What is the body type, 2018 Citroen Grand C4 Picasso II? Minivan, 7 Seats, 5 Doors: What is the fuel economy, Citroen Grand C4 Picasso Minivan 2018? 4.3 l/100 km: How fast is the car, Citroen Grand C4 Picasso U 2018? 189 km/h, 0-100 km/h: 12.1 sec: How much power, 2018 Citroen Grand C4 Picasso 1.6 HDI MT 2WD Winter White? 115 Hp Fuel consumption is 56.5mpg according to the older NEDC tests and 46.9mpg under the newer, more realistic WLTP tests. Citroen Grand C4 Picasso 1.6 E-HDi Airdream Exclusive+ ETG6 Euro 5 (s/s dByGoOB.