what are the differences in the remington 700 BDL, CDL, LV SF, MOUNTAIN LSS, SPS, SPS DM, SPS STAILNESS (which is self explanatory),VLS, SENDERO SF 2, VSF, VS SF2, XCR, XCR RMEF EDITION

. i was wanting to know what was the major differences, and why they have so many versions. basicaly, wondering how mine compares to the rest.