Spark 40 5G vs Poco C71 4G
It depends
Too close to call outright
These two are within 3 points overall, so it depends on you: keep phones for years → Poco C71 4G (supported until Apr 2029); want maximum speed → Spark 40 5G (MediaTek Dimensity 6400).
Value Score: Spark 40 5G 72 · 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.
Category by category
Both displays are effectively the same class.
Performance is a wash — same chip tier.
The Spark 40 5G has the stronger camera system — same lens count, higher-grade sensors.
6,000mAh vs 5,200mAh — the Spark 40 5G lasts longer between charges.
The Poco C71 4G is supported until Apr 2029 — 8 months longer than the Spark 40 5G.
Pound for pound, these two are equally good deals.
Full spec table
| Spec | Spark 40 5G | Poco C71 4G |
|---|---|---|
| Price (street) | $115 | $75 |
| Display | 6.75-inch IPS LCD, HD+, 120Hz | 6.88-inch IPS LCD, HD+, 120Hz |
| Chipset | MediaTek Dimensity 6400 | Unisoc T7250 (12nm) |
| RAM | 4GB/8GB | 4GB/6GB |
| Storage | 128GB/256GB | 64GB/128GB |
| Battery | 6,000 mAh | 5,200 mAh |
| Charging | 18W wired | 15W wired |
| Rear cameras | 50MP main | 32MP main |
| Dimensions | 167.7 × 77.9 × 8 mm | 171.79 × 77.8 × 8.26 mm |
| Weight | 194 g | 193 g |
| Water resistance | Not rated | IP52 |
| Supported until | Aug 2028 | Apr 2029 |
Scores and verdicts are computed from our verified database — see exactly how. Specs from manufacturer documentation; prices reflect major US retailers.