12+ 5G vs P3x 5G

Phone 1

Phone 2

Winner

Realme P3x 5G

Lifespan decides this one: the P3x 5G is supported until Feb 2029 at $4.64 per month of safe use, while the 12+ 5G runs out in Mar 2028 ($10.50/month). On a which-lasts-longer question, that's not a tie — it's the whole answer.

Value Score: 12+ 5G 68 · P3x 5G 73 — 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+ 5G $215

Buy with care$10.50/mo

2024◆ Buy-by Mar 20262028

Realme P3x 5G $150

Buy with care$4.64/mo

2025◆ Buy-by Feb 20272029

Category by category

Display

12+ 5G 70P3x 5G 70

Both displays are effectively the same class.

Performance

12+ 5G 52P3x 5G 55

Performance is a wash — same chip tier.

Camera

12+ 5G 67P3x 5G 55

The 12+ 5G has the stronger camera system (2 real rear lenses vs 1).

Battery

12+ 5G 80P3x 5G 100

6,000mAh vs 5,000mAh — the P3x 5G lasts longer between charges.

Software longevity

12+ 5G 24P3x 5G 38

The P3x 5G is supported until Feb 2029 — 12 months longer than the 12+ 5G.

Value

12+ 5G 68P3x 5G 73

Overall value goes to the P3x 5G at $4.64 per month of safe use.

Full spec table

Spec	12+ 5G	P3x 5G
Price (street)	$215	$150
Display	6.67-inch curved AMOLED, FHD+, 120Hz, up to 2000 nits peak	6.72-inch IPS LCD, FHD+, 120Hz
Chipset	MediaTek Dimensity 7050 (6nm)	MediaTek Dimensity 6400 (6nm)
RAM	8GB/12GB	6GB/8GB
Storage	128GB/256GB	128GB
Battery	5,000 mAh	6,000 mAh
Charging	67W wired SUPERVOOC	45W wired SuperVOOC
Rear cameras	50MP main, 8MP ultra-wide, 2MP macro	50MP main, 2MP depth
Dimensions	162.3 × 75.1 × 7.9 mm	165.7 × 76.2 × 7.99 mm
Weight	190 g	197 g
Water resistance	IP54	IP68/IP69
Supported until	Mar 2028	Feb 2029

12+ 5G full verdict →P3x 5G full verdict →Longevity master board →

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