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Edition:
Yamaha TDM 850 Twin - [1999]
This edition of the Yamaha TDM 850 Twin is the 5 speed | Manual version and was first brought out in 1999. This was at around the same time as the introduction of the 2000 Honda CBR 900 RR Fireblade 929 and the 2000 Yamaha YZF1000 R1.This particular Yamaha TDM 850 has a 849cc Liquid cooled, Two stroke, V4 Petrol powerplant with 2 cylinders and Carburettor.
An alternative V4 engine, Sport-Touring style motorbike includes the Kawasaki Ninja H2 1000 SX-SE Supercharged - [2020]
The 1999 TDM 850 shares its V4 engine and Sport-Touring style configuration with the likes of the 2020 Kawasaki Ninja H2 1000 SX-SE Supercharged and the 2019 Kawasaki Ninja H2 1000 SX-SE Supercharged. Alternatively, if you're looking for other bikes which share the TDM 850's Sport-Touring style with a similar size of engine then how about the 2005 Kawasaki Z 750 S | 2005cc.1995 Suzuki RF 600 R | 1995cc.
Weighing in at 220 kgs (485 lbs) this makes the Yamaha TDM 850 Twin in the same weight category as the 2025 Suzuki SV 650 ABS or the 2025 Kawasaki Z 900 DOHC, give or take 50kg.
The 1999 Yamaha TDM 850 shares the same bhp with the Yamaha T�n�r� 700 Rally - [2025]
In terms of power the 849cc 22 valve V4 2 cylinder engine produces 77 bhp (57 kW) @ 7500 rpm similar to the 2025 Yamaha T�n�r� 700 Rally [72.4 bhp (53 kW) @ 9000 rpm] or the 2025 Yamaha T�n�r� 700 [72.4 bhp (53 kW) @ 9000 rpm].
The DOHC Two stroke unit throws out torque of 59.2 lb-ft (80.2 Nm) @ 6000 rpm placing it alongside motorbikes of similar performance figures such as the 2025 Honda X-ADV 745 [50.9 lb-ft (69.0 Nm) @ 4750 rpm] and the 2025 Kawasaki Z 900 DOHC [73.0 lb-ft (99.1 Nm) @ 7700 rpm].
If one combines the weight with power or torque performance for the Yamaha TDM 850 you can get a better idea of it's real world performance.
The 1986 Suzuki GSX 750 ES has similar Bhp Per Ton stats as the 1999 Yamaha TDM 850 Twin.
The 1999 Yamaha TDM 850 Twin has a Power to weight ratio of 350.0 bhp per ton and 269.0 lb-ft per ton. Bhp Per Ton figures of the 1999 TDM 850 competing with the 1986 Suzuki GSX 750 ES [373.9 bhp\ton] and the 1985 Suzuki GSX 750 EF [373.9 bhp\ton].
If you agree with the late great Carroll Shelby, then arguably an even better indicator of potential performance is Torque. Factor weight into the equation and you end up with - Torque per ton, with the Yamaha TDM 850 generating around 269.0 lb-ft per ton. If you're curious as to what other motorbikes have as much torque to weight then look no further than the 2004 Yamaha TDM 900 A [293.7 lb-ft per ton] and the 2006 Yamaha TDM 900 A [293.7 lb-ft per ton].
With a 0-60mph time of 10.6 secs or a 0-100km/h (0-62mph) of 10.8 secs, this makes the Yamaha TDM 850 Twin similar in acceleration to the 2025 Yamaha T�n�r� 700 (10.6 secs) and the 2023 Honda CMX 1100 T Rebel DCT (10.6 secs). This Yamaha TDM 850 Twin also competes in terms of 0-60 mph and 0-100km/h with the 2018 Honda CB 250 R Neo Sports Cafe (0.0 secs) and the 2020 Norton Superlight SS (0.4 secs).
Quarter Mile time is a close race between the 1999 Yamaha TDM 850 Twin and the 1971 Suzuki TS 250 Single Cylinder
When talking about the performance of the 1999 Yamaha TDM 850 Twin on the drag strip it can reach a quarter mile in an estimated 12.5 secs @ 44 mph. Bikes with a similar performance down the quarter mile can be found in the 1971 Suzuki TS 250 Single Cylinder (12.5 secs) and the 2014 Yamaha XT 1200 ZE ES Super Tenere (12.5 secs).
The 1999 version of the Yamaha TDM 850 Twin has a maximum speed of 129mph.
Top Speed of the 1999 TDM 850 equals the 2024 Honda GL 1800 Gold Wing Tour
If maxing out your bike on the AutoBahn is your thing and you're wondering what's faster at the top end than the 1999 Yamaha TDM 850 Twin then how about a 2024 Honda GL 1800 Gold Wing Tour (140 mph) and the 2024 Honda CB 650 R (140 mph).
