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

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

Starting with the engine and drive train, the BMW S 1000 R 2015 is equipped with an in-line 4-cylinder engine with a displacement of 999cc. It delivers a powerful engine power of 160 HP and a torque of 112 Nm. On the other hand, the BMW F 900 R 2020 features a 2-cylinder in-line engine with a displacement of 895cc. It has a slightly lower engine power of 105 HP and a torque of 92 Nm.

In terms of suspension, both bikes have upside-down telescopic forks at the front and swing arm suspension with a monoshock at the rear. This ensures good stability and handling for both models.

BMW S 1000 R 2015

When it comes to the chassis, the BMW S 1000 R 2015 has an aluminum frame, while the BMW F 900 R 2020 has a steel frame. The frame type for both models is twin tube, but the BMW F 900 R 2020 also has a load-bearing engine, which enhances the stability and handling of the bike.

In terms of braking, both bikes have double disk brakes at the front with four pistons and radial technology. This ensures powerful and reliable braking performance for both models.

In terms of assistance systems, the BMW S 1000 R 2015 comes with dynamic suspension as an advanced rider assistance system. On the other hand, the BMW F 900 R 2020 is equipped with ABS, anti-slipping control, and riding modes as advanced rider assistance systems. This provides additional safety and control for the rider.

In terms of dimensions and weights, the BMW S 1000 R 2015 has a front tire width of 120mm and a rear tire width of 190mm. It has a wheelbase of 1439mm and a seat height of 814mm. The kerb weight of the bike with ABS is 207kg, and it has a fuel tank capacity of 17.5 liters. On the other hand, the BMW F 900 R 2020 has a front tire width of 120mm and a rear tire width of 180mm. It has a longer wheelbase of 1518mm and a slightly higher seat height of 815mm. The kerb weight of the bike with ABS is 211kg, and it has a smaller fuel tank capacity of 13 liters.

BMW F 900 R 2020

In terms of strengths, the BMW S 1000 R 2015 is praised for its powerful and well-controllable engine, powerful braking system, and comparatively comfortable seating position. On the other hand, the BMW F 900 R 2020 is commended for its easy handling, high stability, chassis with fine response, well-behaved engine, brakes without blame, and active yet bearable seating position. Additionally, the BMW F 900 R 2020 has an infinitely long list of accessories available.

However, both models have their weaknesses as well. The BMW S 1000 R 2015 is criticized for its expensive optional extras, hard chassis, and vibrations in the handlebars. On the other hand, the BMW F 900 R 2020 has a small fuel tank capacity of 13 liters, which may require more frequent refueling, and the engine power is slightly lower compared to the BMW S 1000 R 2015.

In conclusion, the BMW S 1000 R 2015 and the BMW F 900 R 2020 are both impressive naked bikes from BMW, each with its own strengths and weaknesses. The BMW S 1000 R 2015 offers a more powerful engine and a larger fuel tank capacity, while the BMW F 900 R 2020 provides easy handling, high stability, and a wide range of accessories. Ultimately, the choice between the two models depends on the rider's preferences and priorities.