PhoneLifespan

Zenfone 12 Ultra vs X100 Pro

vs

It depends

Too close to call outright

These two are within 4 points overall — it genuinely depends on price on the day. The Zenfone 12 Ultra edges both longevity and performance, so prefer it when prices are close.

Value Score: Zenfone 12 Ultra 58 · X100 Pro 62 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
Vivo X100 Pro $780
Buy with care$26.76/mo
2023◆ Buy-by Nov 20262028

Category by category

Display
Zenfone 12 Ultra 70X100 Pro 90

The X100 Pro's screen is the better one — 6.78-inch ltpo amoled, 2800x1260, 120hz, up to 3000 nits peak.

Performance
Zenfone 12 Ultra 98X100 Pro 93

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

Camera
Zenfone 12 Ultra 79X100 Pro 79

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

Battery
Zenfone 12 Ultra 90X100 Pro 88

Battery capacities are close enough not to decide this.

Software longevity
Zenfone 12 Ultra 38X100 Pro 35

The Zenfone 12 Ultra is supported until Feb 2029 — 3 months longer than the X100 Pro.

Value
Zenfone 12 Ultra 58X100 Pro 62

Overall value goes to the X100 Pro at $26.76 per month of safe use.

Full spec table
SpecZenfone 12 UltraX100 Pro
Price (street)$950$780
Display6.78-inch AMOLED, FHD+, 144Hz, Gorilla Glass Victus 26.78-inch LTPO AMOLED, 2800x1260, 120Hz, up to 3000 nits peak
ChipsetQualcomm Snapdragon 8 Elite (3nm)MediaTek Dimensity 9300
RAM12GB/16GB12GB/16GB
Storage256GB/512GB256GB/512GB
Battery5,500 mAh5,400 mAh
Charging65W wired, 15W wireless100W wired, 50W wireless
Rear cameras50MP main, 32MP telephoto, 13MP ultra-wide50MP main, 50MP ultra-wide, 50MP telephoto 4.3x periscope
Dimensions163.8 × 77.0 × 8.9 mm164.1 × 75.3 × 9.0 mm
Weight220 g221 g
Water resistanceIP68IP68
Supported untilFeb 2029Nov 2028

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