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

The BMW M 1000 RR 2021 and the BMW S 1000 R 2021 are both impressive motorcycles with their own unique features and strengths.

Starting with the BMW M 1000 RR 2021, it boasts a powerful inline engine with a displacement of 999 cc. It produces an impressive 212 HP of power and 113 Nm of torque, making it a high-performance machine. The engine has a compression ratio of 13.5 and is equipped with a fuel injection system. The M 1000 RR also features a 4-cylinder configuration with 4 valves per cylinder and DOHC valve technology. The liquid cooling system ensures optimal engine temperature during intense rides.

In terms of suspension, the M 1000 RR is equipped with a telescopic upside-down fork at the front with a diameter of 45 mm. It offers adjustable compression, preload, and rebound settings for a personalized riding experience. The rear suspension consists of a swingarm and a monoshock with similar adjustable settings. The chassis is made of aluminum and features a dual-tube frame with a rake of 66.4 degrees and a trail of 99.8 mm.

The braking system on the M 1000 RR includes dual disc brakes at the front with a diameter of 320 mm and four-piston calipers. The brakes utilize radial technology for enhanced performance. The bike also comes with advanced rider assistance systems such as ABS, multiple riding modes, launch control, quick shift, and traction control.

BMW M 1000 RR 2021

Moving on to the BMW S 1000 R 2021, it is equipped with a similar inline engine with a displacement of 999 cc. However, it produces a slightly lower power output of 165 HP and a torque of 114 Nm. The engine has a compression ratio of 12.5 and is also equipped with a fuel injection system. The S 1000 R features a 4-cylinder configuration with 4 valves per cylinder and DOHC valve technology, along with an additional drag lever. The liquid cooling system ensures optimal engine performance.

In terms of suspension, the S 1000 R shares the same telescopic upside-down fork at the front with a diameter of 45 mm and adjustable compression, preload, and rebound settings. The rear suspension consists of a swingarm and a monoshock with similar adjustable settings. The chassis is also made of aluminum but features a dual-tube frame with a slightly different rake of 66 degrees and a trail of 96.3 mm.

The braking system on the S 1000 R is similar to the M 1000 RR, with dual disc brakes at the front with a diameter of 320 mm and four-piston calipers. The brakes also utilize radial technology for enhanced performance. The bike comes with advanced rider assistance systems such as ABS, hill start assist, multiple riding modes, ABS for curves, ride-by-wire, traction control, and anti-wheelie.

In terms of dimensions and weights, both bikes have similar front and rear tire widths of 120 mm and 190 mm, respectively, with a diameter of 17 inches. The wheelbase is slightly longer on the M 1000 RR at 1457 mm compared to the S 1000 R's 1450 mm. The seat height is also slightly higher on the M 1000 RR at 832 mm compared to the S 1000 R's 830 mm. The M 1000 RR has a curb weight of 192 kg with ABS, while the S 1000 R weighs slightly more at 199 kg with ABS. Both bikes have a fuel tank capacity of 16.5 liters.

In terms of strengths, the M 1000 RR offers a smooth overall package with strong brakes, precise chassis, and premium details that are a pleasure to admire. It has excellent responsiveness and a powerful engine with a wide torque curve. The transition from power mode to push mode is seamless.

BMW S 1000 R 2021

On the other hand, the S 1000 R boasts a powerful engine, good brakes, comfortable ergonomics, and optional high-performance extras. It offers simple operation yet still delivers impressive speed. It is an excellent all-rounder.

However, both bikes do have some weaknesses. The M 1000 RR's pricing package may not be favorable to customers, but it does benefit sales. The foot pegs could offer better grip on the track, and a higher and firmer seat option would be desirable.

As for the S 1000 R, the gear lever is good but not perfect, and the sound can still be somewhat intrusive. There are also vibrations present in the handlebars.

In conclusion, the BMW M 1000 RR 2021 and the BMW S 1000 R 2021 are both impressive motorcycles with their own strengths and weaknesses. The M 1000 RR offers a high-performance package with advanced features, while the S 1000 R provides a powerful and versatile riding experience. Ultimately, the choice between the two will depend on the rider's preferences and priorities.