As in title. If you haven't tried them all, please participate with the ones you have used. Don't worry about being "right" or scientific - I'm interested in subjective opinions. Feel free to slot in your own benchmark blades too, if that makes sense.
In no particular order:
Astra SP
Lord Platinum
Shark Super Chrome
Derby Premium
Dorco ST300/ST301
Sharp Titanium
Gillette Wilkinson Sword (India)
Treet Platinum
In no particular order:
Astra SP
Lord Platinum
Shark Super Chrome
Derby Premium
Dorco ST300/ST301
Sharp Titanium
Gillette Wilkinson Sword (India)
Treet Platinum