Positioned in Dafier's scooter motorcycle lineup, the 2009 Dafier DFE 50 QT-9 features a 49.9 cc (3 cu in) air-cooled single cylinder, four-stroke configuration. In factory specification, peak output is rated at 3.2 HP (2.3 kW) at 8,000 rpm. Internal engine geometry specifies a bore and stroke of 39.0 x 41.5 mm (1.5 x 1.6 inches) with a 10.0:1 compression ratio.
On the scales, the DFE 50 QT-9 measures 78 kg (172 lbs) dry. Rider ergonomics and chassis geometry center around a 1,210 mm (47.6 in) wheelbase engineered for quick, flickable steering geometry. The 4.5-liter (1.2 US gal) fuel tank paired with a rated consumption of 2 L/100 km provides an estimated theoretical range of roughly 225 km (140 miles) between fill-ups, while factory top speed is listed at 45 km/h (28 mph).
Theoretical Range
~225 km (140 mi)
Engine
Displacement49.9 ccm (3.04 cubic inches)
Engine TypeSingle cylinder, four-stroke
Engine DetailsSingle cylinder, four-stroke
Power3.2 HP (2.3 kW)) @ 8000 RPM
Compression10.0:1
Bore x Stroke39.0 x 41.5 mm (1.5 x 1.6 inches)
Fuel SystemCarburettor
IgnitionCDI
CoolingAir
Performance
Top Speed45.0 km/h (28.0 mph)
Fuel Consumption2.00 litres/100 km (50.0 km/l or 117.61 mpg)
Greenhouse Gases46.4 CO2 g/km. (CO2 - Carbon dioxide emission)
Use this page to compare this motorcycle by its real specifications, not only by model name. Focus on the details that affect fit, comfort, handling, range and ownership.
Power
Compare engine output with similar motorcycles if acceleration, highway use or two-up riding matters.
Weight
Compare weight carefully because it affects low-speed handling, parking and confidence.
Fuel Capacity
Fuel capacity helps estimate touring range and how often you may need to stop.
Brakes
Brake setup is worth comparing if you ride in traffic, mountains or with a passenger.
