Range from the cheapest Need EICR Landlord Certificate £120 (East London Gas based in E3) to the dearest Need EICR Landlord Certificate £150 (Koko Electrical Limited based in EN5).
Comparing electricians estimates for completing an EICR test in your home 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 by posting your job to electricians in E1

"EICR test domestic 5 years"
E1
"EICR test for one bedroom flat (no gas supply, no outbildings)"
SE16