The KTM 690 Duke is a single-cylinder naked bike from KTM. It uses a liquid-cooled LC4 single, 654cc at first and 693cc from 2012, in a light trellis frame.
Light, sharp and torquey, it is one of the most powerful single-cylinder road bikes. Rivals include the Husqvarna Vitpilen 701 and Yamaha MT-07.
| Year | Photo | Engine | Power | Weight | Seat | Fields |
|---|---|---|---|---|---|---|
| 2019 | ![]() |
690 cc | 73 hp | 149 kg | 835 mm | 41 |
| 2018 | ![]() |
693 cc | 72 hp | 149 kg | 835 mm | 48 |
| 2017 | ![]() |
693 cc | 72 hp | 149 kg | 835 mm | 48 |
| 2016 | ![]() |
693 cc | 72 hp | 150 kg | 835 mm | 48 |
| 2015 | ![]() |
690 cc | 67.1 hp | 150 kg | 835 mm | 46 |
| 2014 | ![]() |
690 cc | 67.1 hp | 150 kg | 835 mm | 47 |
| 2013 | ![]() |
690 cc | 67.1 hp | 150 kg | 835 mm | 47 |
| 2012 | ![]() |
690 cc | 67 hp | 150 kg | 835 mm | 43 |
| 2011 | ![]() |
654 cc | 64.4 hp | 149 kg | 865 mm | 43 |
| 2010 | ![]() |
654 cc | 64.4 hp | 149 kg | 865 mm | 48 |
| 2009 | ![]() |
654 cc | 64.4 hp | 149 kg | 865 mm | 48 |
| 2008 | ![]() |
654 cc | 64.4 hp | 149 kg | 865 mm | 47 |