The following table is a list of successful and unsuccessful Mars landers.
As of 2022, 21 lander missions and 8 sub-landers (Rovers and Penetrators) attempted to land on Mars.
Of 21 landers, the Curiosity rover and Perseverance rover are currently in operation on Mars.
§ - Spacecraft intended for Martian moons (Phobos and Deimos), †Entry Mass, ♦ Estimated, MOLA - Mars Orbiter Laser Altimeter