BMW S 1000 RR 2011 vs. BMW M 1000 RR 2021

The BMW S 1000 RR model year 2011 and the BMW M 1000 RR model year 2021 are both supersport motorcycles from BMW, but they have some notable differences in terms of technical specifications and strengths.

Starting with the technical specifications, both models have an inline engine with the same bore and stroke measurements of 80mm and 49.7mm, respectively. However, the BMW M 1000 RR 2021 has a higher engine power of 212 HP compared to the 192 HP of the BMW S 1000 RR 2011. The torque is also slightly higher in the M 1000 RR with 113 Nm compared to the 112 Nm of the S 1000 RR. Both models have a compression ratio of 13, but the M 1000 RR has a slightly higher ratio of 13.5. They both have four cylinders and a displacement of 999cc.

BMW S 1000 RR 2011

In terms of suspension, the BMW S 1000 RR 2011 has a telescopic fork for the front suspension, while the BMW M 1000 RR 2021 has an upside-down telescopic fork. Both models have a swing arm for the rear suspension. The chassis is made of aluminum in both models, but the M 1000 RR has a twin-tube load-bearing engine frame, which is a notable difference.

Both models have double disk brakes with hydraulic actuation and radial technology at the front. The front tire width is the same at 120mm, but the rear tire width is slightly wider in the M 1000 RR with 200mm compared to the 190mm of the S 1000 RR. The wheelbase is also longer in the M 1000 RR with 1457mm compared to the 1432mm of the S 1000 RR. The seat height is higher in the M 1000 RR with 832mm compared to the 820mm of the S 1000 RR. The kerb weight is lower in the M 1000 RR with 192kg compared to the 207kg of the S 1000 RR. The fuel tank capacity is slightly lower in the M 1000 RR with 16.5 liters compared to the 17.5 liters of the S 1000 RR.

Moving on to the strengths of each model, the BMW S 1000 RR 2011 has improved driveability with an optimized torque curve, plenty of power, and a strong engine. It also has a good traction point and an immaculately functioning shift assist. On the other hand, the BMW M 1000 RR 2021 is praised for its smooth overall package, strong brakes, and precise chassis. It has noble details that are a joy to behold in the paddock and offers great responsiveness. The M 1000 RR also has a rev-happy engine with a great torque curve and a harmonious transition from load to push mode.

BMW M 1000 RR 2021

In terms of weaknesses, the BMW S 1000 RR 2011 is noted to have a fatiguing accelerating load. The BMW M 1000 RR 2021, on the other hand, is criticized for its price package not being customer-friendly but sales-friendly. Some riders also feel that the footrests could do with more grip on the track, and a higher and harder seat option is desirable.

Overall, the BMW M 1000 RR 2021 offers some improvements over the BMW S 1000 RR 2011 in terms of engine power, torque, suspension, chassis, and weight. It also has some notable strengths such as smoothness, strong brakes, and precise handling. However, it is important to consider the weaknesses and personal preferences when choosing between the two models.