PhoneLifespan

Galaxy A36 5G vs Galaxy M55 5G

vs

Winner

Samsung Galaxy A36 5G

Lifespan decides this one: the Galaxy A36 5G is supported until Mar 2031 at $6.12 per month of safe use, while the Galaxy M55 5G runs out in Mar 2029 ($8.12/month). On a which-lasts-longer question, that's not a tie — it's the whole answer.

Value Score: Galaxy A36 5G 66 · Galaxy M55 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 A36 5G $350
Safe to buy$6.12/mo
2025◆ Buy-by Mar 20292031
Samsung Galaxy M55 5G $270
Buy with care$8.12/mo
2024◆ Buy-by Mar 20272029

Category by category

Display
Galaxy A36 5G 70Galaxy M55 5G 70

Both displays are effectively the same class.

Performance
Galaxy A36 5G 48Galaxy M55 5G 70

The Galaxy M55 5G's Qualcomm Snapdragon 7 Gen 1 is simply the faster chip.

Camera
Galaxy A36 5G 67Galaxy M55 5G 67

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

Battery
Galaxy A36 5G 80Galaxy M55 5G 80

Battery capacities are close enough not to decide this.

Software longevity
Galaxy A36 5G 68Galaxy M55 5G 40

The Galaxy A36 5G is supported until Mar 2031 — 24 months longer than the Galaxy M55 5G.

Value
Galaxy A36 5G 66Galaxy M55 5G 72

Overall value goes to the Galaxy M55 5G at $8.12 per month of safe use.

Full spec table
SpecGalaxy A36 5GGalaxy M55 5G
Price (street)$350$270
Display6.7-inch FHD+ Super AMOLED, 120Hz, 1200 nits6.7-inch Super AMOLED Plus, 1080x2400 (FHD+), 120Hz
ChipsetSnapdragon 6 Gen 3Qualcomm Snapdragon 7 Gen 1
RAM6GB/8GB8GB/12GB
Storage128GB/256GB128GB/256GB
Battery5,000 mAh5,000 mAh
Charging45W wired (charger not included)45W wired
Rear cameras50MP main (OIS), 8MP ultra-wide, 5MP macro50MP main, 8MP ultra-wide, 2MP macro
Dimensions162.9 × 78.2 × 7.4 mm163.9 × 76.5 × 7.8 mm
Weight195 g180 g
Water resistanceIP67None
Supported untilMar 2031Mar 2029
Galaxy A36 5G full verdict →Galaxy M55 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.