Otherwise, you can get on the Internet plenty of reading material on the subject and afterwards make an informed purchasing decision. A decision on this device and thus for AVCHD, so you get the best picture quality that the consumer sector is feasible today.
Since the format is fairly new, and the manufacturer for some time deliver products that not everyone considers fully mature, you should also be patient with the technique. In this particular case, this means you should invest a few euros in a reasonable editing software. This is certainly there for under 100 - I personally use the CyberLink PowerDirector 7 (69) and am very satisfied.
Of course, one must also remember that it did not make much sense to play videos in HD on a simple PAL TV. That's why I find it ridiculous when some people complain about the "forced migration" to a new and expensive Full HD TV. For a CD you so had to buy a new drive or player.
The only "real" flaw that I have discovered so far is the battery. For my understanding, it can not be that one in a product for about 1000 (so much I paid in the introduction) a battery gets, which holds only 90min under ideal conditions ...