PhoneLifespan

iPhone 15 Plus vs iPhone 17 Pro

vs

It depends

Too close to call outright

These two are within 1 point overall — it genuinely depends on price on the day. The iPhone 17 Pro edges both longevity and performance, so prefer it when prices are close.

Value Score: iPhone 15 Plus 67 · iPhone 17 Pro 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 Plus $403
Safe to buy$7.85/mo
2023◆ Buy-by Sep 20282030
Apple iPhone 17 Pro $1099
Safe to buy$14.61/mo
2025◆ Buy-by Sep 20302032

Category by category

Display
iPhone 15 Plus 50iPhone 17 Pro 90

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

Performance
iPhone 15 Plus 80iPhone 17 Pro 100

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

Camera
iPhone 15 Plus 62iPhone 17 Pro 74

The iPhone 17 Pro has the stronger camera system (3 real rear lenses vs 2).

Battery
iPhone 15 Plus 68iPhone 17 Pro 65

Battery capacities are close enough not to decide this.

Software longevity
iPhone 15 Plus 61iPhone 17 Pro 90

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

Value
iPhone 15 Plus 67iPhone 17 Pro 68

Pound for pound, these two are equally good deals.

Full spec table
SpeciPhone 15 PlusiPhone 17 Pro
Price (street)$403$1099
Display6.7-inch Super Retina XDR OLED, 60Hz, up to 2000 nits peak6.3-inch Super Retina XDR OLED, ProMotion 1–120Hz, up to 3000 nits peak
ChipsetApple A16 BionicApple A19 Pro
RAM6GB12GB
Storage128GB/256GB/512GB256GB/512GB/1TB
Battery4,383 mAh4,252 mAh
Charging20W+ wired (50% in ~30 min), MagSafe 15W wireless, Qi 7.5WWired fast charge — 50% in ~20 min with a 40W+ adapter; MagSafe wireless up to 25W (Qi2.2)
Rear cameras48MP main, 12MP ultra-wide48MP main, 48MP ultra-wide, 48MP telephoto 4x
Dimensions160.9 × 77.8 × 7.8 mm150 × 71.9 × 8.75 mm
Weight201 g206 g
Water resistanceIP68IP68
Supported untilSep 2030Sep 2032

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