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KTM RC 125 Vs KTM RC 390 Vs Ather 450 comparison

Ex-Showroom Price
New Delhi
₹ 1.7 Lakh
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₹ 2.66 Lakh
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₹ 1.13 Lakh
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KTM RC 125 Vs KTM RC 390 Vs Ather 450 Comparison: Which Bike is Better?

Trying to figure out which of these bikes or scooters to buy? Compare the RC 125 Vs RC 390 Vs 450 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.

RC 125 Vs RC 390 Vs 450 – Which model is Cheapest?

The ex-showroom price of the KTM RC 390 in New Delhi starts at ₹ 2.66 Lakh. On the other hand, Ather 450 price in New Delhi of base variant starts at ₹ 1.13 Lakh and goes up to Rs. ₹ 1.45 Lakh for range topping model Lastly, the KTM RC 125 starts at ₹ 1.7 Lakh.

SummaryKTM RC 125KTM RC 390Ather 450
Price₹ 1.7 Lakh₹ 2.66 Lakh₹ 1.13 Lakh
Body TypeSportsSportsScooter
Mileage41.30 Km/l35.00 Km/l75.00 Km/Full Charge
Power14.30 bhp44.00 bhp7.24 bhp
Engine124.7 CC373.2 CC2.4 kWh Lithium-ion
Fuel TypePetrolPetrolElectric

RC 125 Vs RC 390 Vs 450 – Which gives Better Mileage?

As for the claimed fuel efficiency, the KTM RC 390 base engine returns 35 Km/l. The Ather 450 base returns 75 Km/Full Charge. The KTM RC 125 basic model, on the other hand, gives 41 Km/l.

RC 125 Vs RC 390 Vs 450 – Which has a Better Engine Efficiency?

In the powertrain department, the KTM RC 390 gets bhp Petrol engine, whereas the Ather 450 comes in bhp Electric engine. Lastly, the KTM RC 125 is offered in bhp Petrol engine.


Engine CC 124.7 cc373.2 ccN/A
No Of Cylinder 11N/A
Max Power 14.3 bhp @ 9250 rpm44 bhp @ 9000 rpmN/A
Max Torque 12 Nm @ 8000 rpm36 Nm @ 7000 rpm20.50 Nm
Valves Per Cylinder 24N/A
Fuel Delivery Fuel InjectionFuel Injection SystemN/A
Cooling System Liquid CooledLiquid CooledAir Cooled
Starting Mechanism Electric StarterSelf StartSelf Start
Bore 58 mmN/AN/A
CO2 Emissions 55.2 g/kmN/AN/A
Emission BS VIBS VIN/A
Stroke 47.2 mmN/AN/A
Battery Type N/AN/A2.4 KWh Lithium-ion
Charging Time N/AN/A2 Hours 40 Min
Fast Charging Time N/AN/A1 Km/min
Engine Power N/AN/A7.24 bhp
Acceleration (0-40 kmph) N/AN/A3.9 s
Motor Type N/AN/ABLDC Motor
Top Speed N/AN/A80 kmph

Fuel Consumption

Fuel Tank Capacity 10.0 L10.0 LN/A
Reserve Fuel Capacity N/A1.5 LN/A
Mileage 41.30 Km/l35.00 Km/lN/A
Overall Riding Range N/AN/AN/A
Battery Range N/AN/A75 Km/Full Charge

Dimension and Weight

Kerb Weight 135 kg147 kg118 kg
Length 1978 mm1978 mm1800 mm
Width 688 mm688 mm700 mm
Height 834 mm1098 mm1250 mm
Wheelbase 1340 mm1340 mm1278 mm
Ground Clearance 178 mm178 mm160 mm
Seat Height 820 mm820 mm765 mm
F:R Weight Ratio N/AN/A47 : 53


No. Of Gears 6 Gears6 GearsN/A
Clutch Wet Multi-disc Clutch, Mechanically ActuatedPASC™ Antihopping Clutch, Mechanically OperatedBelt Drive

Chassis and Suspension

Chassis Type N/ASteel Trellis Frame, Powder CoatedPrecision Machined Hybrid Chassis
Front Suspension WP Upside-down Ø 43 MmWP Upside-down 43 MmTelescopic Forks
Rear Suspension WP MonoshockWP MonoshockSymmetrically Mounted Progressive Mono-shock


Front Brake Type Four-piston Radial Fixed Calliper, Brake DiscDiscHydraulically Actuated Triple-Piston Calliper - Disc
Rear Brake Type Single-piston Floating Calliper, Brake DiscDiscHydraulically Actuated Single-Piston Calliper - Disc
Front Disc/Drum Size 300 mm320 mm200 mm
Rear Disc/Drum Size 230 mm230 mm190 mm

Wheel and Tyres

Wheel Size N/A17 inches12 inches
Wheel Type Alloy WheelsAlloy WheelsAlloy Wheels
Front Tyre N/A110/70 X 1790/90-12 Tubeless
Rear Tyre N/A150/60 X 1790/90-12 Tubeless


Battery N/A12V/8AhLithium-ion
Headlight N/AProjector HeadlampsLED
Tail Light N/ALED Tail LampLED

Standard Features

Gear Indicatorticktickcross
Fuel Warning Indicatorticktickcross
Fuel Gaugeticktickcross
Low Oil Indicatorcrosscrosscross
Low Battery Indicatorcrosscrosstick
Pillion Seattickticktick
Pillion Grabrailcrosscrosstick
Engine Kill Switchtickticktick
Tripmeter TypeDigitalDigitalDigital
Tripmeter Counttickticktick
Pass Lighttickticktick
17 Inch Orange Wheels-tick-
240 mm Ventilated Front Disc Brake-cross-
Brand New Twin Headlight-tick-
Integrated Blinkers As A Special Feature The RC-tick-
Pillion Ride Seat -tick-
Rear Led Tail Lamps-cross-
Telescopic Fork-tick-
Thin Tail Fitting Perfectly Into The Pure Racing Look-tick-
Check who is calling with Bluetooth® connectivity--tick
Front & Rear Disc Brakes--tick
Get over-the-air software upgrades--tick
Interactive Dash--tick
LED DRL (Daylight Running Light)--cross
LED Tail Lamp--cross
Low Center Of Gravity--tick
Mono-Shock Suspension--tick
Perfect Balance--tick
Play the next song with Bluetooth® connectivity--tick
Reverse Mode--tick

Additonal Features

100% Digital LCD Display-tick-
A Brand New Steel Fuel Tank With 9.5L Capacity-tick-
Handlebars & Switches Contributes To A Sporty & Aggressive Riding Position-tick-
Sporty Split-Seats-cross-
Telescopic with Anti-Friction Bush Front Suspension-cross-
Triple Clamps Are Eye-Catchers & Together With The Clip On Handlebars-tick-
7” Touchscreen--tick

Key Features

Find the nearest charging point--tick
Navigate with on-board Google MapsTM--tick

Competitor of KTM RC 125

Competitor of KTM RC 390

Competitor of Ather 450

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.