Vettel dominates early practice in Hungary as Mercedes feel the heat
July 26, 2013 -- Updated 1937 GMT (0337 HKT)
Sebastian Vettel in his Red Bull leads the Force India of Adrian Sutil in practice for the Hungarian Grand Prix.
- Sebastian Vettel fastest in both practice sessions for Hungary GP
- Tops Friday's morning and afternoon runs in his Red Bull
- Teammate Mark Webber second fastest
- Mercedes pair Lewis Hamilton and Nico Rosberg off the pace
(CNN) -- Triple world champion Sebastian Vettel led a Red Bull one-two in practice for the Hungarian Grand Prix Friday as Mercedes struggled with new tires and the blistering heat in Budapest.
Vettel was fastest on Pirelli's soft offering in the morning and repeated the trick in the afternoon on mediums with teammate Mark Webber just behind.
Mercedes pair Lewis Hamilton and Nico Rosberg have dominated practice and qualifying in recent races, but were off the pace this time in sixth and seventh place respectively in the afternoon runs.
The team had been excluded from last week's tire testing at Silverstone and have catching up to do admitted Rosberg.
Engines on, Formula 1 returns!
Who is the greatest F1 driver ever?
Read: F1 could return to Red Bull's home country
"We know it's quite challenging for our car in these hot conditions," he told the official F1 website.
"Some of the other teams look quick here, so we have more work to do," added the German.
Hamilton, a three-time winner at Hungaroring, was more upbeat. "We can generally pull out a bit more in qualifying so let's see how tomorrow goes."
Vettel is seeking his first win in Hungary to follow a maiden triumph in Germany in the previous round and all the omens look good for the German star.
"It's nice when you feel in control of the car and you can play around. I think the car suits the track.
Read: Red Bull fined after cameraman hit by tire
"There is still a bit of work to do, but we need to make sure we get everything out of the car tomorrow," he added.
Webber, who will retire at the end of the season, was just 0.044 seconds adrift of his teammate with Romain Grosjean third fastest for Lotus.
Two-time champion Fernando Alonso and his Ferrari teammate Felipe Massa, who sustained life threatening head injuries in a freak accident at the circuit in 2009, were fourth and fifth quickest.
Kimi Raikkonen made contact with the McLaren of fellow ex-world champion Jenson Button during the session and finished eighth fastest.
Read: Massa has emergency surgery after freak accident
Button finished just behind him, a boost for his struggling team with the Force Indias of Adrian Sutil, taking part in his 100th grand prix, and Paul di Resta next.
Saturday will see final qualifying with track temperatures expected to remain over 40 degrees Celsuis for Sunday's race proper.
Part of complete coverage on
Track the buzz of the 2014 Formula One season, race by race, with all the latest social reaction from motorsport experts.
He's the best of the rest -- Daniel Ricciardo has been Formula One's surprise package in the first half of the 2014 season.
July 24, 2014 -- Updated 1135 GMT (1935 HKT)
Formula One is not likely to go hungry in Hungary as master chefs cater in volume for drivers, teams and VIP guests.
July 3, 2014 -- Updated 1443 GMT (2243 HKT)
It's the elephant in the room of Formula One. What's the prognosis legendary driver Michael Schumacher?
May 23, 2014 -- Updated 2310 GMT (0710 HKT)
It stimulates all five senses, creating an unparalleled experience for drivers and fans alike. Take a tour of Monaco with Mark Webber.
May 22, 2014 -- Updated 1233 GMT (2033 HKT)
To be a champion you must win a title -- but to become an F1 legend you must win races at Monaco, the calendar's most testing circuit.
May 21, 2014 -- Updated 1459 GMT (2259 HKT)
Caterham F1 reserve driver Alexander Rossi takes you on a tour of the Monaco racing circuit.
May 5, 2014 -- Updated 1238 GMT (2038 HKT)
The Formula One driver transcended his sport and even 20 years after his death, Ayrton Senna commands the adoration of fans worldwide.
May 1, 2014 -- Updated 1500 GMT (2300 HKT)
F1's greatest racer was killed during the San Marino Grand Prix on May 1 1994. The sport hasn't been the same since.
April 30, 2014 -- Updated 1516 GMT (2316 HKT)
Just four F1 drivers turned up to Roland Ratzenberger's funeral after his death during qualifying for the San Marino Grand Prix on April 30 1994.
April 25, 2014 -- Updated 1156 GMT (1956 HKT)
For a championship with a distinctly Iberian streak, it is no surprise that South America should be high on MotoGP's list of territories to conquer.
April 18, 2014 -- Updated 1113 GMT (1913 HKT)
Too weak. Can't handle the pressure. Susie Wolff has heard it all -- but she is determined to become the first female F1 driver in 20 years.
Today's five most popular stories