PhoneLifespan

Galaxy F55 5G vs Redmi Turbo 4

vs

It depends

Too close to call outright

These two are within 3 points overall, so it depends on you: keep phones for years → Galaxy F55 5G (supported until May 2029); want maximum speed → Redmi Turbo 4 (MediaTek Dimensity 8400-Ultra (4nm)).

Value Score: Galaxy F55 5G 73 · Redmi Turbo 4 76 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 F55 5G $250
Buy with care$7.08/mo
2024◆ Buy-by May 20272029
Xiaomi Redmi Turbo 4 $215
Buy with care$7.04/mo
2025◆ Buy-by Jan 20272029

Category by category

Display
Galaxy F55 5G 70Redmi Turbo 4 80

The Redmi Turbo 4's screen is the better one — 6.67-inch ltps oled, 1.5k, 120hz, 3200 nits peak.

Performance
Galaxy F55 5G 70Redmi Turbo 4 78

The Redmi Turbo 4's MediaTek Dimensity 8400-Ultra (4nm) is simply the faster chip.

Camera
Galaxy F55 5G 67Redmi Turbo 4 67

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

Battery
Galaxy F55 5G 80Redmi Turbo 4 100

6,550mAh vs 5,000mAh — the Redmi Turbo 4 lasts longer between charges.

Software longevity
Galaxy F55 5G 42Redmi Turbo 4 36

The Galaxy F55 5G is supported until May 2029 — 5 months longer than the Redmi Turbo 4.

Value
Galaxy F55 5G 73Redmi Turbo 4 76

Pound for pound, these two are equally good deals.

Full spec table
SpecGalaxy F55 5GRedmi Turbo 4
Price (street)$250$215
Display6.55-inch Super AMOLED Plus, 1080x2400 (FHD+), 120Hz6.67-inch LTPS OLED, 1.5K, 120Hz, 3200 nits peak
ChipsetQualcomm Snapdragon 7 Gen 1MediaTek Dimensity 8400-Ultra (4nm)
RAM8GB/12GB12GB/16GB
Storage128GB/256GB256GB/512GB
Battery5,000 mAh6,550 mAh
Charging45W wired90W wired
Rear cameras50MP main, 8MP ultra-wide, 2MP macro50MP main, 8MP ultra-wide
Dimensions163.9 × 76.5 × 7.8 mm161 × 75.2 × 8.1 mm
Weight180 g204 g
Water resistanceNoneIP68
Supported untilMay 2029Jan 2029

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