PhoneLifespan

P3x 5G vs Poco X7 5G

vs

It depends

Too close to call outright

These two are within 2 points overall, so it depends on you: keep phones for years → P3x 5G (supported until Feb 2029); want maximum speed → Poco X7 5G (MediaTek Dimensity 7300 Ultra (4nm)).

Value Score: P3x 5G 73 · Poco X7 5G 75 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
Xiaomi Poco X7 5G $230
Buy with care$7.48/mo
2025◆ Buy-by Jan 20272029

Category by category

Display
P3x 5G 70Poco X7 5G 80

The Poco X7 5G's screen is the better one — 6.67-inch amoled, 1.5k (446 ppi), 120hz, 3000 nits peak, gorilla glass victus 2.

Performance
P3x 5G 55Poco X7 5G 58

Performance is a wash — same chip tier.

Camera
P3x 5G 55Poco X7 5G 67

The Poco X7 5G has the stronger camera system (2 real rear lenses vs 1).

Battery
P3x 5G 100Poco X7 5G 90

6,000mAh vs 5,500mAh — the P3x 5G lasts longer between charges.

Software longevity
P3x 5G 38Poco X7 5G 37

Both phones' support windows end around the same time.

Value
P3x 5G 73Poco X7 5G 75

Pound for pound, these two are equally good deals.

Full spec table
SpecP3x 5GPoco X7 5G
Price (street)$150$230
Display6.72-inch IPS LCD, FHD+, 120Hz6.67-inch AMOLED, 1.5K (446 ppi), 120Hz, 3000 nits peak, Gorilla Glass Victus 2
ChipsetMediaTek Dimensity 6400 (6nm)MediaTek Dimensity 7300 Ultra (4nm)
RAM6GB/8GB8GB/12GB
Storage128GB128GB/256GB/512GB
Battery6,000 mAh5,500 mAh
Charging45W wired SuperVOOC45W wired
Rear cameras50MP main, 2MP depth50MP main, 8MP ultra-wide, 2MP macro
Dimensions165.7 × 76.2 × 7.99 mm162.3 × 74.4 × 8.4 mm
Weight197 g190 g
Water resistanceIP68/IP69IP68 (also IP69)
Supported untilFeb 2029Jan 2029

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