PhoneLifespan

C55 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 C55 is already past its support window. On a which-lasts-longer question, that's not a tie — it's the whole answer.

Value Score: C55 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.

Realme C55 $110
Avoid buyingsupport ended
2023◆ Buy-by Mar 20242026
Xiaomi Poco C71 4G $75
Buy with care$2.23/mo
2025◆ Buy-by Apr 20272029

Category by category

Display
C55 50Poco C71 4G 70

The Poco C71 4G's screen is the better one — 6.88-inch ips lcd, hd+, 120hz.

Performance
C55 39Poco C71 4G 55

The Poco C71 4G's Unisoc T7250 (12nm) is simply the faster chip.

Camera
C55 55Poco C71 4G 40

The C55 has the stronger camera system — same lens count, higher-grade sensors.

Battery
C55 80Poco C71 4G 84

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

Software longevity
C55 0Poco C71 4G 40

The Poco C71 4G is supported until Apr 2029 — 37 months longer than the C55.

Value
C55 40Poco C71 4G 69

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

Full spec table
SpecC55Poco C71 4G
Price (street)$110$75
Display6.72-inch IPS LCD, FHD+, 90Hz, 680 nits peak6.88-inch IPS LCD, HD+, 120Hz
ChipsetMediaTek Helio G88Unisoc T7250 (12nm)
RAM4GB/6GB/8GB4GB/6GB
Storage64GB/128GB/256GB64GB/128GB
Battery5,000 mAh5,200 mAh
Charging33W wired15W wired
Rear cameras64MP main32MP main
Dimensions165.6 x 75.9 x 7.9 mm171.79 × 77.8 × 8.26 mm
Weight190 g193 g
Water resistanceNoneIP52
Supported untilMar 2026Apr 2029
C55 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.