PhoneLifespan

Galaxy M16 5G vs Redmi 9

vs

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 Redmi 9 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 M16 5G 75 · Redmi 9 40 — 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 M16 5G $150
Safe to buy$2.66/mo
2025◆ Buy-by Feb 20292031
Xiaomi Redmi 9 $80
Avoid buyingsupport ended
2020◆ Buy-by Jun 20212023

Category by category

Display
Galaxy M16 5G 50Redmi 9 50

Both displays are effectively the same class.

Performance
Galaxy M16 5G 42Redmi 9 38

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

Camera
Galaxy M16 5G 55Redmi 9 52

Camera systems are comparable on paper — pick by sample photos.

Battery
Galaxy M16 5G 80Redmi 9 80

Battery capacities are close enough not to decide this.

Software longevity
Galaxy M16 5G 67Redmi 9 0

The Galaxy M16 5G is supported until Feb 2031 — 93 months longer than the Redmi 9.

Value
Galaxy M16 5G 75Redmi 9 40

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

Full spec table
SpecGalaxy M16 5GRedmi 9
Price (street)$150$80
Display6.7-inch Super AMOLED, 1080 x 2340 (FHD+), 90Hz6.53-inch IPS LCD, 2340x1080 (FHD+), 60Hz
ChipsetMediaTek Dimensity 6300MediaTek Helio G80
RAM4GB/6GB/8GB3GB/4GB
Storage128GB/256GB32GB/64GB
Battery5,000 mAh5,020 mAh
Charging25W wired18W wired (10W in-box)
Rear cameras50MP main, 5MP ultra-wide, 2MP macro13MP main, 8MP ultra-wide
Dimensions164.6 × 77.9 × 7.9 mm163.3 × 77.0 × 9.1 mm
Weight191 g198 g
Water resistanceNonenot rated
Supported untilFeb 2031Jun 2023
Galaxy M16 5G full verdict →Redmi 9 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.