| General | Sigma SD1 Merrill | Epson R-D1x |
|---|---|---|
| Brand | Sigma | Epson |
| Model | SD1 Merrill | R-D1x |
| Predecessor Model | Sigma SD1 | Epson R-D1 |
| Camera Type | Interchangeable Lens | Interchangeable Lens |
| Body Type | DSLR | Mirrorless |
| Video Capture |
| Sensor | Sigma SD1 Merrill | Epson R-D1x |
|---|---|---|
| Sensor Type | CMOS (Foveon X3) | CCD |
| Sensor Size | APS-C | APS-C |
| Sensor Dimensions | 24 x 16 mm | 23.7 x 15.6 mm |
| Total Pixels | 46 Megapixel | 6 Megapixel |
| Effective Pixels | 15 Megapixel | 6 Megapixel |
| Low Pass Filter | ||
| Native ISO Range | 100 - 6,400 | 200 - 1,600 |
| Photo | Sigma SD1 Merrill | Epson R-D1x |
|---|---|---|
| Processor | Dual TRUE II | |
| Max Image Resolution | 4800 x 3200 | 3008 x 2000 |
| Other Resolutions | 2240 x 1488 | |
| Image Aspect Ratios | 4:3 | 3:2 |
| Image File Format | JPEG, RAW | |
| JPEG Quality Levels | Unknown | |
| Bit Depth | 12-Bit | |
| Timelapse Recording |
| Focus | Sigma SD1 Merrill | Epson R-D1x |
|---|---|---|
| Autofocus Modes | Multi-area Single Continuous | Multi-area Selective single-point Continuous |
| Lens Servo | Continuous-Servo AF, Manual Focus, Single-Servo AF | |
| AF Detection Range | 0 to +18 EV | |
| Touch-to-Focus | ||
| Live View Autofocus | ||
| Animal Eye Detection | ||
| Vehicle Tracking Mode | ||
| Insect Tracking Mode | ||
| Contrast Detection for Autofocus | ||
| Phase Detection for Autofocus |
| Optics | Sigma SD1 Merrill | Epson R-D1x |
|---|---|---|
| Lens Mount | Sigma SA | Leica M |
| Crop Factor | 1.5x | 1.5x |
| Image Stabilization | ||
| Digital Image Stabilization |
| Screen | Sigma SD1 Merrill | Epson R-D1x |
|---|---|---|
| Screen Type | Fixed | Fixed |
| Touch Screen | ||
| Screen Size | 3.0" | 2.5" |
| Screen Resolution | 460k dot | 235k dot |
| Top LCD Screen | ||
| Live View | ||
| Live Composition |
| Viewfinder | Sigma SD1 Merrill | Epson R-D1x |
|---|---|---|
| Viewfinder | Optical (pentaprism) | Optical (rangefinder) |
| Viewfinder Coverage | 96% | |
| Viewfinder Magnification | 0.95x | |
| Viewfinder Magnification (35mm equivalent) | 0.63x | |
| Diopter Adjustment | -3 to +1.5 |
| Shutter | Sigma SD1 Merrill | Epson R-D1x |
|---|---|---|
| Min Shutter Speed | 1 sec | |
| Max Shutter Speed (Mechanical or 1st Curtain) | 1/2000 sec |
| Flash | Sigma SD1 Merrill | Epson R-D1x |
|---|---|---|
| Built-in Flash | ||
| Flash Modes | Unknown | |
| Max Flash Sync Speed | 1/180 sec | |
| External Flash Connectivity | ||
| External Flash Connection | Hot Shoe |
| Exposure | Sigma SD1 Merrill | Epson R-D1x |
|---|---|---|
| Exposure Metering Modes | Multi Center-weighted Average | Multi Center-weighted Spot |
| Exposure Modes | Aperture Priority, Manual, Program, Shutter Priority | |
| Exposure Compensation | ±3 EV (1/3 EV increments) | ±2 EV (1/3 EV increments) |
| Video | Sigma SD1 Merrill | Epson R-D1x |
|---|---|---|
| Video Formats | Motion JPEG | |
| Unlimited Video Recording |
| Terminals | Sigma SD1 Merrill | Epson R-D1x |
|---|---|---|
| USB Speed | USB 2.0 (480 Mbit/sec) | |
| HDMI Output | ||
| Speaker | ||
| Built-in Microphone | ||
| Microphone Input | ||
| Headphone Output | ||
| Flash Sync Port |
| Connectivity | Sigma SD1 Merrill | Epson R-D1x |
|---|---|---|
| Built-in GPS | ||
| Built-In Wi-Fi | ||
| Built-In Bluetooth |
| Environmental | Sigma SD1 Merrill | Epson R-D1x |
|---|---|---|
| Environmental Sealing |
| Physical | Sigma SD1 Merrill | Epson R-D1x |
|---|---|---|
| Dimensions | 146 x 113 x 80 mm (5.75 x 4.45 x 3.15") | 142 x 89 x 40 mm (5.59 x 3.5 x 1.57") |
| Weight (inc. batteries) | 790 g (1.74 lb / 27.87 oz) | 620 g (1.37 lb / 21.87 oz) |
| Box Dimensions (LxWxH) | 7.6 x 7 x 5.6" | |
| Package Weight | 3.55 lb |
| Power and Storage | Sigma SD1 Merrill | Epson R-D1x |
|---|---|---|
| Internal Storage | ||
| External Storage | Single Slot: CompactFlash (Type I, UDMA compatible) | Single Slot: SD/SDHC |
| Other | Sigma SD1 Merrill | Epson R-D1x |
|---|---|---|
| Self Timer | ||
| Orientation Sensor |
For a full review please go to the review page: