✓ Fits the PvE survival games cluster, with survival mechanics, roguelike runs and punishing difficulty
≠ Where it differs: brings racing gameplay, dark, oppressive atmosphere and vibe relaxing, while skipping shooter
In Race the Sun you control a spaceship powered by solar energy. You have to dodge objects on your way, for example, from laser beams, other ships and various obstacles, while collecting blue pyramids that will boost the player.
Where it drifts furthest from Hollow Survivors: visuals and game mode.
It predates Hollow Survivors by 12 years, with what that implies technically.