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Massive decline in mileage

Rudylake

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1st time posting, hoping to get some perspective from other owners. For the last six weeks, I’ve noticed a degradation in mileage. In my current trip, I started at an 80% change, I’ve gone 83 miles, and I’m down to 102 miles of range, all in all purpose mode. At this rate, I will likely get approx 150 miles on an 80% charge. That is atrocious. Prior to this degradation I was getting close to the posted amount of 230 to 235 miles on an 80% charge. Anyone else experience something similar? I live in Massachusetts, but our weather hasn’t been that cold this winter and I took delivery last March in similar conditions and didn’t experience such poor performance in mileage.
It is great paying for energy and then freely watching it disappear. It isn't this bad with my ICE cars. We are ot convinced of this battery car BS.
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Mister Person

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ICE vehicles “disappear” 70% of the energy paid for in gas, while also seeing degraded cold weather performance.

Oh, also gas spoils.
 

Redline

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I'm just assuming at this point anytime it gets this cold, the anti-ev nuts online will go off. I can't believe the crap I was reading on Twitter this weekend.
 

strykerwsu

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In one direction and have the confidence I can get home without charging (150 miles total). I’ll have to test it but I think it’s close to true.
You will have no issue unless going 80+ and have AT tires into the wind. I have a rooftop tent on R1T that kills aerodynamics and in cold at 70 get about 170 miles w/o worry.
 

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av8or

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This smells like anti EV trolling. It’s simply not as bad as some like say online. It’s a reduction that’s not to unlike ICE in the winter. Nobody likes to say it but gas cars lose 10% or more of mpg in winter too.
 

RivRyan

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That’s a legit news story though. There were multiple reports of cars stalled at those stations. I’m surprised bc those aren’t travelers stations. Evergreen Park isn’t close to a highway. So these are mostly locals who somehow didn’t charge enough at home / couldn’t make it back.
 

av8or

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I was speaking of the op
 

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laniquity

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doesnt piss me off but you should definitely precondition and drive in conserve mode when it’s cold.
This is the way!

I live in MA and drive 150+ miles north every weekend to ski. Pre-conditioning is the way. We get to our destination with plenty of charge to spare. We leave with 80% and arrive with around 30%.
 

NineElectrics

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This smells like anti EV trolling. It’s simply not as bad as some like say online. It’s a reduction that’s not to unlike ICE in the winter. Nobody likes to say it but gas cars lose 10% or more of mpg in winter too.
You can refill a gas car in five minutes from 145,000 stations in the U.S., and many SUV tanks hold 600-700+ miles. ICEs lose range, too, but it's not a problem. Almost nobody even notices.

Range and refueling is the problem, not efficiency, for the consumer. Nobody has massive headaches with ICE vehicles in winter like they do with EVs. I only get 180 miles from my R1S in winter, which is indeed a big deal. A far cry from 700 miles of range! Efficiency is a problem for the planet, though, which is why I drive EVs.
 
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Ecupip

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My real world use actually surprised me. The Rivian is more efficient in the cold on the same drive versus the Jeep’s I also drove on the same route.


2017 Jeep Grand Cherokee V6 4x4 - driven 200k miles

60-90 degrees 26MPG 70mph
20 degrees 22MPG 70mph (15% loss)
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2023 Jeep Grand Cherokee V8 4x4 - driven 25k miles

60-90 degrees 22MPG 70mph
20 degrees 18MPG 70mph (18% loss)
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2022 Rivian R1T Quad motor 20” AT’s - driven 10k miles

60-90 degrees 2.0mi/Kwh 70mph
20 degrees 1.78mi/Kwh 70mph (11% loss)

All vehicles garaged nightly. The drive is flat, near sea-level, and 70miles each way.
 

NineElectrics

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I live in MA and drive 150+ miles north every weekend to ski. Pre-conditioning is the way. We get to our destination with plenty of charge to spare. We leave with 80% and arrive with around 30%.
For some ski destinations with overnight charging this works. When you want to drive into the mountainous wilderness for an adventure, and you can only do 180 miles total, you get to drive only 90 miles into the wilderness. Not great, unfortunately, so I'll be looking for something else eventually. A vehicle running on green hydrogen would be idea for me. Like a Sprinter!

Even the skiing use case is bad when you drive 100 miles to the mountain and all 3 EV chargers there are taken. You can't fully regen on the way down as Rivian limits it in cold weather. Then you'r forced to quick charge with only 2 of 4 working, queueing behind all of the other EVs which are coming down the mountain at the same time (just after the lifts close).
 
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Golfer04

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You can refill a gas car in five minutes from 145,000 stations in the U.S., and many SUV tanks hold 600-700+ miles. ICEs lose range, too, but it's not a problem. Almost nobody even notices.

Range and refueling is the problem, not efficiency, for the consumer. Nobody has massive headaches with ICE vehicles in winter like they do with EVs. I only get 180 miles from my R1S in winter, which is indeed a big deal. A far cry from 700 miles of range! Efficiency is a problem for the planet, though, which is why I drive EVs.
Agree 100 percent with this statement. Not sure many would care about the loss of range if you could pull in anywhere every 5 miles, have the charger available, have the charger work and be able to charge in 15 minutes.

The other thing to note (at least on 20s) is the tires. I'm getting almost 25 percent better efficiency this winter on my Michelin hybrid all season tires than I did last winter on the stock tires. High of ZERO F today (central Illinois) which is an 8 degree improvement from yesterday.
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