12R vs Galaxy M15 5G

Phone 1

Phone 2

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 12R runs out in Jan 2028 ($18.28/month). On a which-lasts-longer question, that's not a tie — it's the whole answer.

Value Score: 12R 72 · 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.

OnePlus 12R $350

Buy with care$18.28/mo

2024◆ Buy-by Jan 20262028

Samsung Galaxy M15 5G $150

Buy with care$4.47/mo

2024◆ Buy-by Apr 20272029

Category by category

Display

12R 90Galaxy M15 5G 50

The 12R's screen is the better one — 6.78-inch ltpo amoled proxdr, 2780×1264 (450 ppi), 1–120hz, up to 4500 nits peak.

Performance

12R 85Galaxy M15 5G 38

The 12R's Snapdragon 8 Gen 2 is simply the faster chip.

Camera

12R 67Galaxy M15 5G 55

The 12R has the stronger camera system (2 real rear lenses vs 1).

Battery

12R 90Galaxy M15 5G 100

6,000mAh vs 5,500mAh — the Galaxy M15 5G lasts longer between charges.

Software longevity

12R 23Galaxy M15 5G 40

The Galaxy M15 5G is supported until Apr 2029 — 14 months longer than the 12R.

Value

12R 72Galaxy M15 5G 71

Pound for pound, these two are equally good deals.

Full spec table

Spec	12R	Galaxy M15 5G
Price (street)	$350	$150
Display	6.78-inch LTPO AMOLED ProXDR, 2780×1264 (450 ppi), 1–120Hz, up to 4500 nits peak	6.5-inch Super AMOLED, 1080 x 2340 (FHD+), 90Hz
Chipset	Snapdragon 8 Gen 2	MediaTek Dimensity 6100+
RAM	8GB/16GB	4GB/6GB/8GB
Storage	128GB/256GB	128GB/256GB
Battery	5,500 mAh	6,000 mAh
Charging	80W SUPERVOOC wired, no wireless	25W wired
Rear cameras	50MP main, 8MP ultra-wide, 2MP macro	50MP main, 5MP ultra-wide, 2MP macro
Dimensions	163.3 × 75.3 × 8.8 mm	160.1 × 76.8 × 9.3 mm
Weight	207 g	217 g
Water resistance	IP64	None
Supported until	Jan 2028	Apr 2029

12R 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.