Sportbikes
2018Yamaha YZF-R25
41 fields on record
The 2018 Yamaha YZF-R25 is an accessible middleweight sportbike designed for entry-level riders and commuters seeking nimble performance and easy handling. Its lightweight 167 kg frame and compact dimensions make it ideal for urban riding and learner riders transitioning from smaller bikes. Known for sharp styling and reliable everyday practicality, it balances sportbike character with user-friendly mechanics.
- Capacity
- 249.0 ccm
- Engine
- Parallel Twin, four-stroke
- Gearbox
- 6-speed
- Wet weight
- 167.0 kg
- Seat height
- 780 mm
- Power
- 35.0 HP (25.5 kW) @ 12000 RPM
What’s new for the 2018 Yamaha YZF-R25
vs the 2017| Spec | 2017 | 2018 |
|---|---|---|
| Power | 30.0 HP (21.9 kW) @ 12000 RPM | 35.0 HP (25.5 kW) @ 12000 RPM |
| Torque | 22.6 Nm (2.3 kgf-m or 16.7 ft.lbs) @ 10000 RPM | 23.0 Nm (2.3 kgf-m or 17.0 ft.lbs) @ 10000 RPM |
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Designed for sporty commuting and weekend backroad fun rather than outright speed or long-distance touring.
- Built for
- A revvy, high-strung small-capacity twin that rewards keeping it in the higher RPM range for its best performance.
- Not ideal for
- Not suited for riders wanting high-speed highway cruising, heavy touring loads, or off-road capability.
Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.
Will it fit you?
Worked out in your browser - nothing is sent to usEngine
- Capacity
- 249.0 ccm
- Power
- 35.0 HP (25.5 kW) @ 12000 RPM
- Torque
- 23.0 Nm (2.3 kgf-m) @ 10000 RPM
- Engine type
- Parallel Twin, four-stroke
- Power/weight ratio
- 0.2096 HP/kg (wet)
- Bore x stroke
- 60.0 x 44.1 mm
- Compression
- 11.2:1
- Cooling system
- Liquid
- Fuel system
- Injection
- Starting
- Electric
- Ignition
- TCI
- Valves per cylinder
- 4
- Lubrication system
- Wet sump
Transmission
- Gearbox
- 6-speed
- Transmission type
- Manual
- Final drive
- Chain
- Clutch
- Wet, multiple-disc coil spring
Dimensions & weight
- Wheelbase
- 1380 mm
- Overall length
- 2090 mm
- Overall width
- 720 mm
- Overall height
- 1135 mm
- Seat height
- 780 mm
- Wet weight
- 167.0 kg
- Fuel capacity
- 14.30 litres
- Ground clearance
- 160 mm
- Oil capacity
- 2.40 litres
- Dry weight
- Not on record - add it
Chassis & suspension
- Frame
- Diamond
- Front suspension
- Telescopic forks
- Rear suspension
- Monocross
- Front wheel travel
- 130 mm
- Rear wheel travel
- 114 mm
- Rake (fork angle)
- 25.0°
- Trail
- 95 mm
Brakes & wheels
- Front brakes
- Single disc. Hydraulic disc, Dual Piston Floating
- Front brakes diameter
- 298 mm
- Rear brakes
- Single disc. Hydraulic disc, Single Piston
- Rear brakes diameter
- 220 mm
- Front tyre
- 100/80-17
- Rear tyre
- 130/70-17
Other
- Color options
- Black, blue
Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.
What changed, year to year
Differences highlighted| Specification | 2015 | 2017 | 2018 | 2020 | 2021 |
|---|---|---|---|---|---|
| Capacity | 249 cc | 249 cc | 249 cc | 250 cc | 250 cc |
| Seat height | 780 mm | 780 mm | 780 mm | 780 mm | 780 mm |
| Fuel capacity | 14 L | 14.3 L | 14.3 L | 14 L | 14 L |
Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.
Rider Reviews
Common questions
What is the engine size of the Yamaha YZF-R25?
The 2018 Yamaha YZF-R25 has a Capacity of 249.0 ccm (15.19 cubic inches).
What engine power does the Yamaha YZF-R25 have?
The 2018 Yamaha YZF-R25 has a Power of 35.0 HP (25.5 kW) @ 12000 RPM.
How many gears does the Yamaha YZF-R25 have?
The 2018 Yamaha YZF-R25 has a Gearbox of 6-speed.
What is the torque of the Yamaha YZF-R25?
The 2018 Yamaha YZF-R25 has a Torque of 23.0 Nm (2.3 kgf-m or 17.0 ft.lbs) @ 10000 RPM.
How much does the Yamaha YZF-R25 weigh?
The 2018 Yamaha YZF-R25 has a Wet weight of 167.0 kg (368.2 pounds).
Shop this bike
Affiliate linksWe may earn a commission from qualifying eBay or Amazon purchases made through these links. As an Amazon Associate I earn from qualifying purchases.
The 2018 Yamaha YZF-R25 is a sleek and powerful motorcycle that offers both style and performance. With its 249cc liquid-cooled, in-line 2-cylinder engine, this bike delivers impressive acceleration and handling. The sporty design and aggressive stance make it a head-turner on the road, while the comfortable riding position and responsive braking system provide a smooth and controlled ride. Whether you're a seasoned rider or a beginner, the YZF-R25 offers an exhilarating experience that will leave you craving for more.
Overall, the 2018 Yamaha YZF-R25 is a top-notch motorcycle that delivers exceptional performance and reliability. Its impressive combination of power, agility, and style makes it a popular choice among riders. Whether you're hitting the open highway or navigating through city streets, the YZF-R25 is capable of handling any riding situation with ease. If you're in the market for a high-quality sport bike, the 2018 Yamaha YZF-R25 is definitely worth considering.
Please log in or register if you'd like to leave a comment.