- APS-C 369.0mm2
- 14.8 megapixels
- ISO 100 - 6400
- Go in depth with our full Sigma SD1 Merrill Review.
- See real-world photos taken with the SD1 Merrill.
| Links | ||
|---|---|---|
| Prices: | Compare Prices | |
| Manufacturer URL: | Manufacturer website | Manufacturer website |
| Predecessor: | ||
| Successor: | ||
| General | ||
| Model Number: | A850 | SD1 Merrill |
| Alternate Model Number(s): | SD1 | |
| Camera Format: | Pro SLR | Pro SLR |
| Currently Manufactured: | No | Yes |
| Retail Price: | $1999.95 | $2299.00 |
| Street Price: | $2,219.00 | $8,492.13 |
| Date Available: | 2009-10-08 | 2011-06-01 |
| Tripod Mount: | Yes | Yes |
| Weight: | 30.0 oz (850 g) |
28.1 oz
(796 g)
includes batteries |
| Size: |
6.2 x
4.6 x
3.2 in. (156 x 117 x 82 mm) |
5.7 x
4.5 x
3.1 in. (146 x 114 x 80 mm) |
| Waterproof: | No | No |
| Waterproof Depth: | n/a | n/a |
| Image Sensor | ||
| Sensor Type: | CMOS | CMOS |
| Sensor Manufacturer: | Sony | Foveon X3 |
| Effective Megapixels: | 24.6 | 14.8 |
| Sensor Format: | 35mm | APS-C |
| Sensor size: | 861.6mm2 (35.90mm x 24.00mm) | 368.95mm2 (23.50mm x 15.70mm) |
| Approximate Pixel Pitch: | 5.94 microns | 5.00 microns |
| Focal Length Multiplier: | 1.0x | 1.5x |
| Aspect Ratio: | 3:2, 16:9 | 3:2 |
| Color Filter Type: | RGBG | Full Color |
| Anti Aliasing Filter: | Fixed | Not needed |
| Self-Cleaning: | Yes | No |
| Sensor shift image stabilization: | Yes | No |
| On-Sensor Phase Detect: | No | No |
| DxO Sensor Score: | 79 | |
| DxO Color Depth Score (bits): | 23.8 | |
| DxO Dynamic Range Score (evs): | 12.2 | |
| DxO Maximum Effective ISO Score (iso): | 1,415 | |
| Image Capture | ||
| Image Resolution: |
6048 x 4032
(24.4 MP,
3:2), 6048 x 3408 (20.6 MP, Other), 4400 x 2936 (12.9 MP, 3:2), 4400 x 2472 (10.9 MP, 16:9), 3984 x 2656 (10.6 MP, 3:2), 3024 x 2016 (6.1 MP, 3:2), 2896 x 1928 (5.6 MP, 3:2), 3024 x 1704 (5.2 MP, Other), 1984 x 1320 (2.6 MP, 3:2) |
4704 x 3136
(14.8 MP,
3:2), 3264 x 2176 (7.1 MP, 3:2), 2336 x 1568 (3.7 MP, Other) |
| Image File Format: | JPEG (EXIF 2.21), RAW, cRAW, RAW+JPEG; (ARW 2.0) | JPEG, RAW (.X3F), RAW + JPEG |
| Continuous-mode frames/second: | 3.0 | 4.1 |
| Video Capture | ||
| Can take movies: | No | No |
| Movie Resolution: | ||
| Movie File Format: | ||
| Composite Video Out: | Yes | Yes |
| NTSC/PAL Switchable Video: | Yes | Yes |
| Video Usable as Viewfinder: | No | No |
| HD Video Out: | Yes | No |
| HD Video Connection: | HDMI | |
| Lens & Optics | ||
| Lens Mount: | Sony Alpha (Minolta A) | Sigma SA bayonet |
| Lens: | n/a | Sigma 17-50mm f/2.8 EX DC OS HSM |
| Focal Length (35mm equivalent): | 26 - 75mm | |
| Focal Length (actual): | 17 - 50mm | |
| Zoom Ratio: | 2.90x | |
| Aperture Range: | f/2.8 - f/22 (W/T) | |
| Integrated ND Filter: | No | No |
| Normal Focus Range: |
28 cm to Infinity 11.0 in to Infinity |
|
| Macro Focus Range: | ||
| Filter Thread: | n/a | 77.0mm |
| Thread Type: | n/a | n/a |
| Optical Image Stabilization: | No | Yes |
| Digital Zoom: | No | No |
| Digital Zoom Values: | n/a | n/a |
| Auto Focus | ||
| Auto Focus: | Yes | Yes |
| Auto Focus Type: | 9-point TTL phase detection with 10 assist points, center dual-cross at f/2.8. | Phase-detection with 11-point Twin Cross AF Sensor; Single AF, Continuous AF (with AF motion prediction function), Manual |
| Auto Focus Assist Light? | Yes | Yes |
| Manual Focus: | Yes | Yes |
| Viewfinder | ||
| Viewfinder: | Optical / LCD (playback only) | Optical / LCD (playback only) |
| Viewfinder Type: | SLR type; eye-level pentaprism with 98% coverage, 0.74x mag., 20mm eyepoint, -3 to +1 diopter | SLR type; Pentaprism, 98% coverage, 0.95x magnification, 18mm eyepoint, -3 to +1.5 diopter |
| Focus Peaking: | No | No |
| EVF Resolution: | n/a | n/a |
| Viewfinder Magnification (35mm equivalent): | 0.74x | 0.63x |
| Viewfinder Magnification (nominal/claimed): | 0.74x | 0.95x |
| Display | ||
| Eye-level Viewfinder: | Yes | Yes |
| Rear Display: | Yes | Yes |
| Rear Display Size (inches): | 3.0 | 3.0 |
| Rear Display Resolution: | 921,600 dots | 460,000 dots |
| Touchscreen: | No | No |
| Articulating Screen: | No | No |
| Tilt Swivel Screen: | No | No |
| Selfie Screen: | No | No |
| Max Playback Zoom: | 19.0x | |
| Top Deck Display: | Yes | No |
| Exposure | ||
| Maximum ISO (native): | 3200 | 6400 |
| Minimum ISO (native): | 200 | 100 |
| ISO Settings: | Auto, 200-3200, Extensions to 100 and 6400 | 100, 200, 400, 800, 1600, 3200, 6400 |
| Auto ISO Mode: | Yes | Yes |
| White Balance Settings: | Auto, Daylight, Shade, Cloudy, Tungsten, Fluorescent, Flash, Color Temperature from 2,500K to 9,900K, Custom (3) | Auto, Daylight, Shade, Overcast, Incandescent, Fluorescent, Flash and Custom |
| Shutter Speed Range: | 1/8000 - 30 sec | 1/8000 - 30 sec |
| Bulb Mode: | Yes | Yes |
| Exposure Compensation: | +/- 3.0EV in 0.3EV steps | +/- 3.0EV in 0.3EV steps |
| Metering Modes: | 40-segment Honeycomb Pattern, Center-weighted, Spot | 77-segment Evaluative, Center-Weighted Average, Center Area, Spot Metering; EV 1 to 20 (50mm F1.4 : ISO100) |
| Program Auto Exposure: | Yes | Yes |
| Aperture Priority: | Yes | Yes |
| Shutter Priority: | Yes | Yes |
| Full Manual Exposure: | Yes | Yes |
| Creative Exposure Modes: | ||
| Self Timer: | 2 or 10 seconds | 2 or 10 seconds |
| Time Lapse (intervalometer): | ||
| High Resolution Composite: | No | No |
| Flash | ||
| Built-in Flash: | No | Yes |
| Flash Modes: | n/a | S-TTL (17mm lens angle covered) |
| Flash Guide Number (ISO 100): | n/a | 11.0 m / 36.1 ft. |
| Flash Range Description: | n/a | Lens aperture dependent. |
| Max Flash Sync: | 1/250 | 1/180 |
| Flash Exposure Compensation: | +/- 3.0 EV in 0.3EV steps | +/- 3.0 EV in 0.3EV steps |
| External Flash Connection: | Hot shoe, PC-sync | Hot Shoe, PC Sync socket |
| Built-In Wireless Flash Control: | ||
| Image Storage | ||
| Usable Memory Types: | CF1 / CF2 / MS Duo / MS PRO Duo / Microdrive | CF1 |
| UHS Support: | ||
| Other Memory: | ||
| Dual Card Slots: | Yes | No |
| RAW Capture Support: | Yes | Yes |
| Uncompressed Format: | RAW, cRAW, RAW+JPEG; (ARW 2.0) | RAW (.X3F), RAW + JPEG |
| Movie File Format: | ||
| Included Memory: | No memory included | |
| Included Memory Type: | ||
| Connectivity | ||
| Built-In Wi-Fi: | No | No |
| NFC: | No | |
| Bluetooth: | No | No |
| Built-In GPS: | No | No |
| Microphone Jack: | No | No |
| Headphone Jack: | No | No |
| External Connections: | USB 2.0 High Speed | USB 2.0 High Speed |
| PictBridge Compliant: | Yes | No |
| DPOF Compliant: | Yes | No |
| Remote Control: | Yes | Yes |
| Remote Control Type: | Optional wired or wireless | Optional RS-31 IR Wireless, CR-21 Wired |
| Connections (extended): | DC input, Multi-connector, Sync termimal, Remote terminal, HDMI Type-C minijack | Wired Remote, DC Input jacks |
| Performance Timing | ||
| Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): | 0.40 | 0.78 |
| Cycle time for RAW shooting in single shot mode (seconds per frame): | 0.50 | 0.78 |
| Buffer size for RAW shooting in single shot mode (frames): | 23 | 7 |
| Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot): | ||
| Camera penalizes early shutter press? | Yes | Yes |
| JPEG shooting speed in burst mode (fps, max resolution): | 3.0 | 4.1 |
| Buffer size for JPEG shooting in burst mode (frames, max resolution): | 23 | 7 |
| RAW shooting speed in burst mode (fps): | ||
| Buffer size for RAW shooting in burst mode (frames): | ||
| RAW+JPEG shooting speed in burst mode (fps): | ||
| Buffer Size for RAW+JPEG shooting in burst mode (frames): | ||
| Shutter lag (full AF, wide/mid): | 0.18 seconds | 0.38 seconds |
| Shutter lag (full AF, tele): | ||
| Shutter lag (full AF, live view - DSLR): | ||
| Shutter lag (prefocused, live view - DSLR): | ||
| Shutter Lag (manual focus): | 0.154 seconds | 0.244 seconds |
| Shutter lag (full AF, with flash): | 0.52 seconds | |
| Shutter Lag (prefocused): | 0.074 seconds | 0.088 seconds |
| Shutter Lag (notes): | Full Autofocus Lag: Auto Area AF = 0.466s | |
| Startup Time: | 0.5 seconds | 4.5 seconds |
| Play -> Record Time: | 0.3 seconds | 0.5 seconds |
| Flash cycle time, full power: | ||
| Power | ||
| Battery Life, Stills (CIPA Rating Monitor/Live View): | ||
| Battery Life, Still (CIPA Rating OVF/EVF): | 880 shots | |
| Battery Life, Video: | ||
| Battery Form Factor: | Proprietary | Proprietary BP-21 |
| Usable Battery Types: | NP-FM500H Lithium-ion rechargeable | Lithium-ion rechargeable |
| Batteries Included: | 1 x Proprietary NP-FM500H Lithium-ion rechargeable | 1 x Proprietary BP-21 Lithium-ion rechargeable |
| Battery Charger Included (dedicated charger or AC/USB adapter): | Yes | Yes |
| Dedicated Battery Charger Included: | ||
| Internal Charging Supported: | ||
| Software | ||
| Included Software: | Image Data Converter SR, Image Data Lightbox SR, Remote Camera Control (all Windows & Macintosh), Picture Motion Browser (Windows only). | Sigma Photo Pro 5.0 |
| OS Compatibility: | Windows 2000Pro/XP/Vista; Mac OS X (v 10.1.3+) | |
| Miscellaneous | ||
| Notes & Features: | Cost reduced Sony A900. Smaller viewfinder (98% vs 100%), slower burst mode (3 fps vs 5), wireless remote not included. | 46-megapixel 23.5 x 15.7mm APS-C full-color sensor, weather-resistant magnesium alloy body, dual "TRUE II" image processing engines, 11-point Twin Cross AF sensor, CompactFlash Type 1 with UDMA support. |
