BMW R 1250 GS Adventure 2021 vs. BMW F 850 GS 2018

The BMW R 1250 GS Adventure 2021 and the BMW F 850 GS 2018 are both enduro motorcycles produced by BMW. While they have some similarities in terms of their technical specifications, there are also notable differences between the two models.

In terms of the motor and drive unit, the BMW R 1250 GS Adventure 2021 features a Boxer engine, while the BMW F 850 GS 2018 has an inline engine. The R 1250 GS Adventure has a larger displacement of 1254cc compared to the F 850 GS's 853cc. The R 1250 GS Adventure also has a higher power output of 136 HP and torque of 143 Nm, compared to the F 850 GS's 95 HP and 92 Nm.

The suspension systems of the two motorcycles also differ. The R 1250 GS Adventure has a Telelever front suspension with a diameter of 37mm and a travel of 210mm. The rear suspension is a single swing arm with a monoshock and a travel of 220mm. On the other hand, the F 850 GS has a telescopic upside-down fork front suspension with a diameter of 43mm and a travel of 204mm. The rear suspension is also a single swing arm with a monoshock, but with a slightly higher travel of 219mm.

BMW R 1250 GS Adventure 2021

In terms of chassis, both motorcycles have a steel frame. However, the R 1250 GS Adventure has a motor support load-bearing type of frame, while the F 850 GS has a tubular frame with a motor support load-bearing structure. The rake angle of the R 1250 GS Adventure is 65.1 degrees, while the F 850 GS has a slightly lower rake angle of 62 degrees. The trail measurement of the R 1250 GS Adventure is 95.4mm, while the F 850 GS has a trail of 126mm.

Both motorcycles have dual disc front brakes, but the F 850 GS only has ABS as its advanced driver assistance system, while the R 1250 GS Adventure has additional features such as traction control, hill start assist, electronically adjustable suspension, riding modes, ABS for curves, and ride-by-wire throttle.

In terms of dimensions and weights, the R 1250 GS Adventure has a larger front tire diameter of 19 inches compared to the F 850 GS's 21 inches. The rear tire width of the R 1250 GS Adventure is 170mm, while the F 850 GS has a slightly narrower rear tire width of 150mm. The R 1250 GS Adventure has a wheelbase of 1504mm, while the F 850 GS has a longer wheelbase of 1593mm. The seat height of the R 1250 GS Adventure is 890mm, while the F 850 GS has a slightly lower seat height of 860mm. The R 1250 GS Adventure also has a higher curb weight of 268kg compared to the F 850 GS's 229kg. The fuel tank capacity of the R 1250 GS Adventure is larger at 30 liters, while the F 850 GS has a smaller fuel tank capacity of 15 liters.

BMW F 850 GS 2018

In terms of strengths, the R 1250 GS Adventure offers practical details for frequent users, a large fuel autonomy, incredibly low fuel consumption, good wind and weather protection, great riding comfort, a powerful engine, excellent connectivity features, an easy-to-read display, a comfortable seating position for both rider and passenger, practical riding aids, large headlights, great ergonomics for tall riders, and easy handling. On the other hand, the F 850 GS has a superior engine, adequate braking system, very good seating position, easy handling, a wide range of accessories, off-road capability, and riding modes and traction control.

However, the R 1250 GS Adventure has some weaknesses, including its high weight during maneuvers, somewhat stiff gear changes at low revs, and a less elegant appearance. The F 850 GS's weaknesses include a low disk and a subpar sound.

In conclusion, the BMW R 1250 GS Adventure 2021 offers a more powerful engine, advanced rider assistance systems, and a larger fuel tank capacity compared to the BMW F 850 GS 2018. However, the F 850 GS has its own strengths, such as a superior engine and off-road capabilities. Ultimately, the choice between the two models depends on the rider's preferences and intended use of the motorcycle.