All have 4.0-litre V8 engines with two turbochargers attached, and all are big executive cars, and all have four-wheel drive, but beyond that they go about things in slightly different ways, as we'll explain.
But only one can be quickest through 60mph, 100mph, a standing 1/4 mile and a standing 1/2 mile. Question is, which one?
Matt Prior straps our timing gear to them, and run them head-to-head in an old-school shootout.
Matt Prior is on twitter here: @matty_prior
And his cat is here: @dailymidge
New videos are uploaded to Autocar each week. Don't miss a single one. Subscribe now: http://smarturl.it/autocar
BMW M5 vs Seat Arosa drag race: https://www.youtube.com/watch?v=bC5X2g_Zn7I&t=0s
BMW M5 vs Mercedes-AMG E63 S road test: https://www.youtube.com/watch?v=6K-RhiWA8dU&t=0s
Panamera vs R8 drag race: https://www.youtube.com/watch?v=E-if5hgpVt8&t=0s
Visit our website at http://www.autocar.co.uk
Autocar, the world's leading motoring magazine and website, delivers industry-leading news, the most in-depth car reviews and opinion from our team of experts. Our presenters include some of the world's top motoring journalists who have unrivalled access to the world's fastest, rarest, most exotic and most exciting cars on some of the world's best roads and race tracks.
Follow AUTOCAR here:
LIKE Autocar on Facebook: https://goo.gl/mWG2I5
FOLLOW Autocar on Twitter: https://goo.gl/DSAnav
FOLLOW Autocar on Instagram: https://goo.gl/N2Id68
+1 Autocar on Google+: https://goo.gl/h6UHVu
Check out our full video catalog: https://goo.gl/xHxfRA
For car reviews you can trust, subscribe to Autocar: http://smarturl.it/autocar