2021 Mercedes-Benz GLB 250 4MATIC Price: $20,999 More , Mercedes-Benz G's 2020 $19,995 68,461 Miles 2020 $34,995 73,088 Miles 2020 $32,995 48,130 Miles 2016 $12,980 115,132 Miles 2025 $66,705 5 Miles 2021 $34,901 122,735 Miles