Yes, this is about average height for a man, but just a wee bit smaller than the Titan Eternal.
He is a something like 1,000 feet tall and by far the tallest character in the series, though he’s played by a normal-sized man, motion-capture specialist Taika Waititi, who is just above average at 6 feet tall.
As for Surtur, the giant, fiery villain in Thor: Ragnorok?
In case you were wondering about some of the villains in the MCU, Thanos is a 6’7” monster in the MCU, while the actor who plays him, Josh Brolin is 5’10.”