When deployed on a two-wheel drive car, the system turns it into an all-wheel-drive one, whereas when fitted onto an AWD it can provide an incredible increase in power.

The white car has AWD and all-season tires while the black car has FWD and winter tires. This is a useful test in that, in my experience, a reasonable number of people with AWD believe that their ...

A FWD car will not offer as much grip or feel as sure-footed in the snow as an all-wheel drive car. All-Wheel Drive (AWD) ...

A FWD car will not offer as much grip or feel as sure-footed in the snow as an all-wheel drive car. All-Wheel Drive (AWD) ...

A FWD car will not offer as much grip or feel as sure-footed in the snow as an all-wheel drive car. All-Wheel Drive (AWD) ...

If the car senses that the front tires are spinning or slipping, it prompts the dormant rear wheels to get to work. Some AWD options, like that found in Subaru models, use a full-time AWD system.

A FWD car will not offer as much grip or feel as sure-footed in the snow as an all-wheel drive car. All-Wheel Drive (AWD) ...

If the car senses that the front tires are spinning or slipping, it prompts the dormant rear wheels to get to work. Some AWD options, like that found in Subaru models, use a full-time AWD system.

A FWD car will not offer as much grip or feel as sure-footed in the snow as an all-wheel drive car. All-Wheel Drive (AWD) ...

A FWD car will not offer as much grip or feel as sure-footed in the snow as an all-wheel drive car. All-Wheel Drive (AWD) ...