PhoneLifespan

Galaxy A15 5G vs Spark 40 5G

vs

Winner

Tecno Spark 40 5G

The Spark 40 5G wins this one, taking display and battery decisively. Against the Galaxy A15 5G it's also the sounder buy at $4.40 per month of safe use.

Value Score: Galaxy A15 5G 67 · Spark 40 5G 72 — methodology

The lifespan decider

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

Samsung Galaxy A15 5G $120
Buy with care$4.00/mo
2023◆ Buy-by Dec 20262028
Tecno Spark 40 5G $115
Buy with care$4.40/mo
2025◆ Buy-by Aug 20262028

Category by category

Display
Galaxy A15 5G 50Spark 40 5G 70

The Spark 40 5G's screen is the better one — 6.75-inch ips lcd, hd+, 120hz.

Performance
Galaxy A15 5G 38Spark 40 5G 55

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

Camera
Galaxy A15 5G 55Spark 40 5G 55

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

Battery
Galaxy A15 5G 80Spark 40 5G 100

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

Software longevity
Galaxy A15 5G 36Spark 40 5G 31

The Galaxy A15 5G is supported until Dec 2028 — 4 months longer than the Spark 40 5G.

Value
Galaxy A15 5G 67Spark 40 5G 72

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

Full spec table
SpecGalaxy A15 5GSpark 40 5G
Price (street)$120$115
Display6.5-inch Super AMOLED, 1080x2340 (FHD+), 90Hz6.75-inch IPS LCD, HD+, 120Hz
ChipsetDimensity 6100+MediaTek Dimensity 6400
RAM4GB/6GB/8GB4GB/8GB
Storage128GB/256GB128GB/256GB
Battery5,000 mAh6,000 mAh
Charging25W wired18W wired
Rear cameras50MP main, 5MP ultra-wide, 2MP macro50MP main
Dimensions160.1 × 76.8 × 8.4 mm167.7 × 77.9 × 8 mm
Weight200 g194 g
Water resistanceNoneNot rated
Supported untilDec 2028Aug 2028
Galaxy A15 5G full verdict →Spark 40 5G 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.