What is the best anime from 2003?

Gungrave (8.23) ranks #1 among anime from 2003 on the Anime Codex rubric, which scores each show on story, characters, themes, world, animation and cultural impact.

How are these 4 anime from 2003 ranked?

Each show is scored 1–10 on six criteria, weighted by demographic, into a single Codex score. This page lists every qualifying anime from 2003 by that score and updates as the catalogue grows.

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Best anime of 2003, ranked

Every anime from 2003 in the Codex, scored on six things that actually matter and ranked by weighted score (2003–2003). 4 titles, led by Gungrave (8.23). Re-ranked automatically as scores change — no stale lists.

The short answer

The best anime from 2003 is Gungrave — 8.23 out of 10 on the Anime Codex six-criterion rubric — scored, not voted. All 4 ranked below.

8.23

Gungrave

2003Top: Character 9.0

7.48

Konjiki no Gash Bell!! (Zatch Bell)

2003Top: Themes 8.5

7.29

Astro Boy (Tetsuwan Atom)

2003Top: Cultural 8.0

6.45

Bobobo-bo Bo-bobo

2003Top: World 7.5

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FAQ

What is the best anime from 2003?: Gungrave (8.23) ranks #1 among anime from 2003 on the Anime Codex rubric, which scores each show on story, characters, themes, world, animation and cultural impact.
How are these 4 anime from 2003 ranked?: Each show is scored 1–10 on six criteria, weighted by demographic, into a single Codex score. This page lists every qualifying anime from 2003 by that score and updates as the catalogue grows.