12 vs GT 7

Phone 1

Phone 2

Winner

Realme GT 7

Lifespan decides this one: the GT 7 is supported until May 2031 at $9.26 per month of safe use, while the 12 runs out in Jan 2029 ($15.94/month). On a which-lasts-longer question, that's not a tie — it's the whole answer.

Value Score: 12 72 · GT 7 76 — methodology

The lifespan decider

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

OnePlus 12 $500

Buy with care$15.94/mo

2024◆ Buy-by Jan 20272029

Realme GT 7 $550

Safe to buy$9.26/mo

2025◆ Buy-by May 20292031

Category by category

Display

12 100GT 7 70

The 12's screen is the better one — 6.82-inch ltpo amoled proxdr, qhd+ (3168×1440), 1–120hz, up to 4500 nits peak.

Performance

12 92GT 7 94

Performance is a wash — same chip tier.

Camera

12 79GT 7 79

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

Battery

12 88GT 7 100

7,000mAh vs 5,400mAh — the GT 7 lasts longer between charges.

Software longevity

12 37GT 7 71

The GT 7 is supported until May 2031 — 28 months longer than the 12.

Value

12 72GT 7 76

Overall value goes to the GT 7 at $9.26 per month of safe use.

Full spec table

Spec	12	GT 7
Price (street)	$500	$550
Display	6.82-inch LTPO AMOLED ProXDR, QHD+ (3168×1440), 1–120Hz, up to 4500 nits peak	6.78-inch AMOLED, 2780x1264, 120Hz
Chipset	Snapdragon 8 Gen 3	MediaTek Dimensity 9400e
RAM	12GB/16GB	8GB/12GB
Storage	256GB/512GB	256GB/512GB
Battery	5,400 mAh	7,000 mAh
Charging	80W SUPERVOOC wired (50W in North America), 50W wireless	120W wired
Rear cameras	50MP main, 48MP ultra-wide, 64MP periscope 3x	50MP main, 50MP telephoto 2x, 8MP ultra-wide
Dimensions	164.3 × 75.8 × 9.2 mm	162.4 × 76.1 × 8.3 mm
Weight	220 g	206 g
Water resistance	IP65	IP68/IP69
Supported until	Jan 2029	May 2031

12 full verdict →GT 7 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.