Dragon Ball Z Episode Ratings Heatmap
1989 · 5 Seasons · 165 Episodes · Overall Score: 8.2/10 (39 rated)
Season 1 holds the highest collective average score across the series.
Season 1 Details →Lowest score variance (σ = 0.45), maintaining an average of 8.2.
Complete Episode Rating Matrix
Interactive score chart by season and episode number. Darker green indicates higher ratings; amber and red denote lower reception.
| Episode | Season 1 | Season 2 | Season 3 | Season 4 | Season 5 |
|---|---|---|---|---|---|
| Ep 1 | 8.0 | – | – | – | – |
| Ep 2 | 8.2 | – | – | – | – |
| Ep 3 | 8.2 | – | – | – | – |
| Ep 4 | 8.7 | – | – | – | – |
| Ep 5 | 8.9 | – | – | – | – |
| Ep 6 | 8.2 | – | – | – | – |
| Ep 7 | 8.2 | – | – | – | – |
| Ep 8 | 8.3 | – | – | – | – |
| Ep 9 | 7.7 | – | – | – | – |
| Ep 10 | 7.1 | – | – | – | – |
| Ep 11 | 7.0 | – | – | – | – |
| Ep 12 | 7.5 | – | – | – | – |
| Ep 13 | 8.1 | – | – | – | – |
| Ep 14 | 7.8 | – | – | – | – |
| Ep 15 | 7.5 | – | – | – | – |
| Ep 16 | 7.5 | – | – | – | – |
| Ep 17 | 7.9 | – | – | – | – |
| Ep 18 | 8.3 | – | – | – | – |
| Ep 19 | 8.2 | – | – | – | – |
| Ep 20 | 8.2 | – | – | – | – |
| Ep 21 | 8.2 | – | – | – | – |
| Ep 22 | 8.2 | – | – | – | – |
| Ep 23 | 7.5 | – | – | – | – |
| Ep 24 | 8.5 | – | – | – | – |
| Ep 25 | 8.5 | – | – | – | – |
| Ep 26 | 8.2 | – | – | – | – |
| Ep 27 | 8.5 | – | – | – | – |
| Ep 28 | 8.7 | – | – | – | – |
| Ep 29 | 8.6 | – | – | – | – |
| Ep 30 | 8.7 | – | – | – | – |
| Ep 31 | 8.8 | – | – | – | – |
| Ep 32 | 8.4 | – | – | – | – |
| Ep 33 | 8.4 | – | – | – | – |
| Ep 34 | 8.4 | – | – | – | – |
| Ep 35 | 8.7 | – | – | – | – |
| Ep 36 | 8.3 | – | – | – | – |
| Ep 37 | 8.2 | – | – | – | – |
| Ep 38 | 8.0 | – | – | – | – |
| Ep 39 | 7.8 | – | – | – | – |
| Season Avg | 8.2 | – | – | – | – |
Ratings Analysis & Trajectory
Across 5 seasons and 165 episodes, Dragon Ball Z has earned an overall series rating of 8.2 out of 10. The series displays remarkable consistency across its narrative arc, maintaining reliable ratings from premiere to conclusion.
The single highest-rated hour of television in the series is Season 1, Episode 5 ("Gohan's Rage"), rated at an extraordinary 8.9/10 with 12 ratings. Conversely, the lowest-rated installment is Season 1, Episode 11 ("Terror on Arlia"), landing at 7.0/10.
The most precipitous single-episode shift occurred in Season 1 between Episode 5 ("Gohan's Rage", 8.9) and Episode 6 ("No Time Like the Present", 8.2), a swing of 0.7 points.
Top 10 Highest Rated Episodes of Dragon Ball Z
| Rank | Episode | Title | Score | Votes | Air Date |
|---|---|---|---|---|---|
| #1 | Season 1, Ep 5 | Gohan's Rage | 8.9 | 12 | May 24, 1989 |
| #2 | Season 1, Ep 31 | Saiyan Sized Secret | 8.8 | 10 | Dec 20, 1989 |
| #3 | Season 1, Ep 4 | Piccolo's Plan | 8.7 | 12 | May 17, 1989 |
| #4 | Season 1, Ep 28 | Goku's Arrival | 8.7 | 10 | Nov 29, 1989 |
| #5 | Season 1, Ep 30 | Goku vs. Vegeta | 8.7 | 10 | Dec 13, 1989 |
| #6 | Season 1, Ep 35 | Mercy | 8.7 | 10 | Feb 7, 1990 |
| #7 | Season 1, Ep 29 | Lesson Number One | 8.6 | 10 | Dec 6, 1989 |
| #8 | Season 1, Ep 27 | Nimbus Speed | 8.5 | 11 | Nov 22, 1989 |
| #9 | Season 1, Ep 24 | The Power of Nappa | 8.5 | 10 | Oct 25, 1989 |
| #10 | Season 1, Ep 25 | Sacrifice | 8.5 | 10 | Nov 1, 1989 |