Facts and figures: Yamaha YZF-R125 v Honda CBR125R v Derbi GPR125

By MCN -

First rides & tests

 30 June 2010 15:34

This week in MCN Chris Newbigging tests the latest crop of sports 125s by riding them to the MotoGP at Silverstone and back. To find out what happened pick up a copy of the paper, but in the meantime here are the vital statistics.

Yamaha YZF-R125
Price £3,999
Engine  Liquid-cooled 124.66 cc (52.0 x 58.6 mm), four-stroke, four-valve single cylinder. Single overhead camshaft
Power (claimed) 14.6bhp
Torque (claimed) 9ftlb
Frame & swingarm Steel twin-spar frame
Suspension Telescopic front forks, monoshock rear
Wheelbase 1355 mm Claimed weight 138 kg (wet)
Colours Black, white, red, blue
Front brake 292mm disc
Rear brake 230mm disc
Front tyre 100/80 x 17 Rear tyre 130/70 x 17
Fuel capacity/mpg 13.8 litres/99mpg
Seat height 818 mm
Insurance group 6

Honda CBR125R
Price
£3,125
Engine  Liquid-cooled 124.7cc (58 x 47.2mm ) four-stroke, two-valve single cylinder. Single overhead camshaft
Power (claimed) 13bhp
Torque (claimed) 7ftlb
Frame & swingarm Diamond frame with steel twin-spar chassis
Suspension 31mm telescopic forks, monoshock damper
Wheelbase 1294mm Claimed weight 127kg (wet)
Colours Black, red, orange
Front brake 276 x 4mm hydraulic disc with dual-piston caliper and resin mould pads Rear brake 220 x 4mm hydraulic disc with single-piston caliper and resin mould pads
Front tyre 80/90 x 17
Rear tyre 100/80 x 17
Fuel capacity/mpg 10 litres/82mpg
Seat height 776mm
Insurance group 6

Derbi GPR 125
Price
£3,699
Engine  Liquid-cooled 124.2cc (58 x 47 mm), four-stroke, four-valve single cylinder
Power (claimed) 13bhp
Torque (claimed) 7ftlb
Frame & swingarm Twin-spar aluminium beam frame with double-sided steel swingarm
Suspension 41 mm upside down forks, monoshock damper
Wheelbase 1355 mm
Claimed weight 129kg (wet)
Colours Black, white
Front brake 300 mm disc
Rear brake 220mm disc
Front tyre 100/80 x 17
Rear tyre 130/70 x 17
Fuel capacity/mpg 13 litres/65mpg
Seat height 810 mm
Insurance group 4