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Royal Enfield

KTM 390 Adventure S vs Royal Enfield Classic 350

Choosing between the KTM 390 Adventure S vs Royal Enfield Classic 350? BikeJunction is here to help! The 390 Adventure S starts at ₹ 4.05 Lakh, while the Classic 350 is priced at ₹ 1.87 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 S offers 39 Nm @ 6500 rpm torque. The Classic 350 gives 27 NM @ 4000 RPM torque. Apart from all this, you can pick from 1 colour options for the 390 Adventure S and 8 for the Classic 350. you will get a more extensive comparison of KTM 390 Adventure S and Royal Enfield Classic 350, which will definitely clear your confusion between these two-wheelers.

KTM 390 Adventure S vs Royal Enfield Classic 350 Comparison Overview

Key Highlights390 Adventure SClassic 350
Price₹ 4.05 Lakh₹ 1.87 Lakh
Displacement398.63 CC349 CC
Power45.3 bhp @ 8500 rpm20.2 BHP @ 6100 RPM (14.87 KW)
Mileage30 KMPL35 KMPL
Top Speed_115 kmph
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Engine
Max Power
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Highest power the engine/motor can produce.

45.3 bhp @ 8500 rpm 20.2 BHP @ 6100 RPM (14.87 KW)
Max Torque
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The highest twisting force the engine generates, which affects acceleration and pulling power.

39 Nm @ 6500 rpm 27 NM @ 4000 RPM
Battery TypeN/A 12 VOLT, 8 AH, VRLA (MAINTENANCE FREE)
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.

N/A 9.5 : 1
Cooling System
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Method used to prevent engine overheating.

N/A Air/Oil Cooled
Emission Type
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Pollution level compliance of the engine.

BS6 Phase 2 N/A
Engine Type
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Design and working of the two-wheeler's engine.

N/A SINGLE CYLINDER, 4 STROKE, AIR-OIL COOLED
Displacement
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Engine cylinder capacity measured in cc.

398.63 349
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.

89 mm72 mm
No Of CylindersN/A 1
Range
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The maximum distance an electric two-wheeler can travel on a full charge.

384.2 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.

64 mm85.8 mm
Min ChargeN/A N/A
Max ChargeN/A N/A
Speed
Top SpeedN/A 115 Km/h
Tyres & Wheels
Tyre SizeN/A Front: 100/90 - 19 - 57P / Rear: 120/80 - 18 - 62P(Spoke),Front: 100/90 - 19 - 57P , Rear: 120/80 - 18 - 62P (Alloy)
Wheel SizeN/A Front : 19 inch, Rear : 18 inch
Wheels TypeSpoke Alloy / Spoke
Tubeless Tyre
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A tyre without an inner tube, reducing puncture risks and maintaining air longer.

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

N/A Electronic Fuel Injection
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.

1470 mm1390 mm
Brakes
Rear BrakeN/A DISC, SINGLE PISTON FLOATING CALIPER
Abs
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(Anti-locking Braking System) Prevents wheel locking during hard braking, improving control and safety.

Switchable ABS Yes
Front BrakeN/A DISC WITH TWIN PISTON FLOATING CALIPER
Braking TypeN/A DUAL CHANNEL
Front Brake DiameterN/A 300 mm
Rear Brake DiameterN/A 270 mm
Fuel
Fuel SupplyN/A ELECTRONIC FUEL INJECTION(EFI) (CONTI)
Fuel TypePetrol Petrol
Fuel Capacity14.5 L13 L
Body
Body Type
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The overall design and shape of the bike (e.g., cruiser, sports, scooter).

N/A Cruiser Bikes
Frame
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The main structure holding the bike together.

Trellis Frame Twin Downtube Spine Frame
Ground Clearance
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Distance between the bike’s lowest part and the ground.

237 mm170 mm
HeightN/A 1090 mm
Kerb Weight
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Bike’s weight with fuel and fluids.

182 Kg195 Kg
LengthN/A 2145 mm
Seat Height
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Distance from the ground to the seat.

830 mm805 mm
WidthN/A 785 mm
Electrical Accessories
Bluetooth Connectivity
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Wireless connection for calls, music, and navigation.

Yes N/A
Switches & Controls
Starting
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The method to start the bike (e.g., electric start, kick start, or both).

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

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

TFT N/A
Instrument Console
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The main dashboard displaying speed, fuel, engine stats, and warnings.

N/A Semi-Digital
Speedometer
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Displays the current speed of the bike in km/h or mph.

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

Digital N/A
TechometerDigital N/A
Low Battery Indicator
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Warns when the battery charge is low and may need recharging or replacement.

N/A Yes
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 WET, MULTI-PLATES
Gear Box6 Speed 5 SPEED
Transmission
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The entire system that transfers engine power to the wheels (includes clutch and gearbox).

Constant Mesh Manual
Lights
DrlsN/A Yes
Led Tail Light
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Energy-efficient, bright rear light.

N/A Yes
Pilot Lamps
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Small front lights that stay on with the headlight.

N/A Yes
Shockers
Suspension FrontWP Upside-Down Forks TELESCOPIC, 41MM FORKS, 130MM TRAVEL
Suspension RearMonoshock with Preload and Rebound Adjustment TWIN TUBE EMULSION SHOCK ABSORBERS WITH 6-STEP ADJUSTABLE PRELOAD (90MM TRAVEL)
Seat
Seat Type
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The design of the seat that affects comfort and seating position.

N/A Single
Others
Navigation
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A feature that provides turn-by-turn directions on the two-wheeler display or connected device.

Yes N/A
Call Sms Alerts
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Notifies you of incoming calls or messages on the bike’s screen.

Yes N/A

Images of 390 Adventure S and Classic 350

KTM 390 Adventure S Comparison with Similar Bikes

Royal Enfield Classic 350 Comparison with Similar Bikes

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Latest News on 390 Adventure S and Classic 350

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User Reviews of Classic 350

4 Rating

The Modern Retro Masterpiece Reborn

I recently took the newly launched Royal Enfield Classic 350 out for a proper test ride, and it instantly captures that iconic retro soul. The updated 349 cc J-series engine feels remarkably smooth and torque-heavy right from the lower revs, eliminating the old-school aggressive vibrations. The 115 kmph top speed feels stable and confident, thanks to a well-balanced chassis that handles corners and uneven city roads with ease. It is the definitive heritage cruiser for riders who want the timeless retro charm.
3 Aug 2026|Rohit Arora
View All Royal Enfield Classic 350 ReviewsView All Royal Enfield Classic 350 Reviews

FAQs about 390 Adventure S and Classic 350

Q. What is the price difference KTM 390 Adventure S and Royal Enfield Classic 350?

A. The 390 Adventure S is currently priced at ₹ 4.05 Lakh and the Classic 350 costs around ₹ 1.87 Lakh in India. Among them, the ₹ 1.87 Lakh is more affordable.

Q. Which is more suitable, KTM 390 Adventure S and Royal Enfield Classic 350?

A. 390 Adventure S has an average rating of 4.5. On the other hand, Classic 350 comes with 4

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