2025 Aprilia RS 125 vs 2014 Kawasaki Ninja 400

The Aprilia RS 125 records a lower weight than the Kawasaki Ninja 400. The Kawasaki Ninja 400 has the advantage in recorded power, recorded torque and displacement where both recorded values are available.

Recorded specification differences

  • Manufacturer: Aprilia RS 125 Aprilia, Kawasaki Ninja 400 Kawasaki
  • Model: Aprilia RS 125 Aprilia RS 125, Kawasaki Ninja 400 Kawasaki Ninja 400
  • Year: Aprilia RS 125 2025, Kawasaki Ninja 400 2014
  • Displacement: Aprilia RS 125 124.2, Kawasaki Ninja 400 399
  • Power: Aprilia RS 125 14.8, Kawasaki Ninja 400 43
  • Torque: Aprilia RS 125 11.2, Kawasaki Ninja 400 37
  • Weight: Aprilia RS 125 144, Kawasaki Ninja 400 209
  • Seat height: Aprilia RS 125 82, Kawasaki Ninja 400 81
Aprilia RS 125 vs Kawasaki Ninja 400 key specifications
SpecAprilia RS 125Kawasaki Ninja 400
Year20252014
CategorySportSport
Displacement124.2399
Power14.843
Torque11.237
Weight144209

Power

The Kawasaki Ninja 400 records 43 hp, 28.2 hp (190.5%) more than the Aprilia RS 125 at 14.8 hp.

Torque

The Kawasaki Ninja 400 records 37 Nm of torque, 25.8 Nm (230.4%) more than the Aprilia RS 125 at 11.2 Nm.

Weight

The Aprilia RS 125 records a lower wet weight of 144 kg, 65 kg less than the Kawasaki Ninja 400 at 209 kg.

Displacement

The Kawasaki Ninja 400 records 399 cc, 274.8 cc (221.3%) more than the Aprilia RS 125 at 124.2 cc.

Seat height

The Aprilia RS 125 has a higher recorded seat height (82) than the Kawasaki Ninja 400 (81), a difference of 1.

Power-to-weight

The Kawasaki Ninja 400 has the higher power-to-weight figure at 0.206 hp/kg, compared with 0.103 hp/kg for the Aprilia RS 125.

Frequently asked questions

Which motorcycle records more power, the Aprilia RS 125 or the Kawasaki Ninja 400?

The Kawasaki Ninja 400 records 43 hp, 28.2 hp (190.5%) more than the Aprilia RS 125 at 14.8 hp.

Which motorcycle records more torque, the Aprilia RS 125 or the Kawasaki Ninja 400?

The Kawasaki Ninja 400 records 37 Nm of torque, 25.8 Nm (230.4%) more than the Aprilia RS 125 at 11.2 Nm.

Which motorcycle records the lower weight, the Aprilia RS 125 or the Kawasaki Ninja 400?

The Aprilia RS 125 records a lower wet weight of 144 kg, 65 kg less than the Kawasaki Ninja 400 at 209 kg.

Which motorcycle records larger displacement, the Aprilia RS 125 or the Kawasaki Ninja 400?

The Kawasaki Ninja 400 records 399 cc, 274.8 cc (221.3%) more than the Aprilia RS 125 at 124.2 cc.

How do the recorded seat heights of the Aprilia RS 125 and the Kawasaki Ninja 400 compare?

The Aprilia RS 125 has a higher recorded seat height (82) than the Kawasaki Ninja 400 (81), a difference of 1.

Which motorcycle has the higher power-to-weight figure, the Aprilia RS 125 or the Kawasaki Ninja 400?

The Kawasaki Ninja 400 has the higher power-to-weight figure at 0.206 hp/kg, compared with 0.103 hp/kg for the Aprilia RS 125.

VS
Aprilia logo

Aprilia RS 125

2025Sport

Displacement124.2 cc
Power14.8 hp
Kawasaki logo

Kawasaki Ninja 400

2014Sport

Displacement399 cc
Power43 hp

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Better
Worse

Aprilia RS 125

2025 • Sport

Kawasaki Ninja 400

2014 • Sport

Engine & Performance

Engine Displacement
124.2 cc
399 cc
Power
14.8 hp
43 hp
Torque
11.2 Nm
37 Nm
Engine Type
Other
-
Engine Details
Other | DOHC | Cylinder: 1
DOHC
Power / Weight
-
0.206 hp/kg
Valves / Cylinder
4
4
Compression Ratio
12.6:1
11.0:1

Fuel & Capacity

Fuel System
-
Injection
Cooling System
Liquid-cooled
Liquid-cooled
Starter
Electric
Electric

Transmission & Drive

Gearbox
Manual 6-speed
Manual 6-speed
Transmission
Chain
Chain

Chassis & Suspension

Front Suspension
Inverted
Telescopic
Rear Suspension
Monoshock
-

Brake System

Front Brakes
Disc ABS
Disc x2 ABS
Rear Brakes
Disc ABS
Disc ABS

Tires & Wheels

Front Tyre
100/80-17
120/70-17
Rear Tyre
140/70-ZR17
160/60-17

Dimensions & Weight

Length
196.8 cm
211 cm
Height
113.5 cm
120 cm
Seat Height
82 cm
81 cm
Wheelbase
135 cm
141 cm
Ground Clearance
-
13 cm
Wet Weight
144 kg
209 kg

Disclaimer: The technical specifications, performance values, ride profile analyses, match scores, and other data presented on this page are compiled for informational purposes and processed through algorithmic calculations. Their source, license, and commercial-use rights are not fully documented. This information does not constitute a definitive, official, or binding reference. Actual values may vary depending on the model year, market, equipment options, riding conditions, and individual use. Before making a purchase decision, we strongly recommend consulting an authorized dealer or the manufacturer for verified and up-to-date specifications. RPMVault assumes no liability for any decisions made based on the information provided on this page.