Sportbikes
2025Paton S1-R Lightweight
34 fields on record
The 2025 Paton S1-R Lightweight is a hand-built Italian sport bike derived from Paton's racing machines. Its 649cc liquid-cooled parallel twin makes 71.1 hp and 64 Nm, with a 165 kg wet weight and a 220 km/h top speed.
- Capacity
- 649.0 ccm
- Engine
- Parallel Twin, four-stroke
- Gearbox
- Not on record
Know it? Add it → - Wet weight
- 165.0 kg
- Seat height
- 810 mm
- Power
- 71.1 HP (52.3 kW) @ 8500 RPM
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Built for spirited road riding and the occasional track day, trading some comfort for sharper performance and handling.
- Built for
- A sport bike from Paton with a 649cc engine; its character is versatile and engaging, with 71 hp on tap.
- Not ideal for
- Not for riders who want touring comfort, a passenger-friendly seat or off-road ability.
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
- 649.0 ccm
- Power
- 71.1 HP (52.3 kW) @ 8500 RPM
- Torque
- 64.0 Nm (6.5 kgf-m) @ 7000 RPM
- Engine type
- Parallel Twin, four-stroke
- Power/weight ratio
- 0.4309 HP/kg (wet)
- Bore x stroke
- 83.0 x 60.0 mm
- Compression
- 10.8:1
- Cooling system
- Liquid
- Fuel system
- Injection
- Starting
- Electric
Transmission
- Clutch
- Wet multi-disc clutch
Performance
- Top speed
- 220.0 km/h (136.7 mph)
Dimensions & weight
- Wheelbase
- 1390 mm
- Overall length
- 1980 mm
- Overall width
- 680 mm
- Overall height
- 1100 mm
- Seat height
- 810 mm
- Wet weight
- 165.0 kg
- Fuel capacity
- 16.00 litres
- Dry weight
- Not on record - add it
Chassis & suspension
- Frame
- T.I.G. welded high tensile steel tube
- Front suspension
- Ohlins FGRT204, 43mm upside down forks.
- Rear suspension
- Ohlins dual shocks
- Front wheel travel
- 130 mm
- Rear wheel travel
- 130 mm
- Rake (fork angle)
- 24.5°
- Trail
- 105 mm
Brakes & wheels
- Front brakes
- Double disc. Brembo
- Front brakes diameter
- 300 mm
- Rear brakes
- Single disc. Brembo
- Front tyre
- 120/70-ZR17
- Rear tyre
- 180/55-ZR17
Other
- Color options
- Green/gold
- Comments
- Windscreen. Italian brand.
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 | 2020 | 2024 | 2025 | 2026 |
|---|---|---|---|---|
| Capacity | 649 cc | 649 cc | 649 cc | 649 cc |
| Seat height | 810 mm | 810 mm | 810 mm | 810 mm |
| Fuel capacity | — | 16 L | 16 L | 16 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 Paton S1-R Lightweight?
The 2025 Paton S1-R Lightweight has a Capacity of 649.0 ccm (39.60 cubic inches).
What engine power does the Paton S1-R Lightweight have?
The 2025 Paton S1-R Lightweight has a Power of 71.1 HP (52.3 kW) @ 8500 RPM.
What is the torque of the Paton S1-R Lightweight?
The 2025 Paton S1-R Lightweight has a Torque of 64.0 Nm (6.5 kgf-m or 47.2 ft.lbs) @ 7000 RPM.
How much does the Paton S1-R Lightweight weigh?
The 2025 Paton S1-R Lightweight has a Wet weight of 165.0 kg (363.8 pounds).
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