The length of the Blackphone 2 smartphone is 152.40 mm (approximately 15.24 cm or 6.0 inches). Its dimensions are 152.40 x 76.40 x 7.90 mm, with a thickness of 7.90 mm and a width of 76.40 mm. This phone was released in 2015 with a 5.5-inch display and runs on Android 5.0 Lollipop with a Qualcomm Snapdragon 615 processor.

If your question was about the movie "Black Phone 2" (2025), its runtime is approximately 1 hour and 54 minutes (114 minutes).

Please specify if you meant the phone device or the film for exact information.