12+ 5G vs Redmi K70 Ultra

Phone 1

Phone 2

Winner

Xiaomi Redmi K70 Ultra

The Redmi K70 Ultra wins this one, taking performance and display decisively. Against the 12+ 5G it's also the sounder buy at $15.17 per month of safe use.

Value Score: 12+ 5G 68 · Redmi K70 Ultra 73 — methodology

The lifespan decider

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

Realme 12+ 5G $215

Buy with care$10.50/mo

2024◆ Buy-by Mar 20262028

Xiaomi Redmi K70 Ultra $380

Buy with care$15.17/mo

2024◆ Buy-by Jul 20262028

Category by category

Display

12+ 5G 70Redmi K70 Ultra 80

The Redmi K70 Ultra's screen is the better one — 6.67-inch amoled, 1.5k, 144hz, 4000 nits peak, dolby vision.

Performance

12+ 5G 52Redmi K70 Ultra 95

The Redmi K70 Ultra's MediaTek Dimensity 9300+ (4nm) is simply the faster chip.

Camera

12+ 5G 67Redmi K70 Ultra 67

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

Battery

12+ 5G 80Redmi K70 Ultra 90

5,500mAh vs 5,000mAh — the Redmi K70 Ultra lasts longer between charges.

Software longevity

12+ 5G 24Redmi K70 Ultra 30

The Redmi K70 Ultra is supported until Jul 2028 — 5 months longer than the 12+ 5G.

Value

12+ 5G 68Redmi K70 Ultra 73

Overall value goes to the Redmi K70 Ultra at $15.17 per month of safe use.

Full spec table

Spec	12+ 5G	Redmi K70 Ultra
Price (street)	$215	$380
Display	6.67-inch curved AMOLED, FHD+, 120Hz, up to 2000 nits peak	6.67-inch AMOLED, 1.5K, 144Hz, 4000 nits peak, Dolby Vision
Chipset	MediaTek Dimensity 7050 (6nm)	MediaTek Dimensity 9300+ (4nm)
RAM	8GB/12GB	12GB/16GB/24GB
Storage	128GB/256GB	256GB/512GB/1TB
Battery	5,000 mAh	5,500 mAh
Charging	67W wired SUPERVOOC	120W wired
Rear cameras	50MP main, 8MP ultra-wide, 2MP macro	50MP main, 8MP ultra-wide, 2MP macro
Dimensions	162.3 × 75.1 × 7.9 mm	160.4 × 75.1 × 8.4 mm
Weight	190 g	211 g
Water resistance	IP54	IP68
Supported until	Mar 2028	Jul 2028

12+ 5G full verdict →Redmi K70 Ultra 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.