12 4G vs Y39 5G
It depends
Too close to call outright
These two are within 3 points overall, so it depends on you: keep phones for years → 12 4G (supported until Jul 2028); want maximum speed → Y39 5G (Qualcomm Snapdragon 4 Gen 2 (4nm)).
Value Score: 12 4G 63 · Y39 5G 66 — 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 Y39 5G's Qualcomm Snapdragon 4 Gen 2 (4nm) is simply the faster chip.
Camera systems are comparable on paper — pick by sample photos.
6,500mAh vs 5,000mAh — the Y39 5G lasts longer between charges.
The 12 4G is supported until Jul 2028 — 3 months longer than the Y39 5G.
Pound for pound, these two are equally good deals.
Full spec table
| Spec | 12 4G | Y39 5G |
|---|---|---|
| Price (street) | $175 | $200 |
| Display | 6.67-inch AMOLED, FHD+, 120Hz, up to 2000 nits peak | 6.68-inch IPS LCD, HD+, 120Hz |
| Chipset | Qualcomm Snapdragon 685 (6nm) | Qualcomm Snapdragon 4 Gen 2 (4nm) |
| RAM | 8GB | 8GB |
| Storage | 128GB/256GB | 128GB/256GB |
| Battery | 5,000 mAh | 6,500 mAh |
| Charging | 67W wired SUPERVOOC | 44W wired |
| Rear cameras | 50MP main, 2MP depth | 50MP main, 2MP depth |
| Dimensions | 163 × 75.5 × 7.9 mm | 163.9 × 76.7 × 8.1 mm |
| Weight | 187 g | 199 g |
| Water resistance | IP54 | IP64 |
| Supported until | Jul 2028 | Mar 2028 |
Scores and verdicts are computed from our verified database — see exactly how. Specs from manufacturer documentation; prices reflect major US retailers.