PhoneLifespan

Galaxy F05 vs Galaxy J7 Duo (2018)

vs

Winner

Samsung Galaxy F05

Lifespan decides this one: the Galaxy F05 is supported until Sep 2028 at $2.96 per month of safe use, while the Galaxy J7 Duo (2018) 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 J7 Duo (2018) 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$2.96/mo
2024◆ Buy-by Sep 20262028
Samsung Galaxy J7 Duo (2018) $60
Avoid buyingsupport ended
2018◆ Buy-by Apr 20192021

Category by category

Display
Galaxy F05 50Galaxy J7 Duo (2018) 50

Both displays are effectively the same class.

Performance
Galaxy F05 40Galaxy J7 Duo (2018) 24

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

Camera
Galaxy F05 55Galaxy J7 Duo (2018) 40

The Galaxy F05 has the stronger camera system — same lens count, higher-grade sensors.

Battery
Galaxy F05 80Galaxy J7 Duo (2018) 40

5,000mAh vs 3,000mAh — the Galaxy F05 lasts longer between charges.

Software longevity
Galaxy F05 32Galaxy J7 Duo (2018) 0

The Galaxy F05 is supported until Sep 2028 — 89 months longer than the Galaxy J7 Duo (2018).

Value
Galaxy F05 66Galaxy J7 Duo (2018) 40

Overall value goes to the Galaxy F05 at $2.96 per month of safe use.

Full spec table
SpecGalaxy F05Galaxy J7 Duo (2018)
Price (street)$80$60
Display6.7-inch PLS LCD, 720x1600 (HD+), 60Hz5.5-inch Super AMOLED, 720 x 1280 (HD), 60Hz
ChipsetMediaTek Helio G85Samsung Exynos 7885
RAM4GB4GB
Storage64GB/128GB32GB
Battery5,000 mAh3,000 mAh
Charging25W wired5W wired (microUSB)
Rear cameras50MP main, 2MP depth13MP main, 5MP depth
Dimensions168.8 × 78.2 × 8.8 mm152.4 × 75.4 × 8.4 mm
Weight195 g168 g
Water resistanceNoneNone
Supported untilSep 2028Apr 2021
Galaxy F05 full verdict →Galaxy J7 Duo (2018) 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.