Here is the full list of all 49 F1 2018 achievements worth 1,000 gamerscore. It takes around 40-50 hours to unlock all of the achievements on Xbox One.
Obtained a gold medal in a championship
Won a 25% + distance race against 'Ultimate' AI opponents
With manual gears enabled raced a car with a non sequential gearbox
Completed a race in a classic Lotus at the Circuit of the Americas
Lost an upgrade due to a regulation change
Won the Formula 1 Constructors' Championship
Completed a Full Season of 21 Races in Career or Championships Mode
Achieved a perfect result in a Practice Programme in wet weather
Finished on the podium after being eliminated in Q1
Completed a race using four different tyre compounds
Finished a race with a fully depleted battery
Won the Spanish Grand Prix with Kimi Räikkönen
Set a valid Time Trial lap with a set up taken from a rival ghost
Won the Drivers' Championship at USA, or earlier
Won the Formula 1 Drivers' Championship
Earned maximum Resource Points during Practice
Obtained an upgrade at a reduced cost due to good morale
Received a promotion to first driver
Negotiated a new contract
Completed any race with all assists disabled
Accepted a contract with Renault, Haas, McLaren or Force India
Accepted a contract with Ferrari, Mercedes or Red Bull
Won a total of 4 Online Races
Obtained a rank of 11 Online
Used the Multi Function Display to adjust your set-up while on track
Obtained a Safety Rating of 'A' in Multiplayer
Completed a race at every short track
Obtained a Skill Rating in Multiplayer
Finished on the podium at Singapore in Fernando Alonso's McLaren
Achieved a reaction time of less than 0.16 Seconds off the grid with race starts set to manual
Completed a lap at Hockenheim
Finished in the points at Le Castellet in a Renault
Politely asked your Race Engineer to stop talking to you out on track
Entered Photo Mode
Set the fastest time in all 3 Practice sessions, took pole position and won the Grand Prix
Took your first win in any full season
Achieved a podium finish in any game mode
Took pole position
Completed a valid qualifying lap using the Hotlap ERS deployment mode
Used a Flashback
Completed your first Practice Programme
Accepted a contract with Toro Rosso, Williams or Sauber
Set a clean lap in any Time Trial
Apply all vehicle upgrades from one department
Finish a race with a missing gear
Generate enough energy through ERS to power a light bulb for a year
Obtain a rank of 25 Online
Obtain 41 podium finishes in Career Mode
Complete a Race in an Online Championship