PhoneLifespan

Razr Ultra 2025 vs 15 Pro

vs

Winner

Xiaomi 15 Pro

Lifespan decides this one: the 15 Pro is supported until Oct 2030 at $12.38 per month of safe use, while the Razr Ultra 2025 runs out in May 2029 ($31.39/month). On a which-lasts-longer question, that's not a tie — it's the whole answer.

Value Score: Razr Ultra 2025 53 · 15 Pro 74 — methodology

The lifespan decider

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

Motorola Razr Ultra 2025 $1100
Buy with care$31.39/mo
2025◆ Buy-by May 20272029
Xiaomi 15 Pro $650
Safe to buy$12.38/mo
2024◆ Buy-by Oct 20282030

Category by category

Display
Razr Ultra 2025 7015 Pro 90

The 15 Pro's screen is the better one — 6.73-inch ltpo amoled, 3200 x 1440, 120hz.

Performance
Razr Ultra 2025 9815 Pro 98

Performance is a wash — same chip tier.

Camera
Razr Ultra 2025 6715 Pro 79

The 15 Pro has the stronger camera system (3 real rear lenses vs 2).

Battery
Razr Ultra 2025 7415 Pro 100

6,100mAh vs 4,700mAh — the 15 Pro lasts longer between charges.

Software longevity
Razr Ultra 2025 4215 Pro 63

The 15 Pro is supported until Oct 2030 — 17 months longer than the Razr Ultra 2025.

Value
Razr Ultra 2025 5315 Pro 74

Overall value goes to the 15 Pro at $12.38 per month of safe use.

Full spec table
SpecRazr Ultra 202515 Pro
Price (street)$1100$650
DisplayInner: 7.0-inch foldable pOLED, Super HD (1224p), up to 165Hz, Pantone Validated; Cover: 4.0-inch pOLED, up to 165Hz6.73-inch LTPO AMOLED, 3200 x 1440, 120Hz
ChipsetSnapdragon 8 EliteQualcomm Snapdragon 8 Elite
RAM16GB12GB/16GB
Storage512GB256GB/512GB/1TB
Battery4,700 mAh6,100 mAh
Charging68W TurboPower wired, 30W wireless90W wired, 50W wireless
Rear cameras50MP main, 50MP ultra-wide50MP main, 50MP ultra-wide, 50MP telephoto 5x
DimensionsFolded 73.99 × 88.10 × 15.69 mm; Unfolded 73.99 × 171.48 × 7.19 mm161.3 × 74.6 × 8.4 mm
Weight199 g213 g
Water resistanceIP48 (dust and water resistant)IP68
Supported untilMay 2029Oct 2030
Razr Ultra 2025 full verdict →15 Pro 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.