BMW F 900 R 2020 vs. BMW S 1000 R 2017

The BMW F 900 R 2020 and the BMW S 1000 R 2017 are both naked bikes from BMW, but they have some notable differences in terms of specifications and strengths.

Starting with the engine and drive train, both bikes have inline engines with fuel injection systems. However, the BMW F 900 R has a 2-cylinder engine with a displacement of 895cc, producing 105 horsepower and 92 Nm of torque. On the other hand, the BMW S 1000 R has a more powerful 4-cylinder engine with a displacement of 999cc, delivering 165 horsepower and 114 Nm of torque. This makes the S 1000 R significantly more powerful than the F 900 R.

In terms of cooling, both bikes have liquid-cooled engines. The F 900 R has a steel frame, while the S 1000 R features an aluminum frame. The chassis of the F 900 R is a twin-tube, load-bearing engine design, while the S 1000 R has a twin-tube frame. Both bikes have upside-down telescopic forks for the front suspension and swing arm with a monoshock for the rear suspension.

BMW F 900 R 2020

When it comes to brakes, both bikes have double disk brakes with four pistons at the front. The F 900 R has radial technology for the front brakes, while the S 1000 R does not specify this feature. Both bikes also have advanced rider assistance systems such as ABS and anti-slipping control. However, the S 1000 R goes a step further with dynamic suspension, which the F 900 R does not have.

In terms of dimensions and weights, the F 900 R has a front tire width of 120mm and a rear tire width of 180mm. The S 1000 R has a slightly wider rear tire with a width of 190mm. The wheelbase of the F 900 R is 1518mm, while the S 1000 R has a shorter wheelbase of 1439mm. The seat height of both bikes is similar, with the F 900 R at 815mm and the S 1000 R at 814mm. The kerb weight of the F 900 R is slightly higher at 211kg compared to the S 1000 R's weight of 205kg. Additionally, the F 900 R has a smaller fuel tank capacity of 13 liters, while the S 1000 R has a larger capacity of 17.5 liters.

In terms of strengths, the F 900 R is praised for its easy handling, high stability, and a chassis with a fine response. It also has a well-behaved engine and brakes without any issues. The bike offers an active yet bearable seating position and has an infinitely long list of accessories available.

BMW S 1000 R 2017

On the other hand, the S 1000 R is known for having the best shift assistant in the naked bike league. It is considered a universal motorbike without any real weaknesses, with a powerful engine, awesome sound, and great handling. While it has a slightly inactive riding position on the racetrack, it offers a very wide range of equipment and accessory options. The S 1000 R also has very powerful brakes and a semi-active suspension that eliminates the need for setup adjustments.

In terms of weaknesses, the F 900 R is criticized for its small fuel tank capacity of 13 liters. However, the engine itself is considered good. The S 1000 R, on the other hand, is noted to have original equipment tires that are not of the finest premium quality. Additionally, its seating position on the racetrack is described as inactive.

In conclusion, the BMW F 900 R 2020 and the BMW S 1000 R 2017 are both impressive naked bikes with their own set of strengths and weaknesses. The F 900 R offers easy handling, stability, and a well-behaved engine, while the S 1000 R boasts a more powerful engine, great handling, and a wide range of equipment options. Ultimately, the choice between the two would depend on the rider's preferences and priorities.