Detailed comparison and review of Pentax K-3 and Olympus OM-D E-M1X. 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.
| DESIGN AND DIMENSIONS | Pentax K-3 | Olympus OM-D E-M1X |
|---|
| Product Type | Digital camera - SLR with movie recording | Digital camera - 4K - mirrorless system |
|---|---|---|
| Lens Included | Body only | Body only |
| Height | 10 cm | 14.68 cm |
| Width | 13.15 cm | 14.44 cm |
| Depth | 7.75 cm | 7.54 cm |
| Weight | 715 g | 849 g |
| Weight Details | - | Camera with battery: 849 g Camera with battery and memory card: 997 g |
| Body Material | Magnesium alloy | Magnesium alloy |
| Enclosure Colour | Black | Black |
| Protection | Weatherproof, freezeproof, dust-resistant | Splashproof, freezeproof, dust-resistant, IPX1 |
| Navigation | - | GPS receiver |
| SENSOR | Pentax K-3 | Olympus OM-D E-M1X |
|---|
| Sensor Resolution | 23.35 Megapixel | 20.4 Megapixel |
|---|---|---|
| Optical Sensor Type | CMOS | Live MOS |
| Total Pixels | 24,710,000 pixels | 21,770,000 pixels |
| Effective Sensor Resolution | 23,350,000 pixels | 20,400,000 pixels |
| Optical Sensor Size | APS-C (23.5 x 15.6 mm) | Four Thirds (4/3") |
| Frame Rate (Max Resolution) | - | 24 fps |
| Sensor Dust Reduction | - | Yes |
| Sensor Features | Dust Reduction (image sensor vibration), anti-aliasing simulator function | Supersonic Wave Filter (SWF) |
| Image Stabiliser | Optical (image sensor shift mechanism) | Optical (5-axis image sensor shift mechanism) |
| Built-in Optical Image Stabiliser | Yes | Yes |
| Sensors | Dust alert sensor, digital level metre | Barometer, magnetometer, temperature |
| PROCESSOR | Pentax K-3 | Olympus OM-D E-M1X |
|---|
| Image Processor | PRIME III | Dual TruePic VIII |
|---|
| LENS | Pentax K-3 | Olympus OM-D E-M1X |
|---|
| Lens Mounting Type | Pentax K | Micro Four Thirds |
|---|
| FOCUSING | Pentax K-3 | Olympus OM-D E-M1X |
|---|
| Auto Focus | TTL phase detection | TTL contrast and phase detection |
|---|---|---|
| Auto Focus Points (Zones) Qty | 27 | 121 |
| Auto Focus Features | - | Focus Peaking function, Frequency Accelerating Sensor Technology (F.A.S.T.) AF system |
| AE/AF Control | - | Face-priority AF, Subject-tracking AF, Touch Area AF, Eye detection AF, Subject detection AF |
| Face Detection | Yes | Eye Detect AF, face-priority AF function |
| VIEWFINDER | Pentax K-3 | Olympus OM-D E-M1X |
|---|
| Viewfinder Type | Optical - fixed eye-level pentaprism | Electronic - LCD |
|---|---|---|
| Viewfinder Colour Support | - | Colour |
| Viewfinder Resolution | - | 2,360,000 pixels |
| Optical Viewfinder Field Coverage | 100% | 100% |
| Optical Viewfinder Magnification | 0.95x | 1.65x |
| Optical Viewfinder Dioptric Correction Range | -2.5 to +1.5 | -4 to +2 |
| Field of View Crop Factor | - | 2 |
| Interchangeable Focusing Screens | Yes | - |
| Features | - | Auto eye sensor |
| EXPOSURE & WHITE BALANCE | Pentax K-3 | Olympus OM-D E-M1X |
|---|
| ISO (Max) | 51200 | 25600 |
|---|---|---|
| Native ISO | 100-51200 | 200-25600 |
| Extended ISO (Min) | - | 64 |
| Light Sensitivity | ISO 100-51200, ISO auto (100-51200) | ISO 100, ISO 64, ISO auto (200-6400), ISO 200-25600 |
| 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 | Programme, bulb, automatic, manual, aperture-priority, shutter-priority |
| Bracketing Modes | - | Art Filter bracketing, focus bracketing, ISO sensitivity bracketing, Flash Exposure 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 | - |
| 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) | Incandescent, fluorescent, cloudy, sunlight, Flash, shade, Underwater, 3000K - 7500K |
| Shutter Type | Mechanical electronically-controlled | Mechanical electronically-controlled |
| Max Shutter Speed | 1/8000 sec | 1/8000 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, 1/2 or 1/3 EV steps |
| Auto Exposure Bracketing | 2, 3 or 5 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 | Olympus OM-D E-M1X |
|---|
| Type | 3.2" LCD display | 3" LCD display |
|---|---|---|
| Touch Screen | - | Yes |
| Display Format | 1,037,000 pixels | 1,037,000 pixels |
| Display Form Factor | Built-in | Rotating |
| Display Features | Colour control | - |
| FLASH | Pentax K-3 | Olympus OM-D E-M1X |
|---|
| Camera Flash | Pop-up flash | - |
|---|---|---|
| Guide Number (m / ISO 100) | 13 | - |
| Flash Modes | Fill-in mode, rear curtain sync, slow synchro, auto mode, flash OFF mode, red-eye reduction | - |
| Red-Eye Reduction | Yes | - |
| Features | AF illuminator, flash +/- compensation, wireless off-camera control | - |
| VIDEOGRAPHY / CAMCORDER | Pentax K-3 | Olympus OM-D E-M1X |
|---|
| Digital Video Format | AVI, MJPEG, H.264 | H.264, MOV |
|---|---|---|
| Image Recording Format | JPEG, DNG (RAW) + JPEG, DNG (RAW) | JPEG, RAW, RAW + JPEG |
| Max Video Resolution | 1920 x 1080 | 4096 x 2160 |
| Microphone Operation Mode | Mono | Stereo |
| Microphone Features | Sensitivity control | - |
| MEMORY | Pentax K-3 | Olympus OM-D E-M1X |
|---|
| 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-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 6016 x 4000 JPEG 6016 x 4000 JPEG 4608 x 3072 JPEG 3072 x 2048 JPEG 1920 x 1280 |
RAW 5184 x 3888 JPEG 5184 x 3888 RAW 8160 x 6120 - High Resolution Mode JPEG 8160 x 6120 - High Resolution Mode JPEG 5760 x 4320 - High Resolution Mode |
| 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 |
- |
| BATTERY AND CHARGING | Pentax K-3 | Olympus OM-D E-M1X |
|---|
| Battery Type | Pentax D-Li90 Lithium Ion | Olympus BLH-1 Lithium Ion |
|---|---|---|
| Details | Pentax D-Li90 Li-ion rechargeable battery (included) | 2 x Olympus BLH-1 Li-ion rechargeable battery - 1720 mAh (included) |
| Battery Life | Photo shooting - 560 shots (50% flash usage) Photo shooting - 720 shots (flash off) Playback - 6.2 hours |
Photo shooting - 2580 shots (quick sleep mode) Photo shooting - 870 shots Video recording - 170 minutes |
| CONNECTIONS | Pentax K-3 | Olympus OM-D E-M1X |
|---|
| Interface | HDMI, USB 3.0 | HDMI, USB 3.0, IEEE 802.11a/b/g/n/ac, Bluetooth 4.2 |
|---|---|---|
| Connectivity Features | - | Remote control via mobile devices, remote live view, QR code scanning |
| Print Standard | Exif Print support | DPOF support, Exif Print support |
| Flash Terminal | Hot shoe | Hot shoe |
| Connector Type | USB 2.0 HDMI output Microphone Headphones Remote control |
USB 3.0 (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 | Pentax K-3 | Olympus OM-D E-M1X |
|---|
| Self-Timer Delay | 2sec, 12sec | 2sec, 12sec |
|---|---|---|
| Continuous Shooting Speed | 8.3 frames per second | 15 frames per second, 60 frames per second |
| HDR Mode | Auto 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, 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 | Built-in speaker, auto power save, relay recording, USB charging, high-speed recording, Time-Lapse recording, Focus Stacking, Flickering Reduction function, 50-megapixel High Resolution mode |
| OTHERS | Pentax K-3 | Olympus OM-D E-M1X |
|---|
| Included Accessories | Battery charger, body cap, shoulder strap, USB cable, eyecup, shoe cap, battery grip terminal cover, sync terminal cover | Carrying strap, battery charger, body cap, eyecup, cable clip, cable protector, hot shoe cover, USB-C cable, battery holder |
|---|---|---|
| Software | Drivers & Utilities | - |
| Max Operating Temperature | 40 °C | 40 °C |
| Min Operating Temperature | -10 °C | -10 °C |
| Service & Support | - | Limited warranty - 2 years |
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