PhoneLifespan

Galaxy S23 FE vs Redmi K80

vs

Winner

Xiaomi Redmi K80

Lifespan decides this one: the Redmi K80 is supported until Nov 2029 at $8.59 per month of safe use, while the Galaxy S23 FE runs out in Oct 2028 ($5.80/month). On a which-lasts-longer question, that's not a tie — it's the whole answer.

Value Score: Galaxy S23 FE 71 · Redmi K80 79 — 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 S23 FE $164
Buy with care$5.80/mo
2023◆ Buy-by Oct 20262028
Xiaomi Redmi K80 $355
Safe to buy$8.59/mo
2024◆ Buy-by Nov 20272029

Category by category

Display
Galaxy S23 FE 70Redmi K80 80

The Redmi K80's screen is the better one — 6.67-inch amoled, 2k, 120hz, 3200 nits peak.

Performance
Galaxy S23 FE 65Redmi K80 92

The Redmi K80's Qualcomm Snapdragon 8 Gen 3 (4nm) is simply the faster chip.

Camera
Galaxy S23 FE 79Redmi K80 67

The Galaxy S23 FE has the stronger camera system (3 real rear lenses vs 2).

Battery
Galaxy S23 FE 70Redmi K80 100

6,550mAh vs 4,500mAh — the Redmi K80 lasts longer between charges.

Software longevity
Galaxy S23 FE 34Redmi K80 49

The Redmi K80 is supported until Nov 2029 — 13 months longer than the Galaxy S23 FE.

Value
Galaxy S23 FE 71Redmi K80 79

Overall value goes to the Redmi K80 at $8.59 per month of safe use.

Full spec table
SpecGalaxy S23 FERedmi K80
Price (street)$164$355
Display6.4-inch Dynamic AMOLED 2X, FHD+, 60–120Hz6.67-inch AMOLED, 2K, 120Hz, 3200 nits peak
ChipsetSnapdragon 8 Gen 1 (US model)Qualcomm Snapdragon 8 Gen 3 (4nm)
RAM8GB12GB/16GB
Storage128GB/256GB256GB/512GB/1TB
Battery4,500 mAh6,550 mAh
Charging25W wired, 15W wireless, 4.5W reverse wireless90W wired, 30W wireless
Rear cameras50MP main, 12MP ultra-wide, 8MP telephoto 3x50MP main, 8MP ultra-wide, 2MP macro
Dimensions158.0 × 76.5 × 8.2 mm160.3 × 75.0 × 8.0 mm
Weight209 g206 g
Water resistanceIP68IP68
Supported untilOct 2028Nov 2029
Galaxy S23 FE full verdict →Redmi K80 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.