The phrase "difference in design" refers to a contrast or variation in the way something is planned, created, or organized.
Sentences with «difference in design»
The court of appeal found no error in the trial judge's conclusion that an «informed user» would find significant differences in the designs of the two machines. (slaw.ca)
It's obvious there is a big difference in design between the two - but looks aren't everything. (pocket-lint.com)
There is a big difference in the design process when you are working with a limited budget. (designpostinteriors.com)