Head-to-head · Command-Line Shells
Bash vs Dash
Bash leads on 1 check, Dash on 0, and 3 are even. Who comes out ahead on the 4 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.
Our verdict
- Highest scoreBash · 9.3/10
- Free planboth
- Most featuresBash · 2 of 3
Bash scores higher on our rubric for command-line shells: 9.3 against 8.5 out of 10; our editors rank them #1 and #4.
Bash offers command completion; Dash doesn't.
Bash is the better fit for linux and Unix users wanting a widely used shell. Dash is the better fit for lightweight POSIX shell scripting on Linux.
- Bash fits best
Linux and Unix users wanting a widely used shell
- Dash fits best
Lightweight POSIX shell scripting on Linux
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Side by side
| Feature | Bash 9.3/10 Visit ↗ | Dash 8.5/10 Visit ↗ |
|---|---|---|
| At a glance | ||
| Editor score | 9.3 | 8.5 |
| Ranking | #1 in Command-Line Shells | #4 in Command-Line Shells |
| Best for | Linux and Unix users wanting a widely used shell | Lightweight POSIX shell scripting on Linux |
| Pricing model | Free | Free |
| Starting price | Not published | Not published |
| Free plan | ✓ | ✓ |
| Free trial | — | — |
| Deployment | Self-hosted | Self-hosted |
| Platforms | Linux | Linux |
| Support | Docs | Docs |
| Built for | Solo, Small business, Mid-market, Enterprise | Solo, Small business, Mid-market, Enterprise |
| Features Bash 2/3 · Dash 1/3 | ||
| Package manager | Not published | — |
| Config file support | ✓ | ✓ |
| Command completion | ✓ (best) | — |
| Specs | ||
| Supported platforms | GNU operating systems, Unix, and several non-Unix systems | linux |
| Scripting language | Bash shell language | POSIX sh shell language |
| Our review | ||
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| Our verdict | Bash is the GNU Project’s command-line shell and command-language interpreter, suited to Linux and Unix users who want one tool for interactive sessions and script execution. It can run as an interactive shell or execute scripts… Read the review → |
Dash is a compact, open-source command interpreter and POSIX-compliant implementation of /bin/sh, distributed by the Debian Project. It is suited to Linux users and administrators who need a lightweight shell for running scripts or… Read the review → |
Strengths and trade-offs
Bash — where it wins
- Supports interactive sessions and non-interactive shell scripts
- Includes Readline editing, command history, and programmable completion
- Provides job control in interactive sessions
Where it doesn't
- Shell startup behavior requires understanding login and interactive files
- Documentation is the listed support channel
- Its scripting language is specific to Bash
Dash — where it wins
- Implements POSIX /bin/sh for portable shell scripts
- Supports pipelines, redirection, expansions and shell builtins
- Offers interactive job control plus Vi and Emacs editing modes
Where it doesn't
- Linux platform coverage only
- No command-completion support
- Focused on POSIX sh rather than broader shell features
- Bash9.3/10 · Free plan
A free, open-source shell for interactive command-line work and scripting.
Visit GNU BashFull verdict → - Dash8.5/10 · Free plan
A focused, open-source shell for POSIX scripting and everyday command execution on Linux.
Visit Debian ProjectFull verdict →
More comparisons
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- Bash vs Fish
- Bash vs BusyBox ash
- Bash vs OpenBSD KornShell (ksh)
- Bash vs tcsh
- Bash vs PowerShell
- Zsh vs Dash
- Fish vs Dash
All Command-Line shells comparisons → · Full ranking →
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update