Reno 12 5G vs 15T

Phone 1

Phone 2

Winner

Xiaomi 15T

Lifespan decides this one: the 15T is supported until Sep 2030 at $9.76 per month of safe use, while the Reno 12 5G runs out in Jun 2028 ($15.04/month). On a which-lasts-longer question, that's not a tie — it's the whole answer.

Value Score: Reno 12 5G 59 · 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.

Oppo Reno 12 5G $365

Buy with care$15.04/mo

2024◆ Buy-by Jun 20262028

Xiaomi 15T $500

Safe to buy$9.76/mo

2025◆ Buy-by Sep 20282030

Category by category

Display

Reno 12 5G 7015T 70

Both displays are effectively the same class.

Performance

Reno 12 5G 5815T 78

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

Camera

Reno 12 5G 6715T 79

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

Battery

Reno 12 5G 8015T 90

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

Software longevity

Reno 12 5G 2915T 61

The 15T is supported until Sep 2030 — 27 months longer than the Reno 12 5G.

Value

Reno 12 5G 5915T 70

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

Full spec table

Spec	Reno 12 5G	15T
Price (street)	$365	$500
Display	6.7-inch AMOLED, FHD+, 120Hz, Gorilla Glass 7i	6.83-inch AMOLED, 2772x1280, 144Hz
Chipset	MediaTek Dimensity 7300-Energy (4nm)	MediaTek Dimensity 8400-Ultra
RAM	8GB/12GB	12GB
Storage	256GB/512GB	256GB/512GB
Battery	5,000 mAh	5,500 mAh
Charging	80W wired SuperVOOC	67W wired
Rear cameras	50MP main, 8MP ultra-wide, 2MP macro	50MP main, 50MP telephoto 2x, 12MP ultra-wide
Dimensions	161.4 × 74.1 × 7.6 mm	163.2 × 78.0 × 7.5 mm
Weight	177 g	194 g
Water resistance	IP65	IP68
Supported until	Jun 2028	Sep 2030

Reno 12 5G 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.