Why is this acelerometer so cheap?

[zhangzongyang1990]

http://sg.element14.com/freescale-semiconductor/mma7361lcr1/ic-accelerometer-3axis-14lga/dp/1853787

compared to this one

http://sg.element14.com/memsic/mxr6999mp/accelerometer-2-axis-1g-lcc8/dp/1365609

The price is in Singapore dollar (1.2 sin dollar = 1 us dollar)

Thanks!
Zy

[garrettg84]

The more expensive one lists automotive applications. That usually brings the price of an IC way up. It also looks like a hermetically sealed mil-spec chip as well which usually brings the price of an IC WAAAAYYYY up.