Contrary to the boxing-ring where heavyweights rule the roost, in the world of gizmos, it’s the tiniest and the lightest that win. Taking a leaf out of this Panasonic, who have announced the World's Smallest 3CCD Full HD Camcorder with their HDC-SD5. Housed in a 2.6 x 2.6 x 5.3-inch body, it weighs only 0.75-pounds. The specs include 1,920 x 1,080 30fps recording on SD or SDHC cards, upgraded image stabilization system and Leica Dicomar lenses.

The HDC-SD5 from Panasonic will be out this September, for $999.95.
Source

The complete specs:
Signal system 1080 lines, 60 fields Weight (w/o Battery) 0.75 lb Dimensions (W x H x D) 2.6 x 2.6 x 5.3 inch
Image sensor
1/6-inch CCD image sensor
Total pixels: 560 k x 3
Effective pixels
Motion Picture: 520 k x 3(16:9)
Still Picture: 520 k x 3 (16:9)
Lens
Auto iris, 10x power zoom
F 1.8 to 2.8 (f = 3.0 to 30.0mm)
35mm equivalent
Motion picture: 42.9 to 429 mm (16:9)
Still picture: 42.9 to 429 mm (16:9)
Filter diameter 37 mm
Zoom 10x optical zoom, 25/700x digital zoom
Monitor 2.7'' wide LCD monitor (approx. 300 k pixels)
Microphone Stereo Zoom Microphone
Speaker Dynamic type
White balance adjustment Auto / White Set / Outdoor / Indoor (with IR sensor)
Standard illumination 1,400 lux
Minimum required illumination 5 lux (1/30 low light mode) (1 lux in Magic pix mode)
High-speed shutter 1/30 - 1/8000 (Motion Picture), 1/30-1/8000 (Still Picture)
Recording media SD Memory Card, SDHC Memory Card
USB Card reader / writer function ( No copyright protection support)
High-Speed USB (USB2.0) (miniAB)
Pict Bridge-compliant
Flash Available flash range: approx. 1m to 2.5m
Standard accessories AC Adaptor, Battery Pack, IR Remote Controller, USB Cable,
component Cable, AV-Cable, CD-ROM (HD Writer Ver 2.0)

Motion pictures
Compression MPEG4-AVC/H.264 (AVCHD standard compliant)
Transfer rate HG: approx. 13 Mbps (CBR)/ HN: approx. 9 Mbps (VBR)/
HE: approx. 6 Mbps (VBR)
Picture size HG: 1920 x 1080, HN/HE: 1440 x 1080
Audio compression Dolby Digital (Dolby AC3)/ 2ch

Still pictures
Compression JPEG (DCF/Exif2.2 compliant)
Picture size 1920 x 1080 / 2.1MEGA (16:9)
HE: approx. 6