KTM 390 Adventure R vs KTM 50 SX

Choosing between the KTM 390 Adventure R vs KTM 50 SX? BikeJunction is here to help! The 390 Adventure R starts at ₹ 3.86 Lakh, while the 50 SX is priced at ₹ 4.75 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 390 Adventure R offers 39 Nm torque. The 50 SX gives 5.2 Nm @ 7500 rpm torque. Apart from all this, you can pick from 1 colour options for the 390 Adventure R and 1 for the 50 SX. you will get a more extensive comparison of KTM 390 Adventure R and KTM 50 SX, which will definitely clear your confusion between these two-wheelers.

KTM 390 Adventure R vs KTM 50 SX Comparison Overview

Key Highlights	390 Adventure R	50 SX
Price	₹ 3.86 Lakh	₹ 4.75 Lakh
Displacement	398.7 CC	499 CC
Power	44.2 bhp	5.3 bhp @ 11500 rpm
Mileage	30 KMPL	29 KMPL

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Engine

Max Power Highest power the engine/motor can produce.	44.2 bhp	5.3 bhp @ 11500 rpm
Max Torque The highest twisting force the engine generates, which affects acceleration and pulling power.	39 Nm	5.2 Nm @ 7500 rpm
Compression Ratio Compression ratio is how much the engine squeezes air-fuel before ignition. Higher ratios mean more power; lower ratios improve durability.	12.6	N/A
Cooling System Method used to prevent engine overheating.	Liquid Cooled	Liquid cooling
Engine Type Design and working of the two-wheeler's engine.	4 stroke, Single Cylinder, DOHC, Internal Combustion Engine	Single cylinder, 2-stroke
Displacement Engine cylinder capacity measured in cc.	398.7	49.9
Bore Bore is the diameter of a bike’s engine cylinder. A larger bore allows more fuel-air mix, increasing power and speed.	89 mm	39.5 mm
No Of Cylinders	1	N/A
Stroke Stroke is the piston’s movement inside the engine cylinder. Longer strokes give more torque, shorter strokes give more speed and higher RPM.	64 mm	40.7 mm
Min Charge	N/A	N/A
Max Charge	N/A	N/A

Tyres & Wheels

Tyre Size	Front : 90/90 - 21, Rear : 140/80 - 18	Front : 60/100 x 12, Rear : 2.75 x 10
Wheel Size	Front : 21 inch, Rear : 18 inch	Front : 12 inch, Rear : 10 inch
Tubeless Tyre A tyre without an inner tube, reducing puncture risks and maintaining air longer.	Tubed	N/A
Wheelbase The distance from the center of the front wheel to the center of the rear wheel, affecting stability, handling, and riding comfort.	1481 mm	1026 mm

Brakes

Abs (Anti-locking Braking System) Prevents wheel locking during hard braking, improving control and safety.	Dual Channel ABS	null
Front Brake Diameter	320 mm	160 mm
Rear Brake Diameter	240 mm	10 mm

Fuel

Fuel Type	Petrol	N/A
Fuel Capacity	14.5 L	2.3 L

Body

Body Type The overall design and shape of the bike (e.g., cruiser, sports, scooter).	Adventure Tourer Bikes, Dirt Bikes, Off Road Bikes	N/A
Frame The main structure holding the bike together.	Steel Trellis Frame	Central double-cradle-type frame
Additional Storage Extra space for carrying items.	Yes	N/A
Ground Clearance Distance between the bike’s lowest part and the ground.	272 mm	233 mm
Height	1490 mm	N/A
Kerb Weight Bike’s weight with fuel and fluids.	183 Kg	45 Kg
Length	2238 mm	N/A
Passenger Backrest A support accessory for the passenger’s back.	No	N/A
Passenger Footrest A component which support foots of the passenger.	Yes	N/A
Seat Height Distance from the ground to the seat.	870 mm	653 mm
Width	821 mm	N/A

Electrical Accessories

Usb Charging Port

A USB slot to charge devices like phones.

Yes

N/A

Switches & Controls

Starting The method to start the bike (e.g., electric start, kick start, or both).	Self Start	Kick Start
Engine Kill Switch A button to instantly turn off the engine for safety and convenience.	Yes	N/A
Traction Control A system that prevents wheel slip by adjusting power during acceleration on slippery surfaces.	Yes	N/A

Meter

Display A screen that shows important riding information like speed, fuel, and trip details.	TFT	N/A
Fuel Gauge Indicates the current fuel level in the tank.	Digital	N/A
Instrument Console The main dashboard displaying speed, fuel, engine stats, and warnings.	Digital	N/A
Odometer Measures and records the total distance the bike has traveled since new.	Digital	N/A
Speedometer Displays the current speed of the bike in km/h or mph.	Digital	N/A
Tripmeter Tracks specific trip distances separately from the odometer, useful for measuring short rides.	Digital	N/A
Techometer	Digital	N/A
Clock	Yes	N/A
Low Battery Indicator Warns when the battery charge is low and may need recharging or replacement.	No	N/A
Low Oil Indicator Alerts when engine oil is low, preventing damage and ensuring smooth performance.	No	N/A

Clutch & Gear

Clutch A device that connects and disconnects the engine from the wheels for smooth gear shifts.	Assist And Slipper Clutch	N/A
Gear Box	6 Speed	N/A
Transmission The entire system that transfers engine power to the wheels (includes clutch and gearbox).	Manual	N/A

Lights

Head Light	LED	N/A
Tail Light	LED	N/A
Drls	Yes	N/A
Turn Signal Lamp Flashing lights on a two-wheeler that indicate the rider's turning or lane-changing direction.	LED	N/A

Shockers

Suspension Front	WP APEX 43	XACT 35 WP Upside-Down fork, Ø 35 mm
Suspension Rear	WP APEX Split Piston	XACT WP mono shock

Others

Navigation A feature that provides turn-by-turn directions on the two-wheeler display or connected device.	No	N/A
Mobile Application A companion app to monitor bike stats, location, and settings.	Yes	N/A
Call Sms Alerts Notifies you of incoming calls or messages on the bike’s screen.	Yes	N/A
Ota	Yes	N/A
Cruise Control A feature in which rider can set a steady speed without using the throttle.	No	N/A