Kenmore Elite 81714 vs Kenmore Elite 21814 comparison definitely makes sense. Based on our rating, Elite 81714 has the overall rating of 7.2 out of 10 versus 8.8 for Elite 21814. Both vacuums have multi-level cleaning system. These canister vacuums are bagged.
A noticeable difference between two models is the size, which is 71.1 x 48.3 x 32.8/28 x 19 x 12.3 (H x W x D) cm/inches for the Elite 81714 and 70.6 x 45.4 x 35.5/27.8 x 17.9 x 14 (H x W x D) cm/inches for the Elite 21814. The weight of the Elite 81714 is 13/28.6 kg/lbs, and for the Elite 21814 it is 13.4/29.6 kg/lbs.