Jonathan S.
Well-Known Member
- First Name
- Jonathan
- Joined
- Jan 19, 2023
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- 820
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- Amherst, Mass.
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- Vehicles
- '22 4CT, '22 Audi A6 Allroad, '23 BMW i4 M50
I was looking into this previously for my wife -- compact sedan, not SUV, but still some commonalities.
A few important criteria:
A few important criteria:
- EV range, an obvious criterion, but as you will soon see from your research, some PHEV have just enough range for short grocery trips, and not much else.
- ICE-only mpg, not so obvious a criterion as it is often deemphasized in the EPA ratings that reflect some sort of weighted average with arbitrarily assigned weights.
- ICE-only range, also not so obvious, but sometimes the gas tank is smaller to make room for the battery.
- ICE-only hp, when I was briefly looking into the Audi A7 PHEV, I was dismayed to realize that on any interstate state trip I would almost immediately run out of battery and would then be running on the same turbo four as in my VW Arteon … which by no means was a horrible fate, but still, for paying 2x the price … and my road trip mpg would be worse than with a regular all-ICE A7 … and my road trip range would also be worse!
- ICE-only AWD, an especially obscure criterion, but for some PHEV models (Toyota/Lexus IIRC, maybe others), once the battery runs out, you’re in FWD. The current Volvo models have a special forced-AWD mode that essentially uses the ICE to run the rear axle by recharging the battery, which is horribly inefficient, but at least supplies AWD if you really need it. BMW keeps it simple by running the ICE and EV motor through the same transmission.
- ICE<>EV hand-off, this can become wonderfully complicated, both how the car decides and how you can override its choices. Also, for systems where the ICE powers the front axle and the EV the rear axle, handling intricacies can also be complicated – IIRC, the SG review of the S60 had some interesting feedback on this.
IMO, nothing beats the PHEV selection from Volvo. They have some of the longest ranges available in all electric. They also give you a true plug-in hybrid, so that you can truly maximize the battery rather than a mild hybrid. Also, once the battery is depleted, the net MPG you will get on gasoline in the Volvo is class best in most cases. [...]
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