Canon EOS 70D vs. Pentax K-3 Mark III

Camera Comparison, Reviews and Tests

In depth comparison and review of Canon EOS 70D and Pentax K-3 Mark III. Compare design, sensors, proximity features, memory capacities and other important specifications and features to easily choose the right camera for you. Our goal is to help you uncover differences between the products and find the digital camera that will best fit your needs.

Camera Specifications Comparison

Canon EOS 70D vs. Pentax K-3 Mark III Comparison Chart
DESIGN AND DIMENSIONS Canon EOS 70D Pentax K-3 Mark III
Product Type Digital camera - 1080p - SLR with Live View mode, movie recording Digital camera - 4K - SLR with Live View mode, movie recording
Lens Included Body only Body only
Height 10.43 cm 10.35 cm
Width 13.9 cm 13.45 cm
Depth 7.85 cm 7.35 cm
Weight 675 g 735 g
Weight Details - Camera body only: 735 g
Camera with battery and memory card: 820 g
Body Material Aluminium, fibreglass-reinforced polycarbonate resin Magnesium alloy
Enclosure Colour - Black | Silver
Protection - Weatherproof, dust-resistant
Navigation - GPS receiver
SENSOR Canon EOS 70D Pentax K-3 Mark III
Sensor Resolution 20.2 Megapixel 25.73 Megapixel
Optical Sensor Type CMOS CMOS
Total Pixels 20,900,000 pixels 26,780,000 pixels
Effective Sensor Resolution 20,200,000 pixels 25,730,000 pixels
Optical Sensor Size APS-C (22.5 x 15.0 mm) APS-C (23.3 x 15.5 mm)
Frame Rate (Max Resolution) - 30 fps
Sensor Dust Reduction Yes -
Sensor Features EOS Integrated Cleaning System, Self Cleaning Sensor Unit Dust Reduction (image sensor vibration), anti-aliasing simulator function
Image Stabiliser - Optical SR II (5-axis image sensor shift mechanism)
Built-in Optical Image Stabiliser - Yes
Sensors Digital level metre Digital level metre
PROCESSOR Canon EOS 70D Pentax K-3 Mark III
Image Processor DIGIC 5+ -
LENS Canon EOS 70D Pentax K-3 Mark III
Lens Mounting Type Canon EF/EF-S Pentax K
FOCUSING Canon EOS 70D Pentax K-3 Mark III
Auto Focus TTL phase detection TTL contrast and phase detection
Auto Focus Points (Zones) Qty 19 101
AE/AF Control FlexiZone, Subject-tracking AF, Touch Area AF, Predictive AI Servo AF, Movie Servo AF Auto-area AF, Zone AF, Expanded area AF
Face Detection Automatic Face Tracking technology Yes
VIEWFINDER Canon EOS 70D Pentax K-3 Mark III
Viewfinder Type Optical - fixed eye-level pentaprism Optical - fixed eye-level pentaprism
Optical Viewfinder Field Coverage 98% 100%
Optical Viewfinder Magnification 0.95x 1.05x
Optical Viewfinder Dioptric Correction Range -3 to +1 -4 to +1
Viewfinder Information Shutter speed, AE lock, AF-in-focus, flash charge completion, red-eye reduction, aperture, high-speed sync indicator, flash compensation on/off, highlight tone priority, ISO sensitivity, memory card status, FE lock, AF point, grid, electronic level, maximum burst -
Field of View Crop Factor 1.6 -
Features - Auto eye sensor
EXPOSURE & WHITE BALANCE Canon EOS 70D Pentax K-3 Mark III
ISO (Max) 25600 1600000
Light Sensitivity ISO auto (100-12800), ISO 25600, ISO 100-12800 ISO auto, ISO 100-1600000
Exposure Metering Evaluative, centre-weighted, partial (7.7%), spot (3%) Multi-segment, centre-weighted, spot, highlight-weighted
Exposure Metering Zones 63 -
Exposure Modes Programme, bulb, automatic, manual, aperture-priority, shutter-priority Programme, bulb, automatic, manual, aperture-priority, shutter-priority, ISO priority, shutter & aperture priority
Bracketing Modes - Depth of field bracketing, motion bracketing
Shooting Programs Landscape, portrait mode, close-up, night portrait, multiple exposure, sports mode, handheld night shot, backlight correction HDR -
Special Effects Fisheye, soft focus, miniature, Toy camera, Art Bold, Grainy B&W, Water painting Soft, Slim, fisheye, natural, bright, Vibrant, monochrome, Muted, Flat, landscape, portrait, miniature, Cross Process, Retro, Colour Extract, Toy camera, High contrast, Colour Invert, Bleach Bypass, Radiant, Reversal Film, Shading, Tone Expansion, Bold Monochrome, Unicolour Bold, Colour replace, Grainy Monochrome
White Balance Custom, automatic, presets Custom, automatic, presets
White Balance Presets Cloudy, tungsten light, Flash, daylight, shade, 2000K - 10000K, fluorescent light (white), twilight Cloudy, tungsten light, daylight, shade, fluorescent light (cool white), fluorescent light (daylight), fluorescent light (warm white), Color Temperature Enhancement (CTE), fluorescent light (daylight white)
Shutter Type - Electronic, mechanical electronically-controlled
Max Shutter Speed 1/8000 sec 1/8000 sec
Min Shutter Speed 30 sec 30 sec
Exposure Compensation ±5 EV range, in 1/2 or 1/3 EV steps ±5 EV range, in 1/2 or 1/3 EV steps
Auto Exposure Bracketing 7 steps in 1/2 or 1/3 EV steps -
White Balance Bracketing Yes -
X-sync Speed 1/250sec 1/200sec
Exposure Range EV 1-20 (ISO 100) EV -3-20 (ISO 100)
DISPLAY Canon EOS 70D Pentax K-3 Mark III
Type 3" LCD display 3.2" LCD display
Touch Screen Yes Yes
Display Format 1,040,000 pixels 1,620,000 pixels
Display Form Factor Rotating Built-in
Display Features Display brightness control Colour control, contrast control, display brightness control, night vision LCD display
FLASH Canon EOS 70D Pentax K-3 Mark III
Camera Flash Pop-up flash -
Guide Number (m / ISO 100) 12 -
Flash Modes Fill-in mode, E-TTL, rear curtain sync, auto mode, flash OFF mode, red-eye reduction -
Red-Eye Reduction Yes -
Features AF illuminator, flash +/- compensation, wireless off-camera control, flash exposure bracketing -
VIDEOGRAPHY / CAMCORDER Canon EOS 70D Pentax K-3 Mark III
Digital Video Format H.264, MOV H.264, MOV
Image Recording Format JPEG, RAW, RAW + JPEG, CR2 (RAW) JPEG, DNG (RAW), PEF (RAW)
Max Video Resolution 1920 x 1080 3840 x 2160
Microphone Operation Mode Stereo Stereo
Microphone Features Sensitivity control Wind noise reduction, sensitivity control
MEMORY Canon EOS 70D Pentax K-3 Mark III
Memory Card Slot SD card Dual SD card
Supported Memory Cards SD Memory Card, SDXC Memory Card, SDHC Memory Card, SDHC UHS-I Memory Card, SDXC UHS-I Memory Card SD Memory Card, SDXC Memory Card, SDHC Memory Card, SDHC UHS-I Memory Card, SDXC UHS-I Memory Card, SDHC UHS-II Memory Card, SDXC UHS-II Memory Card
Memory Card Included No No
Image Storage JPEG 5472 x 3648
JPEG 4864 x 3648
JPEG 5472 x 3072
JPEG 3648 x 2432
JPEG 3248 x 2432
JPEG 3648 x 2048
JPEG 2736 x 1824
JPEG 2432 x 1824
JPEG 2736 x 1536
JPEG 1920 x 1280
JPEG 1696 x 1280
JPEG 1920 x 1080
JPEG 720 x 480
JPEG 640 x 480
JPEG 720 x 408
RAW 5472 x 3648
RAW 4864 x 3648
RAW 5472 x 3072
RAW 4104 x 2736
RAW 3648 x 2736
RAW 4104 x 2310
RAW 2736 x 1824
RAW 2432 x 1824
RAW 2736 x 1536
JPEG 3648 x 3648
JPEG 2432 x 2432
JPEG 1824 x 1824
JPEG 1280 x 1280
JPEG 480 x 480
RAW 3648 x 3648
RAW 2736 x 2736
RAW 1824 x 1824
RAW 6192 x 4128
JPEG 6192 x 4128
JPEG 4752 x 3168
JPEG 3648 x 2432
JPEG 1920 x 1280
Video Capture H.264 - 1920 x 1080 - 30 fps
H.264 - 1920 x 1080 - 25 fps
H.264 - 1920 x 1080 - 24 fps
H.264 - 1280 x 720 - 60 fps
H.264 - 1280 x 720 - 50 fps
H.264 - 640 x 480 - 30 fps
H.264 - 640 x 480 - 25 fps
H.264 - 3840 x 2160 p - 30 fps
H.264 - 3840 x 2160 p - 24 fps
H.264 - 1920 x 1080 p - 60 fps
H.264 - 1920 x 1080 p - 30 fps
H.264 - 1920 x 1080 p - 24 fps
BATTERY AND CHARGING Canon EOS 70D Pentax K-3 Mark III
Battery Type Canon LP-E6 Lithium Ion Pentax D-Li90 Lithium Ion
Details Canon LP-E6 Li-ion rechargeable battery (included) Pentax D-Li90 Li-ion rechargeable battery (included)
Battery Life Photo shooting - 1300 shots (at 23 °C (LCD Monitor off))
Photo shooting - 1200 shots (at 0 °C (LCD Monitor off))
Photo shooting - 230 shots (at 23 °C (Live View mode))
Photo shooting - 210 shots (at 0 °C (Live View mode))
Photo shooting - 920 shots (at 23 °C (AE 50%, FE 50%))
Photo shooting - 850 shots (at 0 °C (AE 50%, FE 50%))
Photo shooting - 800 shots
Playback - 250 minutes
CONNECTIONS Canon EOS 70D Pentax K-3 Mark III
Interface Composite video/audio, HDMI, USB 2.0, Wireless LAN HDMI, USB-C, IEEE 802.11b/g/n, Bluetooth 4.2
Connectivity Features Remote control via mobile devices Remote control via mobile devices, remote live view, Wireless Image Transfer
Print Standard Direct print, DPOF support, Exif Print support, PictBridge support Exif Print support
Computer Connectivity - Mac, Windows
Flash Terminal Hot shoe Hot shoe, PC terminal
Connector Type Composite video/audio output
USB 2.0
HDMI output (19 pin mini HDMI Type C)
Microphone (mini-phone stereo 3.5 mm)
USB 3.2 Gen 1 (USB Type-C)
HDMI output (19 pin micro HDMI Type D)
Microphone (mini-phone stereo 3.5 mm)
Headphones (mini-phone stereo 3.5 mm)
Remote control (sub-mini phone 2.5 mm)
FEATURES Canon EOS 70D Pentax K-3 Mark III
Self-Timer Delay 10 sec, 2sec 2sec, 12sec
Continuous Shooting Speed 3 frames per second, 7 frames per second 2.5 frames per second, 12 frames per second, 7 frames per second
HDR Mode - Auto HDR mode
Additional Features RGB primary colour filter, depth-of-field preview button, digital image rotation, camera orientation detection, histogram display, AE lock, AF lock, GPS ready, LCD live view mode, highlight point display, face detection, Auto Lighting Optimizer, in-camera RAW processing, peripheral illumination correction, Chromatic Aberration Compensation (CAC), Multi-Frame Noise Reduction, Eye-Fi Card Ready, Scene Intelligent Auto technology, Wi-Fi Protected Setup (WPS), noise reduction over long exposures, high ISO speed noise reduction, silent shooting, Dual Pixel CMOS AF technology Audio recording, date/time stamp, digital image rotation, camera orientation detection, histogram display, AE lock, AF lock, cropping an image, resizing an image, interval shooting mode, in-camera film editing, in-camera RAW processing, peripheral illumination correction, horizon correction, NR Slow Shutter, High ISO NR, Lens Distortion Correction, primary colour filter, Automatic composition correction function, colour moire correction, Lateral Chromatic Aberration Correction, diffraction correction, Pixel Shift Resolution technology, colour fringe correction, multiple exposure capture, GPS stamp, D-range correction
OTHERS Canon EOS 70D Pentax K-3 Mark III
Included Accessories Battery charger, body cap, neck strap, USB cable, eyecup Eyepiece cover, carrying strap, battery charger, body cap, USB cable, eyecup, shoe cap, sync terminal cover
Software Drivers & Utilities, Canon PhotoStitch, Canon Digital Photo Professional, Canon Picture Style Editor, Canon ImageBrowser EX, Canon EOS Utility Digital Camera Utility 5
Max Operating Temperature 40 °C 40 °C
Min Operating Temperature 0 °C -10 °C
Service & Support Limited warranty - 1 year Limited warranty - 1 year
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