PhoneLifespan

iPhone 15 vs Redmi Turbo 4 Pro

vs

Winner

Apple iPhone 15

Lifespan decides this one: the iPhone 15 is supported until Sep 2030 at $8.40 per month of safe use, while the Redmi Turbo 4 Pro runs out in Apr 2029 ($8.92/month). On a which-lasts-longer question, that's not a tie — it's the whole answer.

Value Score: iPhone 15 62 · Redmi Turbo 4 Pro 77 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 Turbo 4 Pro $305
Buy with care$8.92/mo
2025◆ Buy-by Apr 20272029

Category by category

Display
iPhone 15 50Redmi Turbo 4 Pro 80

The Redmi Turbo 4 Pro's screen is the better one — 6.83-inch amoled, 1.5k, 120hz, 3200 nits peak.

Performance
iPhone 15 80Redmi Turbo 4 Pro 86

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

Camera
iPhone 15 62Redmi Turbo 4 Pro 67

The Redmi Turbo 4 Pro has the stronger camera system — same lens count, higher-grade sensors.

Battery
iPhone 15 47Redmi Turbo 4 Pro 100

7,550mAh vs 3,349mAh — the Redmi Turbo 4 Pro lasts longer between charges.

Software longevity
iPhone 15 61Redmi Turbo 4 Pro 41

The iPhone 15 is supported until Sep 2030 — 17 months longer than the Redmi Turbo 4 Pro.

Value
iPhone 15 62Redmi Turbo 4 Pro 77

Overall value goes to the Redmi Turbo 4 Pro at $8.92 per month of safe use.

Full spec table
SpeciPhone 15Redmi Turbo 4 Pro
Price (street)$430$305
Display6.1-inch Super Retina XDR OLED, 60Hz, Dynamic Island, up to 2000 nits peak6.83-inch AMOLED, 1.5K, 120Hz, 3200 nits peak
ChipsetApple A16 BionicQualcomm Snapdragon 8s Gen 4 (4nm)
RAM6GB12GB/16GB
Storage128GB/256GB/512GB256GB/512GB/1TB
Battery3,349 mAh7,550 mAh
ChargingWired ~50% in 30 min with 20W+; MagSafe 15W wireless90W wired
Rear cameras48MP main, 12MP ultra-wide50MP main, 8MP ultra-wide
Dimensions147.6 × 71.6 × 7.80 mm163.1 × 77.9 × 8.0 mm
Weight171 g219 g
Water resistanceIP68IP68/IP69
Supported untilSep 2030Apr 2029

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