K12 vs P3 Ultra 5G
It depends
Too close to call outright
These two are within 4 points overall — it genuinely depends on price on the day. The P3 Ultra 5G edges both longevity and performance, so prefer it when prices are close.
Value Score: K12 70 · P3 Ultra 5G 74 — 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 P3 Ultra 5G's MediaTek Dimensity 8350 Ultra (4nm) is simply the faster chip.
Camera systems are comparable on paper — pick by sample photos.
6,000mAh vs 5,500mAh — the P3 Ultra 5G lasts longer between charges.
The P3 Ultra 5G is supported until Mar 2029 — 11 months longer than the K12.
Overall value goes to the P3 Ultra 5G at $9.49 per month of safe use.
Full spec table
| Spec | K12 | P3 Ultra 5G |
|---|---|---|
| Price (street) | $265 | $315 |
| Display | 6.7-inch AMOLED, FHD+, 120Hz, HDR10+, 1100 nits peak | 6.83-inch AMOLED, 1.5K, 120Hz, up to 1500 nits peak, Gorilla Glass 7i |
| Chipset | Qualcomm Snapdragon 7 Gen 3 (4nm) | MediaTek Dimensity 8350 Ultra (4nm) |
| RAM | 8GB/12GB | 8GB/12GB |
| Storage | 256GB/512GB | 128GB/256GB/512GB |
| Battery | 5,500 mAh | 6,000 mAh |
| Charging | 100W wired SuperVOOC | 80W wired (100% in 47 min), 5W reverse |
| Rear cameras | 50MP main, 8MP ultra-wide | 50MP main, 8MP ultra-wide |
| Dimensions | 162.5 × 75.3 × 8.4 mm | 163.1 × 76.9 × 7.4 mm |
| Weight | 186 g | 183 g |
| Water resistance | IP54 | IP68/IP69 |
| Supported until | Apr 2028 | Mar 2029 |
Scores and verdicts are computed from our verified database — see exactly how. Specs from manufacturer documentation; prices reflect major US retailers.