Here is the full list of all 45 FIFA 15 achievements worth 1,000 gamerscore. It takes around 40-50 hours to unlock all of the achievements on Xbox One.
Win a Friendly Season in FUT
Finish a Friendlies Season
Enable a custom Free Kick or Penalty Style for your Virtual Pro
Unlock 10% of the accomplishments with your Online Pro
Win your first Pro Club Seasons league match
Start a Co-op Season with a Friend
Beat a Friend's Skill Game Score
Gift an EA SPORTS Football Club Catalogue Item
Open 20 packs in FUT
Copy a Squad from the end of an online match
Play Seasons with a Guest
Score a goal with a knuckle shot
Import a Team Sheet
Manage three different clubs in three different countries in a single Career
Score a goal with a Flair Shot
Play a Drop-In Match in Pro Clubs Seasons
Earn Promotion in Seasons
Play a consecutive match in Seasons
Leave your club on Loan or by Transfer in a Player Career
Earn a player's loyalty in FUT by playing 10 or more games with him
Win a division title in FUT Seasons
Create and win a Custom Tournament with more than 16 teams
Perform a slide tackle and keep possession of the ball 10 times
Apply your first Chemistry Style consumable in FUT
Challenge the Team of the Week in FUT
Change your captain in FUT
Play a match in Match Day Live
Change your Tactics in Team Management during a match
Comment on an EA SPORTS Football Club Activity
Rate an EA SPORTS Football Club Activity
Sign a Loan Player from the EAS FC Catalogue
Share an EA SPORTS Football Club Activity
Beat a 5 Star Legendary CPU AI team with a 3 star or lower team
Playing against the CPU on Legendary, avoid conceding from the 70th on with Park the Bus mentality
Against the CPU on Legendary, score a goal past the 80th using the All Out Attack mentality
Beat the keeper 1 on 1 and score
Unlock a Skill Challenge
Score off the post or cross bar in a match
Assign Player Instructions to a player in a Team Sheet
Create a new Team Sheet
Purchase an EA SPORTS Football Club Catalogue Item
Reach Level 15 or beyond in FIFA 15 in the EA SPORTS Football Club
Score from the ground
Score a goal with a toe poke
Prevent a goal with a sliding goal line clearance