PhoneLifespan

90 GT vs Galaxy M15 5G

vs

Winner

Samsung Galaxy M15 5G

Lifespan decides this one: the Galaxy M15 5G is supported until Apr 2029 at $4.47 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: 90 GT 69 · Galaxy M15 5G 71 — methodology

The lifespan decider

When specs are close, support length decides it — this is what each phone costs per month of safe use.

Honor 90 GT $300
Buy with care$16.58/mo
2023◆ Buy-by Dec 20252027
Samsung Galaxy M15 5G $150
Buy with care$4.47/mo
2024◆ Buy-by Apr 20272029

Category by category

Display
90 GT 80Galaxy M15 5G 50

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

Performance
90 GT 85Galaxy M15 5G 38

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

Camera
90 GT 67Galaxy M15 5G 55

The 90 GT has the stronger camera system (2 real rear lenses vs 1).

Battery
90 GT 80Galaxy M15 5G 100

6,000mAh vs 5,000mAh — the Galaxy M15 5G lasts longer between charges.

Software longevity
90 GT 22Galaxy M15 5G 40

The Galaxy M15 5G is supported until Apr 2029 — 15 months longer than the 90 GT.

Value
90 GT 69Galaxy M15 5G 71

Pound for pound, these two are equally good deals.

Full spec table
Spec90 GTGalaxy M15 5G
Price (street)$300$150
Display6.7-inch AMOLED, 120Hz, 2600 nits peak6.5-inch Super AMOLED, 1080 x 2340 (FHD+), 90Hz
ChipsetSnapdragon 8 Gen 2MediaTek Dimensity 6100+
RAM12GB/16GB/24GB4GB/6GB/8GB
Storage256GB/512GB/1TB128GB/256GB
Battery5,000 mAh6,000 mAh
Charging100W wired25W wired
Rear cameras50MP main, 12MP ultra-wide50MP main, 5MP ultra-wide, 2MP macro
Dimensions161 x 74.2 x 7.9 mm160.1 × 76.8 × 9.3 mm
Weight185 g217 g
Water resistanceNoneNone
Supported untilDec 2027Apr 2029
90 GT full verdict →Galaxy M15 5G 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.