Lewis Hamilton headed a Mercedes one-two in second observe on the season-opening Australian Grand Prix.
Hamilton beat Valtteri Bottas by 0.048 seconds however the two have been 0.8secs away from the 2 Crimson Bulls of Max Verstappen and Pierre Gasly.
Ferrari, who appeared to have the quickest automobile in pre-season testing, have been fourth with Sebastian Vettel.
The suspicion is that the Italian workforce have been hiding their true tempo forward of qualifying on Saturday afternoon.
Vettel was 0.8secs slower than the Mercedes on each brief, qualifying-style runs and longer race-style runs, which is totally contradictory to their kind in testing, when all their rivals felt Ferrari have been forward.
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