PhoneLifespan

Zenfone 12 Ultra vs Mate X6

vs

Winner

Asus Zenfone 12 Ultra

The Zenfone 12 Ultra wins this one, taking performance and battery decisively. Against the Mate X6 it's also the sounder buy at $29.99 per month of safe use.

Value Score: Zenfone 12 Ultra 58 · Mate X6 51 — methodology

The lifespan decider

When specs are close, support length decides it — this is what each phone costs per month of safe use.

Asus Zenfone 12 Ultra $950
Buy with care$29.99/mo
2025◆ Buy-by Feb 20272029
Huawei Mate X6 $1700
Buy with care$57.48/mo
2024◆ Buy-by Dec 20262028

Category by category

Display
Zenfone 12 Ultra 70Mate X6 80

The Mate X6's screen is the better one — 7.93-inch foldable ltpo oled main (2440x2240, 120hz) + 6.45-inch ltpo oled cover (120hz).

Performance
Zenfone 12 Ultra 98Mate X6 85

The Zenfone 12 Ultra's Qualcomm Snapdragon 8 Elite (3nm) is simply the faster chip.

Camera
Zenfone 12 Ultra 79Mate X6 79

Camera systems are comparable on paper — pick by sample photos.

Battery
Zenfone 12 Ultra 90Mate X6 82

5,500mAh vs 5,110mAh — the Zenfone 12 Ultra lasts longer between charges.

Software longevity
Zenfone 12 Ultra 38Mate X6 35

Both phones' support windows end around the same time.

Value
Zenfone 12 Ultra 58Mate X6 51

Overall value goes to the Zenfone 12 Ultra at $29.99 per month of safe use.

Full spec table
SpecZenfone 12 UltraMate X6
Price (street)$950$1700
Display6.78-inch AMOLED, FHD+, 144Hz, Gorilla Glass Victus 27.93-inch foldable LTPO OLED main (2440x2240, 120Hz) + 6.45-inch LTPO OLED cover (120Hz)
ChipsetQualcomm Snapdragon 8 Elite (3nm)HiSilicon Kirin 9020
RAM12GB/16GB12GB/16GB
Storage256GB/512GB256GB/512GB/1TB
Battery5,500 mAh5,110 mAh
Charging65W wired, 15W wireless66W wired, 50W wireless, reverse wireless
Rear cameras50MP main, 32MP telephoto, 13MP ultra-wide50MP main (variable aperture f/1.0-4.0, OIS), 40MP ultra-wide, 48MP telephoto 4x periscope OIS
Dimensions163.8 × 77.0 × 8.9 mmUnfolded 156.0 × 144.1 × 4.6 mm; folded 156.0 × 73.7 × 9.85 mm
Weight220 g239 g
Water resistanceIP68IP68/IP69
Supported untilFeb 2029Dec 2028
Zenfone 12 Ultra full verdict →Mate X6 full verdict →Longevity master board →

Scores and verdicts are computed from our verified database — see exactly how. Specs from manufacturer documentation; prices reflect major US retailers.