The EPA rates the 2027 Subaru Solterra AWD at 288 miles combined and 28.0 kWh per 100 miles measured at the wall, which is 120 MPGe. City and highway split 314 and 261 miles, a 17 per cent drop on the highway.
Those figures come from the regulator and are used in the comparison tables, the efficiency and range rankings and the per-state charging costs on this site. The rest of the record is not yet sourced: usable battery capacity has no published figure credited here, so this page does not state it. It will appear when it can be credited to a named source, and not before.