Yamaha R7 2021 vs. Aprilia RS 660 2021

The Yamaha R7 2021 and the Aprilia RS 660 2021 are both supersport motorcycles that offer impressive performance and features. Let's compare them in detail.

Starting with the engine and drivetrain, the Yamaha R7 2021 is equipped with an inline twin-cylinder engine with a displacement of 689cc. It produces a power output of 73.4 HP and a torque of 67 Nm. The engine has a compression ratio of 11.5 and features DOHC with four valves per cylinder. On the other hand, the Aprilia RS 660 2021 comes with a parallel twin-cylinder engine with a displacement of 659cc. It offers a higher power output of 100 HP and the same torque of 67 Nm. The engine has a higher compression ratio of 13.5 and also features DOHC with four valves per cylinder. Both bikes have a similar stroke length, but the Aprilia RS 660 has a slightly larger bore size.

In terms of suspension, both motorcycles feature a telescopic fork with compression, preload, and rebound adjustment at the front. They also have a swingarm with a monoshock at the rear. The Yamaha R7 has a fork diameter of 41mm, while the Aprilia RS 660 has the same size. Both bikes offer adjustable suspension settings to suit the rider's preferences.

Yamaha R7 2021

Moving on to the chassis, the Yamaha R7 2021 has a steel frame with a rake angle of 66.3 degrees. On the other hand, the Aprilia RS 660 2021 features an aluminum frame with a slightly steeper rake angle of 65.9 degrees. The choice of materials and frame design contribute to the overall weight of the bikes. The Yamaha R7 weighs 188 kg with ABS, while the Aprilia RS 660 weighs 183 kg with ABS.

When it comes to braking, both motorcycles are equipped with dual disc brakes at the front. They also feature radial technology for improved braking performance. The Yamaha R7 and the Aprilia RS 660 both come with advanced rider assistance systems such as ABS to enhance safety.

In terms of dimensions, the Yamaha R7 has a wider front tire with a width of 120mm compared to the Aprilia RS 660's 120mm front tire. Both bikes have the same rear tire width of 180mm. The Yamaha R7 has a longer wheelbase of 1395mm, while the Aprilia RS 660 has a slightly shorter wheelbase of 1370mm. The Yamaha R7 has a fuel tank capacity of 13 liters, while the Aprilia RS 660 has a larger capacity of 15 liters.

In terms of equipment, both motorcycles come with LED headlights, providing better visibility and a modern look.

Aprilia RS 660 2021

Now let's discuss the strengths and weaknesses of each motorcycle. The Yamaha R7 2021 excels in its high torque CP2 engine, sporty riding position, suspension setup, and the inclusion of standard tires suitable for track days. It is considered a good entry-level track day motorcycle. However, it lacks a quick-shifter as standard, which would have been a nice addition.

On the other hand, the Aprilia RS 660 2021 boasts a powerful engine, a comprehensive electronic package, a sporty chassis, and an appealing design. It also offers a reduced weight compared to the Yamaha R7. However, one drawback is the less legible tachometer.

In conclusion, both the Yamaha R7 2021 and the Aprilia RS 660 2021 are impressive supersport motorcycles with their own strengths and weaknesses. The choice between them ultimately depends on the rider's preferences and priorities, such as power, electronic features, and design.