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Harley Davidson Sportster S vs KTM 390 Adventure X

Choosing between the Harley Davidson Sportster S vs KTM 390 Adventure X? BikeJunction is here to help! The Sportster S starts at ₹ 18.05 Lakh, while the 390 Adventure X is priced at ₹ 3.43 Lakh (ex-showroom). You can easily compare all the required parameters for your new two-wheeler. These two-wheelers have powerful motors with good performance. Among them, the Sportster S offers 125 Nm @ 6000 rpm torque. The 390 Adventure X gives 39 Nm @ 6500 rpm torque. Apart from all this, you can pick from 4 colour options for the Sportster S and 2 for the 390 Adventure X. you will get a more extensive comparison of Harley Davidson Sportster S and KTM 390 Adventure X, which will definitely clear your confusion between these two-wheelers.

Harley Davidson Sportster S vs KTM 390 Adventure X Comparison Overview

Key HighlightsSportster S390 Adventure X
Price₹ 18.05 Lakh₹ 3.43 Lakh
Displacement1252 CC398.63 CC
Power120.69 bhp @ 7500 rpm46 bhp @ 8500 rpm
Mileage19.6 KMPL30 KMPL
Top Speed194 kmph_
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Engine
Max Power
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Highest power the engine/motor can produce.

120.69 bhp @ 7500 rpm 46 bhp @ 8500 rpm
Max Torque
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The highest twisting force the engine generates, which affects acceleration and pulling power.

125 Nm @ 6000 rpm 39 Nm @ 6500 rpm
Compression Ratio
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Compression ratio is how much the engine squeezes air-fuel before ignition. Higher ratios mean more power; lower ratios improve durability.

12.0:1 12.71:1
Emission Type
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Pollution level compliance of the engine.

BS-VI Phase 2 BS6 Phase 2
Engine Type
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Design and working of the two-wheeler's engine.

Revolution® Max 1250T N/A
Motor Type
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The type of motor used in bikes.

N/A N/A
Power Modes
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Different performance settings in a two-wheeler.

N/A N/A
Displacement
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Engine cylinder capacity measured in cc.

1252 398.63
Bore
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Bore is the diameter of a bike’s engine cylinder. A larger bore allows more fuel-air mix, increasing power and speed.

105 mm89 mm
Engine Oil4 LN/A
No Of Cylinders2 1
Peak Power
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Highest power a bike/scooter can produce.

122 WN/A
Range
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The maximum distance an electric two-wheeler can travel on a full charge.

224.2 KmN/A
Stroke
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Stroke is the piston’s movement inside the engine cylinder. Longer strokes give more torque, shorter strokes give more speed and higher RPM.

72.3 mm64 mm
Speed
Top Speed194 Km/hN/A
Tyres & Wheels
Tyre SizeFront : 160/70R17 73V, Rear : 180/70R16 77V Front: 100/90 x 19 Rear: 130/80x17
Wheel SizeFront : 431.8 mm, Rear : 406.4 mm Front : 19 inch, Rear : 17 inch
Tubeless Tyre
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A tyre without an inner tube, reducing puncture risks and maintaining air longer.

Tubeless Tubeless
Ignition
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The system that starts the engine, usually via a key, button, or smart start.

CDI N/A
Tyre BrandPirelli N/A
Wheelbase
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The distance from the center of the front wheel to the center of the rear wheel, affecting stability, handling, and riding comfort.

1520 mm1470 mm
Radial Tyre
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A tyre with strong sidewalls and better grip, durability, and heat resistance.

Yes N/A
Front Tyre Pressure Rider36 psiN/A
Front Tyre Pressure Rider And Pillion36 psiN/A
Rear Tyre Pressure Rider42 psiN/A
Rear Tyre Pressure Rider And Pillion42 psiN/A
Brakes
Abs
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(Anti-locking Braking System) Prevents wheel locking during hard braking, improving control and safety.

Dual Channel Yes
Braking TypeDual Channel ABS N/A
Ebs
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(Electronic Brakeforce Distribution) This electronic system uses the engine’s resistance to slow down the bike smoothly, reducing excessive brake usage and improving control.

N/A N/A
Rear Brake Diameter260 mm240 mm
Fuel
Fuel SupplyFuel Injection N/A
Fuel TypePetrol Petrol
Fuel Capacity11.8 L14.5 L
Fuel Reserve1 LN/A
Body
Body Type
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The overall design and shape of the bike (e.g., cruiser, sports, scooter).

Cruiser N/A
Drive Type
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How power is sent to the wheels (e.g., chain, belt, shaft).

Belt Drive N/A
Frame
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The main structure holding the bike together.

High Strength Low Alloy Wheel Trellis Frame Split-Trellis Frame
Water Proof Rating
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The rating which signifies, how well the bike resists water exposure.

N/A N/A
Ground Clearance
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Distance between the bike’s lowest part and the ground.

90 mm228 mm
Height1089 mm825 mm
Kerb Weight
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Bike’s weight with fuel and fluids.

225 Kg181 Kg
Length2270 mmN/A
Passenger Footrest
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A component which support foots of the passenger.

N/A Yes
Seat Height
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Distance from the ground to the seat.

765 mmN/A
Width843 mmN/A
Electrical Accessories
Bluetooth Connectivity
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Wireless connection for calls, music, and navigation.

Yes N/A
Switches & Controls
Riding Modes
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Different settings (e.g., Sport, Eco, Rain) that adjust performance and power delivery.

Road, Sport, Rain and Custom Off-Road and Street
Starting
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The method to start the bike (e.g., electric start, kick start, or both).

Self Start Only Self Start
Pass Switch
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A switch to flash the high beam, signaling other vehicles while overtaking.

Yes N/A
Traction Control
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A system that prevents wheel slip by adjusting power during acceleration on slippery surfaces.

Yes N/A
Meter
Display
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A screen that shows important riding information like speed, fuel, and trip details.

4 Inch TFT N/A
Fuel Gauge
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Indicates the current fuel level in the tank.

Yes Digital
Instrument Console
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The main dashboard displaying speed, fuel, engine stats, and warnings.

Digital TFT
Tripmeter
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Tracks specific trip distances separately from the odometer, useful for measuring short rides.

Digital N/A
ClockYes N/A
Distance To Empty Indicator
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Estimates how far you can ride before the fuel runs out.

Yes N/A
Service Due Indicator
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Reminds when the next bike servicing or maintenance is needed.

Yes N/A
Clutch & Gear
Clutch
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A device that connects and disconnects the engine from the wheels for smooth gear shifts.

Assist And Slipper Clutch Assist And Slipper Clutch
Lights
Led Tail Light
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Energy-efficient, bright rear light.

Yes N/A
Battery
Battery Capacity
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Total energy the battery can store.

N/A 12 V, 8 AH
Charging Time Zero HundredN/A N/A
Charging Time Zero EightyN/A N/A
Fast Charging Time
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Time for quick battery charging.

N/A N/A
No Of BatteriesN/A N/A
Shockers
Suspension Front 43 mm inverted fork with compression, rebound and spring preload adjustability. Aluminum fork triple clamps. WP APEX USD forks, 43 mm diameter, 200mm travel
Suspension Rear Linkage-mounted, piggyback monoshock with compression, rebound and hydraulic spring preload adjustability WP APEX Monoshock, 205mm wheel travel Adjustable for Preload (10 steps)
Seat
Seat Type
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The design of the seat that affects comfort and seating position.

Single N/A
Others
Additional FeaturesTire Pressure Monitoring System N/A
Music Control
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A feature that lets you play, pause, or change music via the two-wheeler's console or connected device.

N/A N/A
Motor Ip Rating
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A rating which indicates how well the motor is protected against dust and water.

N/A N/A
Anti Theft Alarm
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Alerts if someone tries to steal or tamper with the bike.

Yes N/A
Mobile Application
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A companion app to monitor bike stats, location, and settings.

Yes N/A
Geo Fencing
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Alerts you if the bike moves beyond a set location boundary.

N/A N/A
Cruise Control
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A feature in which rider can set a steady speed without using the throttle.

Yes N/A

Images of Sportster S and 390 Adventure X

Harley Davidson Sportster S Comparison with Similar Bikes

KTM 390 Adventure X Comparison with Similar Bikes

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FAQs about Sportster S and 390 Adventure X

Q. What is the price difference Harley Davidson Sportster S and KTM 390 Adventure X?

A. The Sportster S is currently priced at ₹ 18.05 Lakh and the 390 Adventure X costs around ₹ 3.43 Lakh in India. Among them, the ₹ 3.43 Lakh is more affordable.

Q. Which is more suitable, Harley Davidson Sportster S and KTM 390 Adventure X?

A. Sportster S has an average rating of 4.6. On the other hand, 390 Adventure X comes with 4.5

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