PhoneLifespan

iPhone 15 vs Redmi Note 15 5G

vs

Winner

Xiaomi Redmi Note 15 5G

The Redmi Note 15 5G wins this one, taking battery and display decisively. Against the iPhone 15 it's also the sounder buy at $6.03 per month of safe use.

Value Score: iPhone 15 62 · Redmi Note 15 5G 71 methodology

The lifespan decider

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

Apple iPhone 15 $430
Safe to buy$8.40/mo
2023◆ Buy-by Sep 20282030
Xiaomi Redmi Note 15 5G $250
Safe to buy$6.03/mo
2025◆ Buy-by Dec 20272029

Category by category

Display
iPhone 15 50Redmi Note 15 5G 80

The Redmi Note 15 5G's screen is the better one — 6.77-inch amoled, fhd+, 120hz, 3200 nits peak.

Performance
iPhone 15 80Redmi Note 15 5G 48

The iPhone 15's Apple A16 Bionic is simply the faster chip.

Camera
iPhone 15 62Redmi Note 15 5G 67

The Redmi Note 15 5G has the stronger camera system — same lens count, higher-grade sensors.

Battery
iPhone 15 47Redmi Note 15 5G 90

5,520mAh vs 3,349mAh — the Redmi Note 15 5G lasts longer between charges.

Software longevity
iPhone 15 61Redmi Note 15 5G 49

The iPhone 15 is supported until Sep 2030 — 10 months longer than the Redmi Note 15 5G.

Value
iPhone 15 62Redmi Note 15 5G 71

Overall value goes to the Redmi Note 15 5G at $6.03 per month of safe use.

Full spec table
SpeciPhone 15Redmi Note 15 5G
Price (street)$430$250
Display6.1-inch Super Retina XDR OLED, 60Hz, Dynamic Island, up to 2000 nits peak6.77-inch AMOLED, FHD+, 120Hz, 3200 nits peak
ChipsetApple A16 BionicQualcomm Snapdragon 6 Gen 3
RAM6GB8GB
Storage128GB/256GB/512GB256GB/512GB
Battery3,349 mAh5,520 mAh
ChargingWired ~50% in 30 min with 20W+; MagSafe 15W wireless45W wired
Rear cameras48MP main, 12MP ultra-wide108MP main, 8MP ultra-wide
Dimensions147.6 × 71.6 × 7.80 mm164 × 75.4 × 7.4 mm
Weight171 g178 g
Water resistanceIP68IP66
Supported untilSep 2030Dec 2029

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