In depth comparison and review of Pentax K-1 and Olympus OM System 1. 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 | Olympus OM System 1 |
|---|
| Product Type | Digital camera - 1080p - SLR with Live View mode, movie recording | Digital camera - 4K - mirrorless system |
|---|---|---|
| Lens Included | Body only | Body only |
| Height | 11 cm | 9.16 cm |
| Width | 13.65 cm | 13.48 cm |
| Depth | 8.55 cm | 7.27 cm |
| Weight | 925 g | 511 g |
| Weight Details | - | Camera body only: 511 g Camera with battery and memory card: 599 g |
| Protection | Weatherproof, freezeproof, dust-resistant | Splashproof, freezeproof, dust-proof, IP53 |
| Navigation | GPS receiver | - |
| SENSOR | Pentax K-1 | Olympus OM System 1 |
|---|
| Sensor Resolution | 36.4 Megapixel | 20.4 Megapixel |
|---|---|---|
| Optical Sensor Type | CMOS | Stacked BSI Live MOS |
| Total Pixels | 36,770,000 pixels | 22,900,000 pixels |
| Effective Sensor Resolution | 36,400,000 pixels | 20,400,000 pixels |
| Optical Sensor Size | Full Frame (35.9 x 24.0 mm) | Four Thirds (4/3") |
| Frame Rate (Max Resolution) | 30 fps | 30 fps |
| Sensor Dust Reduction | - | Yes |
| Sensor Features | - | Supersonic Wave Filter (SWF) |
| 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 | Digital level metre |
| PROCESSOR | Pentax K-1 | Olympus OM System 1 |
|---|
| Image Processor | PRIME IV | TruePic X |
|---|
| LENS | Pentax K-1 | Olympus OM System 1 |
|---|
| Lens Mounting Type | Pentax KAF2 | Micro Four Thirds |
|---|
| FOCUSING | Pentax K-1 | Olympus OM System 1 |
|---|
| Auto Focus | TTL contrast and phase detection | TTL contrast and phase detection |
|---|---|---|
| Auto Focus Points (Zones) Qty | 33 | 1053 |
| Auto Focus Features | - | Focus Peaking function |
| AE/AF Control | - | AI Focus AF |
| Face Detection | - | Eye Detect AF, Face Detection AF/AE |
| VIEWFINDER | Pentax K-1 | Olympus OM System 1 |
|---|
| Viewfinder Type | Optical - fixed eye-level pentaprism | Electronic - OLED |
|---|---|---|
| Viewfinder Colour Support | - | Colour |
| Viewfinder Resolution | - | 5,760,000 pixels |
| Optical Viewfinder Field Coverage | 100% | 100% |
| Optical Viewfinder Magnification | 0.70x | - |
| Optical Viewfinder Dioptric Correction Range | -3 to +1.2 | -4 to +2 |
| Field of View Crop Factor | - | 2 |
| EXPOSURE & WHITE BALANCE | Pentax K-1 | Olympus OM System 1 |
|---|
| ISO (Max) | 204800 | 102400 |
|---|---|---|
| Native ISO | 100-204800 | - |
| Extended ISO (Max) | - | 102400 |
| Extended ISO (Min) | - | 80 |
| Light Sensitivity | ISO auto, ISO 100-204800 | ISO 200-102400, ISO 80-102400 |
| Exposure Metering | Multi-segment, centre-weighted, spot | Multi-segment, centre-weighted, spot |
| Exposure Metering Zones | - | 324 |
| Exposure Modes | Programme, bulb, automatic, manual, aperture-priority, shutter-priority, ISO priority, shutter & aperture priority | - |
| Bracketing Modes | - | Art Filter bracketing, Dynamic Range Bracketing, focus bracketing, ISO sensitivity bracketing, Flash Exposure Bracketing, white balance bracketing |
| Special Effects | - | Monotone, Vivid, soft focus, natural, Flat, portrait, Water Colour, Diorama, Cross Process, partial colour, Grainy Film, Light Tone, Pop Art, Pale & Light Colour, pin hole, Gentle Sepia, Dramatic Tone, Bleach Bypass, High Key, Low Key, Key Line, Vintage, Instant Film, Colour Creator, Underwater |
| 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 | - |
| Shutter Type | Mechanical electronically-controlled | Mechanical, electronic |
| Max Shutter Speed | 1/8000 sec | 1/32000 sec |
| Min Shutter Speed | 30 sec | 60 sec |
| Exposure Compensation | ±5 EV range, in 1/2 or 1/3 EV steps | ±5 EV range, in 1/3 EV steps |
| White Balance Bracketing | - | Yes |
| X-sync Speed | 1/200sec | 1/250sec, 1/8000 sec |
| Exposure Range | EV -3-20 (ISO 100) | EV -5.5-19 (ISO 100) |
| DISPLAY | Pentax K-1 | Olympus OM System 1 |
|---|
| Type | 3.2" LCD display | 3" LCD display |
|---|---|---|
| Touch Screen | - | Yes |
| Display Format | 1,037,000 pixels | 1,620,000 pixels |
| Display Form Factor | Folding | Folding |
| Display Features | Colour control, display brightness control, display saturation control | - |
| FLASH | Pentax K-1 | Olympus OM System 1 |
|---|
| Camera Flash | - | External flash |
|---|---|---|
| Flash Modes | - | Fill-in mode, slow synchro, flash OFF mode |
| Features | - | AF illuminator |
| VIDEOGRAPHY / CAMCORDER | Pentax K-1 | Olympus OM System 1 |
|---|
| Digital Video Format | AVI, MJPEG, H.264 | H.264, MOV, H.265, MPEG-4 AVC |
|---|---|---|
| Image Recording Format | JPEG, RAW + JPEG, DNG (RAW), PEF (RAW) | JPEG, RAW, RAW + JPEG |
| Max Video Resolution | 1920 x 1080 | 4096 x 2160 |
| Audio Signal Format | - | Linear PCM |
| Microphone Operation Mode | Stereo | Stereo |
| Microphone Features | - | Wind noise reduction |
| MEMORY | Pentax K-1 | Olympus OM System 1 |
|---|
| 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, SDHC UHS-II Memory Card, SDXC UHS-II Memory Card |
| Memory Card Included | 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 |
5184 x 3888 |
| Video Capture | 1920 x 1080 1280 x 720 |
- |
| BATTERY AND CHARGING | Pentax K-1 | Olympus OM System 1 |
|---|
| Battery Type | Pentax D-Li90 Lithium Ion | Olympus BLX-1 Lithium Ion |
|---|---|---|
| Details | Pentax D-Li90 Li-ion rechargeable battery (included) | Olympus BLX-1 Li-ion rechargeable battery (included) |
| Battery Life | Photo shooting - 760 shots Playback - 6.5 hours |
- |
| CONNECTIONS | Pentax K-1 | Olympus OM System 1 |
|---|
| Interface | HDMI, USB 2.0, IEEE 802.11b/g/n | HDMI, USB-C, IEEE 802.11b/g/n/ac, Bluetooth 4.2 |
|---|---|---|
| Print Standard | - | Exif Print support |
| Computer Connectivity | Mac, Windows | - |
| Flash Terminal | Hot shoe, PC terminal | Hot shoe, PC terminal |
| 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 3.0 (USB Type-C) Remote control input (sub-mini phone 2.5 mm) HDMI output (19 pin micro HDMI Type D) Microphone (mini-phone stereo 3.5 mm) Headphones (mini-phone stereo 3.5 mm) |
| FEATURES | Pentax K-1 | Olympus OM System 1 |
|---|
| Self-Timer Delay | 2sec, 12sec | 2sec, 12sec, custom |
|---|---|---|
| Continuous Shooting Speed | 3 frames per second, 0.7 frames per second, 6.5 frames per second, 4.4 frames per second | 120 frames per second |
| HDR Mode | Auto HDR mode | - |
| Additional Features | Digital image rotation, camera orientation detection, histogram display, AE lock, AF lock, interval shooting mode, peripheral illumination correction, no anti-aliasing filter, Lens Distortion Correction, primary colour filter, Interval Movie Record, Automatic composition correction function, Lateral Chromatic Aberration Correction, anti-aliasing filter simulator, diffraction correction, Pixel Shift Resolution technology, Operation Assist LED lighting | Built-in speaker, auto power save, histogram display, in-camera red-eye removal, cropping an image, resizing an image, shadow point display, interval shooting mode, highlight point display, USB charging, in-camera RAW processing, HDR image enhancement technology, high-speed recording, Dual Axis Electronic Level, silent shooting, GPS via mobile, multiple exposure capture, Focus Stacking, anti-flicker, Hybrid Log-Gamma (HLG) recording, 80-megapixel High Resolution mode |
| OTHERS | Pentax K-1 | Olympus OM System 1 |
|---|
| Included Accessories | Eyepiece cover, carrying strap, battery charger, body cap, eyecup, shoe cap, sync terminal cover | Shoulder strap, AC power adaptor, USB cable, cable clip, cable protector |
|---|---|---|
| Max Operating Temperature | 40 °C | 40 °C |
| Min Operating Temperature | -10 °C | -10 °C |
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