12 4G vs Galaxy A55 5G
It depends
Too close to call outright
These two are within 4 points overall — it genuinely depends on price on the day. The Galaxy A55 5G edges both longevity and performance, so prefer it when prices are close.
Value Score: 12 4G 63 · Galaxy A55 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.
Category by category
Both displays are effectively the same class.
The Galaxy A55 5G's Exynos 1480 is simply the faster chip.
The Galaxy A55 5G has the stronger camera system (2 real rear lenses vs 1).
Battery capacities are close enough not to decide this.
The Galaxy A55 5G is supported until Mar 2029 — 8 months longer than the 12 4G.
Overall value goes to the Galaxy A55 5G at $9.12 per month of safe use.
Full spec table
| Spec | 12 4G | Galaxy A55 5G |
|---|---|---|
| Price (street) | $175 | $300 |
| Display | 6.67-inch AMOLED, FHD+, 120Hz, up to 2000 nits peak | 6.6-inch Super AMOLED, 1080x2340 (FHD+), 120Hz |
| Chipset | Qualcomm Snapdragon 685 (6nm) | Exynos 1480 |
| RAM | 8GB | 8GB/12GB |
| Storage | 128GB/256GB | 128GB/256GB |
| Battery | 5,000 mAh | 5,000 mAh |
| Charging | 67W wired SUPERVOOC | 25W wired |
| Rear cameras | 50MP main, 2MP depth | 50MP main, 12MP ultra-wide, 5MP macro |
| Dimensions | 163 × 75.5 × 7.9 mm | 161.1 × 77.4 × 8.2 mm |
| Weight | 187 g | 213 g |
| Water resistance | IP54 | IP67 |
| Supported until | Jul 2028 | Mar 2029 |
Scores and verdicts are computed from our verified database — see exactly how. Specs from manufacturer documentation; prices reflect major US retailers.