Internal focusing system Lenses

The Bottom Line: The Canon EF 70-200mm f4 IS USM L lens is a professional grade 70-200mm lens without the size and heft, as well as price, as found in f2.8 versions.

Specs: Canon EF, 1.5 lbs, Telephoto zoom lens, F/4.0

The Bottom Line: Though you pay for the convenience, the Nikon AF-S DX VR 18-200mm f3.5-5.6 G IF ED covers a range that would normally take two lenses, yet remains compact with a solid build.

Specs: Nikon Zoom-Nikkor, 19.8 oz, Zoom lens, F/3.5-5.6

The Bottom Line: A tough, full-featured, well-built medium zoom lens, the Nikon AF-S DX 16-85mm f3.5-5.6 G ED VR's relatively high price tag may nevertheless make you want to consider other options.

Specs: Nikon Zoom-Nikkor, 17.1 oz, Zoom lens, F/3.5-5.6

Specs: Nikon Zoom-Nikkor, 11.8 oz, Telephoto zoom lens, F/4.0-5.6

Specs: Canon EF, 17.6 oz, Wide-angle zoom lens, F/4.0

Specs: Canon, 51.8 oz, Telephoto zoom lens, F/2.8

Specs: Nikon Zoom-Nikkor, 1.2 lbs, Zoom lens, F/3.5-5.6

Specs: Canon EF, 23.6 oz, Zoom lens, F/4.0

Specs: Nikon Zoom-Nikkor, 26.3 oz, Telephoto zoom lens, F/4.5-5.6

Specs: Canon EF, 24.9 oz, Zoom lens, F/4.0