PhoneLifespan

Xperia 5 II 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 Xperia 5 II is already past its support window. On a which-lasts-longer question, that's not a tie — it's the whole answer.

Value Score: Xperia 5 II 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.

Sony Xperia 5 II $280
Avoid buyingsupport ended
2020◆ Buy-by Oct 20212023
Xiaomi Poco C71 4G $75
Buy with care$2.23/mo
2025◆ Buy-by Apr 20272029

Category by category

Display
Xperia 5 II 70Poco C71 4G 70

Both displays are effectively the same class.

Performance
Xperia 5 II 55Poco C71 4G 55

Performance is a wash — same chip tier.

Camera
Xperia 5 II 64Poco C71 4G 40

The Xperia 5 II has the stronger camera system (3 real rear lenses vs 1).

Battery
Xperia 5 II 60Poco C71 4G 84

5,200mAh vs 4,000mAh — the Poco C71 4G lasts longer between charges.

Software longevity
Xperia 5 II 0Poco C71 4G 40

The Poco C71 4G is supported until Apr 2029 — 66 months longer than the Xperia 5 II.

Value
Xperia 5 II 40Poco C71 4G 69

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

Full spec table
SpecXperia 5 IIPoco C71 4G
Price (street)$280$75
Display6.1-inch OLED, FHD+ (1080x2520), 21:9, 120Hz6.88-inch IPS LCD, HD+, 120Hz
ChipsetSnapdragon 865Unisoc T7250 (12nm)
RAM8GB4GB/6GB
Storage128GB/256GB64GB/128GB
Battery4,000 mAh5,200 mAh
Charging21W wired (USB PD)15W wired
Rear cameras12MP main (24mm, ZEISS), 12MP ultra-wide (16mm), 12MP telephoto 3x (70mm)32MP main
Dimensions158 x 68 x 8 mm171.79 × 77.8 × 8.26 mm
Weight163 g193 g
Water resistanceIP65/68IP52
Supported untilOct 2023Apr 2029
Xperia 5 II 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.