In depth comparison and review of Pentax K-1 II and Canon EOS R3. 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.
| DESIGN AND DIMENSIONS | Pentax K-1 II | Canon EOS R3 |
|---|
| Product Type | Digital camera - 1080p - SLR with Live View mode, movie recording | Digital camera - 6K - mirrorless system with Live View mode, movie recording |
|---|---|---|
| Lens Included | Body only | Body only |
| Height | 11 cm | 14.26 cm |
| Width | 13.65 cm | 15 cm |
| Depth | 8.55 cm | 8.72 cm |
| Weight | 925 g | 822 g |
| Weight Details | Camera body only: 925 g Camera with battery and memory card: 1010 g |
Camera body only: 822 g Camera with battery and memory card: 1.015 kg |
| Body Material | - | Magnesium alloy, fibreglass-reinforced polycarbonate |
| Enclosure Colour | Silver | - |
| Protection | Weatherproof, freezeproof, dust-resistant | Dust-resistant, slash-resistant |
| Navigation | GPS receiver | GPS/GLONASS/QZSS receiver |
| SENSOR | Pentax K-1 II | Canon EOS R3 |
|---|
| Sensor Resolution | 36.4 Megapixel | 24.1 Megapixel |
|---|---|---|
| Optical Sensor Type | CMOS | BSI-CMOS |
| Total Pixels | 36,770,000 pixels | 24,100,000 pixels |
| Effective Sensor Resolution | 36,400,000 pixels | 26,700,000 pixels |
| Optical Sensor Size | 35.9 x 24.0 mm | Full Frame (36 x 24 mm) |
| Frame Rate (Max Resolution) | 30 fps | 60 fps |
| Sensor Dust Reduction | Yes | Yes |
| Sensor Features | Ultrasonic Wave Motion Cleaning (UWMC) | Self Cleaning Sensor Unit |
| Image Stabiliser | Optical (5-axis image sensor shift mechanism) | Optical (5-axis image sensor shift mechanism) |
| Built-in Optical Image Stabiliser | Yes | Yes |
| Sensors | Magnetometer, digital level metre | - |
| PROCESSOR | Pentax K-1 II | Canon EOS R3 |
|---|
| Image Processor | PRIME IV | DIGIC X |
|---|
| LENS | Pentax K-1 II | Canon EOS R3 |
|---|
| Lens Mounting Type | Pentax K | Canon RF |
|---|
| FOCUSING | Pentax K-1 II | Canon EOS R3 |
|---|
| Auto Focus | TTL contrast and phase detection | Dual Pixel CMOS AF II |
|---|---|---|
| Auto Focus Points (Zones) Qty | 33 | 1053 |
| AE/AF Control | - | Eye Control, Face-priority AF, Subject-tracking AF, Eye detection AF, Zone AF, Animal-tracking AF, Vehicle-tracking AF |
| Face Detection | Yes | Eye Detect AF, Face Detection AF/AE |
| VIEWFINDER | Pentax K-1 II | Canon EOS R3 |
|---|
| Viewfinder Type | Optical - fixed eye-level pentaprism | Electronic - OLED |
|---|---|---|
| Viewfinder Colour Support | - | Colour |
| Viewfinder Diagonal Size | - | 0.5" |
| Viewfinder Resolution | - | 5,760,000 pixels |
| Optical Viewfinder Field Coverage | 100% | 100% |
| Optical Viewfinder Magnification | 0.70x | 0.76x |
| Optical Viewfinder Dioptric Correction Range | -3 to +1.2 | -4 to +2 |
| Field of View Crop Factor | - | 1.0 |
| EXPOSURE & WHITE BALANCE | Pentax K-1 II | Canon EOS R3 |
|---|
| ISO (Max) | 819200 | 204800 |
|---|---|---|
| Native ISO | 100-819200 | 100-102400 |
| Extended ISO (Max) | - | 204800 |
| Extended ISO (Min) | - | 50 |
| Light Sensitivity | ISO auto, ISO 100-819200 | ISO 50, ISO auto, ISO 204800, ISO 100-102400 |
| Exposure Metering | Multi-segment, centre-weighted, spot | Evaluative, centre-weighted, spot (2.9%), partial (5.9%) |
| 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, flexible-priority AE |
| Bracketing Modes | - | Focus bracketing |
| Special Effects | - | 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), ASTRO TRACER | Cloudy, tungsten light, Flash, daylight, shade, 2500K - 10000K, fluorescent light (white) |
| Shutter Type | Mechanical electronically-controlled | Mechanical, electronic |
| Max Shutter Speed | 1/8000 sec | 1/64000 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 | - | 3 steps in 1/2 or 1/3 EV steps |
| X-sync Speed | 1/200sec | 1/200sec, 1/180 sec, 1/250sec |
| Exposure Range | EV -3-20 (ISO 100) | EV -3-20 (ISO 100) |
| DISPLAY | Pentax K-1 II | Canon EOS R3 |
|---|
| Type | 3.2" LCD display | 3.2" LCD display |
|---|---|---|
| Display Format | 1,037,000 pixels | 4,150,000 pixels |
| Display Form Factor | Folding | Rotating |
| Display Features | Colour control, display brightness control, display saturation control | Display brightness control, anti-smudge coating |
| VIDEOGRAPHY / CAMCORDER | Pentax K-1 II | Canon EOS R3 |
|---|
| Digital Video Format | H.264, MOV | MOV, RAW, IPB, ALL-I |
|---|---|---|
| Image Recording Format | JPEG, RAW + JPEG, DNG (RAW), PEF (RAW) | JPEG, RAW, RAW + JPEG, C-RAW, HEIF, RAW + HEIF |
| Max Video Resolution | 1920 x 1080 | 6000 x 3164 |
| Microphone Operation Mode | Stereo | Mono |
| Microphone Features | Wind noise reduction | - |
| MEMORY | Pentax K-1 II | Canon EOS R3 |
|---|
| Memory Card Slot | Dual SD card | SD card, CFexpress |
|---|---|---|
| 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, CFexpress |
| Memory Card Included | No | No |
| Image Storage | RAW 7360 x 4912 JPEG 7360 x 4912 JPEG 5760 x 3840 JPEG 4224 x 2816 JPEG 1920 x 1280 RAW 4800 x 3200 JPEG 4800 x 3200 |
6000 x 4000 3984 x 2656 2976 x 1984 2400 x 1600 3744 x 2496 2400 x 1600 5328 x 4000 3552 x 2664 2656 x 1992 2112 x 1600 6000 x 3368 3984 x 2240 2976 x 1680 2400 x 1344 4000 x 4000 2656 x 2656 1984 x 1984 1600 x 1600 |
| Video Capture | 1920 x 1080 i - 60 fps 1920 x 1080 i - 50 fps 1920 x 1080 p - 30 fps 1920 x 1080 p - 25 fps 1920 x 1080 p - 24 fps 1280 x 720 p - 60 fps 1280 x 720 p - 50 fps |
RAW - 6000 x 3164 p 4096 x 2160 p 3840 x 2160 p 1920 x 1080 p |
| BATTERY AND CHARGING | Pentax K-1 II | Canon EOS R3 |
|---|
| Battery Type | Pentax D-Li90 Lithium Ion | Canon LP-E19 Lithium Ion |
|---|---|---|
| Details | Pentax D-Li90 Li-ion rechargeable battery (included) | Canon LP-E19 Li-ion rechargeable battery (included) |
| Battery Life | Photo shooting - 670 shots Playback - 340 minutes |
Photo shooting - 620 shots (Power Save LVF Shooting mode) Photo shooting - 860 shots (Power Save LCD Shooting mode) Photo shooting - 440 shots (EVF on) Photo shooting - 760 shots (LCD Monitor on) |
| CONNECTIONS | Pentax K-1 II | Canon EOS R3 |
|---|
| Interface | HDMI, USB 2.0, IEEE 802.11b/g/n | HDMI, USB-C, IEEE 802.11a/b/g/n/ac, Bluetooth 5.0 |
|---|---|---|
| Connectivity Features | - | Remote control via mobile devices, remote live view, Wireless Image Transfer, wireless video upload to cloud server, wireless image upload to cloud server, wireless image printing |
| Print Standard | - | DPOF support, Exif Print support |
| Computer Connectivity | Mac, Windows | Mac, Windows |
| Flash Terminal | Hot shoe, PC terminal | Hot shoe |
| Connector Type | USB 2.0 (5 pin Micro-USB Type B) HDMI output (19 pin micro HDMI Type D) Microphone (mini-phone stereo 3.5 mm) Headphones (mini-phone stereo 3.5 mm) |
USB 3.2 Gen 2 (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) Network (RJ-45) |
| FEATURES | Pentax K-1 II | Canon EOS R3 |
|---|
| Self-Timer Delay | 2sec, 12sec | 10 sec, 2sec |
|---|---|---|
| Continuous Shooting Speed | 3 frames per second, 1 frame per second, 0.7 frames per second, 6.4 frames per second, 4.4 frames per second | 30 frames per second, 12 frames per second |
| HDR Mode | Auto HDR mode | - |
| Additional Features | Audio recording, digital image rotation, camera orientation detection, histogram display, AE lock, AF lock, cropping an image, resizing an image, interval shooting mode, in-camera RAW processing, peripheral illumination correction, High ISO NR, no anti-aliasing filter, Lens Distortion Correction, primary colour filter, colour moire correction, Lateral Chromatic Aberration Correction, anti-aliasing filter simulator, diffraction correction, Pixel Shift Resolution System II | RGB primary colour filter, auto power save, depth-of-field preview button, camera orientation detection, histogram display, AE lock, AF lock, cropping an image, resizing an image, highlight point display, Dust Delete Data system, USB charging, in-camera RAW processing, Multi-Frame Noise Reduction, HDR image enhancement technology, high-speed recording, silent shooting, slow motion recording, multiple exposure capture, anti-flicker, double slot recording, Flickering Reduction function, firmware upgradable, assignable buttons, HEIF to Jpeg conversion, voice memo recording |
| OTHERS | Pentax K-1 II | Canon EOS R3 |
|---|
| Included Accessories | Eyepiece cover, battery charger, body cap, battery grip, eyecup, shoe cap, additional battery, battery grip terminal cover, sync terminal cover | Battery charger, body cap, neck strap, eyecup, cable protector, hot shoe cover, USB-C cable |
|---|---|---|
| Software | Digital Camera Utility 5 | Canon Picture Style Editor, Canon Digital Photo Professional 4.15, Canon EOS Utility 3, WFT Utility, EOS Lens Registration Tool, EOS Web Service Registration Tool, Canon Camera connect app, Mobile File Transfer app |
| Max Operating Temperature | 40 °C | 40 °C |
| Min Operating Temperature | -10 °C | 0 °C |
| Service & Support | - | Limited warranty - 1 year |
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