Which one is more suitable for family travel, Panasonic DMC-LX3 or DMC-TZ20?

DMC-LX3 equivalent 35mm focal length: 24-60mm, sensor size: (1/1.63)

DMC-TZ20 equivalent 35mm focal length: 24-384mm sensor size: (1 /2.33)

As can be roughly seen from the above, DMC-LX3 is a professional model and pays more attention to image quality.

DMC-TZ20 is a consumer model and is more practical for shooting everywhere. .

So, if you want to use it for family travel, of course it is DMC-TZ20.