PhoneLifespan

iPhone 13 vs GT 7T

vs

Winner

Realme GT 7T

Lifespan decides this one: the GT 7T is supported until May 2031 at $6.33 per month of safe use, while the iPhone 13 runs out in Sep 2028 ($9.14/month). On a which-lasts-longer question, that's not a tie — it's the whole answer.

Value Score: iPhone 13 60 · GT 7T 80 — 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 13 $249
Buy with care$9.14/mo
2021◆ Buy-by Sep 20262028
Realme GT 7T $375
Safe to buy$6.33/mo
2025◆ Buy-by May 20292031

Category by category

Display
iPhone 13 50GT 7T 80

The GT 7T's screen is the better one — 6.8-inch amoled, 1.5k, 144hz, 6000 nits peak.

Performance
iPhone 13 74GT 7T 78

The GT 7T's MediaTek Dimensity 8400 Max is simply the faster chip.

Camera
iPhone 13 52GT 7T 67

The GT 7T has the stronger camera system — same lens count, higher-grade sensors.

Battery
iPhone 13 45GT 7T 100

7,000mAh vs 3,240mAh — the GT 7T lasts longer between charges.

Software longevity
iPhone 13 32GT 7T 71

The GT 7T is supported until May 2031 — 32 months longer than the iPhone 13.

Value
iPhone 13 60GT 7T 80

Overall value goes to the GT 7T at $6.33 per month of safe use.

Full spec table
SpeciPhone 13GT 7T
Price (street)$249$375
Display6.1-inch Super Retina XDR OLED, 60Hz6.8-inch AMOLED, 1.5K, 144Hz, 6000 nits peak
ChipsetApple A15 BionicMediaTek Dimensity 8400 Max
RAM4GB8GB/12GB
Storage128GB/256GB/512GB128GB/256GB/512GB
Battery3,240 mAh7,000 mAh
Charging20W wired (50% in ~30 min), MagSafe 15W wireless120W wired SuperVOOC
Rear cameras12MP main, 12MP ultra-wide50MP main, 8MP ultra-wide
Dimensions146.7 × 71.5 × 7.65 mm162.4 × 76.0 × 8.25 mm
Weight174 g202 g
Water resistanceIP68IP68/IP69
Supported untilSep 2028May 2031
iPhone 13 full verdict →GT 7T 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.