• 1/2.33 inch 28.2mm2
  • 10.0 megapixels
  • 38.00mm - 114.00mm (35mm eq.)
  • APS-C 369.0mm2
  • 14.8 megapixels
  • 45.00mm (35mm eq.)
  • Detailed specifications
  • Olympus Stylus-550WP
  • Sigma DP2 Merrill
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Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:    
Successor:    
General
Model Number: 550WP DP2 Merrill
Alternate Model Number(s): mju 550WP  
Camera Format: Ultra Compact Mid-Sized
Currently Manufactured: No No
Retail Price: $179.99 $999.99
Street Price:   $3,194.26
Date Available: 2009-02-15 2013-03-12
Tripod Mount: Yes Yes
Weight: 5.3 oz (150 g)
includes batteries 		12.5 oz (355 g)
Size: 3.7 x 2.4 x 0.8 in.
(94 x 62 x 22 mm) 		4.8 x 2.6 x 2.3 in.
(122 x 66 x 58 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CCD CMOS
Sensor Manufacturer:   Foveon X3
Effective Megapixels: 10.0 14.8
Sensor Format: 1/2.33 inch APS-C
Sensor size: 28.198mm2 (6.13mm x 4.6mm) 368.95mm2 (23.50mm x 15.70mm)
Approximate Pixel Pitch: 1.68 microns 5.00 microns
Focal Length Multiplier: n/a n/a
Aspect Ratio: 4:3, 16:9 3:2
Color Filter Type:   Full Color
Anti Aliasing Filter:   Not needed
Self-Cleaning: No No
Sensor shift image stabilization: No No
On-Sensor Phase Detect: No No
DxO Sensor Score:    
DxO Color Depth Score (bits):    
DxO Dynamic Range Score (evs):    
DxO Maximum Effective ISO Score (iso):    
Image Capture
Image Resolution: 3648 x 2736 (10.0 MP, 4:3),
2560 x 1920 (4.9 MP, 4:3),
2048 x 1536 (3.1 MP, 4:3),
1920 x 1080 (2.1 MP, 16:9),
1600 x 1200 (1.9 MP, 4:3),
1280 x 960 (1.2 MP, 4:3),
640 x 480 (0.3 MP, 4:3) 		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 JPEG, 12-bit RAW (.X3F), RAW+JPEG
Continuous-mode frames/second: n/a 4.0
Video Capture
Can take movies: Yes Yes
Movie Resolution: 640x480 (30/​15)
320x240 (30/​15) 		640x480 (30)
Movie File Format: AVI Motion JPEG AVI (Motion JPEG) with monaural sound
Composite Video Out: Yes Yes
NTSC/PAL Switchable Video: Yes Yes
Video Usable as Viewfinder:
HD Video Out: No
HD Video Connection:
Lens & Optics
Lens Mount: n/a n/a
Lens: Olympus lens; 10 Lenses in 8 Groups, 3 Aspherical Lenses, 1 ED Lens Sigma Lens; 8 elements in 6 groups
Focal Length (35mm equivalent): 38 - 114mm 45mm
Focal Length (actual): 6.7 - 20.1mm 30mm
Zoom Ratio: 3.00x Non-Zoom
Aperture Range: f/3.5 (wide) / f/5.0 (tele) - ??? f/2.8 - f/16, with 9-bladed diaphragm
Integrated ND Filter: No No
Normal Focus Range: 50 cm to Infinity
19.7 in to Infinity 		100 cm to Infinity
39.4 in to Infinity
Macro Focus Range: 7 - 50 cm
2.8 - 19.7 in 		28 cm to Infinity
11.0 in to Infinity
Filter Thread: n/a 49.0mm
Thread Type: n/a n/a
Optical Image Stabilization: No No
Digital Zoom: Yes No
Digital Zoom Values: Up to 5x n/a
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: CCD contrast detection Contrast Detection; 9 points select mode, Free move mode (It is possible to change the size of Focus Frame to Spot, Regular and Large.)
Auto Focus Assist Light? No No
Manual Focus: No Yes
Viewfinder
Viewfinder: LCD No / LCD
Viewfinder Type:   Optional add-on optical type VF-21.
Focus Peaking: No No
EVF Resolution: n/a n/a
Viewfinder Magnification (35mm equivalent):    
Viewfinder Magnification (nominal/claimed):    
Display
Eye-level Viewfinder: No No
Rear Display: Yes Yes
Rear Display Size (inches): 2.5 3.0
Rear Display Resolution: 230,000 dots 921,600 dots (307,200 px)
Touchscreen: No No
Articulating Screen: No No
Tilt Swivel Screen: No No
Selfie Screen: No No
Max Playback Zoom: 10.0x 10.0x
Top Deck Display: No
Exposure
Maximum ISO (native):   6400
Minimum ISO (native):   100
ISO Settings: Auto, 64, 100, 200, 400, 800, 1600 Auto (with programmable low and high limits), 100-6400 in 1 or 1/3 EV steps
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Overcast, Tungsten, Fluorescent 1, Fluorescent 2, Fluorescent 3 Auto, Sunlight, Shade, Overcast, Incandescent, Fluorescent, Flash, Custom
Shutter Speed Range: 1/1000 - 4 sec 1/2000 - 30 sec
Bulb Mode: No No
Exposure Compensation: +/- 2.0EV in 0.3EV steps +/- 3.0EV in 0.3EV steps
Metering Modes: Digital ESP Metering, Face Detection AE (when Face Detection AF is selected) Evaluative, center-weighted average, spot
Program Auto Exposure: Yes Yes
Aperture Priority: No Yes
Shutter Priority: No Yes
Full Manual Exposure: No Yes
Creative Exposure Modes: Portrait, Landscape, Night Scene, Night+Portrait, Sport, Indoor, Candle, Self Portrait, Sunset, Fireworks, Cuisine, Documents, Underwater Snapshot No scene modes or effects. Note that maximum shutter speed varies with aperture. Top shutter speeds are 1/2000s at f/5.6-f/16, 1/1600s at f/4.0-f/16 and 1/1250s at f/2.8-f/16.
Self Timer: 12 seconds seconds 2 or 10 seconds
Time Lapse (intervalometer):   Yes
High Resolution Composite: No No
Flash
Built-in Flash: Yes No
Flash Modes: Auto, Red-Eye Reduction, Fill-In, Off Normal, Redeye, Slow Sync., Redeye + Slow Sync (with compatible external flash unit)
Flash Guide Number (ISO 100): n/a n/a
Flash Range Description: ISO 800: Wide: 0.66ft (0.2m) – 13.5ft (4.1m); Tele: 0.98ft (0.3m) – 9.5ft (2.9m) n/a
Max Flash Sync:    
Flash Exposure Compensation:   +/- 3.0 EV in 0.3EV steps
External Flash Connection: n/a Hot Shoe
Built-In Wireless Flash Control:    
Image Storage
Usable Memory Types: xD SD / SDHC / SDXC
UHS Support:   No UHS support
Other Memory: MicroSD  
Dual Card Slots: No No
RAW Capture Support: No Yes
Uncompressed Format:   12-bit RAW (.X3F), RAW+JPEG
Movie File Format: AVI Motion JPEG AVI (Motion JPEG) with monaural sound
Included Memory: 0.0 MB No memory included
Included Memory Type: built-in memory  
Connectivity
Built-In Wi-Fi: No No
NFC: No 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: No No
DPOF Compliant: No Yes
Remote Control: No
Remote Control Type:    
Connections (extended): Multi-terminal (USB, A/V out, DC input) Combined USB/AV
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 3.95  
Cycle time for RAW shooting in single shot mode (seconds per frame):    
Buffer size for RAW shooting in single shot mode (frames):    
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot):    
Camera penalizes early shutter press? Yes
JPEG shooting speed in burst mode (fps, max resolution):   4.0
Buffer size for JPEG shooting in burst mode (frames, max resolution):   7
RAW shooting speed in burst mode (fps):   4.0
Buffer size for RAW shooting in burst mode (frames):   7
RAW+JPEG shooting speed in burst mode (fps):   4.0
Buffer Size for RAW+JPEG shooting in burst mode (frames):   7
Shutter lag (full AF, wide/mid): 0.90 seconds  
Shutter lag (full AF, tele): 1.33 seconds  
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus):    
Shutter lag (full AF, with flash):    
Shutter Lag (prefocused): 0.366 seconds  
Shutter Lag (notes):    
Startup Time: 3.3 seconds  
Play -> Record Time:    
Flash cycle time, full power: 6.5 seconds  
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 140 shots 97 shots
Battery Life, Still (CIPA Rating OVF/EVF):    
Battery Life, Video:    
Battery Form Factor: Proprietary LI-42B Proprietary BP-41
Usable Battery Types: Lithium Ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary LI-42B Lithium Ion rechargeable 2 x Proprietary BP-41 Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included: Yes
Internal Charging Supported: No
Software
Included Software: OLYMPUS Master 2 Software SIGMA Photo Pro
OS Compatibility:   Windows, Mac OS
Miscellaneous
Notes & Features: Available in black and aqua blue. Waterproof: Equivalent to IEC60529 IPX8/JISC0920 (10ft/3m) Update of DP2x with same 14.8MP x 3 Foveon X3 Full Color sensor used in the SD1, 3-inch 921K-dot LCD, and dual TRUE II processors.