PhoneLifespan

iPhone 15 vs 90 GT

vs

Winner

Apple iPhone 15

Lifespan decides this one: the iPhone 15 is supported until Sep 2030 at $8.41 per month of safe use, while the 90 GT runs out in Dec 2027 ($16.58/month). On a which-lasts-longer question, that's not a tie — it's the whole answer.

Value Score: iPhone 15 62 · 90 GT 69 — 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 $430
Safe to buy$8.41/mo
2023◆ Buy-by Sep 20282030
Honor 90 GT $300
Buy with care$16.58/mo
2023◆ Buy-by Dec 20252027

Category by category

Display
iPhone 15 5090 GT 80

The 90 GT's screen is the better one — 6.7-inch amoled, 120hz, 2600 nits peak.

Performance
iPhone 15 8090 GT 85

The 90 GT's Snapdragon 8 Gen 2 is simply the faster chip.

Camera
iPhone 15 6290 GT 67

The 90 GT has the stronger camera system — same lens count, higher-grade sensors.

Battery
iPhone 15 4790 GT 80

5,000mAh vs 3,349mAh — the 90 GT lasts longer between charges.

Software longevity
iPhone 15 6190 GT 22

The iPhone 15 is supported until Sep 2030 — 33 months longer than the 90 GT.

Value
iPhone 15 6290 GT 69

Overall value goes to the 90 GT at $16.58 per month of safe use.

Full spec table
SpeciPhone 1590 GT
Price (street)$430$300
Display6.1-inch Super Retina XDR OLED, 60Hz, Dynamic Island, up to 2000 nits peak6.7-inch AMOLED, 120Hz, 2600 nits peak
ChipsetApple A16 BionicSnapdragon 8 Gen 2
RAM6GB12GB/16GB/24GB
Storage128GB/256GB/512GB256GB/512GB/1TB
Battery3,349 mAh5,000 mAh
ChargingWired ~50% in 30 min with 20W+; MagSafe 15W wireless100W wired
Rear cameras48MP main, 12MP ultra-wide50MP main, 12MP ultra-wide
Dimensions147.6 × 71.6 × 7.80 mm161 x 74.2 x 7.9 mm
Weight171 g185 g
Water resistanceIP68None
Supported untilSep 2030Dec 2027
iPhone 15 full verdict →90 GT 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.