Detailed comparison and review of Sony Alpha7R ILCE-7R 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 Alpha7R ILCE-7R | Pentax 645Z |
|---|
| Product Type | Digital camera - 1080p - mirrorless system | Digital camera - 1080p - SLR with Live View mode, movie recording |
|---|---|---|
| Lens Included | Body only | Body only |
| Height | 9.44 cm | 11.7 cm |
| Width | 12.69 cm | 15.6 cm |
| Depth | 4.82 cm | 12.3 cm |
| Weight | 407 g | 1.47 kg |
| Weight Details | - | Camera body only: 1.47 kg Camera with battery and memory card: 1.55 kg |
| Body Material | Magnesium alloy | - |
| Enclosure Colour | Black | - |
| Protection | Splashproof, dust-resistant | Dust-resistant, water-resistant |
| Digital Zoom | 4x | - |
| SENSOR | Sony Alpha7R ILCE-7R | Pentax 645Z |
|---|
| Sensor Resolution | 36.4 Megapixel | 51.4 Megapixel |
|---|---|---|
| Optical Sensor Type | Exmor CMOS | CMOS |
| Total Pixels | 36,800,000 pixels | 52,990,000 pixels |
| Effective Sensor Resolution | 36,400,000 pixels | 51,400,000 pixels |
| Optical Sensor Size | Full Frame (35.9 x 24 mm) | - |
| Frame Rate (Max Resolution) | - | 30 fps |
| Sensor Dust Reduction | Yes | Yes |
| Sensor Features | Dust Reduction (image sensor vibration), Anti-Dust coating | Dust Reduction (image sensor vibration) |
| Sensors | Digital level metre | - |
| PROCESSOR | Sony Alpha7R ILCE-7R | Pentax 645Z |
|---|
| Image Processor | BIONZ X | - |
|---|
| LENS | Sony Alpha7R ILCE-7R | Pentax 645Z |
|---|
| Lens Mounting Type | Sony E-mount | Pentax 645AF |
|---|
| FOCUSING | Sony Alpha7R ILCE-7R | Pentax 645Z |
|---|
| Auto Focus | TTL contrast and phase detection | TTL contrast and phase detection |
|---|---|---|
| Auto Focus Points (Zones) Qty | 25 | 27 |
| Auto Focus Features | Focus Peaking function, Manual Focus Check Live View | - |
| AE/AF Control | Face-priority AF, Subject-tracking AF, Eye detection AF | - |
| Face Detection | Face Detection AF/AE/FE/WB, Smile Shutter | - |
| VIEWFINDER | Sony Alpha7R ILCE-7R | Pentax 645Z |
|---|
| Viewfinder Type | Electronic - OLED | Optical - trapezoid prism |
|---|---|---|
| Viewfinder Colour Support | Colour | - |
| Viewfinder Diagonal Size | 0.5" | - |
| Viewfinder Resolution | 2,359,296 pixels | - |
| Optical Viewfinder Field Coverage | 100% | 98% |
| Optical Viewfinder Magnification | 0.71x | 0.62x |
| Optical Viewfinder Dioptric Correction Range | -4 to +3 | -3.5 to +2 |
| Field of View Crop Factor | - | 1.3 |
| Features | Viewfinder brightness control | - |
| EXPOSURE & WHITE BALANCE | Sony Alpha7R ILCE-7R | Pentax 645Z |
|---|
| ISO (Max) | 25600 | 204800 |
|---|---|---|
| Native ISO | 100-51200 | 100-204800 |
| Light Sensitivity | ISO 50, ISO auto (100-6400), 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, bulb, 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, night scene, sports mode, sunset, handheld twilight, anti-motion blur | - |
| Special Effects | Black & White, Sepia, Neutral, Vivid, sunset, soft focus, illustration, landscape, portrait, Water Colour, miniature, clear, deep, light, autumn leaves, Retro, partial colour, Toy camera, Posterisation, High contrast monochrome, Pop Colour, HDR Painting, Rich-tone monochrome, Soft High-key, Night Scene | 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, Flash, 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 | 1/8000 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 1/2 or 1/3 EV steps |
| Auto Exposure Bracketing | 3 or 5 steps | - |
| White Balance Bracketing | Yes | - |
| X-sync Speed | - | 1/125sec |
| Exposure Range | EV 0-20 (ISO 100) | EV -1-21 (ISO 200) |
| DISPLAY | Sony Alpha7R ILCE-7R | Pentax 645Z |
|---|
| Type | 3" LCD display | 3.2" LCD display |
|---|---|---|
| Display Format | 921,600 pixels | 1,037,000 pixels |
| Display Form Factor | Folding | Folding |
| Display Features | Contrast control, display brightness control, TRILUMINOS Colour technology | Display brightness control, display colour control |
| FLASH | Sony Alpha7R ILCE-7R | Pentax 645Z |
|---|
| Features | AF illuminator | - |
|---|
| VIDEOGRAPHY / CAMCORDER | Sony Alpha7R ILCE-7R | Pentax 645Z |
|---|
| Digital Video Format | AVCHD, H.264 | MJPEG, H.264 |
|---|---|---|
| Image Recording Format | JPEG, RAW, RAW + JPEG | JPEG, RAW, RAW + JPEG |
| Max Video Resolution | 1920 x 1080 | 1920 x 1080 |
| Surround Sound | Dolby Digital AC-3 (2 channel) recording | - |
| Microphone Operation Mode | Stereo | - |
| MEMORY | Sony Alpha7R ILCE-7R | 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, 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 |
| Memory Card Included | - | No |
| Image Storage | 7360 x 4912 7360 x 4144 4800 x 3200 4800 x 2704 3680 x 2456 3680 x 2072 2400 x 1600 |
- |
| Video Capture | AVCHD - 1920 x 1080 - 50 fps - 28Mbps AVCHD - 1920 x 1080 - 50 fps - 24Mbps AVCHD - 1920 x 1080 - 50 fps - 17Mbps AVCHD - 1920 x 1080 - 25 fps - 24Mbps AVCHD - 1920 x 1080 - 25 fps - 17Mbps H.264 - 1440 x 1080 - 25 fps - 12Mbps H.264 - 640 x 480 - 25 fps - 3Mbps |
- |
| BATTERY AND CHARGING | Sony Alpha7R ILCE-7R | Pentax 645Z |
|---|
| Battery Type | Sony NP-FW50 Lithium Ion | Pentax D-Li90 Lithium Ion |
|---|---|---|
| Details | Sony NP-FW50 Li-ion rechargeable battery - 1080 mAh (included) | Pentax D-Li90 Li-ion rechargeable battery (included) |
| Battery Life | Photo shooting - 340 shots | Photo shooting - 650 shots Playback - 6.67 hours |
| CONNECTIONS | Sony Alpha7R ILCE-7R | Pentax 645Z |
|---|
| Interface | Composite video/audio, HDMI, USB 2.0, Wireless LAN, NFC (Near Field Communication) | HDMI, USB 3.0 |
|---|---|---|
| Connectivity Features | Remote control via mobile devices | - |
| Print Standard | DPOF support, Exif Print support, PictBridge support, PRINT Image Matching | - |
| Flash Terminal | Hot shoe | Hot shoe |
| Connector Type | USB 2.0 HDMI output Composite video/audio output Microphone Headphones |
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 Alpha7R ILCE-7R | Pentax 645Z |
|---|
| Self-Timer Delay | 10 sec, 2sec | 2sec, 12sec |
|---|---|---|
| Continuous Shooting Speed | 4 frames per second, 1.5 frames per second | 3 frames per second, 4.5 frames per second |
| HDR Mode | Auto HDR mode | - |
| Additional Features | Built-in speaker, RGB primary colour filter, auto power save, sharpness control, camera orientation detection, histogram display, AE lock, AF lock, saturation control, Sweep Panorama technology, in-camera red-eye fix, shadow point display, highlight point display, Dynamic Range Optimizer, face detection, USB charging, built-in help guide, 25p Cinema Mode, Chromatic Aberration Compensation (CAC), Anti-motion Blur Mode, x.v.Colour technology, Shade Correction, Intelligent AUTO (iAUTO), Lens Distortion Compensation (LDC), no anti-aliasing filter, Superior Auto mode, noise reduction over long exposures, high ISO speed noise reduction, PlayMemories Camera Apps support, BRAVIA Sync function, PhotoTV HD | 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 Alpha7R ILCE-7R | Pentax 645Z |
|---|
| Included Accessories | Body cap, shoulder strap, AC power adaptor, USB cable | Carrying strap, battery charger, body cap, eyecup, shoe cap |
|---|---|---|
| Software | Sony PlayMemories Home, Sony Image Data Converter 4.0 | Drivers & Utilities |
| Max Operating Temperature | 40 °C | - |
| Min Operating Temperature | 0 °C | - |
| Service & Support | Limited warranty - 1 year | - |
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