ASUS Zenfone 12 Ultra vs Motorola Signature
The ASUS Zenfone 12 Ultra (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Motorola Signature (2026) runs on the Qualcomm Snapdragon 8 Gen 5; launch prices were $999 and $699. By overall MobileRank rating, the Motorola Signature leads — 86/100 vs 75/100 (a 11-point difference). Key differences: the ASUS Zenfone 12 Ultra has the bigger battery (5500 mAh vs 5200); the ASUS Zenfone 12 Ultra is faster in AnTuTu (3,247,013 vs 3,057,215); the Motorola Signature is noticeably lighter (186g vs 220g).
Profile comparison
Category scores
ASUS Zenfone 12 Ultra
Motorola Signature
What makes ASUS Zenfone 12 Ultra better?
- Higher AnTuTu: 3247013 vs 3057215
- Better Geekbench Single: 3013 vs 2833
- Better Geekbench Multi: 9287 vs 9119
- Bigger battery: 5500 vs 5200 mAh
- Higher refresh rate: 144Hz vs 120Hz
- Higher performance (92/100 vs 90/100)
- Better display (89/100 vs 84/100)
What makes Motorola Signature better?
- Faster charging: 90W vs 65W
- Faster wireless charging: 50W vs 15W
- Lighter: 186g vs 220g
- Cheaper at launch: $699 vs $999
- Better camera (91/100 vs 56/100)
- Longer battery life (77/100 vs 66/100)
- Better portability (78/100 vs 38/100)
Comparison verdict
Comparing the ASUS Zenfone 12 Ultra vs the Motorola Signature, the Motorola Signature scores 11 points higher (86/100 vs 75/100). In the "camera" category, the Motorola Signature leads (91/100 vs 56/100). In the "battery" category, the Motorola Signature leads (77/100 vs 66/100). Value score: ASUS Zenfone 12 Ultra — 60/100, Motorola Signature — 86/100; 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 ASUS Zenfone 12 Ultra and the Motorola Signature are nearly equal (92/100 vs 90/100). In the "display" category, the ASUS Zenfone 12 Ultra is a bit better (89/100 vs 84/100). In the "camera" category, the Motorola Signature significantly outperforms the ASUS Zenfone 12 Ultra (91/100 vs 56/100). In the "battery" category, the Motorola Signature is a bit better (77/100 vs 66/100). In the "portability" category, the Motorola Signature significantly outperforms the ASUS Zenfone 12 Ultra (78/100 vs 38/100).
Specs comparison
| Specification | ASUS Zenfone 12 Ultra | Motorola Signature | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 8 Gen 5 | |
| AnTuTu | 3247013 | 3057215 | |
| Geekbench Single | 3013 | 2833 | |
| Geekbench Multi | 9287 | 9119 | |
| Display | 6.8" LTPO AMOLED | 6.8" AMOLED | |
| Resolution | 2400x1080 | 1264x2780 | |
| Refresh rate | 144 Hz | 120 Hz | |
| Battery | 5500 mAh | 5200 mAh | |
| Charging | 65W | 90W | |
| Wireless charging | 15W | 50W | |
| DXOMark (camera) | — | 164 | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 13 MP | 13 MP | |
| Telephoto | 32 MP | 50 MP | |
| Front camera | 32 MP | 32 MP | |
| RAM | 12GB / 16GB | 12GB / 16GB | |
| Storage | 256GB / 512GB | 256GB / 512GB / 1TB | |
| OS | Android 15 / ZenUI | Android 16 | |
| Brightness (peak) | 2500 nits | 6200 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP68 | |
| Dimensions | 163.8×77.0×8.9 mm | 162.1×76.4×7.0 mm | |
| Weight | 220 g | 186 g | |
| Launch price | $999 | $699 |
Camera comparison
ASUS Zenfone 12 Ultra
- Main: 50MP f/1.9
- Ultrawide: 13MP
- Telephoto: 32MP
- Front: 32MP
Motorola Signature
- Main: 50MP f/1.8
- Ultrawide: 13MP
- Telephoto: 50MP
- Front: 32MP
Display comparison
ASUS Zenfone 12 Ultra
- 6.8" LTPO AMOLED
- Resolution: 2400x1080
- Refresh rate: 144 Hz
Motorola Signature
- 6.8" AMOLED
- Resolution: 1264x2780
- Refresh rate: 120 Hz
Battery and charging
ASUS Zenfone 12 Ultra
- 5500 mAh
- Wired: 65W
- Wireless: 15W
Motorola Signature
- 5200 mAh
- Wired: 90W
- Wireless: 50W
Overall performance score
We compared ASUS Zenfone 12 Ultra and Motorola Signature, covering their specs and all relevant benchmarks.
ASUS Zenfone 12 Ultra leads Motorola Signature by 6.2% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $300. Motorola Signature was $300 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the ASUS Zenfone 12 Ultra and the Motorola Signature are nearly equal (92/100 vs 90/100).
display
In the "display" category, the ASUS Zenfone 12 Ultra is a bit better (89/100 vs 84/100).
camera
In the "camera" category, the Motorola Signature significantly outperforms the ASUS Zenfone 12 Ultra (91/100 vs 56/100).
battery
In the "battery" category, the Motorola Signature is a bit better (77/100 vs 66/100).
portability
In the "portability" category, the Motorola Signature significantly outperforms the ASUS Zenfone 12 Ultra (78/100 vs 38/100).
Frequently asked questions
Which is better: the ASUS Zenfone 12 Ultra or the Motorola Signature?
The Motorola Signature is noticeably better than the ASUS Zenfone 12 Ultra — the overall rating gap is 11 points.
What is the rating of the ASUS Zenfone 12 Ultra and the Motorola Signature?
The ASUS Zenfone 12 Ultra has a MobileRank rating of 75/100, the Motorola Signature — 86/100.
Which has the better camera: the ASUS Zenfone 12 Ultra or the Motorola Signature?
The Motorola Signature leads on camera score (91/100 vs 56/100).
Should you choose the ASUS Zenfone 12 Ultra over the Motorola Signature?
The ASUS Zenfone 12 Ultra is a better fit for gamers and power users. The Motorola Signature is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers.