I chose the Sony one, but only because I've had good experiences with Sony optical drives as of late. Perhaps you can post links to each item listed above, so that it's easier for people to make comparisons?
The LG drives have bootup issues with motherboards in AHCI. I run two WD Velociraptors on RAID 0 and my board defaults to AHCI. When in put in an LG drive...boot up would stick on recognizing the LG Blue Ray drive (BH08LS20). Not only that, but others seem to have issues that after having the drive in for a while...Bios no longer recognizes those drives. I sent my LG packing and ordered the Pioneer BDR-205. Read the review at the bottom of the product page...well done and documents how good this drive is: