Yamaha R1 2009 vs. Aprilia RS 660 2021

The Yamaha R1 model year 2009 and the Aprilia RS 660 model year 2021 are both supersport motorcycles that offer thrilling performance and advanced features. However, there are several notable differences between the two models.

In terms of engine specifications, the Yamaha R1 2009 is equipped with an in-line 4-cylinder engine with a displacement of 998cc. It produces a powerful 182 horsepower and 115.5 Nm of torque. The engine features a DOHC valve configuration and a compression ratio of 12.7. On the other hand, the Aprilia RS 660 2021 is powered by a 2-cylinder engine with a displacement of 659cc. It delivers 100 horsepower and 67 Nm of torque. The engine also features a DOHC valve configuration and a higher compression ratio of 13.5.

In terms of suspension, both motorcycles feature a swing arm rear suspension. However, the Yamaha R1 2009 is equipped with a telescopic fork front suspension, while the Aprilia RS 660 2021 features an upside-down telescopic fork front suspension. This difference in front suspension design may result in variations in handling and comfort.

Yamaha R1 2009

Both motorcycles have an aluminum frame, providing a lightweight and sturdy structure. The Yamaha R1 2009 features a Deltabox frame, while the Aprilia RS 660 2021 has a load-bearing engine frame type. These frame designs contribute to the overall stability and agility of the motorcycles.

In terms of braking, both motorcycles are equipped with double disk brakes at the front. This ensures strong and reliable stopping power. The dimensions and weights of the front and rear tires are the same for both models, with a diameter of 17 inches.

When it comes to dimensions and weights, there are some differences between the two models. The Yamaha R1 2009 has a longer wheelbase of 1415mm compared to the 1370mm wheelbase of the Aprilia RS 660 2021. The seat height of the Yamaha R1 2009 is also higher at 835mm, while the Aprilia RS 660 2021 has a slightly lower seat height of 820mm. Additionally, the Yamaha R1 2009 has a larger fuel tank capacity of 18 liters, compared to the 15-liter capacity of the Aprilia RS 660 2021.

Aprilia RS 660 2021

In terms of strengths, the Yamaha R1 2009 is praised for its sophisticated sound, good power delivery, easy handling, hydraulic spring preload, and high level of workmanship. On the other hand, the Aprilia RS 660 2021 is commended for its powerful engine, extensive electronics package, sporty chassis, nice sound, low weight, and sporty look.

However, both motorcycles have their weaknesses. The Yamaha R1 2009 is criticized for its suboptimal seating position and somewhat difficult cornering over long distances. On the other hand, the Aprilia RS 660 2021 has a poorly readable rev counter.

In conclusion, while both the Yamaha R1 2009 and the Aprilia RS 660 2021 are impressive supersport motorcycles, they have distinct differences in terms of engine specifications, suspension, dimensions, and strengths. It ultimately comes down to personal preference and intended usage when choosing between these two models.