DxOMark review for the Panasonic Lumix DMC GH1
DxOMark Sensor analysis clearly shows that the new GH1 sensor is different and actually performance has increased dramatically: a 63.6 DxOMark Sensor score for the GH1, versus 53 for the G1, about a 2/3-stop gain (a 1-stop gain is equivalent to 15 DxOMark Sensor points).Compared to other four-thirds sensors, the Panasonic DMC GH1 is the best performer of those currently evaluated in DxOMark Sensor, especially in terms of dynamic range.The GH1 even outperforms a hypothetical four-thirds sensor cut from a (wider) Canon EOS 7D sensor (with the same pixel size). With its 50% larger sensor surface (corresponding