Bodies, glass, and the job you need them for. Specs from the manufacturer, with a source and a date. The live catalog is not filled yet; the sample columns stay Camera A, Camera B, Lens A, and Lens B.
Field
Camera A
Camera B
Sensor
Source · date
Source · date
Source · date
Source · date
Source · date
Source · date
Autofocus
Source · date
Source · date
Drive
Source · date
Source · date
Source · date
Source · date
Video
Source · date
Source · date
Body
Source · date
Source · date
Source · date
Source · date
Source · date
Source · date
System
Source · date
Source · date
Field
Lens A
Lens B
Lenses
Source · date
Source · date
Source · date
Source · date
Source · date
Source · date
Source · date
Source · date
Source · date
Source · date
Source · date
Source · date
Source · date
Source · date
Specs from manufacturer documents, each with a source and a date, then the job those figures have to do.