Wide scenes have been a lot easier to frame with the 16-35mm range. I have used it for landscapes, interiors, and city scenes, and being able to pull back or tighten the composition without changing lenses has been convenient. The f/4 aperture has also been perfectly suitable for the kind of daylight and general-purpose photography I use it for.
The lens feels solid in hand without becoming a burden in my camera bag. Zoom and focus rings have a nice, controlled feel, and the barrel has the sturdy construction I expect from Canon's L-series glass. It balances well on my camera and feels reassuringly durable during regular outings.
Focus acquisition has been quick and dependable in my use. I have had no trouble keeping up with moving subjects at a normal pace, while landscape and architectural scenes are easy to set up precisely. The internal stabilization has also been useful when I am shooting handheld at slower shutter speeds, particularly indoors or toward evening.
Sharpness has been consistently pleasing across the frame, and I have noticed good detail retention when photographing scenery with plenty of fine textures. Distortion is also well controlled for a lens covering such a broad range, which has made it useful for buildings and rooms where straight lines matter.
Having a versatile wide-angle zoom available has changed how I approach trips and casual photography. I can leave several specialized lenses at home and still cover a lot of situations, while the build quality gives me confidence that it will hold up to regular use. It has become one of those lenses I reach for whenever I expect varied scenery or limited space.