I bump into some unexpected cars in Barcelona as I put the new Volvo XC60 through its paces. These camouflaged prototypes look like upcoming Mercedes models being tested before they're released to the public. I'm pretty sure they are the new Mercedes CLS and GLE SUV both of which should arrive in 2018. Let me know in the comments what cars you think they were…Subscribe to carwow on youtube – https://hiblog.tv/carwowClick to find out if you say car brands correctly – Do you say car br...Click to see whether you should buy a petrol or diesel car – Diesel vs Petrol ...Click to see the top 10 engines under 2.0-litres – Top 10 Best Engin...Click to see the top10 most reliable cars – Most reliable car...