Main
Model
Price
Advantages
launch
Announced
Body type
Camera subcategory
Sensor
Effective pixels
Max resolution
Sensor size
Sensor type
Processor
Image ratio w:h
Other resolutions
Sensor photo detectors
Image
ISO
White balance presets
Custom white balance
Image stabilization
Uncompressed format
Boosted ISO (maximum)
JPEG quality levels
Photography features
Minimum shutter speed
Maximum shutter speed
Aperture priority
Shutter priority
Manual exposure mode
Subject / scene modes
Built-in flash
External flash
Flash modes
Continuous drive
Self-timer
Metering modes
Exposure compensation
AE Bracketing
WB Bracketing
Flash range
Screen / viewfinder
Articulated LCD
Screen size
Screen dots
Touch screen
Screen type
Live view
Viewfinder type
Videography features
Resolutions
File Format
Microphone
Speaker
Optics & Focus
Focal length (equiv.)
Optical zoom
Maximum aperture
Autofocus
Digital zoom
Manual focus
Macro focus range
Number of focus points
Normal focus range
Physical
Weight (inc. batteries)
Dimensions
Environmentally sealed
Battery
Battery details
Battery Life (CIPA)
Storage
Storage types
Storage included
Connectivity
USB
HDMI
Wireless
Remote control
Other features
Orientation sensor
Timelapse recording
GPS
Samples
Videos
Summary
The Cyber-shot DSC-RX100 highest resolution of 5472 x 3648 pixels (20 megapixels) is better than the Panasonic Lumix DMC-LX7 maximum resolution of 3648 x 2736 pixels (10 megapixels). The Cyber-shot DSC-RX100 is produced with larger sensor than the Panasonic Lumix DMC-LX7: 1 (13.2 x 8.8 mm) versus 1/1.7' (7.44 x 5.58 mm). This is the most important specification of this model as large sensor allows the photographer to shoot photos of the better quality. The Cyber-shot DSC-RX100 offers a wider ISO range of 100-25600 than 100-6400 ISO range of the Panasonic Lumix DMC-LX7. Such ISO numbers let you to shoot good quality photos in dim light situations. The Cyber-shot DSC-RX100 offers more number of white balance presets - 9. This option gives the photographer more control over colour. The Cyber-shot DSC-RX100 has more powerful 14x digital zoom. The Lumix DMC-LX7 has more powerful 3x optical zoom. The Cyber-shot DSC-RX100 provides more number of focus points than the Panasonic Lumix DMC-LX7: 25 vs 23. More number of focus points means less risk of losing focus lock during following a moving subject.
The Cyber-shot DSC-RX100 display is better as it has more number of screen dots 1,228,800 in compare to 920,000 dots of the Panasonic Lumix DMC-LX7 display. The higher dot count display is better for reviewing pictures on your camera. The Panasonic Lumix DMC-LX7 provides better minimum (60 seconds) and highest (1/4000 second) shutter speeds.
The Lumix DMC-LX7 supports external flash. It provides superior control over the exposure and lighting of the subject in dim light and in bright light situations where the photographer needs to fill-flash. The Cyber-shot DSC-RX100 weighs 240g that is 58g less than the weight of the Lumix DMC-LX7.
Considering the above differences the Sony Cyber-shot DSC-RX100 will become the best buy. Check the list of the best offers on Amazon.