It wasn’t a surprise, but Mercedes were once again at the top of the standings, this time with Lewis Hamilton taking the advantage over teammate Nico Rosberg in their battle for the World Championship.
Mercedes split the first run between the two drivers, Hamilton going out on the soft tyre, with Rosberg on the Medium. The difference in time between them seven tenths of a second.
As the qualifying simulations came in with an hour into the session, Vettel was the first to set a time of the supersoft tyres with a 1:23.2, Red Bull a long way behind – eight tenths slower than the Ferrari. Mercedes were faster, but with a diminished margin over the other. Hamilton leading by a tenth, Rosberg second a couple of tenths ahead of the Ferrari.
Ferrari retained their second best position from the first session, once again with the drivers inverted, Vettel ahead of Raikkonen. Red Bull gained some time, and were the third best team, with many of the times showing a two-by-two formation.
Having been stuck in the lower end of the field for most of the session, Fernando Alonso stopped at the end of the pitlane with a clutch problem, a possible occurrence of their hydraulic problem in the morning. Shortly afterwards he made his way back onto the circuit and leapfrogged to sixth. Which was then made way for the two Red Bull drivers.
Bottas was the leading customer Mercedes driver of the session, with Force India falling down the order, Grosjean in ninth and Button in the second McLaren rounding out the top ten.
After having trouble in the first session, Felipe Massa had a sensor issue in this session, still outside the top ten
Esteban Ocon stopped on the circuit at the approach to the Lesmo, bringing out the Virtual Safety Car. Replays showed that he lost drive out of the previous chicane, losing power.