Performance Review: BMW 6 Series 640d XDrive - [2014]

Figures & Specs Summary:

BMW 6 Series Performance Review.

Introduction:

This edition of the BMW 6 Series 640d XDrive is the 8 speed / Auto version and was first brought out in 2014. This was at around the same time as the introduction of the 2015 Koenigsegg Regera 5.0 V8 Turbo and the 2015 Koenigsegg Agera RS 5.1 V8 Twin Turbo.This particular BMW 6 Series has a 1995cc Turbo Diesel powerplant with 4 cylinders in a St formation.

Alternative Diesel St4's includes the 2014 BMW 6 Series 640d

The 6 Series shares its Diesel St4 engine configuration with the likes of the 2014 BMW 6 Series 640d and the 2017 Volkswagen-VW Arteon 2.0 TDi SCR 4Motion. If you're looking for other fast cars which share the 6 Series's All Wheel Drive, Coupe combination then how about the or the .

Power and Weight:

Weighing in at 1870 kgs (4122 lbs) this makes the BMW 6 Series 640d XDrive in the same weight category as the 2023 Aston-Martin DBS 770 Ultimate 5.2 V12 Twin Turbo or the give or take 50kg.

The BMW 6 Series shares the same bhp with the 2023 Porsche Cayenne Coupe E-Hybrid 3.0 V6 Turbo (300 bhp)

In terms of power the 1995cc 16V St4 engine produces 308 bhp (229 kW) @ 4400 rpm similar to the 2023 Porsche Cayenne Coupe E-Hybrid 3.0 V6 Turbo (300 bhp) or the 2023 Toyota Corolla GR Morizo Edition 1.6 Turbo (300 bhp).

The Turbo St4 throws out 465 lb-ft (630.4 Nm) @ 1500 rpm placing it with cars of similar torque performance figures such as the 2024 Chevrolet Corvette E-Ray 6.2 V8 Petrol Hybrid C8 (470 lb-ft) or the 2023 Porsche Cayenne S 4.0 V8 Turbo (443 lb-ft).

Power to Weight:

If one combines the weight with power or torque performance for the BMW 6 Series you can get a better idea of it's real world performance.

The 2012 Subaru Legacy B4 2.0 GT DIT (189.7 bhp per ton) has similar Bhp Per Ton stats as the BMW 6 Series.

The BMW 6 Series has a Power to weight ratio of 164.7 bhp per ton and 248.6 lb-ft per ton. Bhp Per Ton figures of the 2014 6 Series competing with the 2012 Subaru Legacy B4 2.0 GT DIT (189.7 bhp per ton) or the 2007 Honda S2000 2.2 Type S (189.6 bhp per ton).

Power to Weight(cont.):

If you agree with the late great Carroll Shelby then arguably an even better indicator of potential performance, Torque. Use weight as well and you end up with - Torque per ton, with the BMW 6 Series generating around 248.6 lb-ft per ton. If you're curious as to what other cars have as much torque to weight then look no further than the 2020 Lamborghini Huracan EVO 5.2 V10 RWD Spyder (273.6 lb-ft per ton) or the 2002 TVR Tamora 3.6 (273.5 lb-ft per ton).

Acceleration:

With a 0-60mph time of 5.00 secs or a 0-100km/h (0-62mph) of 5.2 secs, this made the BMW 6 Series 640d XDrive as fast as the 2023 Toyota Corolla GR Circuit Edition 1.6 Turbo (5.00 secs) the 2022 Toyota Corolla GR 1.6 Turbo (5.00 secs) the 2022 Honda Civic Type R 2.0 Turbo FL5 (5.00 secs) the or the 2020 Mini Cooper John Cooper Works GP (5.00 secs). This BMW 6 Series 640d XDrive is also faster than the 2018 Alfa-Romeo Giulia Ti 2.0 Turbo (5.10 secs) the 2018 Alfa-Romeo Giulia Q4 2.0L Turbo (5.10 secs) the 2017 Audi A6 3.0T Competition (5.10 secs) the and the 2017 Dodge Challenger RT 5.7 V8 (5.10 secs).

Quarter Mile time is a close race between the 6 Series and the 2017 Bentley Bentayga 4.0 V8 Diesel

When talking about the performance of the BMW 6 Series on the drag strip it can reach a quarter mile in an estimated 14.47 secs @ 94.5 mph. Similar performance down the quarter mile can be found with the the 2017 Bentley Bentayga 4.0 V8 Diesel (14.41 secs), the 1972 Porsche 911 Carrera 2.7 RS (14.42 secs), and the 1998 Audi A6 4.2 Quattro (14.42 secs).

Top Speed:

Modern performance cars are often artificially restricted to 155mph. The 2014 version of the BMW 6 Series 640d XDrive has a maximum speed of 155mph.

Top Speed of the 2014 6 Series equals the 2024 Ford Mustang Dark Horse 5.0 V8 (166 mph)

If maxing out your car on the AutoBahn is your thing and you're wondering what's faster than the 2014 BMW 6 Series 640d XDrive then how about the 2024 Ford Mustang Dark Horse 5.0 V8 (166 mph), the 2022 Ford Mustang GT 5.0 V8 (166 mph), or the 2021 Ford Mustang Mach 1 5.0 V8 (166 mph).

Related Links:

2014 6 Series Rivals List.

A Brief History of BMW

Car Comparison