Pentax K-3 II vs. Canon EOS R7

Camera Comparison, Reviews and Tests

Detailed comparison and review of Pentax K-3 II and Canon EOS R7. With our comprehensive overview, you can simply compare design, sensors, proximity characteristics, memory capacities, but also other key features of both cameras and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the camera that best fits your needs and expectations.

Camera Specifications Comparison

Pentax K-3 II vs. Canon EOS R7 Comparison Chart
DESIGN AND DIMENSIONS Pentax K-3 II Canon EOS R7
Product Type Digital camera - 1080p - SLR with Live View mode, movie recording Digital camera - 4K - mirrorless system
Lens Included Body only Body only
Height 10.25 cm 9.04 cm
Width 13.15 cm 13.2 cm
Depth 7.75 cm 9.17 cm
Weight 700 g 530 g
Weight Details - Camera body only: 530 g
Camera with battery and memory card: 612 g
Body Material Stainless steel, magnesium alloy Magnesium alloy, high-strength engineering plastic
Enclosure Colour Black -
Protection Weatherproof, freezeproof, dust-resistant Dust-resistant, water-resistant
Navigation GPS receiver -
SENSOR Pentax K-3 II Canon EOS R7
Sensor Resolution 24.35 Megapixel 32.5 Megapixel
Optical Sensor Type CMOS CMOS
Total Pixels 24,710,000 pixels 34,400,000 pixels
Effective Sensor Resolution 24,350,000 pixels 32,500,000 pixels
Optical Sensor Size APS-C (23.5 x 15.6 mm) APS-C (22.3 x 14.8 mm)
Frame Rate (Max Resolution) - 60 fps
Sensor Dust Reduction - Yes
Sensor Features Dust Reduction (image sensor vibration), anti-aliasing simulator function EOS Integrated Cleaning System
Image Stabiliser - Optical (image sensor shift mechanism)
Built-in Optical Image Stabiliser - Yes
Sensors Accelerometer, magnetometer, digital level metre -
PROCESSOR Pentax K-3 II Canon EOS R7
Image Processor - DIGIC X
LENS Pentax K-3 II Canon EOS R7
Lens Mounting Type Pentax K Canon RF
FOCUSING Pentax K-3 II Canon EOS R7
Auto Focus TTL contrast and phase detection Dual Pixel CMOS AF II
Auto Focus Points (Zones) Qty 27 651
AE/AF Control - Face-priority AF, Subject-tracking AF, Eye detection AF, Head Detection AF, Animal detection AF, Body detection AF, Vehicle-tracking AF
Face Detection Yes -
VIEWFINDER Pentax K-3 II Canon EOS R7
Viewfinder Type Optical - fixed eye-level pentaprism Electronic - OLED
Viewfinder Colour Support - Colour
Viewfinder Diagonal Size - 0.39"
Viewfinder Resolution - 2,360,000 pixels
Optical Viewfinder Field Coverage 100% 100%
Optical Viewfinder Magnification 0.95x 1.15x
Optical Viewfinder Dioptric Correction Range -2.5 to +1.5 -4 to +2
Field of View Crop Factor - 1.6
Interchangeable Focusing Screens Yes -
EXPOSURE & WHITE BALANCE Pentax K-3 II Canon EOS R7
ISO (Max) 51200 25600
Native ISO 100-51200 100-12800
Extended ISO (Max) - 25600
Light Sensitivity ISO 100-51200, ISO auto (100-51200) ISO 100-12800, ISO auto (100-25600), ISO 16000-25600
Exposure Metering Multi-segment, centre-weighted, spot Evaluative, centre-weighted, partial (5.8%), spot (2.9%)
Exposure Metering Zones - 384
Exposure Modes Programme, bulb, automatic, manual, aperture-priority, shutter-priority, ISO priority, shutter & aperture priority Programme, bulb, automatic, manual, aperture-priority, shutter-priority, E-TTL II program flash
Bracketing Modes - Focus bracketing, white balance bracketing
Special Effects Soft, Slim, Pastel, fisheye, natural, bright, Vibrant, Sketch, monochrome, Muted, landscape, portrait, Water Colour, miniature, Cross Process, Retro, Colour Extract, Toy camera, starburst, High contrast, Colour Invert, Bleach Bypass, Posterisation, Radiant, Reversal Film, Shading, Tone Expansion, Bold Monochrome, Unicolour Bold Neutral, Faithful, monochrome, landscape, portrait, Standard, Fine Detail
White Balance Custom, automatic, presets Custom, automatic, presets
White Balance Presets Cloudy, tungsten light, Flash, daylight, shade, fluorescent light (cool white), fluorescent light (daylight), fluorescent light (warm white), Color Temperature Enhancement (CTE), fluorescent light (daylight white) Cloudy, tungsten light, Flash, daylight, shade, fluorescent light (white)
Shutter Type Mechanical electronically-controlled Electronic, mechanical electronically-controlled
Max Shutter Speed 1/8000 sec 1/16000 sec
Min Shutter Speed 30 sec 30 sec
Exposure Compensation ±5 EV range, in 1/2 or 1/3 EV steps ±3 EV range, in 1/2 or 1/3 EV steps
Auto Exposure Bracketing 2, 3 or 5 steps 3 steps in 1/2 or 1/3 EV steps
White Balance Bracketing - Yes
X-sync Speed 1/180 sec 1/250sec, 1/320 sec
Exposure Range EV -3-20 (ISO 100) EV -2-20 (ISO 100)
DISPLAY Pentax K-3 II Canon EOS R7
Type 3.2" LCD display 3" LCD display
Display Format 1,037,000 pixels 1,620,000 pixels
Display Form Factor Built-in Rotating
Display Features Colour control, contrast control, display brightness control Display brightness control, display colour control
VIDEOGRAPHY / CAMCORDER Pentax K-3 II Canon EOS R7
Digital Video Format AVI, MJPEG, H.264 MPEG-4, H.264, HEVC, H.265, MP4
Image Recording Format JPEG, DNG (RAW), PEF (RAW) JPEG, RAW, C-RAW, HEIF
Max Video Resolution 1920 x 1080 3840 x 2160
Audio Signal Format - Linear PCM, AAC
Microphone Operation Mode Mono Stereo
MEMORY Pentax K-3 II Canon EOS R7
Memory Card Slot Dual 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-II Memory Card, SDXC UHS-II Memory Card
Memory Card Included No No
Image Storage RAW 6016 x 4000
JPEG 6016 x 4000
JPEG 4608 x 3072
JPEG 3072 x 2048
JPEG 1920 x 1280
6960 x 4640
4800 x 3200
3472 x 2320
2400 x 1600
6160 x 4640
4256 x 3200
3072 x 2320
2112 x 1600
6960 x 3904
4800 x 2688
3472 x 1952
2400 x 1344
4640 x 4640
3200 x 3200
2320 x 2320
1600 x 1600
Video Capture 1920 x 1080
1280 x 720
3840 x 2160 p - 59.94 fps
3840 x 2160 p - 50 fps
3840 x 2160 p - 29.97 fps
3840 x 2160 p - 25 fps
3840 x 2160 p - 23.98 fps
1920 x 1080 p - 119.9 fps
1920 x 1080 p - 100 fps
1920 x 1080 p - 59.94 fps
1920 x 1080 p - 50 fps
1920 x 1080 p - 29.97 fps
1920 x 1080 p - 25 fps
1920 x 1080 p - 23.98 fps
BATTERY AND CHARGING Pentax K-3 II Canon EOS R7
Battery Type Pentax D-Li90 Lithium Ion Canon LP-E6NH Lithium Ion
Details Pentax D-Li90 Li-ion rechargeable battery (included) Canon LP-E6NH Li-ion rechargeable battery (included)
Canon LP-E6N Li-ion rechargeable battery (optional)
Canon LP-E6 Li-ion rechargeable battery (optional)
Battery Life Photo shooting - 720 shots
Playback - 6.2 hours
Photo shooting - 770 shots (LCD Monitor on)
Photo shooting - 500 shots (EVF on)
CONNECTIONS Pentax K-3 II Canon EOS R7
Interface Composite video/audio, HDMI, USB 3.0 HDMI, USB 3.2 Gen 2, IEEE 802.11b/g/n, Bluetooth 4.2
Connectivity Features - Remote control via mobile devices, remote live view, Live streaming, wireless video upload to cloud server, wireless image upload to cloud server, wireless image printing
Print Standard Exif Print support DPOF support, Exif Print support, PictBridge support
Flash Terminal Hot shoe, PC terminal -
Connector Type USB 3.0
HDMI output (19 pin micro HDMI Type D)
Microphone (mini-phone stereo 3.5 mm)
Headphones (mini-phone stereo 3.5 mm)
Remote control
USB-C 3.2 Gen 2 (USB Type-C)
HDMI output (19 pin micro HDMI Type D)
Microphone (mini-phone stereo 3.5 mm)
Remote control
Headphones (mini-phone stereo 3.5 mm)
FEATURES Pentax K-3 II Canon EOS R7
Self-Timer Delay 2sec, 12sec 10 sec, 2sec
Continuous Shooting Speed 3 frames per second, 4.5 frames per second, 8.3 frames per second 15 frames per second
HDR Mode Auto HDR mode -
Additional Features Audio recording, sharpness control, digital image rotation, camera orientation detection, histogram display, AE lock, AF lock, cropping an image, resizing an image, saturation control, interval shooting mode, in-camera film editing, in-camera RAW processing, peripheral illumination correction, HDR image enhancement technology, Shade Correction, Eye-Fi Card Ready, High ISO NR, no anti-aliasing filter, Lens Distortion Correction, primary colour filter, Automatic composition correction function, colour moire correction, Lateral Chromatic Aberration Correction, Flucard Ready, anti-aliasing filter simulator, diffraction correction, Pixel Shift Resolution technology, colour fringe correction RGB primary colour filter, depth-of-field preview button, camera orientation detection, histogram display, cropping an image, resizing an image, highlight point display, Auto Lighting Optimizer, in-camera RAW processing, peripheral illumination correction, HDR image enhancement technology, Scene Intelligent Auto technology, noise reduction over long exposures, high ISO speed noise reduction, distortion correction function, Optical Low Pass Filter (OLFP), diffraction correction, Digital Lens Optimizer, chromatic aberration correction, anti-flicker, firmware upgradable, Canon Log 3
OTHERS Pentax K-3 II Canon EOS R7
Included Accessories Eyepiece cover, carrying strap, battery charger, body cap, eyecup, shoe cap, sync terminal cover Battery charger, neck strap, EF-EOS R lens adapter
Software Drivers & Utilities -
Max Operating Temperature 40 °C 40 °C
Min Operating Temperature -10 °C 0 °C
Other projects: