Galaxy A56 5G vs Galaxy M15 5G

Phone 1

Phone 2

Winner

Samsung Galaxy A56 5G

Lifespan decides this one: the Galaxy A56 5G is supported until Mar 2031 at $7.83 per month of safe use, while the Galaxy M15 5G runs out in Apr 2029 ($4.45/month). On a which-lasts-longer question, that's not a tie — it's the whole answer.

Value Score: Galaxy A56 5G 68 · 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.

Samsung Galaxy A56 5G $450

Safe to buy$7.83/mo

2025◆ Buy-by Mar 20292031

Samsung Galaxy M15 5G $150

Buy with care$4.45/mo

2024◆ Buy-by Apr 20272029

Category by category

Display

Galaxy A56 5G 70Galaxy M15 5G 50

The Galaxy A56 5G's screen is the better one — 6.7-inch fhd+ super amoled, 120hz, 1200 nits.

Performance

Galaxy A56 5G 68Galaxy M15 5G 38

The Galaxy A56 5G's Exynos 1580 is simply the faster chip.

Camera

Galaxy A56 5G 67Galaxy M15 5G 55

The Galaxy A56 5G has the stronger camera system (2 real rear lenses vs 1).

Battery

Galaxy A56 5G 80Galaxy M15 5G 100

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

Software longevity

Galaxy A56 5G 68Galaxy M15 5G 40

The Galaxy A56 5G is supported until Mar 2031 — 24 months longer than the Galaxy M15 5G.

Value

Galaxy A56 5G 68Galaxy M15 5G 71

Pound for pound, these two are equally good deals.

Full spec table

Spec	Galaxy A56 5G	Galaxy M15 5G
Price (street)	$450	$150
Display	6.7-inch FHD+ Super AMOLED, 120Hz, 1200 nits	6.5-inch Super AMOLED, 1080 x 2340 (FHD+), 90Hz
Chipset	Exynos 1580	MediaTek Dimensity 6100+
RAM	8GB	4GB/6GB/8GB
Storage	128GB/256GB	128GB/256GB
Battery	5,000 mAh	6,000 mAh
Charging	45W wired (charger not included)	25W wired
Rear cameras	50MP main (OIS), 12MP ultra-wide, 5MP macro	50MP main, 5MP ultra-wide, 2MP macro
Dimensions	162.2 × 77.5 × 7.4 mm	160.1 × 76.8 × 9.3 mm
Weight	198 g	217 g
Water resistance	IP67	None
Supported until	Mar 2031	Apr 2029

Galaxy A56 5G 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.