TECNO KM4k · 1 version · 1,369 samples
Android
15 Vanilla Ice Cream
Battery
6000 mAh
Technology
Li-ion
Chipset
TECNO-KM4k
Memory options
8/256 GB · 8/128 GB
Display
720x1600 (120Hz)
Model
TECNO KM4k
Max charging temperature
43.0°C
average peak while charging
Screen-on time
14h 0min
estimated on a full charge
Estimated battery life
23h 0min
estimated on a full charge
See your own charging speed, screen-on time and battery health in real time with Battery Guru.
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The TECNO SPARK 40C packs a 6000 mAh Li-ion battery and lasts about 23h 0min on a full charge with around 14h 0min of screen-on time. It charges from 0 to 100% in roughly 6h 30min, peaking near 43.0°C while charging. Every figure is aggregated anonymously from real SPARK 40C owners using Battery Guru (484 samples), so it reflects everyday usage rather than lab claims.
Based on 484 anonymized samples from Battery Guru.
Aggregated Battery Guru data shows the TECNO SPARK 40C lasts about 23h 0min on a full charge, with roughly 14h 0min of screen-on time.
The SPARK 40C charges from 0 to 100% in approximately 6h 30min, with charging temperatures peaking around 43.0°C.
The SPARK 40C has a 6000 mAh Li-ion battery.
It is aggregated anonymously from real SPARK 40C owners using the Battery Guru app (484 samples), reflecting real-world usage rather than manufacturer specifications.