Subaru has announced the Solterra will be its first all-electric vehicle. Here's how they introduce it: The next generation of Subaru SUV capability has a name: Solterra. The 2023 Subaru Solterra, which was named by combining the Latin words for “Sun” and “Earth,” is built on the e-Subaru Global Platform, a new all-electric vehicle architecture. While Subaru refers to this platform as the e-Subaru Global Platform, it is thought to be the e-TNGA ( Electric-Toyota New Global Architecture). Subaru is now officially part of the Toyota Motor Group. It is expected that the Solterra will share its powertrain and much of its structure with the Toyota bz4x.