Detailed comparison and review of Pentax K-3 and Sigma SD Quattro + 30mm F1.4 DC HSM | Art. 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 | Sigma SD Quattro + 30mm F1.4 DC HSM | Art |
|---|
| Product Type | Digital camera - SLR with movie recording | Digital camera - mirrorless system |
|---|---|---|
| Lens Included | Body only | 30mm F1.4 DC HSM | Art lens |
| Height | 10 cm | 9.51 cm |
| Width | 13.15 cm | 14.7 cm |
| Depth | 7.75 cm | 9.08 cm |
| Weight | 715 g | 625 g |
| Body Material | Magnesium alloy | Magnesium alloy |
| Enclosure Colour | Black | - |
| Protection | Weatherproof, freezeproof, dust-resistant | Splashproof, dust-resistant |
| SENSOR | Pentax K-3 | Sigma SD Quattro + 30mm F1.4 DC HSM | Art |
|---|
| Sensor Resolution | 23.35 Megapixel | 29.5 Megapixel |
|---|---|---|
| Optical Sensor Type | CMOS | X3 CMOS |
| Total Pixels | 24,710,000 pixels | 33,200,000 pixels |
| Effective Sensor Resolution | 23,350,000 pixels | 29,500,000 pixels |
| Optical Sensor Size | APS-C (23.5 x 15.6 mm) | APS-C (23.4 x 15.5 mm) |
| Sensor Features | Dust Reduction (image sensor vibration), anti-aliasing simulator function | - |
| Image Stabiliser | Optical (image sensor shift mechanism) | - |
| Built-in Optical Image Stabiliser | Yes | - |
| Sensors | Dust alert sensor, digital level metre | - |
| PROCESSOR | Pentax K-3 | Sigma SD Quattro + 30mm F1.4 DC HSM | Art |
|---|
| Image Processor | PRIME III | - |
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| LENS | Pentax K-3 | Sigma SD Quattro + 30mm F1.4 DC HSM | Art |
|---|
| Type | - | 30 f/1.4 DC HSM | Art |
|---|---|---|
| Focal Length Equivalent to 35mm Camera | - | 45mm |
| Focus Adjustment | - | Automatic, manual |
| Min Focus Distance | - | 30 cm |
| Max View Angle | - | 50.7 degree(s) |
| Lens Construction | - | 8 groups / 9 elements |
| Filter Size | - | 62 mm |
| Lens Mounting Type | Pentax K | Sigma SA |
| Features | - | Full-time manual focusing, rear focusing system, Hyper Sonic Motor (HSM), aspherical lens, Sigma USB dock compatible |
| FOCUSING | Pentax K-3 | Sigma SD Quattro + 30mm F1.4 DC HSM | Art |
|---|
| Auto Focus | TTL phase detection | TTL contrast and phase detection |
|---|---|---|
| Auto Focus Points (Zones) Qty | 27 | 9 |
| Face Detection | Yes | Face-priority AF function |
| VIEWFINDER | Pentax K-3 | Sigma SD Quattro + 30mm F1.4 DC HSM | Art |
|---|
| 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 | 1.1x |
| Optical Viewfinder Dioptric Correction Range | -2.5 to +1.5 | -4 to +2 |
| Field of View Crop Factor | - | 1.5 |
| Interchangeable Focusing Screens | Yes | - |
| EXPOSURE & WHITE BALANCE | Pentax K-3 | Sigma SD Quattro + 30mm F1.4 DC HSM | Art |
|---|
| ISO (Max) | 51200 | - |
|---|---|---|
| Native ISO | 100-51200 | 100-6400 |
| Light Sensitivity | ISO 100-51200, ISO auto (100-51200) | - |
| Exposure Metering | Multi-segment, centre-weighted, spot | Evaluative, centre-weighted, spot |
| Exposure Modes | Programme, bulb, automatic, manual, aperture-priority, shutter-priority, ISO priority, shutter & aperture priority | Programme, automatic, manual, aperture-priority, shutter-priority |
| 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) | - |
| Shutter Type | Mechanical electronically-controlled | Mechanical electronically-controlled |
| Max Shutter Speed | 1/8000 sec | 1/4000 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 1/3 EV steps |
| Auto Exposure Bracketing | 2, 3 or 5 steps | - |
| X-sync Speed | 1/180 sec | 1/180 sec |
| Exposure Range | EV -3-20 (ISO 100) | EV 0-17 (ISO 100) |
| DISPLAY | Pentax K-3 | Sigma SD Quattro + 30mm F1.4 DC HSM | Art |
|---|
| Type | 3.2" LCD display | 3" LCD display |
|---|---|---|
| Display Format | 1,037,000 pixels | 1,620,000 pixels |
| Display Form Factor | Built-in | Built-in |
| Display Features | Colour control | - |
| FLASH | Pentax K-3 | Sigma SD Quattro + 30mm F1.4 DC HSM | Art |
|---|
| 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 | Sigma SD Quattro + 30mm F1.4 DC HSM | Art |
|---|
| Digital Video Format | AVI, MJPEG, H.264 | - |
|---|---|---|
| Image Recording Format | JPEG, DNG (RAW) + JPEG, DNG (RAW) | JPEG, RAW |
| Max Video Resolution | 1920 x 1080 | - |
| Microphone Operation Mode | Mono | - |
| Microphone Features | Sensitivity control | - |
| MEMORY | Pentax K-3 | Sigma SD Quattro + 30mm F1.4 DC HSM | Art |
|---|
| 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 |
| 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 |
5440 x 3616 2720 x 1808 |
| 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 | Sigma SD Quattro + 30mm F1.4 DC HSM | Art |
|---|
| Battery Type | Pentax D-Li90 Lithium Ion | Sigma BP-61 Lithium Ion |
|---|---|---|
| Details | Pentax D-Li90 Li-ion rechargeable battery (included) | Li-ion rechargeable battery (included) |
| Battery Life | Photo shooting - 560 shots (50% flash usage) Photo shooting - 720 shots (flash off) Playback - 6.2 hours |
- |
| CONNECTIONS | Pentax K-3 | Sigma SD Quattro + 30mm F1.4 DC HSM | Art |
|---|
| Interface | HDMI, USB 3.0 | HDMI, USB 3.0 |
|---|---|---|
| Print Standard | Exif Print support | - |
| Flash Terminal | Hot shoe | Hot shoe |
| Connector Type | USB 2.0 HDMI output Microphone Headphones Remote control |
USB 3.0 (9 pin USB Type B) HDMI output (19 pin mini HDMI Type C) Remote control input |
| FEATURES | Pentax K-3 | Sigma SD Quattro + 30mm F1.4 DC HSM | Art |
|---|
| Self-Timer Delay | 2sec, 12sec | 10 sec, 2sec |
|---|---|---|
| Continuous Shooting Speed | 8.3 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, 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 | - |
| OTHERS | Pentax K-3 | Sigma SD Quattro + 30mm F1.4 DC HSM | Art |
|---|
| Included Accessories | Battery charger, body cap, shoulder strap, USB cable, eyecup, shoe cap, battery grip terminal cover, sync terminal cover | Carrying strap, battery charger, dust cap, body cap, lens cap, USB cable |
|---|---|---|
| Software | Drivers & Utilities | - |
| Max Operating Temperature | 40 °C | 40 °C |
| Min Operating Temperature | -10 °C | 0 °C |
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