Tamron
28-300mm f/3.5-6.3 XR Di VC LD II IF Macro Nikon-f
 vs
Pentax SMC
DA 17-70mm f/4 AL SDM

vs

differences

Reasons to consider the Tamron 28-300mm f/3.5-6.3 XR Di VC LD II IF Macro Nikon-f
Much more zoom 10.7x vs 4.1x
Help
 More than 2.5x more zoom, giving you more flexibility for photos
Image stabilization Tamron VC vs None
Help
 Helps eliminate blur caused by small camera movements
Significantly better telephoto 300 mm vs 70 mm
Help
 Around 4.5x more reach, less perspective distortion
Wider aperture f/3.5 vs f/4
Help
 At its widest, the 28-300mm f/3.5-6.3 XR Di VC LD II IF Macro Nikon-f captures marginally more light, 0.4 f-stops
Tamron 28-300mm f/3.5-6.3 XR Di VC LD II IF Macro Nikon-f Learn more about
the Tamron 28-300mm f/3.5-6.3 XR Di VC LD II IF Macro Nikon-f

Reasons to consider the Pentax DA 17-70mm f/4 AL SDM
Has a consant aperture Yes vs No
Help
 Constant aperture lenses offer the same aperture at all focal lengths
Has a silent focus motor Pentax SDM vs None
Help
 Focuses quickly and silently
Slightly better wide angle 17 mm vs 28 mm
Help
 Around 40% better wide angle
Pentax SMC DA 17-70mm f/4 AL SDM Learn more about
the Pentax DA 17-70mm f/4 AL SDM

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

Compared to landscape 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
Nikon Nikkor 70-300mm f/4-5.6G

Nikon Nikkor 70-300mm f/4-5.6G

Wildlife lens

$150
Wide maximum Has a higher max f/stop
Min focal length Has a slightly narrower wide angle lens
Compare the Nikkor 70-300mm f/4-5.6G vs the 28-300mm f/3.5-6.3 XR Di VC LD II IF Macro Nikon-f
Compare the Nikkor 70-300mm f/4-5.6G vs the SMC DA 17-70mm f/4 AL SDM

Tamron 28-300mm f/3.5-6.3 XR Di VC LD II IF Macro Nikon-f Competitors

Advantages

Disadvantages
Nikon Nikkor AF-S 28-300mm f/3.5-5.6G ED VR

Nikon Nikkor AF-S 28-300mm f/3.5-5.6G ED VR

Travel lens

$1,047
Focus motor Has a silent focus motor
Image stabilization Better image stabilization
Weight Slightly heavier
Lowest price Slightly more expensive
Compare the Nikkor AF-S 28-300mm f/3.5-5.6G ED VR vs the 28-300mm f/3.5-6.3 XR Di VC LD II IF Macro Nikon-f
Nikon Nikkor AF-S VR 70-300mm f/4.5-5.6G IF-ED

Nikon Nikkor AF-S VR 70-300mm f/4.5-5.6G IF-ED

Wildlife lens

$587
Focus motor Has a silent focus motor
Image stabilization Better image stabilization
Zoom range Much less zoom
Aperture Narrower aperture
Compare the Nikkor AF-S VR 70-300mm f/4.5-5.6G IF-ED vs the 28-300mm f/3.5-6.3 XR Di VC LD II IF Macro Nikon-f
Nikon Nikkor 24-120mm f/3.5-5.6G ED-IF AF-S VR

Nikon Nikkor 24-120mm f/3.5-5.6G ED-IF AF-S VR

Wide angle lens

$599
Focus motor Has a silent focus motor
Image stabilization Better image stabilization
Zoom range Significantly less zoom
Max focal length Significantly worse telephoto
Compare the Nikkor 24-120mm f/3.5-5.6G ED-IF AF-S VR vs the 28-300mm f/3.5-6.3 XR Di VC LD II IF Macro Nikon-f
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
Focus motor Has a silent focus motor
Zoom range Significantly more zoom
Magnification Slightly less magnification
Max focal length Slightly worse telephoto
Compare the 18-270mm f/3.5-6.3 Di II VC PZD Nikon-f vs the 28-300mm f/3.5-6.3 XR Di VC LD II IF Macro Nikon-f
Sigma 28-300mm f/3.5-6.3 DG Macro Nikon-f

Sigma 28-300mm f/3.5-6.3 DG Macro Nikon-f

Travel lens

$299
Length Slightly shorter
Lowest price Slightly cheaper
Image stabilization No image stabilization
Compare the 28-300mm f/3.5-6.3 DG Macro Nikon-f vs the 28-300mm f/3.5-6.3 XR Di VC LD II IF Macro Nikon-f

Pentax SMC DA 17-70mm f/4 AL SDM Competitors

Advantages

Disadvantages
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
Image stabilization Image stabilization
Aperture Wider aperture
Fixed aperture Has a variable aperture
Compare the 17-70mm f/2.8-4 DC Macro OS HSM Pentax-k vs the SMC DA 17-70mm f/4 AL SDM
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 Much narrower aperture
Zoom range More zoom
Fixed aperture Has a variable aperture
Focus motor Doesn't have a silent focus motor
Compare the SMC DA 18-135mm f/3.5-5.6 ED AL DC WR vs the SMC DA 17-70mm f/4 AL SDM
Nikon Nikkor 16-85mm f/3.5-5.6G ED VR AF-S DX

Nikon Nikkor 16-85mm f/3.5-5.6G ED VR AF-S DX

Travel lens

$600
Image stabilization Image stabilization
Aperture Wider aperture
Fixed aperture Has a variable aperture
Magnification Less magnification
Compare the Nikkor 16-85mm f/3.5-5.6G ED VR AF-S DX vs the SMC DA 17-70mm f/4 AL SDM
Tamron 17-50mm f/2.8 XR Di-II LD [IF] Pentax-k

Tamron 17-50mm f/2.8 XR Di-II LD [IF] Pentax-k

Wide angle lens

$459
Wide maximum Significantly narrower aperture
Aperture Wider aperture
Focus motor Doesn't have a silent focus motor
Zoom range Less zoom
Compare the 17-50mm f/2.8 XR Di-II LD [IF] Pentax-k vs the SMC DA 17-70mm f/4 AL SDM
Pentax SMC DA 16-45mm f/4 ED AL

Pentax SMC DA 16-45mm f/4 ED AL

Wide angle lens

$600
Focus motor Doesn't have a silent focus motor
Zoom range Less zoom
Compare the SMC DA 16-45mm f/4 ED AL vs the SMC DA 17-70mm f/4 AL SDM

discussion Which do you think is better?

Speech is free, but discussion at LensHero is moderated! Please discuss your opinion of these lenses here, and discuss feedback for LensHero at our support community.

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