If you need to carry a lot of stuff in your SUV and are concerned about space, here is how much space is inside the Solterra.
media.subaru.com

Subaru U.S. Media Center - SUBARU DEBUTS ALL-NEW SOLTERRA ELECTRIC SUV
Subaru of America, Inc. today revealed its first-ever all-electric SUV, the 2023 Subaru Solterra, at the Los Angeles Auto Show.

Specification | 2023 Solterra |
Passenger volume (cu.ft) | 95.7 |
Cargo volume upper/lower cargo floor position (cu.ft.) | 27.7/ 30.3 |
Cargo volume from lower row (cu.ft.) | 30.3 |
Total passenger & cargo volume (cu.ft.) | 126 |
Rear cargo opening width (in.) | 41.3 |