PhoneLifespan

RedMagic 10S Pro vs 15 Ultra

vs

Winner

Xiaomi 15 Ultra

Lifespan decides this one: the 15 Ultra is supported until Mar 2030 at $30.36 per month of safe use, while the RedMagic 10S Pro runs out in May 2028 ($30.94/month). On a which-lasts-longer question, that's not a tie — it's the whole answer.

Value Score: RedMagic 10S Pro 59 · 15 Ultra 65 — methodology

The lifespan decider

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

Nubia RedMagic 10S Pro $720
Buy with care$30.94/mo
2025◆ Buy-by May 20262028
Xiaomi 15 Ultra $1350
Safe to buy$30.36/mo
2025◆ Buy-by Mar 20282030

Category by category

Display
RedMagic 10S Pro 7015 Ultra 100

The 15 Ultra's screen is the better one — 6.73-inch 2k (1440×3200) ltpo amoled, 1–120hz, up to 3200 nits peak.

Performance
RedMagic 10S Pro 9815 Ultra 98

Performance is a wash — same chip tier.

Camera
RedMagic 10S Pro 6715 Ultra 96

The 15 Ultra has the stronger camera system (4 real rear lenses vs 2).

Battery
RedMagic 10S Pro 10015 Ultra 88

7,050mAh vs 5,410mAh — the RedMagic 10S Pro lasts longer between charges.

Software longevity
RedMagic 10S Pro 2815 Ultra 53

The 15 Ultra is supported until Mar 2030 — 21 months longer than the RedMagic 10S Pro.

Value
RedMagic 10S Pro 5915 Ultra 65

Overall value goes to the 15 Ultra at $30.36 per month of safe use.

Full spec table
SpecRedMagic 10S Pro15 Ultra
Price (street)$720$1350
Display6.85-inch AMOLED, 1.5K, 144Hz, 2592Hz PWM, 2000 nits peak, under-display camera6.73-inch 2K (1440×3200) LTPO AMOLED, 1–120Hz, up to 3200 nits peak
ChipsetQualcomm Snapdragon 8 Elite (overclocked Leading Version, 3nm)Qualcomm Snapdragon 8 Elite (3nm)
RAM12GB/16GB/24GB16GB
Storage256GB/512GB/1TB512GB/1TB
Battery7,050 mAh5,410 mAh
Charging80W wired90W wired, 80W wireless
Rear cameras50MP main, 50MP ultra-wide50MP main, 50MP ultra-wide, 50MP telephoto (70mm floating), 200MP periscope telephoto
Dimensions163.4 × 76.1 × 8.9 mm161.3 × 75.3 × 9.35 mm
Weight229 g226 g
Water resistanceIP54IP68
Supported untilMay 2028Mar 2030
RedMagic 10S Pro full verdict →15 Ultra 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.