PhoneLifespan

Spark 40 5G vs Poco M6 Pro

vs

Winner

Tecno Spark 40 5G

Lifespan decides this one: the Spark 40 5G is supported until Aug 2028 at $4.40 per month of safe use, while the Poco M6 Pro runs out in Jan 2028 ($9.04/month). On a which-lasts-longer question, that's not a tie — it's the whole answer.

Value Score: Spark 40 5G 72 · Poco M6 Pro 68 — 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 M6 Pro $170
Buy with care$9.04/mo
2024◆ Buy-by Jan 20262028

Category by category

Display
Spark 40 5G 70Poco M6 Pro 70

Both displays are effectively the same class.

Performance
Spark 40 5G 55Poco M6 Pro 44

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

Camera
Spark 40 5G 55Poco M6 Pro 67

The Poco M6 Pro has the stronger camera system (2 real rear lenses vs 1).

Battery
Spark 40 5G 100Poco M6 Pro 80

6,000mAh vs 5,000mAh — the Spark 40 5G lasts longer between charges.

Software longevity
Spark 40 5G 31Poco M6 Pro 22

The Spark 40 5G is supported until Aug 2028 — 7 months longer than the Poco M6 Pro.

Value
Spark 40 5G 72Poco M6 Pro 68

Overall value goes to the Spark 40 5G at $4.40 per month of safe use.

Full spec table
SpecSpark 40 5GPoco M6 Pro
Price (street)$115$170
Display6.75-inch IPS LCD, HD+, 120Hz6.67-inch AMOLED, 2400x1080 (FHD+), 120Hz
ChipsetMediaTek Dimensity 6400MediaTek Helio G99 Ultra
RAM4GB/8GB8GB/12GB
Storage128GB/256GB256GB/512GB
Battery6,000 mAh5,000 mAh
Charging18W wired67W wired
Rear cameras50MP main64MP main, 8MP ultra-wide
Dimensions167.7 × 77.9 × 8 mm161.1 × 75 × 8 mm
Weight194 g179 g
Water resistanceNot ratedIP54
Supported untilAug 2028Jan 2028
Spark 40 5G full verdict →Poco M6 Pro 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.