Full list of all 70 Forza Horizon achievements worth 1,500 gamerscore. It takes around 40-50 hours to unlock all of the achievements in the base game.
The base game contains 50 achievements worth 1,000 Gamerscore, and there are 2 DLC packs containing 20 achievements worth 500 Gamerscore.
You've completed 10 free roam challenges online.
You sold something via your Storefront. KERCHING!
You've reached level 25 online. Did you win a car yet?
You've challenged and beaten 10 festival racers on the spot.
You've completed every Horizon Outpost PR Stunt.
25 online races complete… awesome!
10 online races complete… not bad!
You've completed 3 of each Playground game types.
You completed each of the Playground game types. How fun was that?
You got seriously lucky and won 5 cars online.
You've won 3 cars online.
You got to Level 5 online.
You won your first car online.
You've beaten a Rival time in 10 events.
Never pay for an upgrade again!
You've won every single race in the game!
You cruised past the competition and won every Street Race.
You've won every Showcase Event in the game.
You're the most popular driver at Horizon.
You're the 10th most popular driver at Horizon.
You're the 50th most popular driver at Horizon.
You finished in first place on HARD? Nice.
You created a paintjob and your ride is looking SWEET!
You've sent every Horizon Star packin'.
You owned Darius Flynt and became the Horizon Festival champion.
You rocked every single Festival Event.
You received the Golden Wristband.
You're the 100th most popular driver at Horizon.
You received your Purple Wristband.
You've driven along every road in the entire game.
You received your Orange Wristband.
You blasted past 5 speed traps and 5 speed zones.
You've won 10 Street Races. Ali would be proud.
You received your Pink Wristband.
You're the 200th most popular driver at Horizon.
You found your first barn find.
20 Sponsorship Challenges? Now you're popular and rich!
You've dominated 10 Festival Races.
You've fully explored the Horizon Festival Loop.
You received your Blue Wristband.
You bagged yourself a nice discount.
You received your Green Wristband.
You've completed 5 Sponsorship challenges.
You've won your first Mixed-Surface or Dirt Race.
You bought a car from the Autoshow. Now take her for a spin!
You received your Yellow Wristband.
You won your first race at Horizon.
You competed in your first race at Horizon.
You arrived at Horizon Festival raring to go.
Receive your Forza loyalty cars.
Won a Rally stage on Hard opponent difficulty without using automatic shifting or the Driving Line.
You became the Horizon Rally Champion.
You completed 5 Horizon Rally events in Rivals mode.
You got a total of 1609 metres of air in Horizon Rally events.
You won your very first Horizon Rally.
You won a Horizon Rally stage without crashing or using rewind.
You purchased all five Horizon Rally cars.
You completed your first Horizon Rally stage.
You won 10 Horizon Rally stages in online multiplayer.
You obtained your first Horizon Rally car.
You proved you're a Forza Legend by earning a Medal in 146 cars!
You earned a Medal in 14 different cars worth at least 1 million Cr. each.
You earned a Medal in 14 different Ferraris.
You earned a Medal for 8 different Lamborghinis!
You earned a Medal in 13 different Fords.
You efficiently earned a Medal in 10 different BMWs.
You earned Medals by racing, jumping, and drifting 7 different Nissans!
Like a true gent, you earned a Medal in 20 different British cars!
You earned a Medal in 3 different Shelbys.
You earned your first Medal.