PhoneLifespan

iPhone 15 Pro Max vs iPhone 17

vs

Winner

Apple iPhone 17

The iPhone 17 wins this one, taking software longevity and display decisively. Against the iPhone 15 Pro Max it's also the sounder buy at $10.62 per month of safe use.

Value Score: iPhone 15 Pro Max 63 · iPhone 17 68 — 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 15 Pro Max $760
Safe to buy$14.81/mo
2023◆ Buy-by Sep 20282030
Apple iPhone 17 $799
Safe to buy$10.62/mo
2025◆ Buy-by Sep 20302032

Category by category

Display
iPhone 15 Pro Max 80iPhone 17 90

The iPhone 17's screen is the better one — 6.3-inch super retina xdr oled, promotion 1–120hz, up to 3000 nits peak.

Performance
iPhone 15 Pro Max 88iPhone 17 96

The iPhone 17's Apple A19 is simply the faster chip.

Camera
iPhone 15 Pro Max 74iPhone 17 62

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

Battery
iPhone 15 Pro Max 68iPhone 17 54

4,422mAh vs 3,692mAh — the iPhone 15 Pro Max lasts longer between charges.

Software longevity
iPhone 15 Pro Max 61iPhone 17 90

The iPhone 17 is supported until Sep 2032 — 24 months longer than the iPhone 15 Pro Max.

Value
iPhone 15 Pro Max 63iPhone 17 68

Overall value goes to the iPhone 17 at $10.62 per month of safe use.

Full spec table
SpeciPhone 15 Pro MaxiPhone 17
Price (street)$760$799
Display6.7-inch Super Retina XDR OLED, 120Hz ProMotion, Always-On, Dynamic Island, up to 2000 nits peak6.3-inch Super Retina XDR OLED, ProMotion 1–120Hz, up to 3000 nits peak
ChipsetApple A17 ProApple A19
RAM8GB8GB
Storage256GB/512GB/1TB256GB/512GB
Battery4,422 mAh3,692 mAh
ChargingWired ~50% in 30 min with 20W+; MagSafe 15W wirelessWired fast charge — 50% in 20 min with a 40W+ adapter; MagSafe wireless up to 25W
Rear cameras48MP main, 12MP ultra-wide, 12MP telephoto48MP main, 48MP ultra-wide
Dimensions159.9 × 76.7 × 8.25 mm149.6 × 71.5 × 7.95 mm
Weight221 g177 g
Water resistanceIP68IP68
Supported untilSep 2030Sep 2032
iPhone 15 Pro Max full verdict →iPhone 17 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.