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Triumph Bonneville T120 Vs Triumph Speed Twin Vs Harley-Davidson Fat Bob comparison


Triumph Bonneville T120 Vs Triumph Speed Twin Vs Harley-Davidson Fat Bob Comparison: Which Bike is Better?

Trying to figure out which of these bikes or scooters to buy? Compare the Bonneville T120 Vs Speed Twin Vs Fat Bob on carandbike to make an informed buying decision as to which bike to buy in 2021. This comparison has been carried out on the basis of prices, engine specifications, mileage, and features of these two-wheelers.

Bonneville T120 Vs Speed Twin Vs Fat Bob – Which model is Cheapest?

The ex-showroom price of the Harley-Davidson Fat Bob in New Delhi starts at ₹ 14.59 Lakh. On the other hand, Triumph Bonneville T120 price in New Delhi of base variant starts at ₹ 9.98 Lakh Lastly, the Triumph Speed Twin starts at ₹ 9.46 Lakh.

SummaryTriumph Bonneville T120Triumph Speed TwinHarley-Davidson Fat Bob
Price₹ 9.98 Lakh₹ 9.46 Lakh₹ 14.59 Lakh
Body TypeCruiserSportsCruiser
Mileage18.00 Kmpl20.80 Kmpl15.00 Kmpl
Power79.00 bhp96.00 bhp65.00 bhp
Engine1200.0 CC1200.0 CC1745.0 CC
Fuel TypePetrolPetrolPetrol

Bonneville T120 Vs Speed Twin Vs Fat Bob – Which gives Better Mileage?

As for the claimed fuel efficiency, the Harley-Davidson Fat Bob base engine returns 15 Kmpl. The Triumph Bonneville T120 base returns 18 Kmpl. The Triumph Speed Twin basic model, on the other hand, gives 21 Kmpl.

Bonneville T120 Vs Speed Twin Vs Fat Bob – Which has a Better Engine Efficiency?

In the powertrain department, the Harley-Davidson Fat Bob gets bhp Petrol engine, whereas the Triumph Bonneville T120 comes in bhp Petrol engine. Lastly, the Triumph Speed Twin is offered in bhp Petrol engine.


Engine CC 1200.0 cc1200.0 cc1745.0 cc
No Of Cylinder 222
Max Power 79 bhp @ 6550 rpm96 bhp @ 6750 rpm65 bhp @ 5500 rpm
Max Torque 105 Nm @ 3100 rpm112 Nm @ 4950 rpm145 Nm @ 3250 rpm
Valves Per Cylinder 442
Fuel Delivery Electronic Fuel InjectionMultipoint Sequential Electronic Fuel InjectionElectronic Sequential Port Fuel Injection (ESPFI)
Cooling System Liquid CooledLiquid CooledAir Cooled
Starting Mechanism Self StartElectric StartSelf Start
Bore N/A97.6 mmN/A
Compression N/A11.0 :1N/A
Stroke N/A80 mmN/A

Fuel Consumption

Fuel Tank Capacity 14.5 L14.5 L14.1 L
Reserve Fuel Capacity 2.0 LN/A2.8 L
Mileage 18.00 Kmpl20.80 Kmpl15.00 Kmpl
Overall Riding Range N/AN/AN/A
CO2 Figures N/AEURO 4 Standard: 109g/kmN/A

Dimension and Weight

Kerb Weight 224 kg196 kg296 kg
Length 2115 mm1235 mm2345 mm
Width 785 mm760 mm890 mm
Height 1125 mm1110 mm1130 mm
Wheelbase 1445 mm1430 mm1615 mm
Ground Clearance 140 mmN/A120 mm
Seat Height 785 mm807 mm720 mm
Frame N/ATubular Steel with Aluminium CradleN/A
Trail N/A93.5 mmN/A


No. Of Gears 6 Gears6 Gears6 Gears
Clutch Wet, Multi-plate Assist ClutchWet, Multi-plate Assist ClutchWet Multiplate

Chassis and Suspension

Chassis Type Tubular Steel CradleN/AMild Steel; Tubular Frame; Rectangular Section Bac
Front Suspension Kayaba 41mm Cartidge Forks, 120mm Travel41mm Cartridge Forks, 120mm TravelN/A
Rear Suspension Kayaba Twin Shocks With Adjustable Preload, 120mm Rear Wheel TravelTwin Shocks With Adjustable Preload, 120mm Rear Wheel TravelN/A
Swingarm N/ATwin-sided, AluminiumN/A


Front Brake Type DiscTwin DiscDisc
Rear Brake Type DiscSingle DiscDisc
Front Disc/Drum Size 310 mm305 mm300 mm
Rear Disc/Drum Size 255 mm220 mm292 mm

Wheel and Tyres

Wheel Size 17 inchesN/A16 inches
Wheel Type Alloy WheelsCast Aluminium AlloyAlloy Wheels
Front Tyre 100/90-18120/70 ZR17130/90B16 67H
Rear Tyre 150/70 R17160/60 ZR17180/70B16 77H


Battery DryN/AMaintenance Free
Headlight Bulb TypeN/ALED

Standard Features

Gear Indicatortickcrosstick
Fuel Warning Indicatortickticktick
Fuel Gaugetickticktick
Low Oil Indicatortickticktick
Low Battery Indicatorcrossticktick
Pillion Seattickcrosstick
Pillion Grabrailticktickcross
Engine Kill Switchtickticktick
Tripmeter TypeDigitalDigitalDigital
Tripmeter Counttickticktick
Pass Lighttickticktick
Ride By Wirecrosstick-
Switchable Traction Controlcrosstick-
Brembo Front Brakes-cross-
Cartridge forks-cross-
Enhanced rider & pillion comfort-cross-
First-in-class riding modes (Road and Rain)-cross-
Tyre Pressure Monitoring System availability-cross-

Additonal Features

Riding Modes: Sport ,Road & Raincrosstick-

Key Features

Competitor of Triumph Bonneville T120

Competitor of Triumph Speed Twin

Competitor of Harley-Davidson Fat Bob

Disclaimer: carandbike team has taken the utmost care to ensure the accuracy of the information provided above, however, we recommend that you contact the manufacturer or your nearest dealership to confirm the details. carandbike cannot be held liable for any direct or indirect damage/loss.