To put it briefly: the battery grip is SUPER !!! because ... ... It gives me a much better, since a firm grip on the heel of your hand on the camera. ... He at Vertical shooting a second shutter button on the veracity site offers me (incl all other important knobs and dial.) - The "bottom" of the BG-E6 is made with a projection which in turn provides a better grip even with vertical shooting. ... It only gives me the option to attach a wrist strap, which incl in the high weight of the 5D MKII. Lens is (unfortunately also because of the extra weight through the battery grip + 2x battery itself) quite fashionable ... He almost twice as much battery power gives me (äääh - the batteries must of course be purchased separately ;-)). The batteries are successively tapped from the camera and forwarded the charge status of the currently active battery correctly to the camera. Whether it is the "real" or non-original batteries. ... It gives me the opportunity "normal" batteries - instead of batteries einzusetzten (if you do not have more than one battery or this has), on longer trips through the Pampa sometimes even a very pleasant factor. ... The original is made in the same material and quality as the camera wobbles and rattles as nothing and the feel is very pleasant. ... The original BG-E6 the same "trigger point" how the camera.
Unfortunately, there are also "ugly" aspects: ... The complete package camera and a high-quality lens is already heavy. With the additional BG and 2x batteries, it is naturally more difficult ;-) I just want to call again to mind, maybe that's exactly what weight may also attracts buying a new tripod and tripod head according to .. ... But the price is compared to the cheaper replicas quite high which is used by the (high!) Materials and workmanship in my opinion, are acceptable. ... What would be mentioned more negative in my eyes, that again a Canon logo is attached to the BG, I find it personally so great but that's probably ... But that was it already with the "ugly" side that I could see for almost 2 months Application ... Conclusion: I think the benefits clearly outweigh the disadvantages over ... Have the purchase or the extra expense not regret