vs

differences

Reasons to consider the Sigma 18-250mm f/3.5-6.3 DC OS HSM Pentax-k

Much more zoom 13.9x vs 3.1x
Help
More than 4.5x more zoom, giving you more flexibility for photos
Has a silent focus motor Sigma HSM vs None
Help
Focuses quickly and silently
Image stabilization Sigma OS vs None
Help
Helps eliminate blur caused by small camera movements
Significantly better telephoto 250 mm vs 55 mm
Help
More than 4.5x more reach, less perspective distortion
Sigma 18-250mm f/3.5-6.3 DC OS HSM Pentax-k Learn more about
the Sigma 18-250mm f/3.5-6.3 DC OS HSM Pentax-k

Reasons to consider the Pentax DA 18-55mm f/3.5-5.6 AL II

LensHero is not aware of any important advantages of the Pentax DA 18-55mm f/3.5-5.6 AL II vs the Sigma 18-250mm f/3.5-6.3 DC OS HSM Pentax-k.
Pentax SMC  DA 18-55mm f/3.5-5.6 AL II Learn more about
the Pentax DA 18-55mm f/3.5-5.6 AL II

similarities

Compared to lenses

Common Strengths Common Weaknesses

LensHero is not aware of any interesting strengths shared by these two products.

Prime lens Both are zoom lenses Help
Typically not as sharp as prime lenses
Fixed aperture Both are variable aperture lenses Help
Narrower aperture at longer focal lengths

Compared to wide angle lenses

Common Strengths Common Weaknesses

LensHero is not aware of any interesting strengths shared by these two products.

LensHero is not aware of any interesting weaknesses shared by these two products.

competitors

Shared Competitors

Advantages

Disadvantages

Pentax SMC  DA 18-135mm f/3.5-5.6 ED AL DC WR

Pentax SMC DA 18-135mm f/3.5-5.6 ED AL DC WR

Travel lens

$497

Wide maximum Has a higher max f/stop
Tamron 18-200mm f/3.5-6.3 XR Di-II Macro Pentax-k

Tamron 18-200mm f/3.5-6.3 XR Di-II Macro Pentax-k

Travel lens

$290

Sigma 17-70mm f/2.8-4 DC Macro OS HSM Pentax-k

Sigma 17-70mm f/2.8-4 DC Macro OS HSM Pentax-k

Wide angle lens

$449

Aperture Has a wider aperture

Sigma 18-250mm f/3.5-6.3 DC OS HSM Pentax-k Competitors

Advantages

Disadvantages

Sigma 28-300mm f/3.5-6.3 DG Macro Pentax-k

Sigma 28-300mm f/3.5-6.3 DG Macro Pentax-k

Wildlife lens

$299

Max focal length Better telephoto
Magnification Slightly more magnification
Focus motor Doesn't have a silent focus motor
Image stabilization No image stabilization
Tamron 18-270mm f/3.5-6.3 Di II VC PZD Nikon-f

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

Travel lens

$649

Zoom range More zoom
Weight Slightly lighter
Magnification Slightly less magnification
Tamron 18-250mm f/3.5-6.3 Di-II LD IF Macro Nikon-f

Tamron 18-250mm f/3.5-6.3 Di-II LD IF Macro Nikon-f

Travel lens

$279

Weight Slightly lighter
Focus motor Doesn't have a silent focus motor
Image stabilization No image stabilization
Tamron 28-75mm f/2.8 XR Di Pentax-k

Tamron 28-75mm f/2.8 XR Di Pentax-k

Portrait lens

$499

Fixed aperture Has a consant aperture
Wide maximum Significantly narrower aperture
Zoom range Much less zoom
Focus motor Doesn't have a silent focus motor
Tamron 70-300mm f/4-5.6 Di LD Macro Pentax-k

Tamron 70-300mm f/4-5.6 Di LD Macro Pentax-k

Macro lens

$165

Magnification More magnification
Max focal length Better telephoto
Zoom range Much less zoom
Focus motor Doesn't have a silent focus motor

Pentax SMC DA 18-55mm f/3.5-5.6 AL II Competitors

Advantages

Disadvantages

Nikon Nikkor 18-55mm f/3.5-5.6G VR AF-S DX

Nikon Nikkor 18-55mm f/3.5-5.6G VR AF-S DX

Wide angle lens

$90 - $197

Image stabilization Image stabilization
Focus motor Has a silent focus motor
Sigma 18-50mm f/2.8-4.5 DC OS HSM Pentax-k

Sigma 18-50mm f/2.8-4.5 DC OS HSM Pentax-k

Wide angle lens

$199

Focus motor Has a silent focus motor
Image stabilization Image stabilization
Pentax SMC DA 18-55mm f/3.5-5.6 AL WR

Pentax SMC DA 18-55mm f/3.5-5.6 AL WR

Wide angle lens

$197

Sigma 17-70mm f/2.8-4.5 DC Macro

Sigma 17-70mm f/2.8-4.5 DC Macro

Portrait lens

$369

Aperture Wider aperture
Zoom range More zoom
Tamron 28-80mm f/3.5-5.6 Pentax-k

Tamron 28-80mm f/3.5-5.6 Pentax-k

Portrait lens

$70

Max focal length Slightly better telephoto

discussion Which do you think is better?

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