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InsideOutSanta • today at 9:10 AM • 2 replies • view on HN

AWD is for on-road use. Each tire rotates at its own speed.

4WD is for off-road use. All tires rotate at the same speed.


Replies

jasomill • today at 4:16 PM

All tires don't rotate at the same speed even in 2WD, otherwise you wouldn't be able to turn without slipping.

lukasm • today at 9:52 AM

That's incorrect. To have "All tires rotate at the same speed." you need 3 locking mechanism, which very few vehicles do.

At this point, the distinction is gone, because car bards marketing.

(AI lies)

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