Trucks and SUVs logged the strongest resale value during July in a month that saw lighter depreciation of 1.3 percent for 2010-2014 model year vehicles, according to Black Book.

Meanwhile, domestic cars depreciated 2.1 percent, while import cars fell 1.7 percent. Domestic trucks fell 0.6 percent and import trucks declined 1.3 percent. Black Book expects a 14.5-percent overall depreciation for 2015, which would be an improvement from pre-recession levels of between 15 and 18 percent.

Trucks held the seven top slots among vehicle categories for retention. Full-size SUVs led the way with a flat depreciation level ($26,166), followed by full-size pickups (down 0.1 percent to $24,286) and compact SUVs (down 0.3 percent to $25,844). Three categories fell 0.7 percent, including compact pickups ($19,344), mid-size pickups ($17,081), and mid-size SUVs ($22,168).

Luxury cars recorded the best retention among cars with a 0.8-percent decline to $24,736.

Cargo minivans showed the highest depreciation, falling 3.1 percent to $8,502. They were followed by full-size cars, which fell 2.5 percent to $12,907.