BMW 1 Series
The 2015 facelift of the second-generation 1 Series brought redesigned LED headlights, new tail lights and the switch to modular B-series three- and four-cylinder engines. In 2016 the M135i was replaced by the M140i with the 3.0-litre B58 inline-six.
1 Series Hatchback 2015 – 2019
M140i — Range-topping M Performance model: 340 Hp inline-six, M Sport styling, 18-inch wheels.
116d / 116i / 118i SE — Entry trims (SE, SE Business, Advantage): smallest engines, 16-inch alloys, standard bumpers.
27 of 27 engines
Equipment varied by market and year. Sources: BMW UK press release: The new BMW 1 Series (28 April 2015) · BMW UK press release: model debuts and upgrades for summer 2016 (M140i) · Wikipedia: BMW 1 Series (F20)