PhoneLifespan

Poco M7 Plus 5G vs Redmi K70 Ultra

vs

Winner

Xiaomi Poco M7 Plus 5G

Lifespan decides this one: the Poco M7 Plus 5G is supported until Aug 2029 at $4.34 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 M7 Plus 5G 75 · 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 M7 Plus 5G $165
Safe to buy$4.34/mo
2025◆ Buy-by Aug 20272029
Xiaomi Redmi K70 Ultra $380
Buy with care$15.17/mo
2024◆ Buy-by Jul 20262028

Category by category

Display
Poco M7 Plus 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
Poco M7 Plus 5G 46Redmi K70 Ultra 95

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

Camera
Poco M7 Plus 5G 55Redmi K70 Ultra 67

The Redmi K70 Ultra has the stronger camera system (2 real rear lenses vs 1).

Battery
Poco M7 Plus 5G 100Redmi K70 Ultra 90

7,000mAh vs 5,500mAh — the Poco M7 Plus 5G lasts longer between charges.

Software longevity
Poco M7 Plus 5G 45Redmi K70 Ultra 30

The Poco M7 Plus 5G is supported until Aug 2029 — 13 months longer than the Redmi K70 Ultra.

Value
Poco M7 Plus 5G 75Redmi K70 Ultra 73

Pound for pound, these two are equally good deals.

Full spec table
SpecPoco M7 Plus 5GRedmi K70 Ultra
Price (street)$165$380
Display6.9-inch IPS LCD, FHD+, 144Hz, 850 nits peak6.67-inch AMOLED, 1.5K, 144Hz, 4000 nits peak, Dolby Vision
ChipsetQualcomm Snapdragon 6s Gen 3 (6nm)MediaTek Dimensity 9300+ (4nm)
RAM4GB/6GB/8GB12GB/16GB/24GB
Storage128GB256GB/512GB/1TB
Battery7,000 mAh5,500 mAh
Charging33W wired, 18W reverse wired120W wired
Rear cameras50MP main50MP main, 8MP ultra-wide, 2MP macro
Dimensions168.5 × 80.5 × 8.4 mm160.4 × 75.1 × 8.4 mm
Weight217 g211 g
Water resistanceIP64IP68
Supported untilAug 2029Jul 2028

Scores and verdicts are computed from our verified database — see exactly how. Specs from manufacturer documentation; prices reflect major US retailers.