BMW S 1000 RR 2023 vs. BMW HP4 RACE 2017

The BMW S 1000 RR 2023 and the BMW HP4 RACE 2017 are both high-performance supersport motorcycles from BMW. While they share many similarities in terms of engine specifications, suspension, and advanced rider assistance systems, there are also notable differences between the two models.

In terms of engine performance, the BMW HP4 RACE 2017 has a slight advantage over the S 1000 RR 2023. It produces 215 HP compared to the S 1000 RR's 210 HP. The HP4 RACE also has a higher torque output of 120 Nm compared to the S 1000 RR's 113 Nm. Both bikes have a 999cc inline-four engine with a bore of 80 mm and a stroke of 49.7 mm. The compression ratios are also similar, with the S 1000 RR at 13.3 and the HP4 RACE at 13.7.

In terms of suspension, both bikes feature upside-down telescopic forks at the front and a swing arm with a monoshock at the rear. The suspension on both models can be adjusted for compression, preload, and rebound. The rear suspension on both bikes is made of aluminum, providing a lightweight and rigid construction.

BMW S 1000 RR 2023

The chassis of the S 1000 RR 2023 is made of aluminum and features a twin-tube, load-bearing engine design. It has a rake of 66.4 degrees and a trail of 99.8 mm. On the other hand, the HP4 RACE 2017 features a carbon frame with a monocoque design. It has a slightly steeper rake of 65.5 degrees and a trail of 102.5 mm. The carbon frame of the HP4 RACE contributes to its lower weight compared to the S 1000 RR.

Both models are equipped with double disk brakes at the front with a diameter of 320 mm. The brakes are hydraulic and feature radial technology. The HP4 RACE has the additional advantage of using monoblock brake calipers, providing even better braking performance. Both bikes also feature advanced rider assistance systems such as ABS, riding modes, launch control, ride by wire, quickshifter, and traction control. The HP4 RACE has the added feature of anti-wheelie control.

In terms of dimensions and weights, the S 1000 RR 2023 has a front tire width of 120 mm and a rear tire width of 190 mm. The HP4 RACE 2017 has a slightly wider rear tire width of 200 mm. Both models have a 17-inch front and rear tire diameter. The wheelbase of the S 1000 RR is slightly longer at 1457 mm compared to the HP4 RACE's 1440 mm. The seat height of the S 1000 RR is also slightly higher at 824 mm compared to the HP4 RACE's 816 mm. The dry weight of the S 1000 RR with ABS is 175 kg, while the HP4 RACE weighs significantly less at 146 kg.

BMW HP4 RACE 2017

In terms of strengths, the S 1000 RR 2023 is praised for its very good electronics and control systems, providing excellent feedback and stability. On the other hand, the HP4 RACE 2017 is lauded for its perfect engine performance and setup, fantastic braking performance, and low weight that can be felt in every riding situation. The HP4 RACE is also praised for its versatility, allowing riders of different performance levels to take advantage of its capabilities. It is also noted for its use of high-quality racing parts and the support provided by BMW's customer sports crew.

However, both models have their weaknesses. The S 1000 RR 2023 is criticized for engine vibrations, while the HP4 RACE 2017 has higher service costs compared to conventional motorcycles. The sharp braking system of the HP4 RACE also requires careful running-in to avoid damage. Additionally, the HP4 RACE may provide too much feedback for less experienced riders, and its high performance may create pressure in competitive racing environments.

In conclusion, both the BMW S 1000 RR 2023 and the BMW HP4 RACE 2017 are impressive supersport motorcycles with high-performance capabilities. While the HP4 RACE has a slight advantage in terms of engine power and weight, the S 1000 RR offers excellent electronics and control systems. Ultimately, the choice between the two models depends on the rider's preferences and priorities, whether it be raw power and lightweight performance or advanced electronic features and stability.