2021 Tvs Star City Technical Analysis & Specification Breakdown
Positioned in Tvs's sport motorcycle lineup, the 2021 Tvs Star City features a 109.7 cc (6.7 cu in) single cylinder, four-stroke configuration. In factory specification, peak output is rated at 8.1 HP (5.9 kW) at 7,350 rpm while maximum torque reaches 8.7 Nm (6.4 lb-ft) at 4,500 rpm, transferring power to the rear wheel through a 4-speed gearbox and chain final drive. With a specific output of 73.8 HP per liter and a 2,850 rpm working window between peak torque (4,500 rpm) and peak power (7,350 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 Star City measures 116 kg (256 lbs) wet (curb), translating to a power-to-weight ratio of 0.07 HP/kg (14.32 kg per horsepower). Rider ergonomics and chassis geometry center around a 1,250 mm (49.2 in) wheelbase engineered for quick, flickable steering geometry. The 10-liter (2.6 US gal) fuel tank supports practical everyday commuting and weekend road stints, while factory top speed is listed at 90 km/h (56 mph).
Within MotoLibrary's Tvs archive, this model family spans 7 indexed model years from 2008 to 2024, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.
Specific Output
73.8 HP/L
Power-to-Weight
0.07 HP/kg (14.32 kg/HP)
Power Band Window
4,500–7,350 rpm
Engine
Displacement109.7 ccm (6.69 cubic inches)
Engine TypeSingle cylinder, four-stroke
Power8.1 HP (5.9 kW)) @ 7350 RPM
Torque8.7 Nm (0.9 kgf-m or 6.4 ft.lbs) @ 4500 RPM
Compression10.0:1
Bore x Stroke53.5 x 48.8 mm (2.1 x 1.9 inches)
Fuel SystemInjection. ET – FI Eco Thrust Fuel Injection Technology
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.
