Sigma 24-105mm f/4 DG OS HSM Art vs Tamron SP 70-300mm f/4-5.6 Di VC USD

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

Sigma

Pick the Sigma 24-105mm f/4 DG OS HSM Art if

You want a wider view: 24mm vs 70mm at the wide end
You shoot close-ups: it focuses down to 0.45 m vs 1.5 m

Pick the Tamron SP 70-300mm f/4-5.6 Di VC USD if

You need more reach: 300mm vs 105mm at the long end

Spec differences

13 differences

Specifications that differ between the Sigma 24-105mm f/4 DG OS HSM Art and the Tamron SP 70-300mm f/4-5.6 Di VC USD
	Sigma 24-105mm f/4 DG OS HSM Art	Tamron SP 70-300mm f/4-5.6 Di VC USD
Brand	Sigma	Tamron
Type	Zoom	Telephoto Zoom
Format	Full frame	not listed
Focal length	24-105mm	70-300mm
Weight	885 g	not listed
Length	109.4 mm	not listed
Diameter	88.6 mm	not listed
Filter thread	82 mm	62 mm
Min focus distance	0.45 m closer	1.5 m
Max magnification	0.22×	not listed
Aperture blades	9	not listed
Optical design	19 elements / 14 groups	not listed
Autofocus motor	HSM	USD

3 identical specs hidden: mount, max aperture, image stabilization. Show all

Mount: Pentax K both
Max aperture: f/4 both
Image stabilization: Yes both

Our notes

Sigma 24-105mm f/4 DG OS HSM Art

Sigma 24-105mm f/4 DG OS HSM Art: a full-frame standard zoom lens with a 24-105mm focal length and a maximum aperture of f/4, made for Pentax K mount cameras, from the Sigma Art line with Optical Stabilizer and Hyper Sonic Motor autofocus. The range covers everything from wide...

Our notes

Tamron SP 70-300mm f/4-5.6 Di VC USD

This 70-300mm f/4-5.6 full-frame telephoto zoom lens from Tamron fits Pentax K mount cameras, from the Tamron SP series with Vibration Compensation. The range suits sports, wildlife, events and portraits.