PhoneLifespan

12 4G vs Galaxy A15 5G

vs

It depends

Too close to call outright

These two are within 4 points overall — it genuinely depends on price on the day. The Galaxy A15 5G edges both longevity and performance, so prefer it when prices are close.

Value Score: 12 4G 63 · Galaxy A15 5G 67 methodology

The lifespan decider

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

Realme 12 4G $175
Buy with care$7.16/mo
2024◆ Buy-by Jul 20262028
Samsung Galaxy A15 5G $120
Buy with care$4.00/mo
2023◆ Buy-by Dec 20262028

Category by category

Display
12 4G 70Galaxy A15 5G 50

The 12 4G's screen is the better one — 6.67-inch amoled, fhd+, 120hz, up to 2000 nits peak.

Performance
12 4G 36Galaxy A15 5G 38

Performance is a wash — same chip tier.

Camera
12 4G 55Galaxy A15 5G 55

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

Battery
12 4G 80Galaxy A15 5G 80

Battery capacities are close enough not to decide this.

Software longevity
12 4G 29Galaxy A15 5G 36

The Galaxy A15 5G is supported until Dec 2028 — 6 months longer than the 12 4G.

Value
12 4G 63Galaxy A15 5G 67

Overall value goes to the Galaxy A15 5G at $4.00 per month of safe use.

Full spec table
Spec12 4GGalaxy A15 5G
Price (street)$175$120
Display6.67-inch AMOLED, FHD+, 120Hz, up to 2000 nits peak6.5-inch Super AMOLED, 1080x2340 (FHD+), 90Hz
ChipsetQualcomm Snapdragon 685 (6nm)Dimensity 6100+
RAM8GB4GB/6GB/8GB
Storage128GB/256GB128GB/256GB
Battery5,000 mAh5,000 mAh
Charging67W wired SUPERVOOC25W wired
Rear cameras50MP main, 2MP depth50MP main, 5MP ultra-wide, 2MP macro
Dimensions163 × 75.5 × 7.9 mm160.1 × 76.8 × 8.4 mm
Weight187 g200 g
Water resistanceIP54None
Supported untilJul 2028Dec 2028

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