| General | Canon EOS 5DS R | Pentax 645D |
|---|---|---|
| Brand | Canon | Pentax |
| Model | EOS 5DS R | 645D |
| Successor Model | Pentax 645Z | |
| MSRP | $3899/£3199/€4249 (body only) | |
| Camera Type | Interchangeable Lens | Interchangeable Lens |
| Body Type | DSLR | DSLR |
| Video Capture |
| Sensor | Canon EOS 5DS R | Pentax 645D |
|---|---|---|
| Sensor Type | CMOS | CCD |
| Sensor Size | Full Frame | Medium format |
| Sensor Dimensions | 36 x 24 mm | 44 x 33 mm |
| Total Pixels | 53 Megapixel | 40 Megapixel |
| Effective Pixels | 50.6 Megapixel | 40 Megapixel |
| Low Pass Filter | ||
| Native ISO Range | 100 - 6,400 | 200 - 1,600 |
| Boosted ISO Range | 100 - 12,800 | 100 - 1,600 |
| Photo | Canon EOS 5DS R | Pentax 645D |
|---|---|---|
| Processor | Dual DIGIC 6 | PRIME II |
| Max Image Resolution | 8688 x 5792 | 7264 x 5440 |
| Image Aspect Ratios | 3:2, 16:9 | 4:3 |
| Image File Format | JPEG, RAW | |
| JPEG Quality Levels | Fine, normal | Good, Better, Best |
| Bit Depth | 14-Bit | 14-Bit |
| Timelapse Recording | ||
| White Balance | Presets: Auto, Cloudy, Color Temperature, Custom, Daylight, Flash, Fluorescent (White), Shade, Sunset, Tungsten, Twilight | Auto preset modes: Auto, Daylight, Shade, Cloudy, Fluorescent (D, N, W, L), Tungsten, Flash, CTE Manual mode(s): Yes, manual and 3 color temperature selections available>br> WB fine adjustment available in all modes |
| Focus | Canon EOS 5DS R | Pentax 645D |
|---|---|---|
| Focusing System | Dual Pixel CMOS AF | |
| Autofocus Modes | Multi-area Center Selective single-point Tracking Single Continuous Face Detection Live View | Multi-area Selective single-point Single Continuous Live View |
| Lens Servo | Automatic, Full-Time Servo, Manual Focus, Single-Servo AF | |
| AF Detection Range | -2 to +18 EV | |
| Number of Focus Points | 61 | 11 |
| Number of Cross-type Focus Points | 41 | |
| Touch-to-Focus | ||
| Live View Autofocus | ||
| Animal Eye Detection | ||
| Vehicle Tracking Mode | ||
| Insect Tracking Mode | ||
| Contrast Detection for Autofocus | ||
| Phase Detection for Autofocus |
| Optics | Canon EOS 5DS R | Pentax 645D |
|---|---|---|
| Lens Mount | Canon EF | Pentax 645AF2 |
| Crop Factor | 1x | 0.79x |
| Image Stabilization | ||
| Digital Image Stabilization |
| Screen | Canon EOS 5DS R | Pentax 645D |
|---|---|---|
| Screen Type | Fixed | Fixed |
| Screen Technology | ClearView II TFT-LCD | TFT Color LCD with wide-viewing angle and with AR coating |
| Touch Screen | ||
| Screen Size | 3.2" | 3.0" |
| Screen Resolution | 1,040k dot | 921k dot |
| Top LCD Screen | ||
| Live View | ||
| Live Composition |
| Viewfinder | Canon EOS 5DS R | Pentax 645D |
|---|---|---|
| Viewfinder | Optical (pentaprism) | Optical (pentaprism) |
| Viewfinder Coverage | 100% | 98% |
| Viewfinder Magnification | 0.71x | 0.56x |
| Viewfinder Magnification (35mm equivalent) | 0.71x | 0.71x |
| Viewfinder Eyepoint | 21 mm | |
| Diopter Adjustment | -3 to +1 |
| Shutter | Canon EOS 5DS R | Pentax 645D |
|---|---|---|
| Shutter Type | Electronic, Mechanical Focal Plane | |
| Min Shutter Speed | 30 sec | 30 sec |
| Max Shutter Speed (Mechanical or 1st Curtain) | 1/8000 sec | 1/4000 sec |
| Max Continuous Shooting | 5.0 fps | 1.1 fps |
| Flash | Canon EOS 5DS R | Pentax 645D |
|---|---|---|
| Built-in Flash | ||
| Flash Modes | Auto On Off Red-eye Slow Sync Rear Curtain | |
| Max Flash Sync Speed | 1/200 sec | 1/125 sec |
| Flash Compensation | -3 to +3 EV (1/3 EV Steps) | |
| External Flash Connectivity | ||
| External Flash System | E-TTL II | Pentax |
| External Flash Connection | Hot Shoe, PC Terminal | Hot Shoe (P-TTL, high speed sync available), wireless with PENTAX dedicated flash, X-sync socket |
| Exposure | Canon EOS 5DS R | Pentax 645D |
|---|---|---|
| Exposure Metering Modes | Multi Center-weighted Spot Partial | Multi Center-weighted Spot |
| Exposure Modes | Aperture Priority, Manual, Shutter Priority | Program (P), Sensitivity Priority (Sv), Shutter Priority (Tv), Aperture Priority (Av), Shutter and Aperture Priority (TAv), Metered Manual, Bulb, X-Speed |
| Metering Range | 0 to +20 EV | +2 to +21 EV |
| Exposure Compensation | ±5 EV (1/3 EV, 1/2 EV increments) | ±5 EV (1/3 EV, 1/2 EV increments) |
| Exposure Bracketing | ±3 EV (3 shots at 1/3 EV, 1/2 EV increments) | ±2 EV (3, 5 shots at 1/7 EV, 1/5 EV, 1/3 EV, 1/2 EV, 2/3 EV, 1 EV increments) |
| Exposure Lock |
| DXO | Canon EOS 5DS R | Pentax 645D |
|---|---|---|
| DxO Low Light ISO | 2308 | 1262 |
| DxO Color Depth | 24.6 | 24.6 |
| DxO Dynamic Range | 12.4 | 12.6 |
| DxO Overall Score | 86 | 82 |
| Video | Canon EOS 5DS R | Pentax 645D |
|---|---|---|
| Movie File Format | MOV | |
| Audio File Format | LPCM | |
| Internal Recording Modes | H.264/MOV Full HD: 1920 x 1080p @ 23.98/25/29.97 fps HD: 1280 x 720 @ 50/59.94 fps 640 x 480p @ 25/29.97 fps | |
| Interval Recording | ||
| Video Formats | H.264 | |
| Max Video Resolution | 1920 x 1080 | |
| Webcam Functionality | ||
| Unlimited Video Recording | ||
| Recording Limit | 30 min |
| Terminals | Canon EOS 5DS R | Pentax 645D |
|---|---|---|
| Audio I/O | 1 x 1/8" / 3.5 mm TRS Stereo Microphone Input | |
| Other I/O | 1 x Canon N3 Control Input 1 x Micro-USB (USB 3.2 / 3.1 Gen 1) Data Output 1 x PC Sync Socket Input | |
| USB Speed | USB 3.2 Gen 1x1 (5 GBit/sec) | USB 2.0 (480 Mbit/sec) |
| HDMI Output | Mini | |
| Speaker | Mono | |
| Built-in Microphone | Mono | Stereo |
| Microphone Input | ||
| Headphone Output | ||
| Flash Sync Port |
| Connectivity | Canon EOS 5DS R | Pentax 645D |
|---|---|---|
| Built-in GPS | ||
| Built-In Wi-Fi | ||
| Built-In Bluetooth | ||
| Remote Control | Wired and wireless | Optional, wired or wireless |
| Environmental | Canon EOS 5DS R | Pentax 645D |
|---|---|---|
| Environmental Sealing | ||
| Operating Temperature | 32 to 104°F / 0 to 40°C | 14-104°F (-10 to 40°C) |
| Operating Humidity | 0 to 85% |
| Physical | Canon EOS 5DS R | Pentax 645D |
|---|---|---|
| Dimensions | 152 x 116 x 76 mm (5.98 x 4.57 x 2.99") | 156 x 117 x 119 mm (6.14 x 4.61 x 4.69") |
| Weight (inc. batteries) | 930 g (2.05 lb / 32.80 oz) | 1480 g (3.26 lb / 52.21 oz) |
| Box Dimensions (LxWxH) | 9.8 x 7.25 x 5.9" | 9.5 x 9.2 x 6.7" |
| Package Weight | 3.765 lb | 6.2 lb |
| Power and Storage | Canon EOS 5DS R | Pentax 645D |
|---|---|---|
| Battery Pack | LP-E6 | D-LI90 |
| Battery Life | 700 shots | 800 shots |
| Internal Storage | ||
| External Storage | Slot 1: SD/SDHC/SDXC (UHS-I) Slot 2: CompactFlash (UDMA 7) | Dual Slot: SD/SDHC |
| Other | Canon EOS 5DS R | Pentax 645D |
|---|---|---|
| Self Timer | 2 or 10 secs | 2 or 10 sec |
| Orientation Sensor | ||
| Tripod Mounting Thread | 1 x 1/4"-20 Female (Bottom) | |
| Accessory Mount | 1 x Hot Shoe Mount | |
| Material of Construction | Magnesium Alloy | |
| Electronic Level Gauge |
For a full review please go to the review page: