Toilets with class five
| Compare | Title | Color(s) | Bowl Shape | Width | Configuration | Gallons Per Flush | Bowl Height |
| Add to compare |  Kohler K-3978 |
Almond, Biscuit, Black, Dune, Ice Grey, Sandbar, White | Elongated | 18 | Two Piece | 1.6 | 14.5 |
| Add to compare |  Kohler K-3817 |
Almond, Biscuit, Black Black, Dune, Ice Grey, Sandbar, White | Elongated | 18.88 | Two Piece | 1.28 | 16.5 |
| Add to compare |  Kohler K-3810 |
Almond, Biscuit, Black Black, Cashmere, Dune, Ice Grey, Innocent Blush, Mexican Sand, Sandbar, Thunder Grey, White | Elongated | 18.75 | One Piece | 1.28 | 16.5 |
| Add to compare |  Kohler K-3889 |
Almond, Biscuit, Black Black, Dune, Ice Grey, Sandbar, White | Elongated | 18 | Two Piece | 1.28 | 16.5 |
| Add to compare |  Kohler K-3813 |
Almond, Biscuit, Black Black, Cashmere, Dune, Ice Grey, Innocent Blush, Mexican Sand, Sandbar, Skylight, Sunlight, Tea Green, Thunder Grey, White | Elongated | 18.25 | One Piece | 1.28 | 16.25 |
| Add to compare |  Kohler K-3999 |
Almond, Biscuit, Black, Dune, Ice Grey, Sandbar, White | Elongated | 18 | Two Piece | 1.28 | 16.5 |
| Add to compare |  Kohler K-3812 |
Almond, Biscuit, Black Black, Cashmere, Dune, Ice Grey, Innocent Blush, Mexican Sand, Sandbar, Skylight, Sunlight, Tea Green, Thunder Grey, White | Elongated | 17.75 | One Piece | 1.28 | 16.25 |
| Add to compare |  Kohler K-3755 |
Almond, Biscuit, Black Black, Cashmere, Dune, Ice Grey, Innocent Blush, Mexican Sand, Navy, Sandbar, Skylight, Sunlight, Thunder Grey, White | Elongated | 16.75 | Two Piece | 1.28 | 16.5 |
| Add to compare |  Kohler K-3998 |
Almond, Biscuit, Black, Dune, Ice Grey, Sandbar, White | Elongated | 18 | Two Piece | 1.28 | 14.5 |
| Add to compare |  Kohler K-3506 |
Almond, Biscuit, Black Black, Cashmere, Dune, Ice Grey, Innocent Blush, Mexican Sand, Navy, Sandbar, Seafoam Green, Skylight, Sunlight, Tea Green, Thunder Grey, Timberline, White, Wild Rose | Elongated | 20.5 | One Piece | 1.6 | 16.5 |