OM-D has the Higher Sensor Score Among Micro 4/3 Digital Camera

In accordance with DxOmark, Olympus OM-D has the higher sensor score among the micro 4/3 digital
camera:

                                           Overall Score    Percentage of OM-D (%)
Olympus OM-D                        71                  100
Olympus E-PM1                       52                   73
Panaonic Gx1                           55                   77
Panasonic G5                           61                   86
Panasonic GF5                         50                   70

The Sony NEX-7 has largest sensor (APS-C) has a score of 81.  OM-D is about 88% as good as a NEX-7's sensor. The cheapest micor 4/3 digital camera Olympus E-PM1 is about 73% as good as OM-D.  The measurement criteria can be found here.

 

Related Links and Information

Olympus OM-D E-M5 

Olympus E-PM1

Panasonic GX1

Panasonic Lumix DMC-GF5

Panasonic G5

 

Sensor Benchmark of Sony RX100

DxOMark published sensor benchmark score of Sony Cyber-shot DSC-RX100.

Sony Cyber-shot DSC-RX100 (Click link on the left to see detail)

	RX100	X10	X100	S100	G1 X	Nikon1J1	G3
Overall Score (Raw Total Score)	66	50	73	50	60	56	56
Color Depth	22.6	20.5	22.9	20.7	21.7	21.5	21
Dynamic Range	12.4	11.3	12.4	11.6	10.8	11	10.6
Low-Light ISO	390	245	1001	153	644	372	667

(Source: Digicame-info.com)

In accordance with DxOmark:"With an overall DxOMark Score of 66, the Sony Cyber-shot DSC-RX100 comes in at 54^th place among all cameras tested on DxOMark, and takes first place among conventional digital compacts equipped with a zoom lens. Only the Fujifilm X100 with its APS-C sensor does better." (Source: DoxMark)

Related Links and Information 

Sony RX100 Compact Digital Camera Has 1 Inch Sensor
Fantastic Leica Look 4x digital camera - Fuji X10
Lovely and Small Size Canon S100 large Aperture f/2 Digital Camera
Canon G1x Digital Camera with Larger Sensor than Olympus Micro 4/3 and Compact Camera