This model from Samsung has a great energy efficiency rating (A++). It has a standard width of 60 cm and it's equipped with a steam function.
From Samsung
Samsung WW5000 9kg Washing Machine with ecobubble™ 1400rpm in White (WW90TA046AE/EU)
Weld Press
Samsung WW90TA046AE/EU 9KG 1400 Washing Machine - White