• APS-C 369.0mm2
  • 14.8 megapixels
  • 28.00mm (35mm eq.)
  • 1/1.7 inch 43.3mm2
  • 12.4 megapixels
  • ISO 100 - 12,800
  • Detailed specifications
  • Sigma DP1 Merrill
  • Pentax Q-S1
Links
Prices: Compare Prices Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:   Pentax Q7
Q7 vs Q-S1
Successor:    
General
Model Number: DP1 Merrill Q-S1
Alternate Model Number(s):    
Camera Format: Mid-Sized Compact System Camera
Currently Manufactured: No No
Retail Price: $799.00 $499.95
Street Price: $849.00 $349.95
Date Available: 2012-09-15 2014-08-31
Tripod Mount: Yes Yes
Weight: 13.8 oz (391 g)
includes batteries
7.2 oz (203 g)
includes batteries
Size: 4.8 x 2.6 x 2.5 in.
(122 x 67 x 64 mm)
4.1 x 2.3 x 1.3 in.
(105 x 58 x 34 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer: Foveon X3  
Effective Megapixels: 14.8 12.4
Sensor Format: APS-C 1/1.7 inch
Sensor size: 368.95mm2 (23.50mm x 15.70mm) 43.32mm2 (7.60mm x 5.70mm)
Approximate Pixel Pitch: 5.00 microns 1.90 microns
Focal Length Multiplier: n/a 4.6x
Aspect Ratio: 3:2 4:3
Color Filter Type: Full Color RGBG
Anti Aliasing Filter: Not needed Fixed
Self-Cleaning: No Yes
Sensor shift image stabilization: No Yes
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: 4704 x 3136 (14.8 MP, 3:2),
3264 x 2176 (7.1 MP, 3:2),
2336 x 1568 (3.7 MP, Other)
4000 x 3000 (12.0 MP, 4:3),
4000 x 2664 (10.7 MP, 3:2),
4000 x 2248 (9.0 MP, 16:9),
2992 x 2992 (9.0 MP, 1:1),
3072 x 2304 (7.1 MP, 4:3),
3072 x 2048 (6.3 MP, 3:2),
3072 x 1728 (5.3 MP, 16:9),
2304 x 2304 (5.3 MP, 1:1),
1920 x 1440 (2.8 MP, 4:3),
1920 x 1280 (2.5 MP, 3:2),
1920 x 1080 (2.1 MP, 16:9),
1440 x 1440 (2.1 MP, 1:1)
Image File Format: JPEG, 12-bit RAW (.X3F), RAW+JPEG JPEG (Exif 2.3), 12-bit RAW (DNG), RAW+JPEG
Continuous-mode frames/second: 3.8 5.0
Video Capture
Can take movies: Yes Yes
Movie Resolution: 640x480 (30) 1920x1080 (30p/​25p/​24p)
1280x720 (30p/​25p/​24p)
640x480 (30p/​25p/​24p)
Movie File Format: AVI (Motion JPEG) with monaural sound MOV (AVC H.264) with monaural sound
Composite Video Out: Yes Yes
NTSC/PAL Switchable Video: Yes Yes
Video Usable as Viewfinder:
HD Video Out: No Yes
HD Video Connection: HDMI
Lens & Optics
Lens Mount: n/a Pentax Q
Lens: Sigma Lens; 9 elements in 8 groups 02 Standard Zoom smc Pentax 5-15mm f/2.8-4.5 ED AL [IF]
Focal Length (35mm equivalent): 28mm 23 - 69mm
Focal Length (actual): 19mm 5 - 15mm
Zoom Ratio: 1.00x 3.00x
Aperture Range: f/2.8 - f/16, with 9-bladed diaphragm f/2.8 (W) / f/4.5 (T) - f/8
Integrated ND Filter: No No
Normal Focus Range: 100 cm to Infinity
39.4 in to Infinity
30 cm to Infinity
11.8 in to Infinity
Macro Focus Range: 20 cm to Infinity
7.9 in to Infinity
 
Filter Thread: 49.0mm 40.5mm
Thread Type: n/a n/a
Optical Image Stabilization: No No
Digital Zoom: No
Digital Zoom Values: n/a  
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Contrast Detection: 9 points select mode, Free move mode; possible to change size of focus frame (Spot, Regular, Large) Contrast Detection: AF Single (w focus lock, focus/release priority selectable), AF Continuous, AF Face Detection, Manual; Auto 25 Point, User-Selectable, Center
Auto Focus Assist Light? No Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: No / LCD No / LCD
Viewfinder Type: Optional add-on optical type VF-11. Optional O-VF1 Optical Viewfinder (hotshoe mount)
Focus Peaking: No Yes
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): 3.0 3.0
Rear Display Resolution: 921,600 dots (307,200 px) 460,000 dots
Touchscreen: No No
Articulating Screen: No No
Tilt Swivel Screen: No No
Selfie Screen: No No
Max Playback Zoom: 10.0x 16.0x
Top Deck Display: No No
Exposure
Maximum ISO (native): 6400 12800
Minimum ISO (native): 100 100
ISO Settings: Auto (with programmable low and high limits), 100-6400 in 1 or 1/3 EV steps Auto: ISO 100 to 12800 (1/3 EV steps); Bulb mode up to ISO 1600
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Sunlight, Shade, Overcast, Incandescent, Fluorescent, Flash, Custom Auto, Daylight, Shade, Cloudy, Fluorescent (D, N, W, L), Tungsten, Flash, CTE
Shutter Speed Range: 1/2000 - 30 sec 1/8000 - 30 sec
Bulb Mode: No Yes
Exposure Compensation: +/- 3.0EV in 0.3EV steps +/- 3.0EV in 0.3EV steps
Metering Modes: Evaluative, center-weighted average, spot Multi-segment, Center-weighted, Spot
Program Auto Exposure: Yes Yes
Aperture Priority: Yes Yes
Shutter Priority: Yes Yes
Full Manual Exposure: Yes Yes
Creative Exposure Modes: 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. Scene: Portrait, Landscape, Macro, Moving Object, Night Scene Portrait, Sunset, Blue Sky, Forest, Night Scene, Night Scene HDR, Night Snap, HDR, Quick Macro, Food, Pet, Kids, Surf&Snow, Backlight Silhouette, Candlelight, Stage Lighting, Museum; Digital filters (capture): Toy Camera, High Contrast, Shading, Slim, HDR, Invert Color, Extract Color, Color, Water Color, Posterization, Fish-eye); HDR Capture: Auto, HDR 1, HDR 2; Dynamic Range Adjustment: Highlight and/or Shadow correction
Self Timer: 2 or 10 seconds 2 or 12 seconds
Time Lapse (intervalometer): Yes Yes
High Resolution Composite: No No
Flash
Built-in Flash: No Yes
Flash Modes: Normal, Redeye, Slow Sync., Redeye + Slow Sync (with compatible external flash unit) P-TTL, Red-eye Reduction, Slow-speed Sync, Trailing Curtain Sync
Flash Guide Number (ISO 100): n/a 4.9 m / 16.1 ft.
Flash Range Description: n/a Lens dependent. GN of ~7m at ISO 200.
Max Flash Sync:   1/2000
Flash Exposure Compensation: +/- 3.0 EV in 0.3EV steps -2 to +1 EV
External Flash Connection: Hot Shoe Hot Shoe
Built-In Wireless Flash Control:    
Image Storage
Usable Memory Types: SD / SDHC / SDXC SD / SDHC / SDXC
UHS Support: No UHS support  
Other Memory:   Eye-Fi
Dual Card Slots: No No
RAW Capture Support: Yes Yes
Uncompressed Format: 12-bit RAW (.X3F), RAW+JPEG 12-bit RAW (DNG), RAW+JPEG
Movie File Format: AVI (Motion JPEG) with monaural sound MOV (AVC H.264) with monaural sound
Included Memory: No memory included No memory included
Included Memory Type:    
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: Yes Yes
Remote Control: No Yes
Remote Control Type:   Optional IR
Connections (extended): Combined USB/AV Micro (Type D) HDMI
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 1.68 1.50
Cycle time for RAW shooting in single shot mode (seconds per frame): 1.84  
Buffer size for RAW shooting in single shot mode (frames): 9  
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot): 1.88  
Camera penalizes early shutter press? Yes
JPEG shooting speed in burst mode (fps, max resolution): 3.8 5.0
Buffer size for JPEG shooting in burst mode (frames, max resolution): 7 5
RAW shooting speed in burst mode (fps): 3.8  
Buffer size for RAW shooting in burst mode (frames): 7  
RAW+JPEG shooting speed in burst mode (fps): 3.8  
Buffer Size for RAW+JPEG shooting in burst mode (frames): 7  
Shutter lag (full AF, wide/mid): 0.49 seconds  
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus): 0.081 seconds  
Shutter lag (full AF, with flash):    
Shutter Lag (prefocused): 0.043 seconds  
Shutter Lag (notes): Full AF lag, Speed Priority AF mode = 0.424s  
Startup Time: 2.9 seconds  
Play -> Record Time: 0.8 seconds  
Flash cycle time, full power:    
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 97 shots 250 shots
Battery Life, Still (CIPA Rating OVF/EVF):    
Battery Life, Video:    
Battery Form Factor: Proprietary BP-41 Proprietary D-LI68
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 2 x Proprietary BP-41 Lithium-ion rechargeable 1 x Proprietary D-LI68 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: SIGMA Photo Pro Digital Camera Utility 5
OS Compatibility: Windows, Mac OS Windows Vista/7/8/8.1, Mac OS X 10.6+
Miscellaneous
Notes & Features: Update of DP1x with same 14.8MP x 3 Foveon X3 Full Color sensor used in the SD1, 3-inch 920K-dot LCD, and dual TRUE II processors. New body, faster focusing, continuous AF in movies for Performance-series lenses with the exception of the 06 Telephoto Zoom. Also adds Antique and Fade Color effects, but removes Cross Processing and Watercolor effects. Available in 40 color combinations via Pentax's Color To Order system, of which four combinations are also available at retail.