The short answer
- mariadb:11.8 is 495 MB smaller unpacked on amd64 (334 MB vs 829 MB, 60% less).
- As a download, mariadb:11.8 is 104 MB compressed against 238 MB for mysql:8.4: 2.3× less to pull.
- mariadb:11.8 has fewer known vulnerabilities: 104 (26 critical or high) against 83 (35 critical or high) in mysql:8.4.
- 82 of mysql:8.4's 83 findings have a fixed version available upstream.
- 61 of mariadb:11.8's 104 findings have a fixed version available upstream.
- Base OS: mysql:8.4 is built on Oracle Linux 9.8; mariadb:11.8 on Ubuntu 24.04.
- Packages detected: 141 in mysql:8.4, 154 in mariadb:11.8.
- Filesystem layers: 10 vs 8.
- Platforms: only mariadb:11.8 ships ppc64le, s390x.
| mysql:8.4 | mariadb:11.8 | |
|---|---|---|
| Download, amd64 | 238 MB | 104 MB |
| Unpacked, amd64 | 829 MB | 334 MB |
| Download, arm64 | 233 MB | 102 MB |
| Base OS | Oracle Linux 9.8 | Ubuntu 24.04 |
| Layers | 10 | 8 |
| Packages | 141 | 154 |
| Files | 22,234 | 5,596 |
| Known vulnerabilities | C 2H 33M 40L 7? 1 | C 1H 25M 67L 10? 1 |
| Default user | root | root |
| Platforms | 2 | 4 |
| Last pushed | 4 days ago | 5 days ago |
Size
Compressed (download)Unpacked (on disk)
Vulnerabilities
CriticalHighMediumLowUnknown
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Highlighted cells are lower (smaller or fewer). Sizes from Docker Hub checked 2026-11-01; measurements and SBOMs from 2026-10-31 and 2026-10-31; vulnerability database 2026-11-01. Methodology.