The straight-six engine seemed all but dead just a few month ago. Both the Japanese and the Germans abandoned it for stuff like, well, the V6 engine.
On the other hand, Mercedes and Jaguar are keeping the straight-six this year, so now it seems like the perfect time to see the differences between these two engines.
The folks at CarThrottle made this easy for us by creating a video with some nifty animation to emphasize their pros and cons. Check it out!