Aprilia RS 457 vs KTM 50 SX

Last Updated: September 2, 2026

Aprilia RS 457 price starts at Rs. 4.30 Lakh, which is Rs. 45,373 cheaper than the base variant of KTM 50 SX, priced at Rs. 4.75 Lakh. On the performance front, the RS 457 uses a 457cc engine producing 47.58 PS @ 9400 rpm and the 50 SX a 49.9cc engine producing 5.4 PS @ 11500 rpm. If you're deciding between the RS 457 and 50 SX, the RS 457 is the better pick for affordability and performance, while the 50 SX stands out for a lighter kerb weight.

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RS 457 vs 50 SX Comparison Summary

Specification Aprilia RS 457KTM 50 SX
Ex-showroom price (base) Rs. 4.30 LakhRs. 4.75 Lakh
Mileage 30 kmplNot Available
Engine 457 cc49.9 cc
Max power 47.58 PS @ 9400 rpm5.4 PS @ 11500 rpm
Kerb weight 175 Kg45 Kg

RS 457 vs 50 SX Key Highlights

Basic Info Aprilia RS 457 STDKTM 50 SX STD
Rating
24 reviews
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Brand Name Aprilia KTM
Ex-Showroom Price Rs. 4.30 Lakh Check On Road Price Rs. 4.75 Lakh Check On Road Price
Engine Type 2 Parallel Forward Facing Cylinders, 4 Valves Per Cylinder, Liquid Cooled With Ride-By-Wire Single Cylinder, 2 Stroke
Max Power 47.58 PS @ 9400 rpm 5.4 PS @ 11500 rpm
Fuel Type Petrol Petrol
Colors
Aprilia RS 457 Colors
KTM 50 SX Colors
Wheel Size Front :-431.8 mm,Rear :-431.8 mm Front :-304.8 mm,Rear :-254 mm
Wheels Type (Pressed Steel/ Alloy) Alloy Spoke
ABS Dual Channel Not Available
Starting Self Start Only Kick Start Only
Speedometer Digital Not Available
EMI
Rs. 11,763 @ 6% (36 months)
Rs. 13,005 @ 6% (36 months)
Insurance Rs. 24,580 RS 457 Insurance Rs. 12,475 50 SX Insurance
Brochure
Download Brochure
Download Brochure

Spark Plugs
1 Per Cylinder
1 Per Cylinder
Valves (per cylinder)
4
Not Available
Claimed Top Speed
190 kmph
Not Available
Emission Norm Compliance
bs6.2
bs6.2
Engine Type
2 Parallel Forward Facing Cylinders, 4 Valves Per Cylinder, Liquid Cooled With Ride-By-Wire
Single Cylinder, 2 Stroke
Engine Displacement
457 cc
49.9 cc
Gear Box
6 Speed
Not Available
Max Power
47.58 PS @ 9400 rpm
5.4 PS @ 11500 rpm
Max Torque
43.5 Nm @ 6700 rpm
5.2 Nm @ 7500 rpm
Bore
69 mm
39.5 mm
Stroke
61.1 mm
40.7 mm
Number Of Cylinders
2
1
Drive Type
Chain Drive
Chain Drive
Fuel System
Fuel Injection
Carburetor
Fuel Type
Petrol
Petrol
Ignition
Not Available
Selettra Digital

Front Brake
Disc
Disc
Rear Brake
Disc
Disc
Front Caliper
4 Piston
4 Piston
Rear Caliper
1 Piston
2 Piston

Mileage (Overall)
30 kmpl
Not Available
Fuel Gauge
Digital
Not Available

Suspension-Front
41 mm Upside-Down Fork, Adjustable Preload, Wheel Travel - 120 mm
Xact 35 Wp Upside Down Fork, Ø 35 mm, Travel - 200.6 mm
Suspension-Rear
Monoshock, Adjustable Preload, Wheel Travel - 130 mm
Xact Wp Mono Shock, Travel - 190.5 mm

Front Tyre Pressure (Rider)
Not Available
15 psi
Front Tyre Pressure (Rider and Pillion)
Not Available
15 psi
Rear Tyre Pressure (Rider)
Not Available
15 psi
Rear Tyre Pressure (Rider and Pillion)
Not Available
15 psi
Tyre Size
Front :-110/70-17 Rear :-150/60-17
Front :-60/100-12, Rear :-2.75-10
Wheel Size
Front :-431.8 mm,Rear :-431.8 mm
Front :-304.8 mm,Rear :-254 mm
Tyre Type
Tubeless
Tube
Wheels Type (Pressed Steel/ Alloy)
Alloy
Spoke

Dry Weight
159 kg
42.5 kg
Seat height
800 mm
653 mm
Fuel Tank Reserve Capacity
2.6 L
Not Available
Wheelbase
Not Available
1026 mm
Ground Clearance
Not Available
233 mm
Fuel Tank Capacity
13 L
2.3 L
Kerb Weight
175 Kg
45 Kg
Tail Light
LED
Not Available
Front Brake Size
320 mm
160 mm
Rear Brake Size
220 mm
160 mm

Call/SMS Alerts
Yes
Not Available
Roadside assistance
Yes
Not Available
Headlight
LED
Not Available

Frame Type
Dual Beam Aluminium Frame
Central Double Cradle Type Frame, Steel
Digital Display Type
TFT
Not Available
Malfunction Indicator
Yes
Not Available
Trip Meter
Digital
Not Available
Pillion Seat
Yes
Yes
Pillion Grab Rail
Yes
Yes
Calls and Messaging
Yes
Not Available
Navigation assist
Yes
Not Available
Kick Start
Not Available
Yes
Riding Modes
Yes
Not Available
Traction Control
Yes
Not Available
Kill Switch
Yes
Yes
Low battery alert
Yes
Not Available
No. of Tripmeters
2
Not Available
Engine Temperature Indicator
Yes
Not Available
Rear Footpegs
Yes
Not Available
Daytime Running Lamps
Yes
Not Available
Gear Position Indicator
Yes
Not Available
ABS Type
Dual Channel
Not Available
Distance To Empty
Yes
Not Available
Side Stand Warning
Yes
Not Available
Handlebar type
Not Available
Tapered Aluminum
ABS
Dual Channel
Not Available
Body Type
Sports Bikes
Dirt Bikes, Off Road Bikes
Body Graphics
Yes
Not Available
Instrument Console Type
Digital
Not Available
Starting
Self Start Only
Kick Start Only
Seat Type
Split
Single
Pass Beam Switch
Yes
Not Available
Speedometer
Digital
Not Available
Tachometer
Digital
Not Available
Low Fuel Warning Lamp
Yes
Not Available
Clock
Yes
Not Available
Low Battery Indicator
Yes
Not Available
Low Oil Indicator
Yes
Not Available
Cooling System
Liquid Cooled
Liquid Cooled
Odometer
Digital
Not Available
Navigation
Yes
Not Available
Service Due Indicator
Yes
Not Available
Switchable ABS
Yes
Not Available
Saree Guard
Yes
Not Available
Shift Light
Yes
Not Available
Hazard Light Switch
Yes
Not Available

1st Service
750 Kms / 1 Month
Not Available
2nd Service
3000 Kms / 3 Months
Not Available
3rd Service
6000 Kms / 6 Months
Not Available

Vehicle Warranty
3 Years or 36,000 Km
2 Years or 50,000 Km
Standard Warranty (Years)
3
2
Standard Warranty (kilometers)
36000
50000
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Aprilia RS 457 Comparison with Similar Bikes

Latest News on Aprilia RS 457 and KTM 50 SX

Aprilia RS 457 Vs KTM 50 SX FAQs

Which bike is cheaper Aprilia RS 457 vs KTM 50 SX?
The Aprilia RS 457 is cheaper than KTM 50 SX by ₹45,373.
Which bike offers better performance Aprilia RS 457 vs KTM 50 SX?
For the STD version, 457 cc Petrol engine of RS 457 produces 47.58 PS @ 9400 rpm of power and 43.5 Nm @ 6700 rpm of torque. Whereas for the STD version, 49.9 cc Petrol engine of 50 SX produces 5.4 PS @ 11500 rpm of power and 5.2 Nm @ 7500 rpm of torque

Images of KTM 50 SX

Which one do you like more?
50 SX
50 SX
RS 457
RS 457
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