Spec comparo: KTM 390 Duke v BMW G 310 R

Engine

There’s no replacement for displacement! The KTM 390 Duke’s claim to fame is its edgy performance and at the heart of that performance is the engine. The 373.2cc engine makes a peak power of 43bhp at 9000rpm, and 37Nm at 7000rpm. It has an 89mm bore and 60mm stroke, gets four valves on the cylinder head and a DOHC set-up. Meanwhile, the BMW’s engine is slightly smaller, and gets a significantly less performance. With an 80mm x 62.1mm bore and stroke, the BMW engine has a total of 313 cee cees. The output here is rated at 33bhp and 28Nm.