13s vs 15T

Phone 1

Phone 2

Winner

OnePlus 13s

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

Value Score: 13s 76 · 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.

OnePlus 13s $600

Safe to buy$10.01/mo

2025◆ Buy-by Jun 20292031

Xiaomi 15T $500

Safe to buy$9.73/mo

2025◆ Buy-by Sep 20282030

Category by category

Display

13s 9015T 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 78

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

Camera

13s 6715T 79

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

Battery

13s 9715T 90

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

Software longevity

13s 7115T 61

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

Value

13s 7615T 70

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

Full spec table

Spec	13s	15T
Price (street)	$600	$500
Display	6.32-inch 1.5K (1216×2640) LTPO AMOLED, 1–120Hz, up to 4500 nits peak	6.83-inch AMOLED, 2772x1280, 144Hz
Chipset	Qualcomm Snapdragon 8 Elite (3nm)	MediaTek Dimensity 8400-Ultra
RAM	12GB	12GB
Storage	256GB/512GB	256GB/512GB
Battery	5,850 mAh	5,500 mAh
Charging	80W SuperVOOC wired	67W wired
Rear cameras	50MP main, 50MP telephoto 2x	50MP main, 50MP telephoto 2x, 12MP ultra-wide
Dimensions	150.8 × 71.7 × 8.2 mm	163.2 × 78.0 × 7.5 mm
Weight	185 g	194 g
Water resistance	IP65	IP68
Supported until	Jun 2031	Sep 2030

13s full verdict →15T 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.