Poco F7 5G vs Redmi K70 Ultra

Phone 1

Phone 2

Winner

Xiaomi Poco F7 5G

Lifespan decides this one: the Poco F7 5G is supported until Jun 2031 at $6.23 per month of safe use, while the Redmi K70 Ultra runs out in Jul 2028 ($15.17/month). On a which-lasts-longer question, that's not a tie — it's the whole answer.

Value Score: Poco F7 5G 83 · 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.

Xiaomi Poco F7 5G $375

Safe to buy$6.23/mo

2025◆ Buy-by Jun 20292031

Xiaomi Redmi K70 Ultra $380

Buy with care$15.17/mo

2024◆ Buy-by Jul 20262028

Category by category

Display

Poco F7 5G 80Redmi K70 Ultra 80

Both displays are effectively the same class.

Performance

Poco F7 5G 86Redmi K70 Ultra 95

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

Camera

Poco F7 5G 67Redmi K70 Ultra 67

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

Battery

Poco F7 5G 100Redmi K70 Ultra 90

6,500mAh vs 5,500mAh — the Poco F7 5G lasts longer between charges.

Software longevity

Poco F7 5G 72Redmi K70 Ultra 30

The Poco F7 5G is supported until Jun 2031 — 35 months longer than the Redmi K70 Ultra.

Value

Poco F7 5G 83Redmi K70 Ultra 73

Overall value goes to the Poco F7 5G at $6.23 per month of safe use.

Full spec table

Spec	Poco F7 5G	Redmi K70 Ultra
Price (street)	$375	$380
Display	6.83-inch AMOLED, 1.5K, 120Hz, Dolby Vision, up to 3200 nits peak, Gorilla Glass 7i	6.67-inch AMOLED, 1.5K, 144Hz, 4000 nits peak, Dolby Vision
Chipset	Qualcomm Snapdragon 8s Gen 4 (4nm)	MediaTek Dimensity 9300+ (4nm)
RAM	12GB	12GB/16GB/24GB
Storage	256GB/512GB	256GB/512GB/1TB
Battery	6,500 mAh	5,500 mAh
Charging	90W wired	120W wired
Rear cameras	50MP main, 8MP ultra-wide	50MP main, 8MP ultra-wide, 2MP macro
Dimensions	163.1 × 77.9 × 8.2 mm	160.4 × 75.1 × 8.4 mm
Weight	216 g	211 g
Water resistance	IP66/IP68/IP69	IP68
Supported until	Jun 2031	Jul 2028

Poco F7 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.