Sportbikes
2021Yamaha YZF-R25
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The 2021 Yamaha YZF-R25 is an agile 250cc sport bike designed for entry-level riders and commuters seeking nimble handling and fuel efficiency. Its lightweight twin-cylinder engine delivers 35.5 horsepower with responsive mid-range torque, making it ideal for urban riding and new enthusiasts developing sport bike skills. Known for its accessible performance and manageable power delivery, the R25 excels as a learner-friendly sportster.
- Capacity
- 250.0 ccm
- Engine
- Parallel Twin, four-stroke
- Gearbox
- 6-speed
- Wet weight
- 167.0 kg
- Seat height
- 780 mm
- Power
- 35.5 HP (25.9 kW) @ 12000 RPM
What’s new for the 2021 Yamaha YZF-R25
vs the 2020| Spec | 2020 | 2021 |
|---|---|---|
| Power | 35.0 HP (25.5 kW) @ 12000 RPM | 35.5 HP (25.9 kW) @ 12000 RPM |
| Rear suspension | Monocross | Swingarm |
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
- 250.0 ccm
- Power
- 35.5 HP (25.9 kW) @ 12000 RPM
- Torque
- 23.6 Nm (2.4 kgf-m) @ 10000 RPM
- Engine type
- Parallel Twin, four-stroke
- Power/weight ratio
- 0.2126 HP/kg (wet)
- Bore x stroke
- 60.0 x 44.1 mm
- Compression
- 11.6:1
- 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
- 14.00 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
- Swingarm
- 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
- 110/70-17
- Rear tyre
- 140/70-17
Other
- Color options
- Racing Blue, Matte Red, Matte Black
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 2021 Yamaha YZF-R25 has a Capacity of 250.0 ccm (15.26 cubic inches).
What engine power does the Yamaha YZF-R25 have?
The 2021 Yamaha YZF-R25 has a Power of 35.5 HP (25.9 kW) @ 12000 RPM.
How many gears does the Yamaha YZF-R25 have?
The 2021 Yamaha YZF-R25 has a Gearbox of 6-speed.
What is the torque of the Yamaha YZF-R25?
The 2021 Yamaha YZF-R25 has a Torque of 23.6 Nm (2.4 kgf-m or 17.4 ft.lbs) @ 10000 RPM.
How much does the Yamaha YZF-R25 weigh?
The 2021 Yamaha YZF-R25 has a Wet weight of 167.0 kg (368.2 pounds).
Shop this bike
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The 2021 Yamaha YZF-R25 is a top-of-the-line sport motorcycle that delivers impressive performance and handling. With its 249cc parallel-twin engine, this bike offers plenty of power for thrilling acceleration and confident passing on the open road. The sleek, aggressive design of the YZF-R25 is sure to turn heads, while its nimble handling and responsive brakes make it a joy to ride. Whether you're carving up twisty mountain roads or cruising through city streets, the Yamaha YZF-R25 offers a thrilling and dynamic riding experience.
In addition to its impressive performance capabilities, the 2021 Yamaha YZF-R25 also boasts advanced technology features such as LED lighting, a digital LCD instrument panel, and Yamaha's signature Deltabox frame for exceptional handling and stability. Riders will also appreciate the comfortable riding position, making it ideal for both short commutes and long rides. Overall, the Yamaha YZF-R25 is a fantastic choice for motorcycle enthusiasts looking for a high-performance bike with cutting-edge features and aggressive styling.
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