PhoneLifespan

13T vs Galaxy S23 Ultra

vs

Winner

OnePlus 13T

Lifespan decides this one: the 13T is supported until Apr 2031 at $8.57 per month of safe use, while the Galaxy S23 Ultra runs out in Feb 2028 ($16.82/month). On a which-lasts-longer question, that's not a tie — it's the whole answer.

Value Score: 13T 78 · Galaxy S23 Ultra 76 — methodology

The lifespan decider

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

OnePlus 13T $500
Safe to buy$8.57/mo
2025◆ Buy-by Apr 20292031
Samsung Galaxy S23 Ultra $339
Buy with care$16.82/mo
2023◆ Buy-by Feb 20262028

Category by category

Display
13T 80Galaxy S23 Ultra 90

The Galaxy S23 Ultra's screen is the better one — 6.8-inch dynamic amoled 2x, qhd+, ltpo 1–120hz, 1750 nits peak.

Performance
13T 98Galaxy S23 Ultra 85

The 13T's Qualcomm Snapdragon 8 Elite is simply the faster chip.

Camera
13T 67Galaxy S23 Ultra 96

The Galaxy S23 Ultra has the stronger camera system (4 real rear lenses vs 2).

Battery
13T 100Galaxy S23 Ultra 80

6,260mAh vs 5,000mAh — the 13T lasts longer between charges.

Software longevity
13T 69Galaxy S23 Ultra 24

The 13T is supported until Apr 2031 — 38 months longer than the Galaxy S23 Ultra.

Value
13T 78Galaxy S23 Ultra 76

Pound for pound, these two are equally good deals.

Full spec table
Spec13TGalaxy S23 Ultra
Price (street)$500$339
Display6.32-inch LTPO AMOLED, 2640x1216, 120Hz6.8-inch Dynamic AMOLED 2X, QHD+, LTPO 1–120Hz, 1750 nits peak
ChipsetQualcomm Snapdragon 8 EliteSnapdragon 8 Gen 2 for Galaxy
RAM12GB/16GB8GB/12GB
Storage256GB/512GB/1TB256GB/512GB/1TB
Battery6,260 mAh5,000 mAh
Charging80W wired45W wired, 15W wireless, 4.5W reverse wireless
Rear cameras50MP main, 50MP telephoto 2x200MP main, 12MP ultra-wide, 10MP telephoto 3x, 10MP periscope 10x
Dimensions150.8 × 71.8 × 8.2 mm163.4 × 78.1 × 8.9 mm
Weight185 g234 g
Water resistanceIP65IP68
Supported untilApr 2031Feb 2028
13T full verdict →Galaxy S23 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.