PhoneLifespan

Galaxy F05 vs Redmi Note 9S

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 Redmi Note 9S 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 · Redmi Note 9S 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
Xiaomi Redmi Note 9S $120
Avoid buyingsupport ended
2020◆ Buy-by Apr 20212023

Category by category

Display
Galaxy F05 50Redmi Note 9S 50

Both displays are effectively the same class.

Performance
Galaxy F05 40Redmi Note 9S 46

The Redmi Note 9S's Qualcomm Snapdragon 720G is simply the faster chip.

Camera
Galaxy F05 55Redmi Note 9S 62

The Redmi Note 9S has the stronger camera system (2 real rear lenses vs 1).

Battery
Galaxy F05 80Redmi Note 9S 80

Battery capacities are close enough not to decide this.

Software longevity
Galaxy F05 32Redmi Note 9S 0

The Galaxy F05 is supported until Sep 2028 — 66 months longer than the Redmi Note 9S.

Value
Galaxy F05 66Redmi Note 9S 40

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

Full spec table
SpecGalaxy F05Redmi Note 9S
Price (street)$80$120
Display6.7-inch PLS LCD, 720x1600 (HD+), 60Hz6.67-inch IPS LCD, 2400x1080 (FHD+), 60Hz
ChipsetMediaTek Helio G85Qualcomm Snapdragon 720G
RAM4GB4GB/6GB
Storage64GB/128GB64GB/128GB
Battery5,000 mAh5,020 mAh
Charging25W wired18W wired (22.5W charger in box)
Rear cameras50MP main, 2MP depth48MP main, 8MP ultra-wide
Dimensions168.8 × 78.2 × 8.8 mm165.8 × 76.7 × 8.8 mm
Weight195 g209 g
Water resistanceNonesplash-resistant (P2i nano coating, no IP rating)
Supported untilSep 2028Apr 2023

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