Aprilia Tuono 660 2021 vs. BMW F 900 R 2021

The Aprilia Tuono 660 2021 and the BMW F 900 R 2021 are both naked bikes that offer a sporty riding experience. However, there are some notable differences between the two models.

In terms of the engine and powertrain, the Aprilia Tuono 660 features an inline twin-cylinder engine with a displacement of 659cc, producing 95 horsepower and 67 Nm of torque. On the other hand, the BMW F 900 R is equipped with an inline twin-cylinder engine with a larger displacement of 895cc, delivering 105 horsepower and 92 Nm of torque. Both bikes have liquid cooling systems and fuel injection.

When it comes to suspension, both models feature a telescopic upside-down fork at the front and a swingarm with a monoshock at the rear. The suspension on both bikes can be adjusted for preload and rebound. The Aprilia Tuono 660 has an aluminum frame, while the BMW F 900 R has a steel frame with a dual-tube design that also acts as a load-bearing component.

Aprilia Tuono 660 2021

In terms of braking, both bikes are equipped with dual disc brakes at the front with four-piston calipers and radial technology. The Aprilia Tuono 660 has a slightly larger front disc diameter of 320mm compared to the 320mm front discs on the BMW F 900 R.

Both bikes come with advanced rider assistance systems such as ABS and multiple riding modes. The Aprilia Tuono 660 also offers additional features like launch control, quick shift, traction control, and anti-wheelie control. The BMW F 900 R, on the other hand, offers additional features like anti-slip control and a wider range of riding modes.

In terms of dimensions and weight, the Aprilia Tuono 660 has a narrower front tire width of 120mm compared to the 120mm front tire width on the BMW F 900 R. Both bikes have the same rear tire width of 180mm. The Aprilia Tuono 660 has a shorter wheelbase of 1370mm compared to the longer wheelbase of 1518mm on the BMW F 900 R. The seat height on the Aprilia Tuono 660 is slightly higher at 820mm compared to the 815mm seat height on the BMW F 900 R. The Aprilia Tuono 660 is also lighter with a curb weight of 183kg compared to the 211kg curb weight of the BMW F 900 R.

In terms of equipment, both bikes come with LED headlights. The BMW F 900 R also features a TFT screen for enhanced connectivity.

BMW F 900 R 2021

In terms of strengths, the Aprilia Tuono 660 offers an easy-to-use and sonorous engine, a well-executed design, sporty handling, good ergonomics, decent brakes, extensive electronics (although some features come at an additional cost), and a stable and precise chassis. On the other hand, the BMW F 900 R boasts an excellent cockpit with functional connectivity, logical operation of extensive electronics, accessible handling that can be both casual and sporty, a pleasant seating position, a wide range of equipment and configuration options, and a suspension that allows for comfortable yet direct and precise riding.

In terms of weaknesses, the Aprilia Tuono 660 is criticized for its price-performance ratio and the additional cost of the IMU package. The BMW F 900 R, on the other hand, is noted for its slightly stiff gear lever, a somewhat rough-running engine at higher revs, and inadequate splash protection at the rear.

Overall, both the Aprilia Tuono 660 and the BMW F 900 R offer unique features and strengths, catering to different preferences and riding styles.