PhoneLifespan

P3 Pro 5G vs Galaxy M15 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 → Galaxy M15 5G (supported until Apr 2029); want maximum speed → P3 Pro 5G (Qualcomm Snapdragon 7s Gen 3 (4nm)).

Value Score: P3 Pro 5G 73 · Galaxy M15 5G 71 methodology

The lifespan decider

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

Realme P3 Pro 5G $200
Buy with care$6.19/mo
2025◆ Buy-by Feb 20272029
Samsung Galaxy M15 5G $150
Buy with care$4.46/mo
2024◆ Buy-by Apr 20272029

Category by category

Display
P3 Pro 5G 70Galaxy M15 5G 50

The P3 Pro 5G's screen is the better one — 6.83-inch amoled, 120hz, 1500 nits peak.

Performance
P3 Pro 5G 64Galaxy M15 5G 38

The P3 Pro 5G's Qualcomm Snapdragon 7s Gen 3 (4nm) is simply the faster chip.

Camera
P3 Pro 5G 55Galaxy M15 5G 55

Camera systems are comparable on paper — pick by sample photos.

Battery
P3 Pro 5G 100Galaxy M15 5G 100

Battery capacities are close enough not to decide this.

Software longevity
P3 Pro 5G 38Galaxy M15 5G 40

Both phones' support windows end around the same time.

Value
P3 Pro 5G 73Galaxy M15 5G 71

Pound for pound, these two are equally good deals.

Full spec table
SpecP3 Pro 5GGalaxy M15 5G
Price (street)$200$150
Display6.83-inch AMOLED, 120Hz, 1500 nits peak6.5-inch Super AMOLED, 1080 x 2340 (FHD+), 90Hz
ChipsetQualcomm Snapdragon 7s Gen 3 (4nm)MediaTek Dimensity 6100+
RAM8GB/12GB4GB/6GB/8GB
Storage128GB/256GB128GB/256GB
Battery6,000 mAh6,000 mAh
Charging80W wired25W wired
Rear cameras50MP main50MP main, 5MP ultra-wide, 2MP macro
Dimensions163.5 × 77.3 × 8 mm160.1 × 76.8 × 9.3 mm
Weight190 g217 g
Water resistanceIP69 (also IP68/IP66)None
Supported untilFeb 2029Apr 2029

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