BMW S 1000 R 2015 vs. BMW F 900 R 2020

The BMW S 1000 R 2015 and the BMW F 900 R 2020 are both naked bikes from BMW, but they have some notable differences in terms of specifications and features.

Starting with the engine and drivetrain, the BMW S 1000 R 2015 is equipped with an inline-four engine that produces 160 horsepower and 112 Nm of torque. On the other hand, the BMW F 900 R 2020 features an inline-two engine with 105 horsepower and 92 Nm of torque. While the S 1000 R has a larger displacement of 999cc, the F 900 R has a slightly smaller displacement of 895cc.

In terms of suspension, both bikes have a telescopic fork at the front and a swingarm at the rear. They also both have a monoshock as the rear shock absorber. However, the chassis of the S 1000 R is made of aluminum, while the F 900 R has a steel frame. The F 900 R also has a dual-tube frame with a load-bearing engine, which provides good stability and handling.

BMW S 1000 R 2015

When it comes to braking, both bikes have dual-disc brakes at the front with four-piston calipers and radial technology. This ensures powerful and responsive braking performance.

In terms of advanced rider assistance systems, the S 1000 R 2015 features dynamic suspension, which enhances the bike's handling and stability. The F 900 R 2020, on the other hand, comes with ABS, traction control, and different riding modes, providing additional safety and customization options.

In terms of dimensions and weights, both bikes have a 17-inch front and rear tire diameter. However, the F 900 R has a slightly narrower rear tire width of 180mm compared to the S 1000 R's 190mm. The F 900 R also has a longer wheelbase of 1518mm, providing better stability. The seat height of both bikes is relatively similar, with the S 1000 R at 814mm and the F 900 R at 815mm. The F 900 R is slightly heavier with a curb weight of 211kg compared to the S 1000 R's 207kg. The fuel tank capacity of the S 1000 R is larger at 17.5 liters, while the F 900 R has a smaller tank with a capacity of 13 liters.

BMW F 900 R 2020

In terms of strengths, the S 1000 R 2015 is praised for its powerful and controllable engine, strong braking system, and comparatively comfortable seating position. On the other hand, the F 900 R 2020 is commended for its easy handling, high stability, responsive chassis, well-behaved engine, faultless brakes, and an extensive list of accessories.

However, both bikes have their weaknesses. The S 1000 R 2015 is criticized for its expensive optional extras, a stiff chassis, and vibrations in the handlebars. The F 900 R 2020 has a small fuel tank capacity of 13 liters, which may limit its range for longer rides.

In conclusion, while the BMW S 1000 R 2015 offers a more powerful engine and larger fuel tank capacity, the BMW F 900 R 2020 provides easy handling, stability, and a wide range of accessories. Ultimately, the choice between these two models will depend on the rider's preferences and priorities.