Ferrari and Mercedes engines dominated by full-time and had the best consistency over the four days of activities.
Felipe Massa set top fastest lap-time on the final day of Jerez testing; the Brazilian set a 1:28.229 on dry condition.
The Brazilian, who has switched from the Italian outfit, he put quickest time ahead of former team-mate Fernando Alonso by nine tenths of a second.
Force India reserve driver Daniel Juncadella set third fastest ahead of McLaren rookie Kevin Magnussen. Kevin completed 110 laps in the McLaren MP4-29 to add to the 52 he managed on Thursday.
Consistency was again a big problem for teams Red Bull and Toro Rosso so close walking and conclude one week highly worrying.
Mercedes F1 team made another productive day, Nico Rosberg successively done more than 90 laps in the morning. Following, unlike Lewis Hamilton plans also provide an opportunity this afternoon, who was the first test day crashed and a lot of lost time in the Jerez.