2017 suzuki GSX-R 600:
the suzuki GSX-R is all the way back in 1985 and became a motorcycle name with a complete smooth nickname.gixxer has been in continuous production over a wide range of engine sizes has even been supplemented street-friendly GSX-S range.
cylinder-4
horsepower-104 hp
valves-16
valves per cylinder-4
bore-67mm/2.64mm
stroke-42.5/1.67
displacement(cc/ci)-599/36.5
fuel injection
top speed 180mph
price $11,199
2017 honda CBR 600rr:
you have a lot of good machines to choose from a lot of them look pretty similar on paper and spec charts.better materials and better design that make your bike lighter more powerful and more fun to ride on it. honda reputation for reliability of superior design.machine power and their made up
Engine-599cc
liquid cooled inline
four cylinder
bore and stroke-67mm*42.5mm
horsepower 113 hp
torque 48.7 TQ
induction-dual stage fuel injection
price-$11,799
2017 benelli TNT 600: 
The benelli brand name is under the qjian jiang group since 2005, while a 600cc might be a big engine over there.its middling at best in states no shortage of strong competation. That said, the 600 cc, liquid-cooled, inline four runs an oversquare layout with a 65 mm bore and 45.2 mm stroke with dual overhead cams to time the four-valve-per-cylinder head. Compression isn’t too terribly hot at 11.5-to-1, but it’s still hot enough to put you at the premium pump. Electronic fuel injection meters the gas.....
price-$6,999
Yamaha YZF-R6 2017:
the yzf r6 is a great for racing purpose with 3 supersports world titles in recent years also on the race track.low drag bodywork and aggressive look of yamaha DNA with new YZF R6.advanced electronics and next level aerodynamics with yamaha R6.with racing DNA unreleased...
4 cylinder
4 valves
Engine 599cc
bore 67mm
stroke 42.5mm
compression ratio 13.1:1
fuel injection transistor controlled ignition
price $12,199