PhoneLifespan

Poco M7 Plus 5G vs Redmi Note 15 5G

vs

It depends

Too close to call outright

These two are within 4 points overall — it genuinely depends on price on the day. The Redmi Note 15 5G edges both longevity and performance, so prefer it when prices are close.

Value Score: Poco M7 Plus 5G 75 · Redmi Note 15 5G 71 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 Note 15 5G $250
Safe to buy$6.03/mo
2025◆ Buy-by Dec 20272029

Category by category

Display
Poco M7 Plus 5G 70Redmi Note 15 5G 80

The Redmi Note 15 5G's screen is the better one — 6.77-inch amoled, fhd+, 120hz, 3200 nits peak.

Performance
Poco M7 Plus 5G 46Redmi Note 15 5G 48

Performance is a wash — same chip tier.

Camera
Poco M7 Plus 5G 55Redmi Note 15 5G 67

The Redmi Note 15 5G has the stronger camera system (2 real rear lenses vs 1).

Battery
Poco M7 Plus 5G 100Redmi Note 15 5G 90

7,000mAh vs 5,520mAh — the Poco M7 Plus 5G lasts longer between charges.

Software longevity
Poco M7 Plus 5G 45Redmi Note 15 5G 49

The Redmi Note 15 5G is supported until Dec 2029 — 3 months longer than the Poco M7 Plus 5G.

Value
Poco M7 Plus 5G 75Redmi Note 15 5G 71

Overall value goes to the Poco M7 Plus 5G at $4.34 per month of safe use.

Full spec table
SpecPoco M7 Plus 5GRedmi Note 15 5G
Price (street)$165$250
Display6.9-inch IPS LCD, FHD+, 144Hz, 850 nits peak6.77-inch AMOLED, FHD+, 120Hz, 3200 nits peak
ChipsetQualcomm Snapdragon 6s Gen 3 (6nm)Qualcomm Snapdragon 6 Gen 3
RAM4GB/6GB/8GB8GB
Storage128GB256GB/512GB
Battery7,000 mAh5,520 mAh
Charging33W wired, 18W reverse wired45W wired
Rear cameras50MP main108MP main, 8MP ultra-wide
Dimensions168.5 × 80.5 × 8.4 mm164 × 75.4 × 7.4 mm
Weight217 g178 g
Water resistanceIP64IP66
Supported untilAug 2029Dec 2029

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