PhoneLifespan

Spark 40 5G vs Poco M7 5G

vs

It depends

Too close to call outright

These two are within 1 point overall, so it depends on you: keep phones for years → Poco M7 5G (supported until Mar 2029); want maximum speed → Spark 40 5G (MediaTek Dimensity 6400).

Value Score: Spark 40 5G 72 · Poco M7 5G 73 methodology

The lifespan decider

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

Tecno Spark 40 5G $115
Buy with care$4.40/mo
2025◆ Buy-by Aug 20262028
Xiaomi Poco M7 5G $120
Buy with care$3.68/mo
2025◆ Buy-by Mar 20272029

Category by category

Display
Spark 40 5G 70Poco M7 5G 70

Both displays are effectively the same class.

Performance
Spark 40 5G 55Poco M7 5G 42

The Spark 40 5G's MediaTek Dimensity 6400 is simply the faster chip.

Camera
Spark 40 5G 55Poco M7 5G 55

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

Battery
Spark 40 5G 100Poco M7 5G 100

Battery capacities are close enough not to decide this.

Software longevity
Spark 40 5G 31Poco M7 5G 39

The Poco M7 5G is supported until Mar 2029 — 7 months longer than the Spark 40 5G.

Value
Spark 40 5G 72Poco M7 5G 73

Pound for pound, these two are equally good deals.

Full spec table
SpecSpark 40 5GPoco M7 5G
Price (street)$115$120
Display6.75-inch IPS LCD, HD+, 120Hz6.88-inch IPS LCD, HD+, 120Hz, 600 nits peak
ChipsetMediaTek Dimensity 6400Qualcomm Snapdragon 4 Gen 2 (4nm)
RAM4GB/8GB6GB/8GB
Storage128GB/256GB128GB
Battery6,000 mAh7,000 mAh
Charging18W wired33W wired
Rear cameras50MP main50MP main
Dimensions167.7 × 77.9 × 8 mm171.5 × 77.5 × 8.9 mm
Weight194 g205 g
Water resistanceNot ratedIP64
Supported untilAug 2028Mar 2029

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