Aprilia RS 660 vs Kawasaki Ninja ZX-6R

Prices, specs and on-road cost, side by side. Updated 1 Oct 2026.

Aprilia RS 660
Kawasaki Ninja ZX-6R

Aprilia

RS 660

From ₹18.96 Lakh

Full RS 660 page Change

Kawasaki

Ninja ZX-6R

From ₹12.49 Lakh

Full Ninja ZX-6R page Change
Aprilia RS 660RS 660 · ₹18.96 Lakh
Kawasaki Ninja ZX-6RNinja ZX-6R · ₹12.49 Lakh

What's different

On the versions picked above

Price RS 660: ₹18.96 Lakh Ninja ZX-6R: ₹12.49 Lakh (ahead) Ninja ZX-6R ₹6.47 lakh cheaper
Braking RS 660: Cornering ABS (ahead) Ninja ZX-6R: Dual-channel ABS
Mileage RS 660: 20.4 kmpl Ninja ZX-6R: 23.6 kmpl (ahead) Claimed
Power RS 660: 100 hp Ninja ZX-6R: 124 PS (ahead) Torque 67 vs 69 Nm
Weight RS 660: 183 kg Ninja ZX-6R: 198 kg Seat height 820 vs 830 mm

Pick the RS 660 for cornering abs.

Pick the Ninja ZX-6R for the lower price, better claimed mileage and more power.

Spec by spec

Price

Ex-showroom
₹18.96 Lakh
₹12.49 Lakh
On-road in
₹20.95 Lakh
₹13.85 Lakh
EMI, 5 years, 20% down
₹35,200 a month
₹23,275 a month

Headline figures

Powertrain
Petrol, manual
Petrol, manual
Power
100 hp
124 PS
Torque
67 Nm
69 Nm
Gearbox
Manual
Manual
Mileage
20.4 kmpl
23.6 kmpl

Engine & Transmission

Displacement (cc)
659 cc
636 cc
Engine Type
Parallel Twin, 4-Stroke, 4-Valve, DOHC, 270° crank
Liquid-Cooled, 4-Stroke, In-Line Four, DOHC, 16 Valves
Bore x Stroke
81.0 mm x 63.93 mm
67 mm x 45.1 mm
Compression Ratio
13.5:1
12.9:1
Cooling
Liquid Cooled
Liquid Cooled
Gearbox
6 Speed Manual (1D 5U)
6-Speed Manual, 1-down 5-up
Clutch
Multiplate wet clutch with slipper system
Assist and slipper
Drive Type
Chain Drive
Chain Drive

Brakes & Wheels

Front Brake Type & Diameter
Dual Disc, 320 mm, Brembo 4-piston radial calipers
Dual Disc, 310 mm, 4-piston, radially mounted
Rear Brake Type & Diameter
Single Disc, 220 mm, Brembo 2-piston caliper
Disc, 220 mm, 1-piston
ABS/CBS Type
Multi-map Cornering ABS (Bosch 6-axis IMU)
Dual Channel
Wheel Type
Cast Aluminium Alloy
Alloy, 17-inch
Front Tyre Size
120/70-ZR17 Tubeless
120/70-17
Rear Tyre Size
180/55-ZR17 Tubeless
180/55-17, radial, tubeless

Suspension & Chassis

Front Suspension
41 mm Kayaba USD Fork, preload & rebound adj, 120 mm travel
Showa SFF-BP, 41 mm inverted fork, fully adjustable
Rear Suspension
Kayaba Monoshock, preload & rebound adj, 130 mm travel
Uni-Trak monoshock, fully adjustable for rebound, damping and preload
Frame Type
Dual-beam Aluminium Perimeter Frame
Aluminium perimeter frame
Wheelbase (mm)
1370 mm
1,400 mm
Ground Clearance (mm)
160 mm
130 mm

Dimensions

Length (mm)
1995 mm
2,025 mm
Width (mm)
745 mm
710 mm
Height (mm)
1150 mm
1,105 mm
Seat Height (mm)
820 mm
830 mm
Kerb Weight (kg)
183 kg
198 kg
Fuel Tank Capacity (L)
15 L (Reserve 4 L)
17 litres, 3.4 litre reserve

Instrument Cluster

Display Type
5-inch TFT Display
4.3-inch TFT color digital
Bluetooth Connectivity
Optional (Aprilia MIA)
Yes
Navigation
Optional (Turn-by-turn via MIA)
Yes, turn-by-turn
USB Charging
Optional / Accessory socket
No

Safety & Convenience

Riding Modes
5 Modes (Commute, Dynamic, Individual, Challenge, Time Attack)
3-4 modes, sources disagree on count
Traction Control
Yes (ATC, 8 levels + OFF)
Yes, levels not specified
Quickshifter
Yes (Bi-directional AQS)
Yes, standard, bidirectional
Cruise Control
Yes (Aprilia Cruise Control)
No

Lights

Headlight
Triple Full LED with Cornering Bending Lights
LED, twin-pod
Taillight
Full LED
LED
Turn Indicators
LED (Integrated front DRL / external rear)
LED

Seat & Storage

Seat Type
Split Stepped Seat
Split, stepped pillion
Under-Seat Storage
Minimal tool kit only
No

Choice

Versions
1 version
1 version
Price range
₹18.96 Lakh
₹12.49 Lakh
Colours
2 colours
1 colour

Features are what each maker lists for its top versions. "Not listed" means the maker's sheet does not mention it, not that the vehicle lacks it.

Same engine and gearbox, closest price

Pick a pair to compare those two versions

Petrol, manual

RS 660₹18.96 Lakh Ninja ZX-6R₹12.49 Lakh Ninja ZX-6R ₹6.47 lakh less

On-road price in six cities

RS 660 RS 660 against Ninja ZX-6R Ninja ZX-6R

CityRS 660Ninja ZX-6RGap
Mumbai₹21.71 Lakh₹14.35 LakhNinja ZX-6R ₹7.36 lakh less
Pune₹21.71 Lakh₹14.35 LakhNinja ZX-6R ₹7.36 lakh less
New Delhi₹20.95 Lakh₹13.85 LakhNinja ZX-6R ₹7.10 lakh less
Bengaluru₹22.85 Lakh₹15.1 LakhNinja ZX-6R ₹7.74 lakh less
Chennai₹21.71 Lakh₹14.35 LakhNinja ZX-6R ₹7.36 lakh less
Hyderabad₹22.85 Lakh₹15.1 LakhNinja ZX-6R ₹7.74 lakh less

Ex-showroom price plus road tax, registration and insurance, by each state's rules. Dealers may add handling charges and accessories.

Common questions

Which is cheaper, the RS 660 or the Ninja ZX-6R?

The Ninja ZX-6R, by ₹6.47 lakh on the versions compared here: RS 660 RS 660 at ₹18.96 Lakh against Ninja ZX-6R Ninja ZX-6R at ₹12.49 Lakh, ex-showroom. On the road in Delhi that becomes ₹20.95 Lakh against ₹13.85 Lakh.

Which gives better mileage?

The Ninja ZX-6R claims 23.6 kmpl against 20.4 kmpl on the versions compared here. These are official test figures, not road measurements.

Which is more powerful?

The RS 660 RS 660 makes 100 hp and 67 Nm and the Ninja ZX-6R Ninja ZX-6R makes 124 PS and 69 Nm.

What is the EMI on each?

About ₹35,200 a month for the RS 660 and ₹23,275 for the Ninja ZX-6R, on the road in Delhi with 20% down over five years at 9.5%.

Compare the rivals

RS 660 vs SuperSport From ₹18.96 Lakh and ₹17.16 Lakh RS 660 vs Hayabusa From ₹18.96 Lakh and ₹18.06 Lakh RS 660 vs Ninja ZX-10R From ₹18.96 Lakh and ₹20.79 Lakh Ninja ZX-6R vs Daytona 660 From ₹12.49 Lakh and ₹9.99 Lakh Ninja ZX-6R vs GSX-8R From ₹12.49 Lakh and ₹9.89 Lakh Ninja ZX-6R vs SuperSport From ₹12.49 Lakh and ₹17.16 Lakh
Aprilia RS 660: every version, spec and on-road price Kawasaki Ninja ZX-6R: every version, spec and on-road price