Full list of all 178 Forza Horizon 4 achievements. It takes around 120-150 hours to unlock all of the achievements in the base game on Windows.
The base game contains 122 achievements, and there are 2 DLC packs containing 56 achievements.
In Rivals, beat a Rival without receiving a "dirty time" penalty.
Complete the first chapter of "British Racing Green".
Complete a race of 3 or more laps at The Goliath in a Forza Edition Car.
Find and restore 15 Barn Finds.
Gain Superstar Status by reaching Level 200.
Take photos of 200 different cars for Horizon Promo.
Complete a Challenge Card in any Hot Wheels Car
Complete a Challenge Card in any Hoonigan Car
Place over 10 different objects in Blueprint Builder
Add your first object in Blueprint Builder
Pass the M68 Speed Trap at 190MPH in the 2011 Ford Transit SSV.
Get 3 stars at a Danger Sign in a vehicle from the Trucks Car Type.
Win a race in the Peel P50.
Get 258mph on a Speed Trap in the Bugatti Veyron Super Sport.
Complete the Festival Drag Strip in a Hot Hatch in under 25 seconds.
Apply 50 Car Masteries.
Drive down every road in Britain.
Purchase a castle.
Reach Round 10 in the Horizon Drag Racing Series.
Complete the first chapter of the "Upgrade Heroes" story.
Reach Round 10 of Street Scene.
Apply every Car Mastery available for a single car.
Reach Round 10 in the Horizon Cross Country Series.
Get 40 Air Skills in any Offroad Buggy.
Reach Round 10 in the Horizon Dirt Racing Series.
Win a race at The Colossus, The Gauntlet, The Titan or The Marathon.
Reach Round 10 in the Horizon Road Racing Series.
Smash all 200 Bonus Boards.
View every Beauty Spot.
Complete 3 Blueprint Events created by other players.
Complete a race in an S1 class Rally Monster.
Earn 30 stars on "The Car Files".
Complete ten chapters of "The Car Files".
Finish 40 different Horizon Story chapters.
Complete the first chapter of "The Car Files".
Earn 30 stars on "Skill Streak".
Complete ten chapters of "Skill Streak".
Get 100 stars in Horizon Stories.
Get 100 Near Miss Skills in any S2 Car.
Complete the first chapter of "Skill Streak".
Earn 21 stars on "The Top Gear Horizon Special".
Complete seven chapters of "The Top Gear Horizon Special".
Earn 3 stars on the first chapter of "The Top Gear Horizon Special".
Complete the first chapter of "The Top Gear Horizon Special".
Complete every Showcase Event.
Earn 30 stars on "Isha's Taxis".
Complete ten chapters of "Isha's Taxis".
Bank a Skill Chain of 195,300 or more points.
Complete the first chapter of "Isha's Taxis".
Find and restore your first Barn Find.
Apply your first Car Mastery.
Unlock 100 clothing items for your character.
Complete a Season PR Stunt and receive a reward.
Get 25 Clean Racing Skills in any A Class Car.
Take your first picture for Horizon Promo.
Purchase the Sunflower Meadows Player House.
Qualify for the Horizon Roster.
Reach Level 20.
Buy your first car from the Autoshow.
Qualify for Horizon Spring.
Qualify for Horizon Winter.
Complete your First Super7
Complete your first challenge Card in Freeroam
Get your first Forza Edition Car from a Wheelspin.
Spin your first Super Wheelspin.
Qualify for Horizon Autumn.
Arrive at the Horizon Festival.
Complete 5 Horizon Life Co-op Races.
Complete 5 PvP Races.
Take part in your first #FORZATHON Live Event.
Complete Round 3 of a #FORZATHON Live Event.
Take part in 20 #FORZATHON Live Events, completing at least Round 1 in each.
Reach Speed Trap Hero level 10.
Reach Speed Zone Hero level 10.
Reach Danger Sign Hero level 10.
Reach level 10 in The Drift Run.
Complete a #FORZATHON Weekly Challenge.
Complete The Trial.
Complete your first Team Adventure.
Reach level 5 in Racing Team Adventure, Games Team Adventure, or Anything Goes Team Adventure.
Qualify for a League in Ranked Team Adventure.
Complete a Season Championship and receive a reward.
Get 3 stars on every PR Stunt.
Complete a PvP Showdown Race in an X class and a D class car.
Complete ten chapters of "British Racing Green".
Earn 30 stars on "British Racing Green".
Win all Seasonal Championships in one Spring season.
Win all Seasonal Championships in one Summer season.
Win all Seasonal Championships in one Autumn season.
Win all Seasonal Championships in one Winter season.
Complete 1 Weekly and 7 Daily #FORZATHON activities in the same week.
Complete 3 consecutive #FORZATHON Live events.
Play your first unranked Free-for-All Adventure.
Get ranked in Free-for-All Adventure.
Complete all Seasonal Championships in a Festival Playlist Series.
Complete all Seasonal PR Stunts in a Festival Playlist Series.
Earn 1 Season Completion Bonus.
Earn all 8 Season Completion Bonuses in the same Series.
Complete all activities in a single Festival Playlist Series.
Play your first game of The Eliminator.
Drive 10 different cars in The Eliminator.
Play 25 games of The Eliminator.
Play 50 games of The Eliminator.
Win 25 Head-to-Heads in The Eliminator.
Collect 100 Car Drops in The Eliminator.
Win a Head-to-Head in The Eliminator.
Collect 5 Car Drops within a single game of The Eliminator.
Win 3 Head-to-Head races within a single game of The Eliminator.
Drive a level 10 car in The Eliminator.
Win a game of The Eliminator.
Win a game of The Eliminator without acquiring any Car Drops.
Survive until the Final Showdown in a Level 1 car.
Eliminate a car at least 5 levels higher than you in a Head-to-Head race.
Eliminate a car at least 5 levels lower than you in a Head-to-Head race.
Complete all chapters of the "Upgrade Heroes" story.
Earn all 30 stars from the "Upgrade Heroes" story.
Earn 3 stars from Chapter Two of the "Express Delivery" story.
Complete all chapters of the "Express Delivery" story.
Earn all 27 stars from the "Express Delivery" story.
Complete the Super7 7 times
Achieve Level <10> in the S7 Thread
Play 77 Challenge Cards.
Complete all 'Smashable' Brick Challenges.
Smash 500 Bonus Cubes in LEGO® Valley.
Unlock the Brick Challenge 'Danish Hasty' then maintain 200mph in the LEGO® F40 for 10 seconds.
Complete all 'Collectable' Brick Challenges.
Collect all Alien Debris in LEGO® Valley.
Complete the LEGO® Goliath in the LEGO® McLaren Senna.
Complete the LEGO Goliath in less than 4 minutes in the LEGO Bugatti Chiron.
Win all the Race Events in LEGO® Valley.
Complete all the Race Events in LEGO® Valley.
Earn all stars possible from Danger Signs in LEGO® Valley.
Earn all stars possible from Speed Zones in LEGO® Valley.
Earn all stars possible from Speed Traps in LEGO® Valley.
Discover the LEGO® Speed Champions Barn Find.
Become a Master Builder by finishing your House.
Earn all stars possible from Trailblazers in LEGO® Valley.
Earn 3 stars from the Airport Leap Danger Sign twice in under 45 seconds.
In the LEGO® Mini Cooper, drive from the Oasis Island to Lighthouse in under 1 minute 45 seconds.
Win the LEGO® Speed Champions Senna event.
Win the LEGO® Speed Champions F40 event.
Win the LEGO Bugatti Chiron Speed Champions Event
Start building your Master Builder's House.
Discover all the roads in LEGO® Valley.
Smash all Bonus Boards in LEGO® Valley.
Arrive at your Master Builder's LEGO® Baseplate.
Have your House visited by some unexpected guests.
Become the Speed Champion.
Earn all stars possible from Drift Zones in LEGO® Valley.
Earn 27 Stars in the LEGO® Speed Champions Horizon Story.
Complete all 'Event' Brick Challenges.
Complete all 'PR Stunt' Brick Challenges.
Complete all 'Discovery' Brick Challenges.
Complete all 'Skill' Brick Challenges.
Get 3 Stars on every Danger Sign on Fortune Island.
Get 3 Stars on every Trailblazer Gate on Fortune Island.
Get 3 Stars on every Speed Trap on Fortune Island.
Get 3 Stars on every Speed Zone on Fortune Island.
Get over 180mph in the Koenigsegg CC8S at the Lady On The Lake Speed Trap.
Get 3 stars on the Needle Fall Danger Sign in the Morris Minor Traveller.
Get a time of 40 seconds or better in the Exomotive Exocet at the Halcyon Point Trailblazer Gate.
3 Star the The Forest Run Trailblazer Gate in the Peel P50.
Come First in the Fortune Island Finale Races - The Leviathan and The Kraken.
Complete The Leviathan in less than 8 minutes in the Ford Fiesta ST RX43.
Complete The Kraken in less than 6 minutes in the Saleen S5S Raptor.
Find/Smash all 10 Treasure Chests.
Reach Round Ten of the Island Conqueror.
Find/Smash 5 Treasure Chests.
Reach Round Five of the Island Conqueror.
Earn at least 1 star at a Trailblazer Gate.
Reach Round Two of the Island Conqueror.
Drive every Road in Fortune Island.
Find/Smash your first Treasure Chest.
Set up the Horizon Festival on Fortune Island.
Complete Round 3 of a #Forzathon Live Event on Fortune Island.
Complete a Seasonal Championship on Fortune Island.
Earn 21 Stars in Drift Club on Fortune Island.
Get 3 Stars on every Drift Zone on Fortune Island.