Real World Hwy efficiency numbers

It’s no secret that no matter the EV, elevation is a range killer, as are speed and super cold temps. He probably could’ve gotten more, but it’s not a shock that elevation would eat into range. It kills MPG too, people just don’t pay attention in ICE cars.

When I've taken my older RX on that trip, my gas light usually comes on before I hit Bishop, so it is good for a solid 300 miles. It's fairly fuel efficient (Edmunds estimated ~25mpg highway) on a 19 gallon tank, and my estimated range on a full tank might be just under 350 miles.

But on the mammoth drive where I'm cruising at 75-80+, accelerate heavily when I can pass on the two-lane stretch, plus the elevation climbs, it appears that my gas range gets zapped by well >10% which is to be expected. If I can get essentially the same amount of range in a Gravity (that is significantly larger. nicer all around, and more fun to drive), while still driving how I'd prefer to, that's close to the perfect vehicle for me. Even better, I would rarely have the need to rent a Wagoneer/ Suburban. That being said, I'll be curious to see how the range fares during the winter months on that OC to Bishop stretch- it can get cooler but isn't as cold as in the higher elevations
 
These are similar to my back of the envelope costs. DC charging costs are more in line with gas, but since I don’t do it often, my blended cost per mile is much lower than gas. Plus, it’s an f’in’ rocket ship.
My current data….

What is
In interesting is that

At my home charge point charger:
248 miles supplied/53.7225 kWh added: this means : 4.616 miles/kWh

On another charge session:

333 mile/ 72.3584 =4.602 miles/kWh

So I’m not sure the dynamic data or dynamic range always tells me the most recently tells me 3.0 mi./kW but when I charge the vehicle with the miles delivered to the vehicle and the energy use, it suggest efficiency rating that should be around 4.6.
 

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