If this is your first visit, be sure to check out the FAQ by clicking the link above. You may have to register before you can post: click the register link above to proceed. To start viewing messages, select the forum that you want to visit from the selection below. |
|
|
Thread Tools | Display Modes |
#11
|
|||
|
|||
"I can't drive ... 55"
Gary "tim bur" > wrote in message ... > they are not far off problem is people do not go the 55 mph the > calulations > were done at > they still use the old standard of 55mph being the national speed limit > and one > i feel we need to go bac to so gas starts to stack up at the refineries > and > watch how fast the price comes down > > gary wrote: > >> I thought the ratings were done on a flat road on the moon where there is >> 1/7th the gravity in order to get those MPG results. >> >> I never thought they were very accurate, I only use them to compare one >> vehicle with another to get a relative ranking when I do a vehicle >> purchase. >> >> "wraithyjeep" > wrote in message >> ... >> > Actually MPG is determined by unused energy that is left in the >> > emissions >> > it is a chemical analysis with factors of weight and other physics that >> > overall determines the MPG all this is done on a dyno. in a very >> > controlled lab. >> > I used to know the formula (sorry be awhile since I worked in the lab) >> > the only way to truly achieve the listed MPG is with a lot of down hill >> > driving. >> > >> > >> > "General Schvantzkoph" > wrote in message >> > news >> >> When I bought my old Concorde in 94 the MPG ratings were pretty much >> >> spot >> >> on, the car got 22 in daily driving and 29 on long highway trips which >> >> is >> >> what the window sticker claimed. the MPG ratings for the new 300C is >> >> 17 >> >> city/25 highway which isn't even close to the real values, I'm getting >> >> 15-16 in daily driving, just did a 220 mile round trip yesterday and >> >> it >> >> peaked at 20 MPG. the article on hybrids (quoted in another thread) >> >> also >> >> mentions that the real mileage is nowhere near the sticker values. So >> >> my >> >> questions are these, has the method for determining the MPG ratings >> >> for >> >> cars changed in the last 10 years? Have manufacturer's gotten better >> >> at >> >> gaming the system? How do they determine the MPG ratings? It's hard to >> >> see >> >> how Chrysler managed to come up with a 25 MPG highway rating on the >> >> 300C >> >> unless they did the test on a road that was down hill all the way. >> >> >> > >> > > |
Thread Tools | |
Display Modes | |
|
|
Similar Threads | ||||
Thread | Thread Starter | Forum | Replies | Last Post |
USGP Farce - hit them in their ratings chart | mcewena | Simulators | 6 | June 24th 05 10:52 PM |
Green Weenie SUV ratings | HarryS | Jeep | 3 | April 6th 05 02:24 AM |
Safety ratings of classic VWs... | [email protected] | VW water cooled | 4 | March 28th 05 10:42 PM |
New AI ratings for NR03 for 2005? | TlgtrProd | Simulators | 0 | January 26th 05 02:32 PM |