAh
- Wired: 15W
- No wireless charging
Overall performance score
We compared ASUS Zenfone 12 Ultra and Realme GT Flash, covering their specs and all relevant benchmarks.
ASUS Zenfone 12 Ultra leads Realme GT Flash by 168.6% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Realme GT Flash
Price unknownDetailed category analysis
performance
In the "performance" category, the ASUS Zenfone 12 Ultra notably outperforms the Realme GT Flash (92/100 vs 66/100).
display
In the "display" category, the ASUS Zenfone 12 Ultra is a bit better (89/100 vs 82/100).
camera
In the "camera" category, the Realme GT Flash and the ASUS Zenfone 12 Ultra are nearly equal (58/100 vs 56/100).
battery
In the "battery" category, the ASUS Zenfone 12 Ultra significantly outperforms the Realme GT Flash (66/100 vs 33/100).
Frequently asked questions
Which is better: the ASUS Zenfone 12 Ultra or the Realme GT Flash?
The ASUS Zenfone 12 Ultra is noticeably better than the Realme GT Flash — the overall rating gap is 15 points.
What is the rating of the ASUS Zenfone 12 Ultra and the Realme GT Flash?
The ASUS Zenfone 12 Ultra has a MobileRank rating of 75/100, the Realme GT Flash — 60/100.
Which is more powerful: the ASUS Zenfone 12 Ultra or the Realme GT Flash?
The ASUS Zenfone 12 Ultra leads on performance (92/100 vs 66/100).
Should you choose the ASUS Zenfone 12 Ultra over the Realme GT Flash?
The ASUS Zenfone 12 Ultra is a better fit for gamers and power users. The Realme GT Flash is a better fit for active users.