Galaxy A21s vs Galaxy M16 5G

Phone 1

Phone 2

Winner

Samsung Galaxy M16 5G

Lifespan decides this one: the Galaxy M16 5G is supported until Feb 2031 at $2.66 per month of safe use, while the Galaxy A21s is already past its support window. On a which-lasts-longer question, that's not a tie — it's the whole answer.

Value Score: Galaxy A21s 40 · Galaxy M16 5G 75 — 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 A21s $60

Avoid buyingsupport ended

2020◆ Buy-by Jun 20212023

Samsung Galaxy M16 5G $150

Safe to buy$2.66/mo

2025◆ Buy-by Feb 20292031

Category by category

Display

Galaxy A21s 50Galaxy M16 5G 50

Both displays are effectively the same class.

Performance

Galaxy A21s 28Galaxy M16 5G 42

The Galaxy M16 5G's MediaTek Dimensity 6300 is simply the faster chip.

Camera

Galaxy A21s 62Galaxy M16 5G 55

The Galaxy A21s has the stronger camera system (2 real rear lenses vs 1).

Battery

Galaxy A21s 80Galaxy M16 5G 80

Battery capacities are close enough not to decide this.

Software longevity

Galaxy A21s 0Galaxy M16 5G 67

The Galaxy M16 5G is supported until Feb 2031 — 92 months longer than the Galaxy A21s.

Value

Galaxy A21s 40Galaxy M16 5G 75

Overall value goes to the Galaxy M16 5G at $2.66 per month of safe use.

Full spec table

Spec	Galaxy A21s	Galaxy M16 5G
Price (street)	$60	$150
Display	6.5-inch PLS LCD, 720 x 1600 (HD+), 60Hz	6.7-inch Super AMOLED, 1080 x 2340 (FHD+), 90Hz
Chipset	Samsung Exynos 850	MediaTek Dimensity 6300
RAM	2GB/3GB/4GB/6GB	4GB/6GB/8GB
Storage	32GB/64GB/128GB	128GB/256GB
Battery	5,000 mAh	5,000 mAh
Charging	15W wired	25W wired
Rear cameras	48MP main, 8MP ultra-wide, 2MP macro, 2MP depth	50MP main, 5MP ultra-wide, 2MP macro
Dimensions	163.7 × 75.3 × 8.9 mm	164.6 × 77.9 × 7.9 mm
Weight	192 g	191 g
Water resistance	None	None
Supported until	Jun 2023	Feb 2031

Galaxy A21s full verdict →Galaxy M16 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.