PhoneLifespan

iQOO 11 vs 15T

vs

Winner

Xiaomi 15T

Lifespan decides this one: the 15T is supported until Sep 2030 at $9.76 per month of safe use, while the iQOO 11 runs out in Jan 2028 ($24.91/month). On a which-lasts-longer question, that's not a tie — it's the whole answer.

Value Score: iQOO 11 65 · 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.

Vivo iQOO 11 $470
Buy with care$24.91/mo
2023◆ Buy-by Jan 20262028
Xiaomi 15T $500
Safe to buy$9.76/mo
2025◆ Buy-by Sep 20282030

Category by category

Display
iQOO 11 9015T 70

The iQOO 11's screen is the better one — 6.78-inch ltpo4 amoled, qhd+, 144hz, up to 1800 nits peak.

Performance
iQOO 11 8515T 78

The iQOO 11's Qualcomm Snapdragon 8 Gen 2 is simply the faster chip.

Camera
iQOO 11 7915T 79

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

Battery
iQOO 11 8015T 90

5,500mAh vs 5,000mAh — the 15T lasts longer between charges.

Software longevity
iQOO 11 2215T 61

The 15T is supported until Sep 2030 — 32 months longer than the iQOO 11.

Value
iQOO 11 6515T 70

Overall value goes to the 15T at $9.76 per month of safe use.

Full spec table
SpeciQOO 1115T
Price (street)$470$500
Display6.78-inch LTPO4 AMOLED, QHD+, 144Hz, up to 1800 nits peak6.83-inch AMOLED, 2772x1280, 144Hz
ChipsetQualcomm Snapdragon 8 Gen 2MediaTek Dimensity 8400-Ultra
RAM8GB/12GB/16GB12GB
Storage128GB/256GB/512GB256GB/512GB
Battery5,000 mAh5,500 mAh
Charging120W wired67W wired
Rear cameras50MP main, 13MP telephoto, 8MP ultra-wide50MP main, 50MP telephoto 2x, 12MP ultra-wide
Dimensions164.9 × 77.1 × 8.4 mm163.2 × 78.0 × 7.5 mm
Weight205 g194 g
Water resistanceNot ratedIP68
Supported untilJan 2028Sep 2030
iQOO 11 full verdict →15T full verdict →Longevity master board →

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