Range from the cheapest installation of smart lighting £54 (Builder based in DA14) to the dearest installation of smart lighting £154 (Scott Kyte based in DA7).
Comparing electricians estimates for upgrading to smart lighting gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
What to do - Get rates and quotes to install smart lighting in DA5 by posting a job with HaMuch and we will send it to electricians in DA5.