Smartphone Battery Health Prediction Dataset

By ranjeetverma3084 · January 30, 2026

Data source :

Yes, the analysis shows a relationship between signal strength and charging cycles. A bar chart was generated comparing average charging cycles per week across different signal strength levels (Poor, Weak, Good, and Excellent). The visualization includes error bars showing the variability in each category, making it easy to see how battery charging patterns differ based on signal quality.

About 37% of devices (1,855 out of 5,000) charge overnight frequently, defined as 5 or more times per week. Interestingly, there's a strong negative relationship between overnight charging frequency and charging habit scores, with a correlation of -0.798.

Background app usage level has a clear relationship with both thermal stress and battery temperature. The analysis generated two interactive visualizations that show how these thermal metrics vary across Low, Medium, and High background app usage levels.

I've identified the 10 devices with the worst combination of high thermal stress, high usage intensity, and low charging scores. These devices were ranked using a composite risk score that combines all three factors after normalizing them for fair comparison.

The analysis generated four detailed data tables examining the relationship between different usage patterns (gaming, streaming, and screen time) and thermal stress index. These tables provide comprehensive comparisons that allow you to identify which usage behaviors are most associated with high thermal stress in devices.

Gaming hours show a moderate positive correlation with thermal stress index (r=0.517) and a weak positive correlation with battery temperature (r=0.229). This means that as gaming hours increase, thermal stress tends to increase noticeably, while battery temperature shows a smaller increase.

Device age has virtually no correlation with either charging cycles or thermal stress levels. The analysis reveals correlation coefficients of just 0.003 and 0.004 respectively, indicating that how old a device is doesn't meaningfully affect how often it needs charging or how much thermal stress it experiences.

No, devices with high fast charging usage do not show significantly elevated battery temperatures or thermal stress. The analysis reveals extremely weak correlations between fast charging usage and both temperature (0.015) and thermal stress (0.020).

The analysis reveals that specific combinations of overnight and fast charging behaviors correlate with different charging habit scores. A visualization was created showing the top charging behavior combinations ranked by their average habit scores, along with sample sizes for each group.

The analysis reveals that larger battery capacity devices (5000mAh) do not show significantly different usage intensity patterns compared to smaller ones. Usage intensity scores are relatively consistent across all battery size categories, suggesting that battery capacity alone doesn't determine how intensively users engage with their devices.

The analysis shows an overall average of 8.3 charging cycles per week across all devices. A visualization has been created showing how charging frequency varies by battery capacity, helping identify which battery sizes require more frequent charging.

I've compared usage patterns between new devices (0-12 months old) and older devices (36+ months old) across multiple metrics. The analysis includes 1,296 new devices and 1,330 older devices, examining screen time, charging habits, gaming, streaming, and overall usage intensity.

About 10.7% of devices (533 out of 5,000) operate above 35°C average temperature. The analysis reveals distinct usage patterns that contribute to these elevated temperatures.