All three brands contributed to the worldwide sales total of 219,411 vehicles, with increases of 4.6% for Renault, 19.1% for Dacia and 4.5% for Renault Samsung Motors.
Sales for the year to October were down 0.1% compared to the same period in 2006.
In Europe, group sales totaled 143,058 units in October, down 1.6% with a market share of 9.5%.
Renault said almost 20,000 orders have been taken for new Laguna since its simultaneous launch in 15 European countries.
Dacia posted a strong sales increase of 79.4%, confirming the success of the Logan saloon and Logan MCV.
Outside of Europe, group sales remain on a growth path with an increase of 23.2%.