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MotoLibrary Score
36/100Commuter
Power/Weight
0.11 hp/kg
Engine
249 ccm
Technical Overview
2009 Aprilia Atlantic 250 i.e. Technical Analysis & Specification Breakdown
Positioned in Aprilia's scooter motorcycle lineup, the 2009 Aprilia Atlantic 250 i.e. features a 249 cc (15.2 cu in) liquid-cooled single cylinder, four-stroke configuration. In factory specification, peak output is rated at 21 HP (15.3 kW), transferring power to the rear wheel through a automatic gearbox. With a specific output of 84.3 HP per liter, the engine character is indicating a tractable, stress-free state of tune focused on everyday usability and broad torque delivery.
On the scales, the Atlantic 250 i.e. measures 199 kg (439 lbs) dry, translating to a power-to-weight ratio of 0.11 HP/kg (9.48 kg per horsepower). Rider ergonomics and chassis geometry center around a 770 mm (30.3 in) seat height — offering a neutral standover height that accommodates most average-inseam riders without sacrificing cornering clearance, combined with a 1,470 mm (57.9 in) wheelbase engineered for balanced agility and highway composure.
Specific Output
84.3 HP/L
Power-to-Weight
0.11 HP/kg (9.48 kg/HP)
Standover Height
770 mm (30.3 in)
Engine
Displacement249.0 ccm (15.19 cubic inches)
Engine TypeSingle cylinder, four-stroke
Engine DetailsSingle cylinder, four-stroke
Power21.0 HP (15.3 kW))
Compression10.5:1
Valves/Cylinder4
Fuel ControlOverhead Cams (OHC)
IgnitionElectronic CDI with automatic advance.
LubricationWet sump. Forced lubrication with mechanical oil pump
CoolingLiquid
Transmission
GearboxAutomatic
ClutchAutomatic centrifugal dry clutch
Chassis
Front Suspension35 mm hydraulic fork. Wheel travel 90 mm.
Rear SuspensionEngine assembly acting as swingarm. Double chamber hydraulic shock absorber with 5 positions for spring preload. Wheel travel 100 mm.
Wheelbase1470 mm (57.9 inches)
Wheels & Brakes
Front Tyre110/90-13
Rear Tyre130/70-13
Front BrakesSingle disc
Front Brake Ø240 mm (9.4 inches)
Rear BrakesSingle disc
Rear Brake Ø190 mm (7.5 inches)
Dimensions & Weight
Dry Weight199.0 kg (438.7 pounds)
Power/Weight0.1055 HP/kg
Seat Height770 mm (30.3 inches) If adjustable, lowest setting.
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.
Seat Height
Check the seat height against your inseam and riding posture before choosing a motorcycle.
Weight
Compare weight carefully because it affects low-speed handling, parking and confidence.
Brakes
Brake setup is worth comparing if you ride in traffic, mountains or with a passenger.
Suspension
Suspension details can matter for comfort, road feel and long-distance riding.
Transmission
Transmission and final drive affect maintenance, smoothness and everyday usability.
