Detailed comparison and review of Sony Alpha68 ILCA-68K + DT 18-55mm and Pentax 645Z. 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 | Sony Alpha68 ILCA-68K + DT 18-55mm | Pentax 645Z |
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| Product Type | Digital camera - 1080p - SLR with Live View mode, movie recording | Digital camera - 1080p - SLR with Live View mode, movie recording |
|---|---|---|
| Lens Included | DT 18-55mm lens | Body only |
| Height | 10.42 cm | 11.7 cm |
| Width | 14.26 cm | 15.6 cm |
| Depth | 8.09 cm | 12.3 cm |
| Weight | 610 g | 1.47 kg |
| Weight Details | - | Camera body only: 1.47 kg Camera with battery and memory card: 1.55 kg |
| Protection | - | Dust-resistant, water-resistant |
| Optical Zoom | 3x | - |
| SENSOR | Sony Alpha68 ILCA-68K + DT 18-55mm | Pentax 645Z |
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| Sensor Resolution | 24.0 Megapixel | 51.4 Megapixel |
|---|---|---|
| Optical Sensor Type | Exmor APS HD CMOS | CMOS |
| Total Pixels | - | 52,990,000 pixels |
| Effective Sensor Resolution | - | 51,400,000 pixels |
| Optical Sensor Size | APS-C (23.5 x 15.6 mm) | - |
| Frame Rate (Max Resolution) | 50 fps | 30 fps |
| Sensor Dust Reduction | - | Yes |
| Sensor Features | Anti-Dust coating | Dust Reduction (image sensor vibration) |
| Image Stabiliser | Optical (SteadyShot INSIDE) | - |
| Built-in Optical Image Stabiliser | Yes | - |
| PROCESSOR | Sony Alpha68 ILCA-68K + DT 18-55mm | Pentax 645Z |
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| Image Processor | BIONZ X | - |
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| LENS | Sony Alpha68 ILCA-68K + DT 18-55mm | Pentax 645Z |
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| Type | Zoom lens - 3x zoom - 18 - 55 mm - f/3.5-5.6 DT SAM | - |
|---|---|---|
| Focal Length Equivalent to 35mm Camera | 27 - 82.5mm | - |
| Focus Adjustment | Automatic, manual | - |
| Min Focus Distance | 25 cm | - |
| Max View Angle | 76 degree(s) | - |
| Zoom Adjustment | Manual | - |
| Lens Construction | 7 groups / 8 elements | - |
| Filter Size | 55 mm | - |
| Lens Mounting Type | - | Pentax 645AF |
| Features | Aspherical lens, Smooth Autofocus Motor (SAM) | - |
| FOCUSING | Sony Alpha68 ILCA-68K + DT 18-55mm | Pentax 645Z |
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| Auto Focus | TTL phase detection | TTL contrast and phase detection |
|---|---|---|
| Auto Focus Points (Zones) Qty | 79 | 27 |
| Auto Focus Features | Predictive Focus Control | - |
| AE/AF Control | Subject-tracking AF, Eye detection AF | - |
| Face Detection | Eye Detect AF, Face Recognition | - |
| VIEWFINDER | Sony Alpha68 ILCA-68K + DT 18-55mm | Pentax 645Z |
|---|
| Viewfinder Type | Electronic - OLED | Optical - trapezoid prism |
|---|---|---|
| Viewfinder Colour Support | Colour | - |
| Viewfinder Diagonal Size | 0.39" | - |
| Viewfinder Resolution | 1,440,000 pixels | - |
| Optical Viewfinder Field Coverage | 100% | 98% |
| Optical Viewfinder Magnification | 0.88x | 0.62x |
| Optical Viewfinder Dioptric Correction Range | -4 to +3 | -3.5 to +2 |
| Field of View Crop Factor | 1.5 | 1.3 |
| EXPOSURE & WHITE BALANCE | Sony Alpha68 ILCA-68K + DT 18-55mm | Pentax 645Z |
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| ISO (Max) | 25600 | 204800 |
|---|---|---|
| Native ISO | 100-12800 | 100-204800 |
| Extended ISO (Max) | 25600 | - |
| Light Sensitivity | ISO auto, ISO 100-25600 | ISO auto (100-204800), ISO 100-248000 |
| Exposure Metering | Multi-segment, centre-weighted, spot | Multi-segment, centre-weighted, spot |
| Exposure Metering Zones | 1200 | - |
| Exposure Modes | Programme, automatic, manual, aperture-priority, shutter-priority | Programme, bulb, manual, aperture-priority, shutter-priority, ISO priority, shutter & aperture priority |
| Shooting Programs | Landscape, portrait mode, macro, night portrait, sports mode, sunset, handheld twilight, Night View | - |
| Special Effects | Black & White, Sepia, Saturation, Neutral, Vivid, sunset, landscape, portrait, clear, deep, light, autumn leaves, Night Scene, Style Box | Natural, bright, Vibrant, monochrome, Muted, landscape, portrait, Cross Process, Bleach Bypass, Radiant, Reversal Film |
| White Balance | Custom, automatic, presets | Custom, automatic, presets |
| White Balance Presets | Incandescent, cloudy, daylight, shade, fluorescent light (cool white), fluorescent light (daylight), fluorescent light (warm white), 2500K - 9900K, fluorescent light (daylight white) | Tungsten light, Flash, daylight, shade, fluorescent light (cool white), fluorescent light (warm white), fluorescent light (daylight colour), fluorescent light (daylight white) |
| Shutter Type | Mechanical electronically-controlled | Electronic |
| Max Shutter Speed | 1/4000 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 1/2 or 1/3 EV steps |
| Auto Exposure Bracketing | 3, 5 steps in 1/3, 1/2, 2/3 or 1 EV steps | - |
| White Balance Bracketing | Yes | - |
| X-sync Speed | 1/250sec | 1/125sec |
| Exposure Range | EV 2-18 (ISO 100) | EV -1-21 (ISO 200) |
| DISPLAY | Sony Alpha68 ILCA-68K + DT 18-55mm | Pentax 645Z |
|---|
| Type | 2.7" LCD display | 3.2" LCD display |
|---|---|---|
| Display Format | 460,800 pixels | 1,037,000 pixels |
| Display Form Factor | Folding | Folding |
| Display Features | Contrast control, display brightness control | Display brightness control, display colour control |
| FLASH | Sony Alpha68 ILCA-68K + DT 18-55mm | Pentax 645Z |
|---|
| Camera Flash | Pop-up flash | - |
|---|---|---|
| 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 | Sony Alpha68 ILCA-68K + DT 18-55mm | Pentax 645Z |
|---|
| Digital Video Format | AVCHD, H.264, XAVC S, AVC | MJPEG, H.264 |
|---|---|---|
| Image Recording Format | JPEG, RAW, RAW + JPEG | JPEG, RAW, RAW + JPEG |
| Max Video Resolution | 1920 x 1080 | 1920 x 1080 |
| Audio Signal Format | Dolby Digital AC-3 (2 channel), Linear PCM | - |
| Surround Sound | Dolby Digital AC-3 (2 channel) recording | - |
| Microphone Operation Mode | Stereo | - |
| MEMORY | Sony Alpha68 ILCA-68K + DT 18-55mm | Pentax 645Z |
|---|
| Memory Card Slot | Memory Stick PRO Duo card, SD card | Dual SD card |
|---|---|---|
| Supported Memory Cards | SD Memory Card, Memory Stick PRO Duo, SDXC Memory Card, Memory Stick PRO-HG Duo HX, SDHC Memory Card, Memory Stick PRO-HG Duo, 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 | No |
| Video Capture | AVCHD - 1920 x 1080 - 50 fps AVCHD - 1920 x 1080 - 30 fps AVCHD - 1920 x 1080 - 25 fps AVCHD - 1920 x 1080 - 24 fps |
- |
| BATTERY AND CHARGING | Sony Alpha68 ILCA-68K + DT 18-55mm | Pentax 645Z |
|---|
| Battery Type | Sony NP-FM500H Lithium Ion | Pentax D-Li90 Lithium Ion |
|---|---|---|
| Details | Sony NP-FM500H Li-ion rechargeable battery (included) | Pentax D-Li90 Li-ion rechargeable battery (included) |
| Battery Life | - | Photo shooting - 650 shots Playback - 6.67 hours |
| CONNECTIONS | Sony Alpha68 ILCA-68K + DT 18-55mm | Pentax 645Z |
|---|
| Interface | HDMI, USB 2.0 | HDMI, USB 3.0 |
|---|---|---|
| Print Standard | DPOF support, Exif Print support, PRINT Image Matching | - |
| Flash Terminal | Hot shoe | Hot shoe |
| Connector Type | HDMI output USB 2.0 Microphone (mini-phone stereo 3.5 mm) Accessory shoe (Sony Multi Interface Shoe) |
USB 3.0 (24 pin Micro-USB-C) HDMI output (19 pin micro HDMI Type D) Microphone (mini-phone stereo 3.5 mm) DC power input |
| FEATURES | Sony Alpha68 ILCA-68K + DT 18-55mm | Pentax 645Z |
|---|
| Self-Timer Delay | 10 sec, 2sec | 2sec, 12sec |
|---|---|---|
| Continuous Shooting Speed | 8 frames per second | 3 frames per second, 4.5 frames per second |
| HDR Mode | Auto HDR mode | - |
| Additional Features | RGB primary colour filter, digital noise reduction, date/time stamp, depth-of-field preview button, sharpness control, digital image rotation, camera orientation detection, histogram display, AE lock, AF lock, saturation control, Sweep Panorama technology, LCD live view mode, shadow point display, highlight point display, Quick AF Live View, Dynamic Range Optimizer, face detection, 25p Cinema Mode, automatic display brightness adjustment, peripheral illumination correction, 3D Sweep Panorama technology, Multi-Frame Noise Reduction, Shade Correction, NR Slow Shutter, High ISO NR, Quick AF Full HD movie recording, Smart Teleconverter, AUTO+ (Advanced AUTO) mode, Translucent Mirror technology | RGB primary colour filter, interval shooting mode, peripheral illumination correction, Eye-Fi Card Ready, NR Slow Shutter, High ISO NR, Lateral Chromatic Aberration Correction, distortion correction function, anti-aliasing filter simulator, diffraction correction |
| OTHERS | Sony Alpha68 ILCA-68K + DT 18-55mm | Pentax 645Z |
|---|
| Included Accessories | Eyepiece cover, battery charger, dust cap, body cap, lens cap, shoulder strap, USB cable, power cable, shoe cap | Carrying strap, battery charger, body cap, eyecup, shoe cap |
|---|---|---|
| Software | - | Drivers & Utilities |
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