PhoneLifespan

GT 7T vs Redmi K80

vs

It depends

Too close to call outright

These two are within 1 point overall, so it depends on you: keep phones for years → GT 7T (supported until May 2031); want maximum speed → Redmi K80 (Qualcomm Snapdragon 8 Gen 3 (4nm)).

Value Score: GT 7T 80 · Redmi K80 79 methodology

The lifespan decider

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

Realme GT 7T $375
Safe to buy$6.33/mo
2025◆ Buy-by May 20292031
Xiaomi Redmi K80 $355
Safe to buy$8.59/mo
2024◆ Buy-by Nov 20272029

Category by category

Display
GT 7T 80Redmi K80 80

Both displays are effectively the same class.

Performance
GT 7T 78Redmi K80 92

The Redmi K80's Qualcomm Snapdragon 8 Gen 3 (4nm) is simply the faster chip.

Camera
GT 7T 67Redmi K80 67

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

Battery
GT 7T 100Redmi K80 100

Battery capacities are close enough not to decide this.

Software longevity
GT 7T 71Redmi K80 49

The GT 7T is supported until May 2031 — 18 months longer than the Redmi K80.

Value
GT 7T 80Redmi K80 79

Pound for pound, these two are equally good deals.

Full spec table
SpecGT 7TRedmi K80
Price (street)$375$355
Display6.8-inch AMOLED, 1.5K, 144Hz, 6000 nits peak6.67-inch AMOLED, 2K, 120Hz, 3200 nits peak
ChipsetMediaTek Dimensity 8400 MaxQualcomm Snapdragon 8 Gen 3 (4nm)
RAM8GB/12GB12GB/16GB
Storage128GB/256GB/512GB256GB/512GB/1TB
Battery7,000 mAh6,550 mAh
Charging120W wired SuperVOOC90W wired, 30W wireless
Rear cameras50MP main, 8MP ultra-wide50MP main, 8MP ultra-wide, 2MP macro
Dimensions162.4 × 76.0 × 8.25 mm160.3 × 75.0 × 8.0 mm
Weight202 g206 g
Water resistanceIP68/IP69IP68
Supported untilMay 2031Nov 2029

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