^ yep they are.
Get the G&G top tech m4 gen 2
then spend £50 roughly on eye gear, try Bolle, ESS advance v12 and heroshark half face masks, if you tell him what eye wear you will wear he will custom fit them to that eyewear, and can also fit them to your face perfectly.
Buy some extra mags, boots (£40) and some standard issue kit at your local surplus store
Go and skirmish and have some fun, also If you want you can buy a good chest rig and other bits and pieces, perhaps a sight or a foregrip, and look at the TMC/EMERSON JPC, they are relatively cheap and with a few pouches of some kind will be really good for skirmishing with
hope that helps