Backstrom is one of two players in franchise history to record 100 career playoff points (Ovechkin: 126 pts; Backstrom, 106 pts), ranking ninth in the NHL among active players. During the Capitals' 2018 Stanley Cup run, Backstrom ranked third on the team with 23 points (5g, 18a) in 20 games and recorded seven points (1g, 6a) in the Stanley Cup Final against the Vegas Golden Knights. Over the last three postseasons, Backstrom's 1.10 points per game rating is fourth in the NHL among players with at least 10 playoff games played. Additionally, Backstrom's four overtime goals in the playoffs are the most in franchise history and tied for the fifth most in NHL history.
In 60 international games for Sweden, including the World Championship (2006, 2007, 2008, 2012, 2017) and the Olympics (2010, 2014), Backstrom has recorded 42 points (12g, 30a) to help Sweden win two World Championship Gold Medals and an Olympic Silver Medal. He ranks fifth in NHL history in assists among Swedish-born players and seventh in points.