Olympus E-420

.10 megapixel (TruePIC III)
.4/3" Live MOS sensor
.Large buffer for 9 RAW files for image series
.AF/AE lock for shooting flexibility
.Eye-level single lens viewfinder
.ISO 100-1600
.Shutter speed range 1/4000-60
.Advanced detection system with Live MOS sensor
.3.5 fps up to card capacity

Olympus E-520

.10 megapixel
.Autofocus Live View
.Built-in image stabiliser
.Lage buffer for 8 RAW files
.Continuos shooting with 3.5fps
.Broad sensitivity range of 100-1600
.AF/AE lock for shooting flexibility
.2.7" LCD monitor
.BLM-1 Li-Ion battery
.Shutter speed range 1/4000-60
.Advanced detection system
with Live MOS sensor

Nikon D700

.12.1 megapixel
.Image sensor cleaning
.ISO 200-6400
.14-bit A/D conversion,12 channel readout
.Ultra fast startup and shutter lag
.Auto focus sensor
.5 frames per second
.3.0" LCD monitor
.Live View
.HDMI HD video out
.Scene Recognition System
.Smaller lighter body

Canon 450D

.12.2 megapixel (DIGIC III Imaging Processor)
.3-layer optical low-pass filter (LPF)
.Better highlight retention and noise reduction
.Manual Sensor Cleaning
.Live View shooting
.3.5 frames per second up to 53 burst JPEG or 6 frames RAW
.Continuous shooting with self timer
.Maximum shutter speed up to 1/4000 sec
.Auto Lighting Optimizer function
.Newly developed Li-ion battery
.3.0" LCD monitor