PhoneLifespan

Galaxy S24 Ultra vs 15T Pro

vs

It depends

Too close to call outright

These two are within 1 point overall, so it depends on you: keep phones for years → Galaxy S24 Ultra (supported until Jan 2031); want maximum speed → 15T Pro (MediaTek Dimensity 9400+).

Value Score: Galaxy S24 Ultra 70 · 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.

Samsung Galaxy S24 Ultra $949
Safe to buy$17.07/mo
2024◆ Buy-by Jan 20292031
Xiaomi 15T Pro $650
Safe to buy$12.65/mo
2025◆ Buy-by Sep 20282030

Category by category

Display
Galaxy S24 Ultra 10015T Pro 70

The Galaxy S24 Ultra's screen is the better one — 6.8-inch dynamic amoled 2x, qhd+ (3120×1440), 1–120hz, up to 2600 nits.

Performance
Galaxy S24 Ultra 9215T Pro 94

Performance is a wash — same chip tier.

Camera
Galaxy S24 Ultra 9615T Pro 79

The Galaxy S24 Ultra has the stronger camera system (4 real rear lenses vs 3).

Battery
Galaxy S24 Ultra 8015T Pro 90

5,500mAh vs 5,000mAh — the 15T Pro lasts longer between charges.

Software longevity
Galaxy S24 Ultra 6615T Pro 61

The Galaxy S24 Ultra is supported until Jan 2031 — 4 months longer than the 15T Pro.

Value
Galaxy S24 Ultra 7015T Pro 69

Pound for pound, these two are equally good deals.

Full spec table
SpecGalaxy S24 Ultra15T Pro
Price (street)$949$650
Display6.8-inch Dynamic AMOLED 2X, QHD+ (3120×1440), 1–120Hz, up to 2600 nits6.83-inch AMOLED, 2772x1280, 144Hz
ChipsetSnapdragon 8 Gen 3 for GalaxyMediaTek Dimensity 9400+
RAM12GB12GB
Storage256GB/512GB/1TB256GB/512GB/1TB
Battery5,000 mAh5,500 mAh
Charging45W wired, 15W wireless90W wired, 50W wireless
Rear cameras200MP main, 12MP ultra-wide, 10MP telephoto 3x, 50MP telephoto 5x periscope50MP main, 50MP telephoto 5x periscope, 12MP ultra-wide
Dimensions162.3 × 79.0 × 8.6 mm162.7 × 77.9 × 8.0 mm
Weight232 g210 g
Water resistanceIP68IP68
Supported untilJan 2031Sep 2030

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