PhoneLifespan

15 Pro vs 15T

vs

It depends

Too close to call outright

These two are within 4 points overall — it genuinely depends on price on the day. The 15 Pro edges both longevity and performance, so prefer it when prices are close.

Value Score: 15 Pro 74 · 15T 70 methodology

The lifespan decider

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

Xiaomi 15 Pro $650
Safe to buy$12.38/mo
2024◆ Buy-by Oct 20282030
Xiaomi 15T $500
Safe to buy$9.73/mo
2025◆ Buy-by Sep 20282030

Category by category

Display
15 Pro 9015T 70

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

Performance
15 Pro 9815T 78

The 15 Pro's Qualcomm Snapdragon 8 Elite is simply the faster chip.

Camera
15 Pro 7915T 79

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

Battery
15 Pro 10015T 90

6,100mAh vs 5,500mAh — the 15 Pro lasts longer between charges.

Software longevity
15 Pro 6315T 61

Both phones' support windows end around the same time.

Value
15 Pro 7415T 70

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

Full spec table
Spec15 Pro15T
Price (street)$650$500
Display6.73-inch LTPO AMOLED, 3200 x 1440, 120Hz6.83-inch AMOLED, 2772x1280, 144Hz
ChipsetQualcomm Snapdragon 8 EliteMediaTek Dimensity 8400-Ultra
RAM12GB/16GB12GB
Storage256GB/512GB/1TB256GB/512GB
Battery6,100 mAh5,500 mAh
Charging90W wired, 50W wireless67W wired
Rear cameras50MP main, 50MP ultra-wide, 50MP telephoto 5x50MP main, 50MP telephoto 2x, 12MP ultra-wide
Dimensions161.3 × 74.6 × 8.4 mm163.2 × 78.0 × 7.5 mm
Weight213 g194 g
Water resistanceIP68IP68
Supported untilOct 2030Sep 2030

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