Galaxy A15 vs Galaxy M15 5G
It depends
Too close to call outright
These two are within 4 points overall, so it depends on you: keep phones for years → Galaxy M15 5G (supported until Apr 2029); want maximum speed → Galaxy A15 (MediaTek Helio G99 (6nm)).
Value Score: Galaxy A15 67 · 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.
Category by category
Both displays are effectively the same class.
The Galaxy A15's MediaTek Helio G99 (6nm) is simply the faster chip.
Camera systems are comparable on paper — pick by sample photos.
6,000mAh vs 5,000mAh — the Galaxy M15 5G lasts longer between charges.
The Galaxy M15 5G is supported until Apr 2029 — 4 months longer than the Galaxy A15.
Overall value goes to the Galaxy M15 5G at $4.47 per month of safe use.
Full spec table
| Spec | Galaxy A15 | Galaxy M15 5G |
|---|---|---|
| Price (street) | $150 | $150 |
| Display | 6.5-inch Super AMOLED, FHD+, 90Hz, 800 nits | 6.5-inch Super AMOLED, 1080 x 2340 (FHD+), 90Hz |
| Chipset | MediaTek Helio G99 (6nm) | MediaTek Dimensity 6100+ |
| RAM | 4GB/6GB/8GB | 4GB/6GB/8GB |
| Storage | 128GB/256GB | 128GB/256GB |
| Battery | 5,000 mAh | 6,000 mAh |
| Charging | 25W wired | 25W wired |
| Rear cameras | 50MP main, 5MP ultra-wide, 2MP macro | 50MP main, 5MP ultra-wide, 2MP macro |
| Dimensions | 160.1 × 76.8 × 8.4 mm | 160.1 × 76.8 × 9.3 mm |
| Weight | 200 g | 217 g |
| Water resistance | Not rated | None |
| Supported until | Dec 2028 | Apr 2029 |
Scores and verdicts are computed from our verified database — see exactly how. Specs from manufacturer documentation; prices reflect major US retailers.