PhoneLifespan

Galaxy A21 vs Galaxy F05

vs

Winner

Samsung Galaxy F05

Lifespan decides this one: the Galaxy F05 is supported until Sep 2028 at $2.95 per month of safe use, while the Galaxy A21 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 A21 40 · Galaxy F05 66 — 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 A21 $55
Avoid buyingsupport ended
2020◆ Buy-by Jun 20212023
Samsung Galaxy F05 $80
Buy with care$2.95/mo
2024◆ Buy-by Sep 20262028

Category by category

Display
Galaxy A21 50Galaxy F05 50

Both displays are effectively the same class.

Performance
Galaxy A21 22Galaxy F05 40

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

Camera
Galaxy A21 52Galaxy F05 55

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

Battery
Galaxy A21 60Galaxy F05 80

5,000mAh vs 4,000mAh — the Galaxy F05 lasts longer between charges.

Software longevity
Galaxy A21 0Galaxy F05 32

The Galaxy F05 is supported until Sep 2028 — 64 months longer than the Galaxy A21.

Value
Galaxy A21 40Galaxy F05 66

Overall value goes to the Galaxy F05 at $2.95 per month of safe use.

Full spec table
SpecGalaxy A21Galaxy F05
Price (street)$55$80
Display6.5-inch PLS LCD, 720 x 1600 (HD+), 60Hz6.7-inch PLS LCD, 720x1600 (HD+), 60Hz
ChipsetMediaTek Helio P35MediaTek Helio G85
RAM3GB4GB
Storage32GB64GB/128GB
Battery4,000 mAh5,000 mAh
Charging15W wired25W wired
Rear cameras16MP main, 8MP ultra-wide, 2MP macro, 2MP depth50MP main, 2MP depth
Dimensions159.0 × 75.3 × 8.9 mm168.8 × 78.2 × 8.8 mm
Weight192 g195 g
Water resistanceNoneNone
Supported untilJun 2023Sep 2028
Galaxy A21 full verdict →Galaxy F05 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.