PhoneLifespan

Galaxy M54 5G vs Spark 40 5G

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 Galaxy M54 5G runs out in Mar 2028 ($10.41/month). On a which-lasts-longer question, that's not a tie — it's the whole answer.

Value Score: Galaxy M54 5G 72 · 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 M54 5G $220
Buy with care$10.41/mo
2023◆ Buy-by Mar 20262028
Tecno Spark 40 5G $115
Buy with care$4.40/mo
2025◆ Buy-by Aug 20262028

Category by category

Display
Galaxy M54 5G 70Spark 40 5G 70

Both displays are effectively the same class.

Performance
Galaxy M54 5G 58Spark 40 5G 55

Performance is a wash — same chip tier.

Camera
Galaxy M54 5G 67Spark 40 5G 55

The Galaxy M54 5G has the stronger camera system (2 real rear lenses vs 1).

Battery
Galaxy M54 5G 100Spark 40 5G 100

Battery capacities are close enough not to decide this.

Software longevity
Galaxy M54 5G 25Spark 40 5G 31

The Spark 40 5G is supported until Aug 2028 — 5 months longer than the Galaxy M54 5G.

Value
Galaxy M54 5G 72Spark 40 5G 72

Pound for pound, these two are equally good deals.

Full spec table
SpecGalaxy M54 5GSpark 40 5G
Price (street)$220$115
Display6.7-inch Super AMOLED Plus, 1080x2400 (FHD+), 120Hz6.75-inch IPS LCD, HD+, 120Hz
ChipsetSamsung Exynos 1380MediaTek Dimensity 6400
RAM8GB4GB/8GB
Storage128GB/256GB128GB/256GB
Battery6,000 mAh6,000 mAh
Charging25W wired18W wired
Rear cameras108MP main, 8MP ultra-wide, 2MP macro50MP main
Dimensions164.9 × 77.3 × 8.4 mm167.7 × 77.9 × 8 mm
Weight199 g194 g
Water resistanceNoneNot rated
Supported untilMar 2028Aug 2028
Galaxy M54 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.