Pentax K-3 vs. Canon EOS 90D

Camera Comparison, Reviews and Tests

Side by side comparison and review of Pentax K-3 and Canon EOS 90D. Compare design, sensors, zoom functions, batteries and other key specifications and features to simplify the choice of your perfect digital camera. Our goal is to make it easier for you to decide on the camera that will best meet your expectations by revealing the main differences between the products.

Camera Specifications Comparison

Pentax K-3 vs. Canon EOS 90D Comparison Chart
DESIGN AND DIMENSIONS Pentax K-3 Canon EOS 90D
Product Type Digital camera - SLR with movie recording Digital camera - 4K - SLR with Live View mode, movie recording
Lens Included Body only Body only
Height 10 cm 10.48 cm
Width 13.15 cm 14.07 cm
Depth 7.75 cm 7.68 cm
Weight 715 g 619 g
Weight Details - Camera body only: 619 g
Camera with battery and memory card: 701 g
Body Material Magnesium alloy Fibreglass-reinforced polycarbonate resin, aluminium alloy frame
Enclosure Colour Black -
Protection Weatherproof, freezeproof, dust-resistant Dust-resistant, water-resistant
SENSOR Pentax K-3 Canon EOS 90D
Sensor Resolution 23.35 Megapixel 32.5 Megapixel
Optical Sensor Type CMOS CMOS
Total Pixels 24,710,000 pixels 34,400,000 pixels
Effective Sensor Resolution 23,350,000 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) - 30 fps
Sensor Dust Reduction - Yes
Sensor Features Dust Reduction (image sensor vibration), anti-aliasing simulator function EOS Integrated Cleaning System, Self Cleaning Sensor Unit
Image Stabiliser Optical (image sensor shift mechanism) -
Built-in Optical Image Stabiliser Yes -
Sensors Dust alert sensor, digital level metre Digital level metre
PROCESSOR Pentax K-3 Canon EOS 90D
Image Processor PRIME III DIGIC 8
LENS Pentax K-3 Canon EOS 90D
Lens Mounting Type Pentax K Canon EF/EF-S
FOCUSING Pentax K-3 Canon EOS 90D
Auto Focus TTL phase detection Dual Pixel CMOS AF
Auto Focus Points (Zones) Qty 27 45
Auto Focus Features - iTR focus tracking
AE/AF Control - Subject-tracking AF, Predictive AI Servo AF, AI Focus AF
Face Detection Yes Yes
VIEWFINDER Pentax K-3 Canon EOS 90D
Viewfinder Type Optical - fixed eye-level pentaprism Optical - fixed eye-level pentaprism
Optical Viewfinder Field Coverage 100% 100%
Optical Viewfinder Magnification 0.95x 0.95x
Optical Viewfinder Dioptric Correction Range -2.5 to +1.5 -3 to +1
Field of View Crop Factor - 1.6
Interchangeable Focusing Screens Yes -
EXPOSURE & WHITE BALANCE Pentax K-3 Canon EOS 90D
ISO (Max) 51200 51200
Native ISO 100-51200 100-25600
Extended ISO (Max) - 51200
Light Sensitivity ISO 100-51200, ISO auto (100-51200) ISO 51200, ISO 100-25600, ISO auto (100-25600)
Exposure Metering Multi-segment, centre-weighted, spot Evaluative, partial (6.5%), centre-weighted, spot (2%)
Exposure Metering Zones - 216
Exposure Modes Programme, bulb, automatic, manual, aperture-priority, shutter-priority, ISO priority, shutter & aperture priority Programme, bulb, automatic, manual, aperture-priority, shutter-priority
Bracketing Modes - Focus bracketing, Flash Exposure Bracketing, white balance bracketing
Shooting Programs - Landscape, portrait mode, close-up, night portrait, food, sports mode, candle, kids, handheld night shot, backlight correction HDR
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, Custom Effect, Faithful, monochrome, landscape, Standard, Fine Detail, Portrait effect
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) Fluorescent, cloudy, tungsten light, Flash, daylight, shade
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 ±5 EV range, in 1/2 or 1/3 EV steps
Auto Exposure Bracketing 2, 3 or 5 steps 2, 3, 5, 7 steps in 1/3, 1/2 EV steps
White Balance Bracketing - Yes
X-sync Speed 1/180 sec 1/250sec
Exposure Range EV -3-20 (ISO 100) EV -2-20 (ISO 100)
DISPLAY Pentax K-3 Canon EOS 90D
Type 3.2" LCD display 3" LCD display
Touch Screen - Yes
Display Format 1,037,000 pixels 1,040,000 pixels
Display Form Factor Built-in Rotating
Display Features Colour control Display brightness control, anti-smudge coating
FLASH Pentax K-3 Canon EOS 90D
Camera Flash Pop-up flash Pop-up flash
Guide Number (m / ISO 100) 13 12
Flash Modes Fill-in mode, rear curtain sync, slow synchro, auto mode, flash OFF mode, red-eye reduction Fill-in mode, rear curtain sync, auto mode, flash OFF mode, red-eye reduction
Red-Eye Reduction Yes Yes
Features AF illuminator, flash +/- compensation, wireless off-camera control AF illuminator, flash +/- compensation, wireless off-camera control
VIDEOGRAPHY / CAMCORDER Pentax K-3 Canon EOS 90D
Digital Video Format AVI, MJPEG, H.264 H.264
Image Recording Format JPEG, DNG (RAW) + JPEG, DNG (RAW) JPEG, RAW, RAW + JPEG
Max Video Resolution 1920 x 1080 3840 x 2160
Audio Signal Format - AAC LC
Microphone Operation Mode Mono -
Microphone Features Sensitivity control -
MEMORY Pentax K-3 Canon EOS 90D
Memory Card Slot Dual SD card 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
Memory Card Included - No
Image Storage RAW 6016 x 4000
JPEG 6016 x 4000
JPEG 4608 x 3072
JPEG 3072 x 2048
JPEG 1920 x 1280
RAW 6960 x 4640
RAW 6160 x 4640
RAW 6960 x 3904
RAW 4640 x 4640
JPEG 6960 x 4640
JPEG 6160 x 4640
JPEG 6960 x 3904
JPEG 4800 x 3200
JPEG 4256 x 3200
JPEG 4800 x 2688
JPEG 3472 x 2320
JPEG 3072 x 2320
JPEG 3472 x 1952
JPEG 2400 x 1600
JPEG 2112 x 1600
JPEG 2400 x 1344
JPEG 4640 x 4640
JPEG 3200 x 3200
JPEG 2300 x 2300
JPEG 1600 x 1600
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 - 1280 x 720 - 30 fps
H.264 - 1280 x 720 - 25 fps
H.264 - 1280 x 720 - 24 fps
H.264 - 1920 x 1080 - 60 fps
H.264 - 1920 x 1080 - 50 fps
H.264 - 3840 x 2160 p - 29.97 fps
H.264 - 3840 x 2160 p - 25 fps
H.264 - 1920 x 1080 p - 119.88 fps
H.264 - 1920 x 1080 p - 100 fps
H.264 - 1920 x 1080 p - 59.94 fps
H.264 - 1920 x 1080 p - 50 fps
H.264 - 1920 x 1080 p - 29.97 fps
H.264 - 1920 x 1080 p - 25 fps
H.264 - 1280 x 720 p - 29.97 fps
H.264 - 1280 x 720 p - 25 fps
BATTERY AND CHARGING Pentax K-3 Canon EOS 90D
Battery Type Pentax D-Li90 Lithium Ion Canon LP-E6N Lithium Ion
Details Pentax D-Li90 Li-ion rechargeable battery (included) Canon LP-E6N Li-ion rechargeable battery (included)
Battery Life Photo shooting - 560 shots (50% flash usage)
Photo shooting - 720 shots (flash off)
Playback - 6.2 hours
Photo shooting - 1300 shots (at 23 °C (AE 50%, FE 50%))
Photo shooting - 1200 shots (at 0 °C (AE 50%, FE 50%))
CONNECTIONS Pentax K-3 Canon EOS 90D
Interface HDMI, USB 3.0 HDMI, USB 2.0, IEEE 802.11b/g/n, Bluetooth 4.1
Print Standard Exif Print support -
Computer Connectivity - Mac, Windows
Flash Terminal Hot shoe Hot shoe
Connector Type USB 2.0
HDMI output
Microphone
Headphones
Remote control
USB 2.0 (5 pin Micro-USB Type B)
HDMI output (19 pin mini HDMI Type C)
Microphone (mini-phone stereo 3.5 mm)
Headphones (mini-phone stereo 3.5 mm)
FEATURES Pentax K-3 Canon EOS 90D
Self-Timer Delay 2sec, 12sec 10 sec, 2sec
Continuous Shooting Speed 8.3 frames per second 3 frames per second, 10 frames per second, 7 frames per second, 11 frames per second
HDR Mode Auto HDR mode HDR Movie mode
Additional Features Audio recording, digital image rotation, camera orientation detection, histogram display, AE lock, AF lock, cropping an image, resizing an image, saturation control, GPS ready, interval shooting mode, mirror lock, in-camera RAW processing, peripheral illumination correction, HDR image enhancement technology, Shade Correction, Eye-Fi Card Ready, NR Slow Shutter, High ISO NR, Dynamic Range Compensation, no anti-aliasing filter, Lens Distortion Correction, primary colour filter, Interval Movie Record, Automatic composition correction function, colour moire correction, Lateral Chromatic Aberration Correction, Flucard Ready RGB primary colour filter, auto power save, depth-of-field preview button, histogram display, AE lock, AF lock, FE lock, interval shooting mode, Scene Intelligent Auto technology, movie digital IS
OTHERS Pentax K-3 Canon EOS 90D
Included Accessories Battery charger, body cap, shoulder strap, USB cable, eyecup, shoe cap, battery grip terminal cover, sync terminal cover Battery charger, body cap, neck strap
Software Drivers & Utilities Drivers & Utilities, Canon Digital Photo Professional 4, Canon Digital Photo Professional Express
Max Operating Temperature 40 °C 40 °C
Min Operating Temperature -10 °C 0 °C
Service & Support - Limited warranty - parts and labour - 1 year
Other projects: