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17 November 2011, 03:24 PM | #1 |
"TRF" Member
Join Date: Sep 2009
Location: USA
Watch: Sea-Dweller 16600
Posts: 2,157
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Which speedometer is more accurate . . .
. . . the one built in the car or the one in a GPS unit?
I notice the GPS units show a slightly lower speed than the car speedometers . . . I've seen this in several cars and GPS units. Any thoughts on which is more accurate? |
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