Supersport screamers: It’s the best 600cc sports bikes for 2021

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The 600cc sportsbike market has taken a hiding in recent years, with almost all major manufacturers slowing development of their middleweight three and four-cylinder screamers in favour of flagship superbike models.
With sales slowing and firms now locked in a litre-class arms race, the supersport landscape has been stripped bare. A track-only version of the Yamaha R6 is all that’s available to buy new in the UK, plus any remaining Kawasaki ZX-6R and MV Agusta F3 675 models, as they’re discontinued for 2021.
Suzuki’s GSX-R600, the Honda CBR600RR and