K12 vs Galaxy S23
It depends
Too close to call outright
These two are within 3 points overall, so it depends on you: keep phones for years → K12 (supported until Apr 2028); want maximum speed → Galaxy S23 (Snapdragon 8 Gen 2 for Galaxy).
Value Score: K12 70 · Galaxy S23 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 S23's Snapdragon 8 Gen 2 for Galaxy is simply the faster chip.
The Galaxy S23 has the stronger camera system (3 real rear lenses vs 2).
5,500mAh vs 3,900mAh — the K12 lasts longer between charges.
Both phones' support windows end around the same time.
Pound for pound, these two are equally good deals.
Full spec table
| Spec | K12 | Galaxy S23 |
|---|---|---|
| Price (street) | $265 | $175 |
| Display | 6.7-inch AMOLED, FHD+, 120Hz, HDR10+, 1100 nits peak | 6.1-inch Dynamic AMOLED 2X, FHD+, 120Hz |
| Chipset | Qualcomm Snapdragon 7 Gen 3 (4nm) | Snapdragon 8 Gen 2 for Galaxy |
| RAM | 8GB/12GB | 8GB |
| Storage | 256GB/512GB | 128GB/256GB |
| Battery | 5,500 mAh | 3,900 mAh |
| Charging | 100W wired SuperVOOC | 25W wired, 15W wireless, 4.5W reverse wireless |
| Rear cameras | 50MP main, 8MP ultra-wide | 50MP main, 12MP ultra-wide, 10MP telephoto 3x |
| Dimensions | 162.5 × 75.3 × 8.4 mm | 146.3 × 70.9 × 7.6 mm |
| Weight | 186 g | 168 g |
| Water resistance | IP54 | IP68 |
| Supported until | Apr 2028 | Feb 2028 |
Scores and verdicts are computed from our verified database — see exactly how. Specs from manufacturer documentation; prices reflect major US retailers.