Range from the cheapest Downlights installation £170 (Doncaster Electrics- Pat Testing based in DN5) to the dearest Downlights installation £390 (GES Mechanical & Electrical Ltd based in DN5).
Comparing electricians estimates for Downlights installation 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 for installing downlights by posting a job to electricians in DN12.