Head to head
Mermaid Forest vs Nanatsu no Taizai
Side by side on community score, how it's rated, audience size and how long each takes to watch. Data from Kitsu, refreshed daily.
The short version
- Nanatsu no Taizai is rated higher by the community: 8.21 vs 6.89.
- Nanatsu no Taizai is more widely watched, with 128× the members.
- Mermaid Forest is the quicker watch, 9h 14m shorter.
- They share Fantasy.
| Mermaid Forest | Nanatsu no Taizai | |
|---|---|---|
| Community score | 6.89 | 8.21higher |
| Rank by score | #6,398 | #282better |
| Members | 2,774 | 355,747more |
| Favorited by | 0.3% | 0.6%more |
| Time to watch | 24mshorter | 9h 38m |
| Episodes | 13 | 24 |
| Format | TV Series | TV Series |
| Aired | 2003 | 2014–2015 |
| Status | Finished | Finished |
| Studio | – | A-1 Pictures |
| Age rating | R | PG |
How each is rated
Share of ratings at each star level · 9★–10★: 12% vs 58%
- Mermaid Forest
- Nanatsu no Taizai
0%30%60%
1★2★3★4★5★6★7★8★9★10★
Show as table
| Mermaid Forest | Nanatsu no Taizai | |
|---|---|---|
| 1★ | 1% | 4% |
| 2★ | 1% | 0% |
| 3★ | 1% | 0% |
| 4★ | 8% | 6% |
| 5★ | 9% | 1% |
| 6★ | 17% | 3% |
| 7★ | 30% | 19% |
| 8★ | 21% | 8% |
| 9★ | 5% | 7% |
| 10★ | 7% | 51% |
Time to watch
Episodes × episode length, openings included
Show as table
| Item | Runtime |
|---|---|
| Mermaid Forest | 24m |
| Nanatsu no Taizai | 9h 38m |
Shared genres
Only Nanatsu no Taizai
More comparisons
Mermaid Forest vs Attack on TitanMermaid Forest vs Fullmetal Alchemist: BrotherhoodMermaid Forest vs Kimetsu no YaibaMermaid Forest vs Attack on Titan Season 2Nanatsu no Taizai vs Attack on TitanNanatsu no Taizai vs Boku no Hero AcademiaNanatsu no Taizai vs Boku no Hero Academia 2Nanatsu no Taizai vs One Punch Man
Mermaid Forest vs Nanatsu no Taizai FAQ
Is Mermaid Forest better than Nanatsu no Taizai?
By community score, Nanatsu no Taizai is ahead (8.21 vs 6.89). Both are fantasy, so taste decides the rest.
Which is longer, Mermaid Forest or Nanatsu no Taizai?
Nanatsu no Taizai is longer: 9h 38m against 24m.
Which is more popular?
Nanatsu no Taizai has more members on Kitsu (355,747 vs 2,774).
If I liked Mermaid Forest, will I like Nanatsu no Taizai?
Probably, if it was the fantasy side you enjoyed.

