After cutting their teeth on superbikes in the 300 to 400 cc, a lot of biking enthusiasts will generally want to graduate to bigger machines rather quickly.
DH lists a few bikes that have engine capacities between 600 and 800 cc:
Honda CBR650R
Engine: 648.72 cc liquid-cooled four-cylinder
Power: 88 ps @ 11,500 rpm
Torque: 60 Nm @ 8000 rpm
Gearbox: 6 speed
Brakes (front/ rear): 310 mm dual discs/ 240 mm single disc with dual channel ABS
Suspension (front/ rear): 41 mm upside down fork/ Pro-Link monoshock
Fuel tank: 15.4 litres
Weight: 210 Kg
Price: Rs 7.70 lakh ex-showroom
Kawasaki Ninja 650
Engine: 649 cc liquid-cooled parallel twin cylinder
Power: 68 ps @ 8000 rpm
Torque: 65.7 Nm @ 6500 rpm
Gearbox: 6 speed
Brakes (front/ rear): 41 mm telescopic fork/ Back link monoshock with adjustable pre-load and dual channel ABS
Suspension (front/ rear): 300 mm dual petal discs/ 220 mm single petal disc
Fuel tank: 15 litres
Weight: 196 Kg
Price: Rs 5.89 to Rs 5.99 lakh ex-showroom
Suzuki GSX-S750
Engine: 749 cc liquid-cooled four-cylinder
Power: 114 ps @ 10,500 rpm
Torque: 81 Nm @ 9000 rpm
Gearbox: 6 speed
Brakes (front/ rear): Dual petal discs/ single petal disc with dual channel ABS
Suspension (front/ rear): USD telescopic coil spring/ Link type monoshock coil spring
Fuel tank: 16 litres
Weight: 215 Kg
Price: Rs 7.56 lakh ex-showroom, Karnataka
Benelli TNT600I
Engine: 600 cc water-cooled inline four-cylinder
Power: 85 bhp @ 11,500 rpm
Torque: 54.6 Nm @ 10,500 rpm
Gearbox: 6 speed
Brakes (front/ rear): Dual disc/ single disc with dual channel ABS
Suspension (front/ rear): Upside down telescopic/ monoshock
Fuel tank: 15 litres
Weight: 231 Kg
Price: Rs 6.2 lakh ex-showroom
Harley-Davidson Street 750
Engine: 749 cc liquid-cooled V-Twin
Power: 48 ps @ 8000 rpm
Torque: 59 Nm @ 3750 rpm
Gearbox: 6 speed
Brakes (front/ rear): 2-piston floated front and rear discs
Suspension (front/ rear): Telescopic forks/ gas charged shocks
Fuel tank: 13.1 litres
Weight: 223 Kg
Price: Rs 5.33 to Rs 5.61 lakh, ex-showroom Delhi