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MotoLibrary Score
39/100Commuter
Power/Weight
0.21 hp/kg
Torque
5 Nm
Engine
648 ccm
Technical Overview
2025 Royal Enfield Bear 650 Technical Analysis & Specification Breakdown
Engineered by Royal for the motorcycle segment, the 2025 Royal Enfield Bear 650 pairs a 648 cc air/oil-cooled-cooled four stroke, parallel twin, sohc architecture with road-focused gearing. In factory specification, peak output is rated at 46.4 HP (34.6 kW) at 7,150 rpm while maximum torque reaches 5.3 Nm at 5,150 rpm, transferring power to the rear wheel through a 6 speed, constant mesh gearbox and chain final drive. With a specific output of 71.6 HP per liter and a 2,000 rpm working window between peak torque (5,150 rpm) and peak power (7,150 rpm), the engine character is indicating a tractable, stress-free state of tune focused on everyday usability and broad torque delivery.
On the scales, the Enfield Bear 650 measures 216 kg (476 lbs) wet (curb), translating to a power-to-weight ratio of 0.21 HP/kg (4.66 kg per horsepower). Rider ergonomics and chassis geometry center around a 1,460 mm (57.5 in) wheelbase engineered for balanced agility and highway composure. The 13.6-liter (3.6 US gal) fuel tank supports practical everyday commuting and weekend road stints.
Specific Output
71.6 HP/L
Power-to-Weight
0.21 HP/kg (4.66 kg/HP)
Power Band Window
5,150–7,150 rpm
Engine
Displacement648 cc / 39.5 cu-in
Engine TypeFour stroke, Parallel Twin, SOHC
Power46.4 hp / 34.6 kW @ 7150 rpm
Torque56.5.3 Nm / 41.6 lb-ft @ 5150 rpm
Compression9.5:1
Bore x Stroke78 x 67.8 mm
Fuel SystemElectronic Fuel Injection
IgnitionDigital electronic ignition
LubricationForced lubrication, wet sump with pump driven oil delivery
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.
Torque
Torque is useful for judging real-world pull, especially for touring, commuting and loaded riding.
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.
Suspension
Suspension details can matter for comfort, road feel and long-distance riding.
Transmission
Transmission and final drive affect maintenance, smoothness and everyday usability.
