Don't count this as a vote, but doesn't anybody like 2-3-4 puzzles and the like?
Bill Smythe
Place Variant Votes
1 Killer Sudoku 19
2 Killer X Sudoku 8
3 Zero Killer Sudoku 7
4 Consecutive/Nonconsecutive Sudoku 5
5 Skyscraper Sudoku 4
5 Toroidal Sudoku 4
5 Zero Killer X Sudoku 4
8 EG Killer 3
8 Inequality Killer 3
8 KiCo (Killer by Colour) 3
8 Killer Jigsaw 3
8 KiMo 3
13 Argyle Sudoku 2
13 Double Killer 2
13 Non Consecutive Sudoku 2
13 Sum Search Sudoku 2
17 Killer - Disjoint Group 1
17 Navigator Sudoku 1
17 Pandigital Sudoku 1
17 Pseudoku 1
17 Twin Corresponding Sudoku 1
17 Windoku (aka NRC Sudoku) 1