There are two fewer helmets on the grid this year but no shortage of designs with Sebastian Vettel changing his every five minutes. Here’s what each driver is wearing.
Which driver will come out on top in each of the teams this year? Compare them all and pick who will get the better of their team mates.
Marussia have produced a car using a wind tunnel for the first time and have KERS too but had to make compromises on their driver line-up.
Caterham’s attempt to finally score their first points in F1 will not be made easier by the loss of their two experienced drivers from 2012.
Toro Rosso have set the bar high for Red Bull hopefuls Jean-Eric Vergne and Daniel Ricciardo, aiming to move up three places in the constructors’ championship.
Williams made an overdue return to winning ways last year but it could have been better – and needs to be this year.
Force India led almost half of the last Grand Prix but a winter spent dithering over drivers was not the ideal preparation for their sixth F1 season.
Sauber enjoyed is best season as an independent squad last year. But a welcome change of livery is only the most superficial change at the team this year.
How Lewis Hamilton will fare in his first year with Mercedes is the subject of considerable attention but the team’s focus is on preparing for the new 2014 engine rules.
Lotus are aiming for a top three place in this year’s championship. Raikkonen should be sharper in year two of his comeback but can Grosjean cut out the crashes?
Having lost Lewis Hamilton to Mercedes, McLaren have produced a more aggressive car for 2013 than their rivals but may start the season on the back foot.
Make your predictions for the season ahead by answering these 20 questions – and at the end of the year we’ll see how many we got right.
The loss of some of the sport’s longest-serving drivers means the combined experience of the F1 field is at a nine-year low, with five rookies on the 2013 grid.
Ferrari are playing catch-up with their wind tunnel and simulator but still believe they can compete for the championship this year.
Did Red Bull lose their way in the off-season, or were they quietly preparing for the development race ahead while giving nothing away?
With Lewis Hamilton’s big move to Mercedes and five new drivers arriving, the F1 field has had a shake-up this year. But who has the best squad?
Which of the three new F1 drivers for 2013 was allowed to race in F3 despite being under-age? And whose sponsor’s slogan is “The Joy of Welding”? Find out here.