12 Pro vs P3x 5G

Phone 1

Phone 2

Winner

Realme P3x 5G

Lifespan decides this one: the P3x 5G is supported until Feb 2029 at $4.65 per month of safe use, while the 12 Pro runs out in Jan 2028 ($12.65/month). On a which-lasts-longer question, that's not a tie — it's the whole answer.

Value Score: 12 Pro 63 · 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 Pro $245

Buy with care$12.65/mo

2024◆ Buy-by Jan 20262028

Realme P3x 5G $150

Buy with care$4.65/mo

2025◆ Buy-by Feb 20272029

Category by category

Display

12 Pro 70P3x 5G 70

Both displays are effectively the same class.

Performance

12 Pro 46P3x 5G 55

The P3x 5G's MediaTek Dimensity 6400 (6nm) is simply the faster chip.

Camera

12 Pro 79P3x 5G 55

The 12 Pro has the stronger camera system (3 real rear lenses vs 1).

Battery

12 Pro 80P3x 5G 100

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

Software longevity

12 Pro 23P3x 5G 38

The P3x 5G is supported until Feb 2029 — 13 months longer than the 12 Pro.

Value

12 Pro 63P3x 5G 73

Overall value goes to the P3x 5G at $4.65 per month of safe use.

Full spec table

Spec	12 Pro	P3x 5G
Price (street)	$245	$150
Display	6.7-inch AMOLED, FHD+, 120Hz, 950 nits peak	6.72-inch IPS LCD, FHD+, 120Hz
Chipset	Qualcomm Snapdragon 6 Gen 1	MediaTek Dimensity 6400 (6nm)
RAM	8GB/12GB	6GB/8GB
Storage	128GB/256GB/512GB	128GB
Battery	5,000 mAh	6,000 mAh
Charging	67W wired	45W wired SuperVOOC
Rear cameras	50MP main, 32MP telephoto 2x, 8MP ultra-wide	50MP main, 2MP depth
Dimensions	161.5 x 74 x 8.8 mm	165.7 × 76.2 × 7.99 mm
Weight	190 g	197 g
Water resistance	IP65	IP68/IP69
Supported until	Jan 2028	Feb 2029

12 Pro 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.