PhoneLifespan

P3x 5G vs Camon 40 Pro

vs

Winner

Tecno Camon 40 Pro

Lifespan decides this one: the Camon 40 Pro is supported until May 2030 at $5.60 per month of safe use, while the P3x 5G runs out in Feb 2029 ($4.64/month). On a which-lasts-longer question, that's not a tie — it's the whole answer.

Value Score: P3x 5G 73 · Camon 40 Pro 74 — methodology

The lifespan decider

When specs are close, support length decides it — this is what each phone costs per month of safe use.

Realme P3x 5G $150
Buy with care$4.64/mo
2025◆ Buy-by Feb 20272029
Tecno Camon 40 Pro $260
Safe to buy$5.60/mo
2025◆ Buy-by May 20282030

Category by category

Display
P3x 5G 70Camon 40 Pro 70

Both displays are effectively the same class.

Performance
P3x 5G 55Camon 40 Pro 58

Performance is a wash — same chip tier.

Camera
P3x 5G 55Camon 40 Pro 67

The Camon 40 Pro has the stronger camera system (2 real rear lenses vs 1).

Battery
P3x 5G 100Camon 40 Pro 84

6,000mAh vs 5,200mAh — the P3x 5G lasts longer between charges.

Software longevity
P3x 5G 38Camon 40 Pro 55

The Camon 40 Pro is supported until May 2030 — 14 months longer than the P3x 5G.

Value
P3x 5G 73Camon 40 Pro 74

Pound for pound, these two are equally good deals.

Full spec table
SpecP3x 5GCamon 40 Pro
Price (street)$150$260
Display6.72-inch IPS LCD, FHD+, 120Hz6.78-inch AMOLED, 2436x1080, 144Hz
ChipsetMediaTek Dimensity 6400 (6nm)MediaTek Dimensity 7300 (5G variant; Helio G100 Ultimate on 4G variant)
RAM6GB/8GB8GB/12GB
Storage128GB256GB
Battery6,000 mAh5,200 mAh
Charging45W wired SuperVOOC45W wired
Rear cameras50MP main, 2MP depth50MP main, 8MP ultra-wide
Dimensions165.7 × 76.2 × 7.99 mm164.3 × 74.6 × 7.3 mm
Weight197 g188 g
Water resistanceIP68/IP69IP64/IP65
Supported untilFeb 2029May 2030
P3x 5G full verdict →Camon 40 Pro 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.