The Biggest Loser
The Return of the King
Your rating
Best season rating
7.5
Season 18 (2020)
Worst season rating
6.0
Season 14 (2013)
First to last season
+0.9
S4 6.6 → S18 7.5
Series rating on IMDb
5.4
5.4K votes
Average episode rating per season
The best season of The Biggest Loser is season 18, with an average episode rating of 7.5 on IMDb, and the worst is season 14, at 6.0. It ended on its highest rated season. Its seasons average 6.5, and the series as a whole is rated 5.4 on IMDb, from 5.4K votes. Seasons 1, 2, and 3 aren't ranked, since fewer than half of their episodes have been rated yet.
Season by season
| Season | Aired | Rated episodes | Rating | Change | You | Rating bar |
|---|---|---|---|---|---|---|
| 1Partial | 2005 | 1/12 | 8.2 | |||
| 2Partial | 2005 | 2/22 | 7.3 | −0.9 | ||
| 3 | – | 0/13 | – | |||
| 4 | 2007 | 15/15 | 6.6 | −0.7 | ||
| 5 | 2008 | 16/16 | 6.3 | −0.3 | ||
| 6 | 2008 | 15/15 | 6.9 | +0.6 | ||
| 7 | 2009 | 19/19 | 7.0 | ±0.0 | ||
| 8 | 2009 | 13/13 | 7.1 | +0.1 | ||
| 9 | 2010 | 19/19 | 6.6 | −0.5 | ||
| 10 | 2010 | 13/13 | 6.1 | −0.5 | ||
| 11 | 2011 | 18/21 | 6.1 | ±0.0 | ||
| 12 | 2011 | 13/13 | 6.3 | +0.2 | ||
| 13 | 2012 | 17/18 | 6.2 | −0.2 | ||
| 14Worst | 2013 | 12/12 | 6.0 | −0.2 | ||
| 15 | 2013 | 15/15 | 6.1 | +0.1 | ||
| 16 | 2014 | 18/18 | 6.7 | +0.6 | ||
| 17 | 2016 | 8/8 | 6.5 | −0.2 | ||
| 18Best | 2020 | 10/10 | 7.5 | +1.0 |
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