One of the bigger mysteries about the model is the Grille, which has grown quite large on the recent BMW models. Fans of the brand will be able to get their own model by the end of 2019. Our favourite luxury car, the BMW 5 Series, has a new look and now combines a more generous standard spec with improved efficiency, yet prices have fallen. Is there a catch? The unveiling did not just show us the car, it also stated the release date for it as well. Tags. 2021 BMW 5 Series Release Date. The 5 Series was last fully redesigned in 2017, and this year's model introduces a … 2021 BMW 5 Series Interior 2021 BMW 5 … The 2021 BMW 5 Series is the latest version of BMW's venerable midsize luxury sedan. The next BMW 5 series will not change much when it debuts halfway to the end of next year before the sales happen as expected to be 2021 models. Not appearing 5 series ‘ Grille will suffer the same fate. When is the Release Date for the 2021 BMW 5-Series model? The announcement for the 2021 BMW 5-Series and its release date came just shortly after its first showcasing.