PhoneLifespan

iPhone 17 vs Galaxy S25 Ultra

vs

Winner

Samsung Galaxy S25 Ultra

The Galaxy S25 Ultra wins this one, taking camera and battery decisively. Against the iPhone 17 it's also the sounder buy at $13.30 per month of safe use.

Value Score: iPhone 17 68 · 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.

Apple iPhone 17 $799
Safe to buy$10.62/mo
2025◆ Buy-by Sep 20302032
Samsung Galaxy S25 Ultra $902
Safe to buy$13.30/mo
2025◆ Buy-by Feb 20302032

Category by category

Display
iPhone 17 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
iPhone 17 96Galaxy S25 Ultra 98

Performance is a wash — same chip tier.

Camera
iPhone 17 62Galaxy S25 Ultra 96

The Galaxy S25 Ultra has the stronger camera system (4 real rear lenses vs 2).

Battery
iPhone 17 54Galaxy S25 Ultra 80

5,000mAh vs 3,692mAh — the Galaxy S25 Ultra lasts longer between charges.

Software longevity
iPhone 17 90Galaxy S25 Ultra 81

The iPhone 17 is supported until Sep 2032 — 7 months longer than the Galaxy S25 Ultra.

Value
iPhone 17 68Galaxy S25 Ultra 75

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

Full spec table
SpeciPhone 17Galaxy S25 Ultra
Price (street)$799$902
Display6.3-inch Super Retina XDR OLED, ProMotion 1–120Hz, up to 3000 nits peak6.9-inch Dynamic LTPO AMOLED 2X, QHD+, 1–120Hz, up to 2600 nits
ChipsetApple A19Snapdragon 8 Elite for Galaxy
RAM8GB12GB
Storage256GB/512GB256GB/512GB/1TB
Battery3,692 mAh5,000 mAh
ChargingWired fast charge — 50% in 20 min with a 40W+ adapter; MagSafe wireless up to 25W45W wired (65% in 30 min), 15W wireless (Qi2 Ready), 4.5W reverse wireless
Rear cameras48MP main, 48MP ultra-wide200MP main, 50MP ultra-wide, 10MP telephoto 3x, 50MP periscope 5x
Dimensions149.6 × 71.5 × 7.95 mm162.8 × 77.6 × 8.2 mm
Weight177 g218 g
Water resistanceIP68IP68
Supported untilSep 2032Feb 2032
iPhone 17 full verdict →Galaxy S25 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.