"Similarly, Volvo's EX cars look almost exactly like their XC counterparts."
Interesting you should mention ...
Here is the interior of the 2025 XC90:
... and here is the 2025 EX90:
That's not a mistake and they know exactly what they are doing: they think they can sell the EX90 in addition to the XC90 and the dramatically different UI/UX/styling is an effort to keep the XC money flowing.
If the electric one was just the XC90 ... but electric ... they know they'd barely sell another ICE one again.