We describe how all-wheel drive (AWD) and four-wheel drive (4WD, a.k.a. 4x4) work: similarities, differences, and ways they can be confused.

What's the difference between AWD and 4WD? I was handed the keys to the brand new BMW M5, which can actually switch between 4WD and 2WD! Nothing all that impressive for any truck drivers out there, ...

AWD and 4WD sound similar in name but they are very different AWD is always active on most vehicles while 4WD can be customized depending on the situation A lot of people use the terms four-wheel ...

These ensure all the wheels receive torque regardless of angle and if one wheel has more or less traction, the difference is compensated for by the three differentials. However, if one wheel has no ...

All-wheel drive vs. front-wheel drive: Who wins when driving in winter weather? As harsh winter weather sets in, drivers in snow- and ice-prone areas of the country find themselves asking the same ...