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Specs
Specs are quantitative aspects of the option such as the price
Pros
Pro Low memory usage, which matters a lot in embedded
It is designed to be very lightweight and has no support for shell specific extensions that are not POSIX.
Pro Default shell on Debian systems
DASH is the default shell for Debian based systems due to it speed, full POSIX compliance and low overhead.
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Cons
Con Doesn't support all bash features
Dash does not support all bash features, sometimes called 'bashisms' unless explicitly pointed at /bin/sh
.
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Recommendations
DASH
Recommended 6 years ago
Pro
Default shell on Debian systemsCon
Doesn't support all bash featuresDASH
Recommended 7 years ago
Pro
Fast startupPro
Low memory usage, which matters a lot in embedded