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Pentax HD D FA 24-70mm F2.8 ED SDM WR vs Sigma 24-70mm F2.8 EX DG Macro

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Pentax D FA 24-70mm F2.8 ED SDM WR

Standard Zoom | Pentax KAF3

HD Pentax D FA 24-70mm F2.8 ED SDM WR
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Sigma 24-70mm F2.8 EX DG

Standard Zoom | Pentax KAF

Sigma 24-70mm F2.8 EX DG Macro
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Pentax D FA 24-70mm F2.8 ED SDM WR vs Sigma 24-70mm F2.8 EX DG Comparison Overview

In this review, we will be comparing Pentax D FA 24-70mm F2.8 ED SDM WR and Sigma 24-70mm F2.8 EX DG, two Standard Zoom lenses from Pentax and Sigma. Both lenses have the same focal length and max apertures of 24-70mm focal range and a max aperture of F2.8 so they are very comparable in this regard.

We will start with briefly looking and the main specs of these two lenses and in the section, we will start analyzing in more detail and list the pros and cons of each lenses.

Pentax D FA 24-70mm F2.8 ED SDM WR Key Specs

  • 24-70mm Focal Range
  • F2.8 Max Aperture
  • Weather Sealed
  • Max Format: 35mm FF
  • Pentax KAF3 Mount
  • Weight: 787g.
  • Diameter: 89mm
  • Length: 110mm

Sigma 24-70mm F2.8 EX DG Key Specs

  • 24-70mm Focal Range
  • F2.8 Max Aperture
  • Filter Thread: 82mm
  • Max Format: 35mm FF
  • Pentax KAF Mount
  • Weight: 715g.
  • Diameter: 89mm
  • Length: 116mm
  • Min Focus Distance:0.4m
  • Max Magnification:0.26x

What type of photography are the Pentax D FA 24-70mm F2.8 ED SDM WR and Sigma 24-70mm F2.8 EX DG lenses good for?

The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Pentax D FA 24-70mm F2.8 ED SDM WR and the Sigma 24-70mm F2.8 EX DG for their suitability to various photography scenarios:

Photography Type Pentax D FA 24-70mm F2.8 ED SDM WR Sigma 24-70mm F2.8 EX DG
Bird/WildlifeFairFair
SportsAverageAverage
PortraitVery GoodVery Good
TravelVery GoodVery Good
StreetVery GoodVery Good
WeddingVery GoodVery Good
Walk AroundVery GoodVery Good
VloggingVery GoodVery Good
LandscapeVery GoodVery Good

Size and Weight Comparison

Size of a lens is an important deciding factor when comparing two lenses.Sigma 24-70mm F2.8 EX DG is the longer of the two lenses at 116mm. The Pentax D FA 24-70mm F2.8 ED SDM WR with a length of 110mm is 6mm shorter. On the other hand, there is no difference between the max diameters of these lenses, both coming at 89mm.

Weight of a lens is as important as its external dimensions, especially if you are planning to hand hold your camera and lens combination for longer periods. Sigma 24-70mm F2.8 EX DG weighs 715g, 9% (72g) lighter than the Pentax D FA 24-70mm F2.8 ED SDM WR's weight of 787g.


Lens Mounts

Both Pentax D FA 24-70mm F2.8 ED SDM WR has the Pentax KAF3 lens mount whereas the Sigma 24-70mm F2.8 EX DG has the Pentax KAF lens mount. Some of the latest released cameras that are compatible with these mounts are Pentax KF, Pentax K-3 III and Pentax K-1 II for the Pentax KAF3 Mount and Pentax KF, Pentax K-3 III and Pentax K-1 II for the Pentax KAF Mount.

Sigma 24-70mm F2.8 EX DG is also available in Canon EF , Sony Alpha, Sigma SA and Nikon F (FX) mounts.

Focal Range

Both lenses have the same focal range of 24-70mm and the fastest aperture of F2.8.

Reasons to choose HD Pentax D FA 24-70mm F2.8 ED SDM WR over Sigma 24-70mm F2.8 EX DG Macro

Length 110mm vs 116mm 6mm shorter
Weather Sealing Yes vs No safer to use under rain and dust
Minimum Focus Distance m vs 0.4m can focus closer to the subject

Reasons to choose Sigma 24-70mm F2.8 EX DG Macro over HD Pentax D FA 24-70mm F2.8 ED SDM WR

Diaphgragm Blades 9 vs Potentially more rounded and smooth bokeh
Weight 715g vs 787g 72g lighter
Max Magnification 0.26x vs x higher magnification better for close-up shots
Common Weaknesses of HD Pentax D FA 24-70mm F2.8 ED SDM WR and Sigma 24-70mm F2.8 EX DG Macro
Image Stabilization No vs No Reliant on in-body Image Stabilization



**This post contains affiliate links and I will be compensated if you make a purchase after clicking through my links. As an Amazon Associate I earn from qualifying purchases.

Pentax D FA 24-70mm F2.8 ED SDM WR vs Sigma 24-70mm F2.8 EX DG Specs Table

Detailed comparison of specifications
General
Brand Pentax Sigma
Lens Type Zoom Zoom
Price CHECK PRICE CHECK PRICE
Lens Type Standard Zoom Standard Zoom
Lens Mount Pentax KAF3 Pentax KAF
Max Format 35mm FF 35mm FF
Focal Range 24-70mm 24-70mm
Image Stabilization No
Colour Unknown Unknown
Zoom Method No Zoom Rotary (extending)
Power Zoom - -
Zoom Lock - -
Zoom Ratio 2.9X 2.9X
Aperture
Max Aperture F2.8 F2.8
Min Aperture F32.0
Aperture Ring No No
Diaphragm Blades unknown 9
Optics
Optical Elements unknown 14
Optical Groups unknown 13
Focusing
Min Focus Distance unknown 0.4m
Max Magnification unknown 0.26X
Autofocus Yes Yes
AF Motor Type Ultrasonic Micromotor
Full Time Manual Unknown No
Focus Method Unknown Internal
Distance Scale Unknown Yes
DoF Scale Unknown Yes
Distance Scale Unknown Yes
Focus Distance Limiter Unknown Unknown
Physical Specs
Weight 787g 715g
Diameter 89mm 89mm
Length 110mm 116mm
Materials Unknown Unknown
Weather Sealing Yes No
Filter Thread Unknown 82mm
Filter Notes - -
Hood Supplied Yes Yes
Hood Code Unknown Unknown
Tripod Collar No No
Optional Accessories - -
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