Here is the full list of all 20 Mini Motor Racing EVO achievements. It takes around 20-25 hours to unlock all of the achievements on Windows.
Win the first 4 races
Complete a multiplayer race
Win a race
Win every race in the Beginner Championship
Win every race in the Intermediate Championship
Win every race in the Expert Championship
Win every race in the Master Championship
Win every single race across all 4 championships
Fully upgrade a single stat on any car
Fully upgrade all stats on any car
Have at least $100,000 career cash
Unlock all the cars
Complete the Beginner Championship
Complete the Team Fortress 2 Cup
Complete the Intermediate Championship
Complete the Aperture Science Cup
Complete the Expert Championship
Complete the Master Championship
Win a multiplayer race
Complete the Fruit Ninja Cup