PhoneLifespan

Galaxy F05 vs Galaxy M31

vs

Winner

Samsung Galaxy F05

Lifespan decides this one: the Galaxy F05 is supported until Sep 2028 at $2.94 per month of safe use, while the Galaxy M31 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 F05 66 · Galaxy M31 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 F05 $80
Buy with care$2.94/mo
2024◆ Buy-by Sep 20262028
Samsung Galaxy M31 $90
Avoid buyingsupport ended
2020◆ Buy-by Feb 20212023

Category by category

Display
Galaxy F05 50Galaxy M31 50

Both displays are effectively the same class.

Performance
Galaxy F05 40Galaxy M31 30

The Galaxy F05's MediaTek Helio G85 is simply the faster chip.

Camera
Galaxy F05 55Galaxy M31 67

The Galaxy M31 has the stronger camera system (2 real rear lenses vs 1).

Battery
Galaxy F05 80Galaxy M31 100

6,000mAh vs 5,000mAh — the Galaxy M31 lasts longer between charges.

Software longevity
Galaxy F05 32Galaxy M31 0

The Galaxy F05 is supported until Sep 2028 — 67 months longer than the Galaxy M31.

Value
Galaxy F05 66Galaxy M31 40

Overall value goes to the Galaxy F05 at $2.94 per month of safe use.

Full spec table
SpecGalaxy F05Galaxy M31
Price (street)$80$90
Display6.7-inch PLS LCD, 720x1600 (HD+), 60Hz6.4-inch Super AMOLED, 1080x2340 (FHD+), 60Hz
ChipsetMediaTek Helio G85Samsung Exynos 9611
RAM4GB6GB/8GB
Storage64GB/128GB64GB/128GB
Battery5,000 mAh6,000 mAh
Charging25W wired15W wired
Rear cameras50MP main, 2MP depth64MP main, 8MP ultra-wide, 5MP macro
Dimensions168.8 × 78.2 × 8.8 mm159.2 × 75.1 × 8.9 mm
Weight195 g191 g
Water resistanceNoneNone
Supported untilSep 2028Feb 2023
Galaxy F05 full verdict →Galaxy M31 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.