PhoneLifespan

Poco F7 5G vs Redmi 15 5G

vs

Winner

Xiaomi Poco F7 5G

The Poco F7 5G wins this one, taking performance and software longevity decisively. Against the Redmi 15 5G it's also the sounder buy at $6.23 per month of safe use.

Value Score: Poco F7 5G 83 · Redmi 15 5G 75 methodology

The lifespan decider

When specs are close, support length decides it — this is what each phone costs per month of safe use.

Xiaomi Poco F7 5G $375
Safe to buy$6.23/mo
2025◆ Buy-by Jun 20292031
Xiaomi Redmi 15 5G $180
Safe to buy$4.80/mo
2025◆ Buy-by Aug 20272029

Category by category

Display
Poco F7 5G 80Redmi 15 5G 70

The Poco F7 5G's screen is the better one — 6.83-inch amoled, 1.5k, 120hz, dolby vision, up to 3200 nits peak, gorilla glass 7i.

Performance
Poco F7 5G 86Redmi 15 5G 46

The Poco F7 5G's Qualcomm Snapdragon 8s Gen 4 (4nm) is simply the faster chip.

Camera
Poco F7 5G 67Redmi 15 5G 55

The Poco F7 5G has the stronger camera system (2 real rear lenses vs 1).

Battery
Poco F7 5G 100Redmi 15 5G 100

Battery capacities are close enough not to decide this.

Software longevity
Poco F7 5G 72Redmi 15 5G 45

The Poco F7 5G is supported until Jun 2031 — 23 months longer than the Redmi 15 5G.

Value
Poco F7 5G 83Redmi 15 5G 75

Overall value goes to the Poco F7 5G at $6.23 per month of safe use.

Full spec table
SpecPoco F7 5GRedmi 15 5G
Price (street)$375$180
Display6.83-inch AMOLED, 1.5K, 120Hz, Dolby Vision, up to 3200 nits peak, Gorilla Glass 7i6.9-inch IPS LCD, FHD+, 144Hz, 850 nits peak
ChipsetQualcomm Snapdragon 8s Gen 4 (4nm)Qualcomm Snapdragon 6s Gen 3
RAM12GB4GB/6GB/8GB
Storage256GB/512GB128GB/256GB
Battery6,500 mAh7,000 mAh
Charging90W wired33W wired, 18W reverse wired
Rear cameras50MP main, 8MP ultra-wide50MP main, 2MP depth
Dimensions163.1 × 77.9 × 8.2 mm169.5 × 80.5 × 8.4 mm
Weight216 g217 g
Water resistanceIP66/IP68/IP69IP64
Supported untilJun 2031Aug 2029

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