PhoneLifespan

Galaxy M15 5G vs Redmi Note 13 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 Redmi Note 13 5G runs out in Jan 2028 ($10.06/month). On a which-lasts-longer question, that's not a tie — it's the whole answer.

Value Score: Galaxy M15 5G 71 · Redmi Note 13 5G 64 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 M15 5G $150
Buy with care$4.47/mo
2024◆ Buy-by Apr 20272029
Xiaomi Redmi Note 13 5G $190
Buy with care$10.06/mo
2024◆ Buy-by Jan 20262028

Category by category

Display
Galaxy M15 5G 50Redmi Note 13 5G 70

The Redmi Note 13 5G's screen is the better one — 6.67" amoled, 1080 x 2400, 120hz.

Performance
Galaxy M15 5G 38Redmi Note 13 5G 40

Performance is a wash — same chip tier.

Camera
Galaxy M15 5G 55Redmi Note 13 5G 67

The Redmi Note 13 5G has the stronger camera system (2 real rear lenses vs 1).

Battery
Galaxy M15 5G 100Redmi Note 13 5G 80

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

Software longevity
Galaxy M15 5G 40Redmi Note 13 5G 22

The Galaxy M15 5G is supported until Apr 2029 — 15 months longer than the Redmi Note 13 5G.

Value
Galaxy M15 5G 71Redmi Note 13 5G 64

Overall value goes to the Galaxy M15 5G at $4.47 per month of safe use.

Full spec table
SpecGalaxy M15 5GRedmi Note 13 5G
Price (street)$150$190
Display6.5-inch Super AMOLED, 1080 x 2340 (FHD+), 90Hz6.67" AMOLED, 1080 x 2400, 120Hz
ChipsetMediaTek Dimensity 6100+MediaTek Dimensity 6080
RAM4GB/6GB/8GB6GB/8GB/12GB
Storage128GB/256GB128GB/256GB/512GB
Battery6,000 mAh5,000 mAh
Charging25W wired33W wired
Rear cameras50MP main, 5MP ultra-wide, 2MP macro108MP main, 8MP ultra-wide
Dimensions160.1 × 76.8 × 9.3 mm161.1 × 75.0 × 7.6 mm
Weight217 g174 g
Water resistanceNoneIP54
Supported untilApr 2029Jan 2028

Scores and verdicts are computed from our verified database — see exactly how. Specs from manufacturer documentation; prices reflect major US retailers.