Interesting. I just compared KBB to NADA for my high mileage, good-excellent condition 1999 Outback:
NADA Tradein -$6350 Retail - 8225
KBB Tradein - 5090-5650 (good-excellent condn) Retail - 9860
It appears that KBB is significantly more favorable to the dealer. Good to know...
-LK