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Why the efficiency graph is way off vs real efficiency.

zefram47

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I'm hoping that they move towards more customization with the "tiles" on the data display, being able to pick from a wider range of data points and effectively create your own dashboard. I'd also really like to see them give the option of having Trip A automatically reset after the truck is idle for a certain amount of time. I had an Audi that did this (Trip A reset after 2 hours idle, Trip B was manual reset only) and it was a great feature. They don't necessarily have to make it standard, but having it as an option would be great for those like me that want to be able to see drive efficiency but don't always remember to hit reset before leaving.
What we really need is a trip meter for Since Last Charge and Since Last Drive, leaving Trip A/B alone for manual use. A Lifetime trip would also be nice. I already use Trip A as a Since Last Charge and Trip B as a lifetime meter which means I have nothing left for actual trip data.
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blturner

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I use the graph for telling if the service is slow in the drive through. It shows a slow slope downward while sitting in the line. It the slope takes up half of the display then I know I have been sitting for 7 minutes and it is not just my imagination that service is slow.
Perhaps not the typical use case, but I like it.
 

Indy avocado

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I agree with your assessment and I am not even more annoyed with the graph.

A graph of trailing 15 minute efficiency is arguably useful/correct. In my opinion it's a little too lagged, but whatever.

But the number at the bottom that says last 15 minutes average is just straight up wrong. They need to address that. It doesn't make any sense, and is mathematically nonsense.

I now know why I have had such a bad time estimating efficiency! I just need to use the most recent point o. The graph and ignore the readout. I suspect this was a misunderstanding by the developers who put this screen together.

I also reset the trip and then drove 15 minutes and compared...

Rivian R1T R1S Why the efficiency graph is way off vs  real efficiency. 20240126_155452

Rivian R1T R1S Why the efficiency graph is way off vs  real efficiency. 20240126_155501
 
 








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