BMW S 1000 R 2021 vs. BMW R 1250 R 2019

The BMW S 1000 R 2021 and the BMW R 1250 R 2019 are both naked bikes from BMW, but they have some notable differences in terms of specifications and strengths.

Starting with the engine, the BMW S 1000 R 2021 is equipped with an in-line engine, while the BMW R 1250 R 2019 features a boxer engine. The S 1000 R has a higher engine power of 165 HP compared to the R 1250 R's 136 HP. However, the R 1250 R has a higher torque of 143 Nm compared to the S 1000 R's 114 Nm. Both bikes have fuel injection systems and liquid cooling.

In terms of suspension, both bikes have upside-down telescopic forks at the front and monoshock absorbers at the rear. However, the S 1000 R offers more adjustment options for the rear suspension, including compression, preload, and rebound adjustments. The R 1250 R only offers preload and rebound adjustments.

BMW S 1000 R 2021

The chassis of the S 1000 R is made of aluminum and has a twin-tube frame, while the R 1250 R has a steel frame with a load-bearing engine design. Both bikes have double disk brakes at the front with a diameter of 320 mm and four-piston calipers. They also feature radial technology for improved braking performance.

In terms of advanced rider assistance systems, both bikes have ABS and riding modes. The S 1000 R also offers additional features such as hill start assist, cornering ABS, ride by wire, traction control, and anti-wheelie control. The R 1250 R has anti-slipping control and ride by wire.

Both bikes have similar front and rear tire dimensions, with a width of 120 mm at the front and a diameter of 17 inches for both tires. The S 1000 R has a wider rear tire at 190 mm compared to the R 1250 R's 180 mm. The wheelbase of the S 1000 R is shorter at 1450 mm, while the R 1250 R has a longer wheelbase of 1515 mm. The seat height of the S 1000 R is slightly higher at 830 mm compared to the R 1250 R's 820 mm. The S 1000 R is also lighter with a kerb weight of 199 kg, while the R 1250 R weighs 239 kg.

In terms of fuel tank capacity, the S 1000 R has a slightly smaller tank with a capacity of 16.5 liters, while the R 1250 R has a larger tank with a capacity of 18 liters.

BMW R 1250 R 2019

In terms of strengths, the S 1000 R 2021 is praised for its powerful engine, good brakes, comfortable ergonomics, and optional extras that offer high performance. It is considered a great all-rounder with simple operation and impressive speed. On the other hand, the R 1250 R 2019 is appreciated for its powerful boxer engine, good sound, comfortable seating position, and standard ABS and traction control. It also offers riding modes and has a sporty look.

However, the S 1000 R has some weaknesses, including a quickshifter that is not perfect and a slightly intrusive sound. It also experiences vibrations in the handlebars. The R 1250 R, on the other hand, has a long surcharge list and does not have any visually new features.

In conclusion, the BMW S 1000 R 2021 and the BMW R 1250 R 2019 have their own strengths and weaknesses. The S 1000 R offers a more powerful engine and more advanced rider assistance systems, while the R 1250 R has a unique boxer engine and a sporty look. Ultimately, the choice between the two will depend on the rider's preferences and priorities.