E-P2 versus E-PL1

PREORDERS:
Preorder the E-PL1 at amazon.com

E-PL1 advantages over E-P2:

• Dedicated REC button
• Magnified live view button
• Up to 14x magnification
• Lighter low-pass filter
• Built-in flash

E-P2 advantages over E-PL1:

• Two control dials
• More direct-access buttons (including ISO and white balance)
• Superior image stabilization system
• AE/AF lock button
• Orientation sensor
• Larger LCD
• More substantial construction
• 1/180 sec flash sync speed (rather than 1/160)
• Maximum shutter speed of 1/4000 sec (rather than 1/2000)
• Virtual level display
• Built-in stereo mics/speakers
• Optional wireless remote

source: http://www.dpreview.com/previews/olympusepl1/page3.asp