Range from the cheapest fitting of a smart camera doorbell £31 (Atlas Electrical based in RM11) to the dearest fitting of a smart doorbell £151 (SRG-Sergio based in rm5).
Comparing electricians estimates for fitting a smart Ring style doorbell 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 fit a smart WiFi doorbell in RM1 by posting a job with HaMuch and we will send it to electricians in RM1.