Battle of the giants: Sony 600 GM vs Sony 400-800 G and Sigma 300-600

Fstopers had one of the best time ever testing three very different telephoto lenses for the Sony system: Sony FE 400-800mm f/6.3-8 OSS – Around $3,200 US: BHphoto, Amazon,Adorama EU: Fotokoch, Foto Erhardt, Calumet DE, Wex UK, Sigma 300-600mm f/4 DG DN OS Sports – Around $6,600 US: BHphoto, Amazon, Adorama EU: Fotokoch, Foto Erhardt,… The post Battle of the giants: Sony 600 GM vs Sony 400-800 G and Sigma 300-600 first appeared on sonyalpharumors.

Confirmed: Sony a7 V is employing Dual Gain Output (DGO) to achieve outstanding dynamic range!

Reminder: Sony A7V finally available for preorder on Amazon (click here). “Arrives before Christmas” :) The Sony A7V uses a new class leading sensor and it delivers stunning Dynamic Range at low ISO according to PhotonsToPhotos testing.

Tamron 25-200mm vs Sigma 20-200mm

If you like me are undecided between getting the new Tamron 25-200mm and Sigma 20-200mm lenses than check out these reviews: Tamron 25-200mm – BHphoto, Amazon, Adorama, Fotokoch, Foto Erhardt, Calumet, WexUK.

Sony’s New Firmware 4.0 Update is here for Sony A1II and A9III: “Tracking +”

PMR-TV writes: Sony just raised the bar again for AF performance and accuracy with it’s new firmware updates for the Sony A1II and Sony A9III camera bodies. This new 4. 0 firmware update packs a new level of AI to assist sports and action photographers so they almost never miss a shot.

New Sony 100mm GM reviews

Preorders: Sony 100mm GM macro at BHphoto, Amazon, Adorama, Fotokoch, Fotoerhardt, Calumet, WexUK, Clifton.

The post New Sony 100mm GM reviews first appeared on sonyalpharumors.

New Viltrox 50mm f/1.4 PRO lens reviews

Viltrox 50mm f/1.4 PRO at BHphoto, Amazon, Viltrox, Pergear. Here are new reviews of the new Viltrox lens: The post New Viltrox 50mm f/1.4 PRO lens reviews first appeared on sonyalpharumors.

Tony Northrup says the Sigma 135mm f/1.4 is “The Most Insane Lens I’ve Ever Tested”

Sigma 135mm f/1. 4 preorder links at BHphoto, Adorama, Amazon, Fotokoch, Fotoerhardt, Calumet, WexUK, Clifton. Mr. Bokeh-King Tony Northrup obviously loves it :) The post Tony Northrup says the Sigma 135mm f/1.