Brands like Samsung are also currently in the race to introduce a solid-state battery option to the market, but Toyota appears to be gunning for the most capable road-legal solid-state battery yet. As with any emerging technology, solid-state batteries come with their own set of drawbacks — chief among them are high development costs and a complex manufacturing process. Toyota's main goal in the solid-state battery field is to get its EVs to surpass the 700-mile range threshold. How Toyota's Solid-State Battery Technology WorksThe Differences Between Solid-State Batteries And Traditional Lithium-IonSolid-state battery car blue illistration JLStock | ShutterstockUnlike lithium-ion batteries' liquid formation, solid-state batteries feature a solid electrolyte, which matters for several important reasons. Toyota's Solid-State Battery's Best FeaturesToyota suggests that its solid-state battery will cover 745 miles on a single charge, making that the most prominent feature.