Perez, who started eighth on the grid, finished ninth after being passed by Kevin Magnussen towards the end of the 56-lap race.
Lewis Hamilton extended his lead at the top of the overall Formula standings with an unchallenged drive to victory in Sunday's Belgian Grand Prix. The Briton, who started from pole and led every lap, crossed the line 8.4 seconds ahead of team mate Valtteri Bottas who gave Mercedes a one-two finish.
Fernando Alonso indicated his Formula One future was in his own hands despite Red Bull announcing on Saturday that four time world champion Sebastian Vettel was leaving to join Ferrari.
Formula One world champion Lewis Hamilton took pole for Mercedes at the season-opening Australian Grand Prix.
The blue and papaya orange MCL34 car was unveiled by 34 team employees at the former champions' Woking headquarters before Sainz and 19-year-old British rookie team mate Lando Norris stepped up to admire it.
Sahara Force India continued to struggle as Adrian Sutil will start Singapore's Singapore Grand Prix from 15th position on the grid and Paul di Resta from 17th.
Formula One rookie George Russell's earliest motorsport memory is of pedalling a toy tractor around Britain's go-kart paddocks.
Kimi Raikkonen will not drive for Formula One champions Red Bull next season after talks broke down, his manager said.
Summary of sports events and persons who made news on Monday
Mercedes driver Lewis Hamilton will start the Chinese Formula One Grand Prix from pole position after setting the fastest time in qualifying on Saturday.
Hamilton is seven points clear of Finnish team mate Valtteri Bottas after five of the 21 races.
Sergio Perez shook off the gear-box change penalty to claim his and Sahara Force India's second podium place of the season with a third-place finish at the European Grand Prix while Nico Hulkenberg took the ninth spot, in Baku, on Sunday.
Mercedes's brilliant pitstop strategy spoiled the game for Max Verstappen in Hungarian Grand Prix, says Rediff's F1 columnist Raja Sen.
Red Bull's Dutch 20-year-old Max Verstappen took the chequered flag in second place with Kimi Raikkonen completing the podium for Ferrari and Australian Daniel Ricciardo finishing fourth for Red Bull.
The French Formula One Grand Prix will return in 2018 after a 10-year absence with the race scheduled to take place at the Circuit Paul Ricard in southern France, regional politician Christian Estrosi said.
Ferrari title rival Sebastian Vettel qualified only ninth.
The 31-year-old German fell 30 points behind race-winner Hamilton after a collision with the Briton left him struggling to finish fourth in Monza last time out, one of several races where Vettel has frittered away a position of authority.
Lewis Hamilton won the Monaco Grand Prix for Mercedes on Sunday, nursing his car's worn tyres to the finish in a nail-biting victory worthy of the team's late great Niki Lauda.
A summary of sports events and persons who made news on Thursday
Hamilton has won half of the season's 20 races so far, propelling his team to an unprecedented sixth successive title double, but Brazil was a disappointing weekend with Valtteri Bottas retiring.
Daniel Ricciardo kept calm and carried on to win a tense Monaco Grand Prix for Red Bull on Sunday after power unit problems threatened to wreck his hopes of victory in Formula One's showcase race.
After pipping Ferrari's Sebastian Vettel with a lap of one minute 23.599 seconds in the first practice, the Briton shaved almost a second in FP2, his quickest lap clocked at 1:22.60.
Lewis Hamilton won in Sunday's Azerbaijan Grand Prix ahead of Kimi Raikkonen and took championship lead.
The race has been won from pole eight times out of 11 editions.
Team by team analysis of Sunday's Russian Grand Prix (listed in championship order):
A glaring error by Ferrari denied Charles Leclerc the chance to shine at home, with the 21-year-old failing to make it through the first phase and qualifying only 16th after going fastest in final practice.
Vettel, 17 points behind Hamilton after a commanding win in Belgium last Sunday, has previously triumphed at Monza with Toro Rosso and Red Bull and will fancy his chances of the hat-trick at the super-fast track outside Milan.
Dutch teenager Max Verstappen says he has learned from his Monaco Grand Prix crash, with the first lesson being to stay away from walls and barriers.
Rosberg and triple world champion Lewis Hamilton shared testing duties on Tuesday, with the Briton taking over in the afternoon for a race simulation. Together, they did 169 laps without a hitch
Formula One world champion Lewis Hamilton took pole position for the French Grand Prix on Saturday with Mercedes team mate Valtteri Bottas alongside him on the front row.
The German secured his first pole since Spain in May when the red flags came out with 36 seconds remaining, leaving team mate and championship leader Lewis Hamilton no chance of claiming a 12th pole in 14 races.
Despite starting from the back of the grid, Nico Hulkenberg and Sergio Perez collected seven points for Sahara Force India from the season-opening Australian Grand Prix, in Melbourne on Sunday.
The win was the third of the Finn's career and season, denying Hamilton a 10th of the campaign.
Sebastian Vettel may need to rely on a stroke of luck at the Japanese Grand Prix on Sunday if the German wants to keep alive his diminishing hopes of claiming a fifth Formula One title.
Nico Rosberg led from pole to flag to win the Singapore Grand Prix on Sunday and celebrate his 200th Formula One race by retaking the championship lead from Mercedes team mate Lewis Hamilton. After a chaotic start that brought out a safety car on the opening lap, Rosberg stayed clear of a late charging Daniel Ricciardo in a Red Bull at the Marina Bay Street Circuit as Hamilton completed the podium in third place.
Lewis Hamilton has hailed Max Verstappen's stunning success in Formula One and called on those criticising the Dutch teenager's driving to keep a sense of perspective.
Sebastian Vettel trimmed Lewis Hamilton's Formula One lead to 17 points with eight races remaining.
Lewis Hamilton of Mercedes stormed to pole position with a scorching lap in qualifying for the Malaysian Grand Prix as title rival Sebastian Vettel was left stranded in the garage and will start dead last.
Triple Formula One world champion Lewis Hamilton won the Austrian Grand Prix on Sunday after a last-lap collision with Mercedes teammate Nico Rosberg as they fought for the lead.
Austin is a favourite track for the 34-year-old Mercedes driver and he will also be fancied to round up his Texan win tally to six on Sunday.