Cameraholic Digest: 5DMk3, D800, E-M5, K01, X-Pro1, etc

Time for another edition of the Cameraholic Digest! If you missed previous updates, check the Cameraholic archives... Completed lens reviews, as usual, are posted at the dedicated Lens Reviews mini site... In order to keep the size of the front page manageable, we only keep the most recent "Cameraholic" edition fully-expanded...

Canon
+ 5DMk3 real-world samples at dpreview
+ 5DMk3 vs 5DMk2 ISO comparison (standard test scene) at Camera Labs
+ 5DMk3 JPEG samples at Camera Labs (full-size thru flickr)
+ 5DMk3 vs 5DMk2 video comparison at Camera Labs
+ the 5DMk3 w/24-105 is in-stock at various retailers for $4300, while the body only remains in pre-order for new buyers - check the frequently updated 5DMk3 stock status page for the latest updates. Meanwhile some of the earliest pre-orders have began shipping.

Nikon
+ D800 very detailed first impressions by Ming Thein along with Daylight shooting report (via & discussion at dpreview forums)
+ D800 evaluated at Dxomark - check our earlier meta coverage
+ D800 real-world JPEG and RAW samples at Focus Numerique
+ D800 Lungshan Temple video (Vimeo) with 14-42/2.8 and Zeiss 50/80/1.4 ZF lenses via & video analysis at EOS HD
+ UK photographers face D4 and D800 price increase due to "error" says PixiQ
+ D800 remains in pre-order status. For future updates, check the frequently updated D800 stock status page

Olympus
+ E-M5 image stabilization testing at DSLR Magazine (computer-translated)
+ E-M5 vs Panasonic GH2 vs Sony A55 vs E-Pen E-P3 at Four Thirds User (in JPEG and RAW)
+ E-M5 remains in pre-order status

Fuji
+ X-Pro1 review at the remodeled Photo Review
+ X-Pro1 impressions at Ceder Photography (via @Fujiguys)
+ availability wise, the X-Pro/XFs are in pre-order status

Pentax
+ K-01 review at ephotozine
+ the black body only and all three colors of the K-01 with 40mm XS kits are in-stock

Panasonic
+ GH2 vs E-M5 vs A55 vs E-P3 at Four Thirds User (in JPEG and RAW)
+ FZ47/FZ48 superzoom review at Imaging Resource

Sensors
+ Day #3 of Image Sensors 2012 at Harvest Imaging (via ISW)

Reference Material
+ list of new cameras in 2012
+ 2012 Trade Show Calendar
+ completed lens reviews
+ completed camera reviews (serious/advanced/interesting cameras only)
+ latest Camera Deals, specials, promotions and in-stock alerts
+ dedicated mini-site for Pre-Orders and Stock-Status