JVC, Panasonic and Canon are also int he game, do a google on:
JVC PD100 (similar to FX/z1's but with interchangable industrial lens mount, 720p
Panasonic AVX200 (interesting cam, hard disc or DVCPROHD format, with altavista variable frame rate, a first on this level of camcorder, 720p)
Canon XL3 (continuing in the XL tradition, but HD, 1080i standard same as sony, there are rumours that the XM3 will also be HDV.