An attempt at some empirical process which might be of some use ...
This post is to serve as a quick reference as a Razor Blade Sharpness Summary which includes a Razor Blade Sharpness Comparison Chart. To see more in depth how the testing works, check out Razor Bl…
www.refinedshave.com
Personally, my top 20 sharpest goes along the lines of ...
BIC Chrome Platinum < if you want something more than the Nacet
Gillette Nacet Stainless < I'd like to put Gillette Rhino as well, but think it's the same blade
Personna Platinum Chrome < super-sharp and super-smooth
Lord Platinum Class < and Racer/ASCO
Permasharp Super
Silver Star Super Stainless
Super Shave X
Gillette Winner Superior Platinum
Gillette Super Thin (Thai) < not Viet, which seems far less sharp
Wilkinson Sword (Germany)
Gillette 7 O'Clock Super Platinum
Euromax Platinum
Shark Platinum < just a tick below the premium Lord brands
Statum Platinum Chrome
Gillette Super Blue & London Bridge < possibly the same blade
Feather Hi-Stainless
Racer/ASCO Super Stainless
Derby Premium
Gillette 7 O'Clock Permasharp Stainless (Green)
BIC Astor < start and finish the list with BIC, eh?
Top 10 in the list are seethingly sharp, the next 10 are very sharp.