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Old 09-30-2010, 11:48 AM   #20 (permalink)
postmac
Jesus Freak
 
Join Date: Sep 2010
Location: West Michigan
Posts: 14

Postmac's Vibe - '06 Pontiac Vibe Base
90 day: 37.59 mpg (US)
Thanks: 2
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Does this sound accurate?
If I take any coasting speed (35 to 0) and divide it by your .3 g/hr rating, I will get the instantaneous mpg. So 35mph/.3 = 117 mpg, and 15/.3=50mpg. Using this I find that I should only try to coast down to about 11 mph if I want better than 36mph average.

mph mpg
2 7
3 10
4 13
5 17
6 20
7 23
8 27
9 30
10 33
11 37
12 40
13 43
14 47
15 50
16 53
17 57
18 60
19 63
20 67
21 70
22 73
23 77
24 80
25 83
26 87
27 90
28 93
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