2025 Yamaha FZ-S vs 2015 Yamaha YZF-R25

The Yamaha FZ-S records a lower weight than the Yamaha YZF-R25. The Yamaha YZF-R25 has the advantage in recorded torque and displacement where both recorded values are available.

Recorded specification differences

  • Model: Yamaha FZ-S Yamaha FZ-S, Yamaha YZF-R25 Yamaha YZF-R25
  • Year: Yamaha FZ-S 2025, Yamaha YZF-R25 2015
  • Displacement: Yamaha FZ-S 153, Yamaha YZF-R25 249
  • Torque: Yamaha FZ-S 13.6, Yamaha YZF-R25 22.6
  • Weight: Yamaha FZ-S 135, Yamaha YZF-R25 144
  • Seat height: Yamaha FZ-S 79, Yamaha YZF-R25 78
Yamaha FZ-S vs Yamaha YZF-R25 key specifications
SpecYamaha FZ-SYamaha YZF-R25
Year20252015
CategorySportSport
Displacement153249
Power-30
Torque13.622.6
Weight135144

Torque

The Yamaha YZF-R25 records 22.6 Nm of torque, 9 Nm (66.2%) more than the Yamaha FZ-S at 13.6 Nm.

Weight

The Yamaha FZ-S records a lower wet weight of 135 kg, 9 kg less than the Yamaha YZF-R25 at 144 kg.

Displacement

The Yamaha YZF-R25 records 249 cc, 96 cc (62.7%) more than the Yamaha FZ-S at 153 cc.

Seat height

The Yamaha FZ-S has a higher recorded seat height (79) than the Yamaha YZF-R25 (78), a difference of 1.

Frequently asked questions

Which motorcycle records more torque, the Yamaha FZ-S or the Yamaha YZF-R25?

The Yamaha YZF-R25 records 22.6 Nm of torque, 9 Nm (66.2%) more than the Yamaha FZ-S at 13.6 Nm.

Which motorcycle records the lower weight, the Yamaha FZ-S or the Yamaha YZF-R25?

The Yamaha FZ-S records a lower wet weight of 135 kg, 9 kg less than the Yamaha YZF-R25 at 144 kg.

Which motorcycle records larger displacement, the Yamaha FZ-S or the Yamaha YZF-R25?

The Yamaha YZF-R25 records 249 cc, 96 cc (62.7%) more than the Yamaha FZ-S at 153 cc.

How do the recorded seat heights of the Yamaha FZ-S and the Yamaha YZF-R25 compare?

The Yamaha FZ-S has a higher recorded seat height (79) than the Yamaha YZF-R25 (78), a difference of 1.

VS
Yamaha logo

Yamaha FZ-S

2025Sport

Displacement153 cc
Yamaha logo

Yamaha YZF-R25

2015Sport

Displacement249 cc
Power30 hp

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Yamaha FZ-S

2025 • Sport

Yamaha YZF-R25

2015 • Sport

Engine & Performance

Engine Displacement
153 cc
249 cc
Power
-
30 hp
Torque
13.6 Nm
22.6 Nm
Engine Details
SOHC
DOHC
Power / Weight
-
0.208 hp/kg
Valves / Cylinder
-
4
Compression Ratio
9.5:1
11.2:1

Fuel & Capacity

Fuel System
Carburetor
Injection
Cooling System
Air-cooled
Liquid-cooled
Starter
Electric Kick
Electric

Transmission & Drive

Gearbox
Manual 5-speed
Manual 6-speed
Transmission
Chain
Chain

Chassis & Suspension

Front Suspension
Telescopic
Telescopic
Rear Suspension
Swing-Arm
Monoshock

Brake System

Front Brakes
Disc
Disc
Rear Brakes
Drum
Disc

Tires & Wheels

Front Tyre
100/80-17
100/80-17
Rear Tyre
100/80-17
130/70-17

Dimensions & Weight

Length
197.3 cm
209 cm
Height
109 cm
114 cm
Seat Height
79 cm
78 cm
Wheelbase
133.4 cm
138 cm
Ground Clearance
16 cm
16 cm
Wet Weight
135 kg
144 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.