PhoneLifespan

ROG Phone 3 vs Poco C71 4G

vs

Winner

Xiaomi Poco C71 4G

Lifespan decides this one: the Poco C71 4G is supported until Apr 2029 at $2.23 per month of safe use, while the ROG Phone 3 is already past its support window. On a which-lasts-longer question, that's not a tie — it's the whole answer.

Value Score: ROG Phone 3 40 · Poco C71 4G 69 — methodology

The lifespan decider

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

Asus ROG Phone 3 $260
Avoid buyingsupport ended
2020◆ Buy-by Jul 20212023
Xiaomi Poco C71 4G $75
Buy with care$2.23/mo
2025◆ Buy-by Apr 20272029

Category by category

Display
ROG Phone 3 70Poco C71 4G 70

Both displays are effectively the same class.

Performance
ROG Phone 3 57Poco C71 4G 55

Performance is a wash — same chip tier.

Camera
ROG Phone 3 67Poco C71 4G 40

The ROG Phone 3 has the stronger camera system (2 real rear lenses vs 1).

Battery
ROG Phone 3 100Poco C71 4G 84

6,000mAh vs 5,200mAh — the ROG Phone 3 lasts longer between charges.

Software longevity
ROG Phone 3 0Poco C71 4G 40

The Poco C71 4G is supported until Apr 2029 — 69 months longer than the ROG Phone 3.

Value
ROG Phone 3 40Poco C71 4G 69

Overall value goes to the Poco C71 4G at $2.23 per month of safe use.

Full spec table
SpecROG Phone 3Poco C71 4G
Price (street)$260$75
Display6.59-inch AMOLED, FHD+ (1080x2340), 144Hz6.88-inch IPS LCD, HD+, 120Hz
ChipsetSnapdragon 865+Unisoc T7250 (12nm)
RAM8GB/12GB/16GB4GB/6GB
Storage128GB/256GB/512GB64GB/128GB
Battery6,000 mAh5,200 mAh
Charging30W wired15W wired
Rear cameras64MP main, 13MP ultra-wide, 5MP macro32MP main
Dimensions171 x 78 x 9.9 mm171.79 × 77.8 × 8.26 mm
Weight240 g193 g
Water resistanceNoneIP52
Supported untilJul 2023Apr 2029
ROG Phone 3 full verdict →Poco C71 4G 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.