PhoneLifespan

Galaxy S24 vs Galaxy S25 Ultra

vs

It depends

Too close to call outright

These two are within 4 points overall — it genuinely depends on price on the day. The Galaxy S25 Ultra edges both longevity and performance, so prefer it when prices are close.

Value Score: Galaxy S24 71 · Galaxy S25 Ultra 75 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 $549
Safe to buy$9.87/mo
2024◆ Buy-by Jan 20292031
Samsung Galaxy S25 Ultra $902
Safe to buy$13.30/mo
2025◆ Buy-by Feb 20302032

Category by category

Display
Galaxy S24 90Galaxy S25 Ultra 100

The Galaxy S25 Ultra's screen is the better one — 6.9-inch dynamic ltpo amoled 2x, qhd+, 1–120hz, up to 2600 nits.

Performance
Galaxy S24 92Galaxy S25 Ultra 98

The Galaxy S25 Ultra's Snapdragon 8 Elite for Galaxy is simply the faster chip.

Camera
Galaxy S24 79Galaxy S25 Ultra 96

The Galaxy S25 Ultra has the stronger camera system (4 real rear lenses vs 3).

Battery
Galaxy S24 60Galaxy S25 Ultra 80

5,000mAh vs 4,000mAh — the Galaxy S25 Ultra lasts longer between charges.

Software longevity
Galaxy S24 66Galaxy S25 Ultra 81

The Galaxy S25 Ultra is supported until Feb 2032 — 12 months longer than the Galaxy S24.

Value
Galaxy S24 71Galaxy S25 Ultra 75

Overall value goes to the Galaxy S25 Ultra at $13.30 per month of safe use.

Full spec table
SpecGalaxy S24Galaxy S25 Ultra
Price (street)$549$902
Display6.2-inch Dynamic AMOLED 2X, FHD+ (2340×1080), 1–120Hz, up to 2600 nits6.9-inch Dynamic LTPO AMOLED 2X, QHD+, 1–120Hz, up to 2600 nits
ChipsetSnapdragon 8 Gen 3 for Galaxy (US)Snapdragon 8 Elite for Galaxy
RAM8GB12GB
Storage128GB/256GB/512GB256GB/512GB/1TB
Battery4,000 mAh5,000 mAh
Charging25W wired, 15W wireless45W wired (65% in 30 min), 15W wireless (Qi2 Ready), 4.5W reverse wireless
Rear cameras50MP main, 12MP ultra-wide, 10MP telephoto 3x200MP main, 50MP ultra-wide, 10MP telephoto 3x, 50MP periscope 5x
Dimensions147.0 × 70.6 × 7.6 mm162.8 × 77.6 × 8.2 mm
Weight167 g218 g
Water resistanceIP68IP68
Supported untilJan 2031Feb 2032

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