https://marco.org/2008/12/28/this-is-not-a-good-camera-if-small-and-light-are
This is not a good camera if “small and light” are particularly important goals for you.
Left: 5D Mark II, battery, and charger with 16-35mm f/2.8 L.
Right: Rebel XTi, battery, and charger with EF-S 10-22mm (same effective range) f/3.5-4.5.