I like both the 960 and V90, the early 960 has the best cams, locker diff but the V90 feels more refined with its IRS suspension.
You mention your little one getting older and passenger air bags. Air bags are a killer for children under 12(ish) so if children use the front seats make sure the air bag is turned off
https://www.healthychildren.org/Engl...ag-Safety.aspx