PhoneLifespan

13s vs 15T Pro

vs

Winner

OnePlus 13s

The 13s wins this one, taking display and software longevity decisively. Against the 15T Pro it's also the sounder buy at $10.01 per month of safe use.

Value Score: 13s 76 · 15T Pro 69 methodology

The lifespan decider

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

OnePlus 13s $600
Safe to buy$10.01/mo
2025◆ Buy-by Jun 20292031
Xiaomi 15T Pro $650
Safe to buy$12.65/mo
2025◆ Buy-by Sep 20282030

Category by category

Display
13s 9015T Pro 70

The 13s's screen is the better one — 6.32-inch 1.5k (1216×2640) ltpo amoled, 1–120hz, up to 4500 nits peak.

Performance
13s 9815T Pro 94

The 13s's Qualcomm Snapdragon 8 Elite (3nm) is simply the faster chip.

Camera
13s 6715T Pro 79

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

Battery
13s 9715T Pro 90

5,850mAh vs 5,500mAh — the 13s lasts longer between charges.

Software longevity
13s 7115T Pro 61

The 13s is supported until Jun 2031 — 9 months longer than the 15T Pro.

Value
13s 7615T Pro 69

Overall value goes to the 13s at $10.01 per month of safe use.

Full spec table
Spec13s15T Pro
Price (street)$600$650
Display6.32-inch 1.5K (1216×2640) LTPO AMOLED, 1–120Hz, up to 4500 nits peak6.83-inch AMOLED, 2772x1280, 144Hz
ChipsetQualcomm Snapdragon 8 Elite (3nm)MediaTek Dimensity 9400+
RAM12GB12GB
Storage256GB/512GB256GB/512GB/1TB
Battery5,850 mAh5,500 mAh
Charging80W SuperVOOC wired90W wired, 50W wireless
Rear cameras50MP main, 50MP telephoto 2x50MP main, 50MP telephoto 5x periscope, 12MP ultra-wide
Dimensions150.8 × 71.7 × 8.2 mm162.7 × 77.9 × 8.0 mm
Weight185 g210 g
Water resistanceIP65IP68
Supported untilJun 2031Sep 2030

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