The Chevrolet Equinox LS and the GMC Terrain SLE 2WD are the trims with the cheapest rates for each model in our comparison.For the 2023 model year Chevrolet Equinox, car insurance prices cost from $1,564 to $1,688 per year, while car insurance for a 2023 GMC Terrain ranges from $1,530 to $1,674, depending on the exact model being insured.With 47 models in the 2023 small SUV segment, the Chevrolet Equinox ranks 22 nd and the GMC Terrain ranks 19 th for cheapest car insurance cost.For 2023 models, a GMC Terrain is cheaper to insure than a Chevrolet Equinox by an average of $22 per year.