PhoneLifespan

iPhone 15 Plus vs iPhone 15 Pro Max

vs

It depends

Too close to call outright

These two are within 4 points overall, so it depends on you: keep phones for years → iPhone 15 Plus (supported until Sep 2030); want maximum speed → iPhone 15 Pro Max (Apple A17 Pro).

Value Score: iPhone 15 Plus 67 · iPhone 15 Pro Max 63 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 15 Pro Max $760
Safe to buy$14.81/mo
2023◆ Buy-by Sep 20282030

Category by category

Display
iPhone 15 Plus 50iPhone 15 Pro Max 80

The iPhone 15 Pro Max's screen is the better one — 6.7-inch super retina xdr oled, 120hz promotion, always-on, dynamic island, up to 2000 nits peak.

Performance
iPhone 15 Plus 80iPhone 15 Pro Max 88

The iPhone 15 Pro Max's Apple A17 Pro is simply the faster chip.

Camera
iPhone 15 Plus 62iPhone 15 Pro Max 74

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

Battery
iPhone 15 Plus 68iPhone 15 Pro Max 68

Battery capacities are close enough not to decide this.

Software longevity
iPhone 15 Plus 61iPhone 15 Pro Max 61

Both phones' support windows end around the same time.

Value
iPhone 15 Plus 67iPhone 15 Pro Max 63

Overall value goes to the iPhone 15 Plus at $7.85 per month of safe use.

Full spec table
SpeciPhone 15 PlusiPhone 15 Pro Max
Price (street)$403$760
Display6.7-inch Super Retina XDR OLED, 60Hz, up to 2000 nits peak6.7-inch Super Retina XDR OLED, 120Hz ProMotion, Always-On, Dynamic Island, up to 2000 nits peak
ChipsetApple A16 BionicApple A17 Pro
RAM6GB8GB
Storage128GB/256GB/512GB256GB/512GB/1TB
Battery4,383 mAh4,422 mAh
Charging20W+ wired (50% in ~30 min), MagSafe 15W wireless, Qi 7.5WWired ~50% in 30 min with 20W+; MagSafe 15W wireless
Rear cameras48MP main, 12MP ultra-wide48MP main, 12MP ultra-wide, 12MP telephoto
Dimensions160.9 × 77.8 × 7.8 mm159.9 × 76.7 × 8.25 mm
Weight201 g221 g
Water resistanceIP68IP68
Supported untilSep 2030Sep 2030

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