Dpreview reviews the Leica X1 and compares it with the Panasonic GF1.

Dpreview just posted their the Leica X1 review.

They also made some X1 vs GF1 comparisons:

Dynamic Range: http://www.dpreview.com/reviews/LeicaX1/page14.asp

JPEG comparison: http://www.dpreview.com/reviews/LeicaX1/page19.asp

RAW coomparison: http://www.dpreview.com/reviews/LeicaX1/page22.asp

High ISO: http://www.dpreview.com/reviews/LeicaX1/page24.asp

The Leica X1 is available for preorder at amazon ($1,995.00!)

HOT!!! Amazon US has the Panasonic GF1 in Stock…both combos!
1) Panasonic GF1 Camera with 14-45mm LensIn Stock. Ships from and sold by 17th Street Photo! Only three left!

2) Panasonic GF1 Camera with 20mm f/1.7 Lens In Stock. Ships from and sold by Abt Electronics!

3) Panasonic 45mm f/2.8 Aspherical MEGA OIS Lens for Micro Four Thirds Interchangeable Lens Cameras is in Stock via Haystack Electronics for $879.95 + $7.99shipping!