Unverified50% confidenceBenchmarkExact time
The energy density of portable energy storage devices increased from approximately 100 Wh/kg in 2015 to above 180 Wh/kg in 2024.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
9/5/2026
First Seen
Valid until: 12/4/2026
Sources
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