According to the X1 brouchure, all trims have auto tailgate and SE trim and above has Keyless Ignition:
Specs here: https://www.bmw.co.uk/pdfs/price-lists/BMW_X1_PriceList.pdf
Of the X2 – again all trims have auto tailgate, but keyless is not mentioned in the brochure:
Specs here: https://www.bmw.co.uk/pdfs/price-lists/BMW_X2_PriceList.pdf
Scroll down the relevant brochures above for specs.
Dave