PhoneLifespan

iPhone 14 Plus vs 15T

vs

It depends

Too close to call outright

These two are within 3 points overall — it genuinely depends on price on the day. The 15T edges both longevity and performance, so prefer it when prices are close.

Value Score: iPhone 14 Plus 67 · 15T 70 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 14 Plus $301
Safe to buy$7.56/mo
2022◆ Buy-by Oct 20272029
Xiaomi 15T $500
Safe to buy$9.73/mo
2025◆ Buy-by Sep 20282030

Category by category

Display
iPhone 14 Plus 5015T 70

The 15T's screen is the better one — 6.83-inch amoled, 2772x1280, 144hz.

Performance
iPhone 14 Plus 7415T 78

The 15T's MediaTek Dimensity 8400-Ultra is simply the faster chip.

Camera
iPhone 14 Plus 5215T 79

The 15T has the stronger camera system (3 real rear lenses vs 2).

Battery
iPhone 14 Plus 6715T 90

5,500mAh vs 4,325mAh — the 15T lasts longer between charges.

Software longevity
iPhone 14 Plus 4715T 61

The 15T is supported until Sep 2030 — 12 months longer than the iPhone 14 Plus.

Value
iPhone 14 Plus 6715T 70

Pound for pound, these two are equally good deals.

Full spec table
SpeciPhone 14 Plus15T
Price (street)$301$500
Display6.7-inch Super Retina XDR OLED, 60Hz, 1200 nits HDR peak6.83-inch AMOLED, 2772x1280, 144Hz
ChipsetApple A15 Bionic (5-core GPU)MediaTek Dimensity 8400-Ultra
RAM6GB12GB
Storage128GB/256GB/512GB256GB/512GB
Battery4,325 mAh5,500 mAh
Charging20W wired (50% in ~30 min), MagSafe 15W wireless67W wired
Rear cameras12MP main, 12MP ultra-wide50MP main, 50MP telephoto 2x, 12MP ultra-wide
Dimensions160.8 × 78.1 × 7.8 mm163.2 × 78.0 × 7.5 mm
Weight203 g194 g
Water resistanceIP68IP68
Supported untilOct 2029Sep 2030

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