This is from the 2012 New Models series of Hot Wheels. NASA's Mars Rover Curiosity (14/247). Did you know that this really is at ~1:64? The rover is 2.9 m (9.5 ft) long by 2.7 m (8.9 ft) wide by 2.2 m (7.2 ft) in height.

NASA's Mars Rover Sojourner was released in 1997. I don't have one. 🙁