Pentax K-3 Mark III

Pentax

Pentax K-3 Mark III

📅 2021 📷 26.78 MP 🔲 23.3 x 15.5 mm ⚖️ 820 g 🎬 3840x2160 (30p/​24p)
from $2,447 Check Price on Amazon →

📖 Overview

The Pentax K-3 Mark III is a high-end APS-C DSLR with an exceptionally high ISO range and 1301 sample photos on SampleShots. It's targeted at experienced photographers who appreciate Pentax's ergonomics and build quality. It lacks the video prowess of its competitors.

📸 Browse 1,326 real-world sample photos taken with this camera by photographers worldwide on SampleShots.

📋 Specifications

Release Year 2021
Resolution 26.78 Megapixels
Sensor Size 23.3 x 15.5 mm
Sensor Type CMOS
Max Image Resolution 6192 x 4128
ISO Range Auto (100-1600000)
Max Video Resolution 3840x2160 (30p/​24p)
Weight 820 g
Dimensions 134.5 x 103.5 x 73.5 mm
Special Features The Pentax K-3 Mark III's standout feature was its exceptionally high ISO range up to 1,600,000.

Last updated: March 22, 2026

🖼️ Sample Photos

Real-world photos taken with the Pentax K-3 Mark III, sourced from SampleShots.

Beautiful green and flower gardenγ€ζ–°η·‘γ¨ηΎŽγ—γ„θŠ±γŒηΉ”γ‚Šγͺす硢景 A superb view of fresh greenery and beautiful flowers
Naoki Suzuki
Beautiful green and flower gardenγ€ζ–°η·‘γ¨ηΎŽγ—γ„θŠ±γŒηΉ”γ‚Šγͺす硢景 A superb view of fresh greenery and beautiful flowers
Naoki Suzuki
Close-up portrait of a tawny owl with detailed feather texture and a glossy, attentive eye.
Doncoombez
Photograph of a great spotted woodpecker clinging to a slender branch, showcasing its black-and-white plumage with a vivid red undertail.
Doncoombez
Great Spotted Woodpecker perched on a weathered branch, displaying black and white plumage with a splash of red beneath, against a warm blurred background.
Doncoombez
Photograph of a sun-dappled forest path lined with trees and a lone lamppost along a quiet road.
Naoki Suzuki
Close-up photograph of a hawk's head, emphasizing the eye, beak, and rich plumage against a pale blue background.
Doncoombez
Close-up portrait of a raptor, focusing on the sharp eye and curved beak against a softly blurred background.
Doncoombez
Blue tit perches on a slender branch, its blue crown and yellow chest rendered with sharp detail. A soft, blurred woodland background isolates the bird as the focal point.
Doncoombez
Intricate spiral mosaic design featuring blue and white patterns on a terracotta background.
iridial
Black-and-white photograph of a curved armchair in a glass-walled lounge, with an urban skyline visible through the windows.
Declan Sun
Robin with bright orange breast perched on a slender branch against a soft, blurred background.
Doncoombez
Close-up photograph of a hawk's head, highlighting its keen eye, yellow beak, and detailed brown plumage against a muted background. The image emphasizes texture and natural color without background distraction.
Doncoombez
Gnarled tree roots weave across a mossy forest floor with scattered leaves, forming a natural, intricate network.
Naoki Suzuki
Long-tailed Tit perches on a weathered branch, showing pale face and long tail against a softly blurred background. The composition highlights the bird's delicate form and subtle plumage contrasts.
Doncoombez
Single sculler glides through calm waters, showcasing the elegance of rowing. The reflection of the boat creates a serene atmosphere.
iridial
White house numbers '72' mounted on a textured black wooden surface, highlighting contrast and simplicity.
iridial
A tranquil park path lined with trees leads toward a distant green sign in soft daylight, captured as a photograph.
Naoki Suzuki

View all 1,326 sample photos on SampleShots →

🛒 Where to Buy the Pentax K-3 Mark III

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Prices are accurate as of the last update. PhotoWorkout earns commissions from qualifying purchases through affiliate links.

🔌 Compatible Lenses

Native Pentax K Mount

Sigma 24-70mm f/2.8 IF EX DG HSM

Sigma 24-70mm f/2.8 IF EX DG HSM

f/2.8

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