Pentax -F 28-80mm f/3.5-4.5 vs Tamron 18-270mm f/3.5-6.3 Di II PZD

Both are Pentax K lenses. Here is what actually differs.

Pentax

Pick the Pentax -F 28-80mm f/3.5-4.5 if

Our spec data shows no clear advantage for this lens.

Pick the Tamron 18-270mm f/3.5-6.3 Di II PZD if

You want a wider view: 18mm vs 28mm at the wide end
You need more reach: 270mm vs 80mm at the long end

Spec differences

8 differences

Specifications that differ between the Pentax -F 28-80mm f/3.5-4.5 and the Tamron 18-270mm f/3.5-6.3 Di II PZD
	Pentax -F 28-80mm f/3.5-4.5	Tamron 18-270mm f/3.5-6.3 Di II PZD
Brand	Pentax	Tamron
Type	Zoom	Superzoom
Format	Full frame	not listed
Focal length	28-80mm	18-270mm
Filter thread	58 mm	not listed
Min focus distance	0.4 m	not listed
Optical design	12 elements / 9 groups	not listed
Image stabilization	No	not listed

2 identical specs hidden: mount, max aperture. Show all

Mount: Pentax K both
Max aperture: f/3.5 both

Our notes

Pentax -F 28-80mm f/3.5-4.5

A 28-80mm f/3.5-4.5 standard zoom lens, the Pentax -F 28-80mm f/3.5-4.5 is designed for Pentax K mount bodies. The range covers everything from wide scenes to portraits, so it works as a general-purpose lens.

Our notes

Tamron 18-270mm f/3.5-6.3 Di II PZD

A 18-270mm f/3.5-6.3 APS-C superzoom lens, the Tamron 18-270mm f/3.5-6.3 Di II PZD is designed for Pentax K mount bodies, with quiet motor-driven autofocus. A high-ratio travel zoom covering wide-angle to telephoto in one lens.