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Harley-Davidson Fat Boy Vs Triumph Rocket 3 Vs Ducati XDiavel comparison

Ex-Showroom Price
New Delhi
₹ 18.25 Lakh
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₹ 18 Lakh
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₹ 16.48 Lakh
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Harley-Davidson Fat Boy Vs Triumph Rocket 3 Vs Ducati XDiavel Comparison: Which Bike is Better?

Trying to figure out which of these bikes or scooters to buy? Compare the Fat Boy Vs Rocket 3 Vs XDiavel 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.

Fat Boy Vs Rocket 3 Vs XDiavel – Which model is Cheapest?

The ex-showroom price of the Harley-Davidson Fat Boy in New Delhi starts at ₹ 18.25 Lakh and goes up to ₹ 20.1 Lakh for the fully-loaded model. On the other hand, Ducati XDiavel price in New Delhi of base variant starts at ₹ 16.48 Lakh and goes up to Rs. ₹ 19.16 Lakh for range topping model Lastly, the Triumph Rocket 3 starts at ₹ 18 Lakh and goes up to ₹ 18.4 Lakh for the fully-loaded model.

SummaryHarley-Davidson Fat BoyTriumph Rocket 3Ducati XDiavel
Price₹ 18.25 Lakh₹ 18 Lakh₹ 16.48 Lakh
Body TypeCruiserCruiserSports
Mileage15.00 Km/l13.00 Km/l15.00 Km/l
Power65.00 bhp165.00 bhp150.00 bhp
Engine1745.0 CC2458.0 CC1262.0 CC
Fuel TypePetrolPetrolPetrol

Fat Boy Vs Rocket 3 Vs XDiavel – Which gives Better Mileage?

As for the claimed fuel efficiency, the Harley-Davidson Fat Boy base engine returns 15 Km/l. The Ducati XDiavel base returns 15 Km/l. The Triumph Rocket 3 basic model, on the other hand, gives 13 Km/l.

Fat Boy Vs Rocket 3 Vs XDiavel – Which has a Better Engine Efficiency?

In the powertrain department, the Harley-Davidson Fat Boy gets bhp Petrol engine, whereas the Ducati XDiavel comes in bhp Petrol engine. Lastly, the Triumph Rocket 3 is offered in bhp Petrol engine.


Engine CC 1745.0 cc2458.0 cc1262.0 cc
No Of Cylinder 232
Max Power 65 bhp @ 5500 rpm165 bhp @ 6000 rpm150 bhp @ 9500 rpm
Max Torque 144 Nm @ 3000 rpm221 Nm @ 4000 rpm126 Nm @ 5000 rpm
Valves Per Cylinder 244
Fuel Delivery Electronic Sequential Port Fuel Injection (ESPFI)Fuel InjectedBosch Fuel Injection
Cooling System Air CooledWater CooledLiquid Cooled
Starting Mechanism Self StartSelf StartSelf Start
Bore 100 110.2 mmN/A
Engine Type Milwaukee-Eight 107N/AN/A
Stroke 111.185.9 mmN/A
Compression N/A10.8:1N/A
Exhaust N/AStainless 3-into-1 headers with 3 exit silencer / CAT boxN/A
Final Drive N/AShaft, bevel boxN/A

Fuel Consumption

Fuel Tank Capacity 19.1 L18.0 L18.0 L
Reserve Fuel Capacity 3.3 LN/AN/A
Mileage 15.00 Km/l13.00 Km/l15.00 Km/l
Overall Riding Range N/AN/AN/A

Dimension and Weight

Kerb Weight 304 kg291 kg247 kg
Length 2370 mm2400 mm2310 mm
Width 990 mm889 mm1010 mm
Height 1095 mm1065 mm1133 mm
Wheelbase 1665 mm1677 mm1615 mm
Ground Clearance 115 mmN/AN/A
Seat Height 670 mm773 mm755 mm
Rake N/A27.9 ºN/A
Trail N/A134.9 mmN/A


No. Of Gears 6 Gears6 Gears6 Gears
Clutch Wet MultiplateWet, Multi-plate Hydraulically Operated, Torque AssistSlipper And Self-servo Wet Multiplate Clutch With Hydraulic Control
Compression Ratio 10.0:1N/AN/A

Chassis and Suspension

Chassis Type N/AFull Aluminium FrameTubular Steel Trellis Frame
Front Suspension N/AShowa 47mm Upside-down 1 1 Cartridge Front Forks, Compression And Rebound Adjuster. 120mm TravelAdjustable Ø 50 Mm (Ø 1,97 In) Usd Fork
Rear Suspension N/AFully Adjustable Showa Piggyback Reservoir RSU With Remote Hydraulic Preload Adjuster, 107mm Rear Wheel Travel.Single Shock Absorber, Adjustable Preload And Rebound, Remote Reservoir, Single Sided Cast/trellis Frame Swingarm, Natural Anodized And Brushed Swingarm
Swingarm N/ASingle-sided, cast aluminiumN/A


Front Brake Type DiscDiscsDual Disc
Rear Brake Type DiscDiscsDisc
Front Disc/Drum Size 300 mm320 mm320 mm
Rear Disc/Drum Size 292 mm300 mm265 mm

Wheel and Tyres

Wheel Size 18 inches17 inches17 inches
Wheel Type Alloy WheelsAlloy WheelAlloy Wheels
Front Tyre 160/60R18,70V,BW150/80 R17 V120/70 ZR17 Pirelli Diablo Rosso II
Rear Tyre 240/40R18,79V,BW240/50 R16 V240/45 ZR17 Pirelli Diablo Rosso II


Battery Maintenance FreeN/AMaintenance Free

Standard Features

Gear Indicatortickticktick
Fuel Warning Indicatortickticktick
Fuel Gaugetickticktick
Low Oil Indicatortickticktick
Low Battery Indicatortickticktick
Pillion Seattickticktick
Pillion Grabrailcrosstickcross
Engine Kill Switchtickticktick
Tripmeter TypeDigitalDigitalDigital
Tripmeter Counttickticktick
Pass Lighttickticktick
240 mm Rear Tyre-cross-
Ducati Safety Pack-cross-
Four Riding Modes-tick-
Full Led Headlamp-cross-
Hill Hold Control-tick-
Riding Mode-cross-
3 Riding Modes--tick
LED Headlight--tick
Testatretta DVT (Desmodromic Variable Timing)--tick
Traction Control & EBD--tick

Additonal Features

Key Features

Competitor of Harley-Davidson Fat Boy

Competitor of Triumph Rocket 3

Competitor of Ducati XDiavel

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