I'm assuming you have 205/60r15's on your Contour. The 195/65r15's are closer in size to your tires, than they are to the 205/65's on the Camry. But yes, you can swap them either way. The speedo error will be about 2% on the Camry, 1% on your Tour.
96LX/24V/ATX/Midnight Red/A4 repeaters/SVT exhaust/KKM/65mm throttlebody/SVTsprings and ST200 struts/SE rockers and BAT spoiler/BAT 19mm swaybar/urethane bushings/Kenwood 7 speaker syst./E1 SVT brakes w Powerslot rotors/9005 lowbeams/885 fogs/50% tint/Michelin XM+S 130's for winter/E1's with gForces for summer...and now "New Paint!!"
87 Renault GTA convertible/2.0l/mtx/Sony sound/otherwise stock
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