• 35mm 861.6mm2
  • 24.6 megapixels
  • ISO 200 - 3200
  • 35mm 855.6mm2
  • 24.0 megapixels
  • ISO 320 - 25,000
  • Detailed specifications
  • Sony Alpha DSLR-A850
  • Leica M Monochrom (Typ 246)
Links
Prices:   Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:    
Successor:    
General
Model Number: A850 M Monochrom (Typ 246)
Alternate Model Number(s):    
Camera Format: Pro SLR Rangefinder
Currently Manufactured: No Yes
Retail Price: $1999.95 $7450.00
Street Price: $2,219.00 $7,595.00
Date Available: 2009-10-08 2015-05-07
Tripod Mount: Yes Yes
Weight: 30.0 oz (850 g) 24.0 oz (680 g)
includes batteries
Size: 6.2 x 4.6 x 3.2 in.
(156 x 117 x 82 mm)
5.5 x 3.1 x 1.7 in.
(139 x 80 x 42 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer: Sony  
Effective Megapixels: 24.6 24.0
Sensor Format: 35mm 35mm
Sensor size: 861.6mm2 (35.90mm x 24.00mm) 855.62mm2 (35.80mm x 23.90mm)
Approximate Pixel Pitch: 5.94 microns 6.01 microns
Focal Length Multiplier: 1.0x 1.0x
Aspect Ratio: 3:2, 16:9 3:2
Color Filter Type: RGBG None
Anti Aliasing Filter: Fixed None
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)
5952 x 3968 (23.6 MP, 3:2),
4256 x 2832 (12.1 MP, 3:2),
2976 x 1984 (5.9 MP, 3:2),
1600 x 1072 (1.7 MP, Other)
Image File Format: JPEG (EXIF 2.21), RAW, cRAW, RAW+JPEG; (ARW 2.0) JPEG, .DNG RAW (14-bit, compressed or uncompressed), RAW+JPEG
Continuous-mode frames/second: 3.0 3.0
Video Capture
Can take movies: No Yes
Movie Resolution: 1920x1080 (25p/​24p)
1280x720 (25p/​24p)
Movie File Format:   QuickTime Motion JPEG (MOV); built-in mic is mono, but external stereo mic adapter available
Composite Video Out: Yes No
NTSC/PAL Switchable Video: Yes n/a
Video Usable as Viewfinder: No n/a
HD Video Out: Yes No
HD Video Connection: HDMI
Lens & Optics
Lens Mount: Sony Alpha (Minolta A) Leica M bayonet
Lens: n/a n/a
Focal Length (35mm equivalent):    
Focal Length (actual):    
Zoom Ratio:    
Aperture Range:   Varies with lens used
Integrated ND Filter: No No
Normal Focus Range:    
Macro Focus Range:    
Filter Thread: n/a n/a
Thread Type: n/a n/a
Optical Image Stabilization: No No
Digital Zoom: No No
Digital Zoom Values: n/a n/a
Auto Focus
Auto Focus: Yes No
Auto Focus Type: 9-point TTL phase detection with 10 assist points, center dual-cross at f/2.8. N/A (Manual focus with OVF/Live View with magnification, focus peaking)
Auto Focus Assist Light? Yes n/a
Manual Focus: Yes Yes
Viewfinder
Viewfinder: Optical / LCD (playback only) Optical / LCD
Viewfinder Type: SLR type; eye-level pentaprism with 98% coverage, 0.74x mag., 20mm eyepoint, -3 to +1 diopter Non-TTL bright-line frame rangefinder w/ automatic parallax compensation, 0.68x magnification, calibrated to -0.5 dpt (corrective lenses from -3 to +3 diopter available); Optional Visoflex EVF-2 Electronic Viewfinder
Focus Peaking: No Yes
EVF Resolution: n/a n/a
Viewfinder Magnification (35mm equivalent): 0.74x 0.68x
Viewfinder Magnification (nominal/claimed): 0.74x 0.68x
Display
Eye-level Viewfinder: Yes Yes
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.0
Rear Display Resolution: 921,600 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: 19.0x  
Top Deck Display: Yes No
Exposure
Maximum ISO (native): 3200 25000
Minimum ISO (native): 200 320
ISO Settings: Auto, 200-3200, Extensions to 100 and 6400 Auto, ISO 320 to 25000 in 1/3 EV steps
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) None
Shutter Speed Range: 1/8000 - 30 sec 1/4000 - 60 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 OVF: TTL Center-weighted with working aperture; Live view: TTL Multi, Center-weighted, Spot
Program Auto Exposure: Yes No
Aperture Priority: Yes Yes
Shutter Priority: Yes No
Full Manual Exposure: Yes Yes
Creative Exposure Modes:   B&W capture only; Filters available including new yellow, orange and green filters.
Self Timer: 2 or 10 seconds 2 or 12 seconds
Time Lapse (intervalometer):    
High Resolution Composite: No No
Flash
Built-in Flash: No No
Flash Modes: n/a Control with center-weighted TTL pre-flash metering (with SCA-3501/3502 adapter, or SCA-3000 standard flash unit such as Leica SF 24D/Leica SF 58); First or second curtain sync.
Flash Guide Number (ISO 100): n/a n/a
Flash Range Description: n/a n/a
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 SCA-3502 compatible hot shoe, with center contact
Built-In Wireless Flash Control:    
Image Storage
Usable Memory Types: CF1 / CF2 / MS Duo / MS PRO Duo / Microdrive SD / SDHC / SDXC
UHS Support:    
Other Memory:    
Dual Card Slots: Yes No
RAW Capture Support: Yes Yes
Uncompressed Format: RAW, cRAW, RAW+JPEG; (ARW 2.0) .DNG RAW (14-bit, compressed or uncompressed), RAW+JPEG
Movie File Format:   QuickTime Motion JPEG (MOV); built-in mic is mono, but external stereo mic adapter available
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
PictBridge Compliant: Yes No
DPOF Compliant: Yes No
Remote Control: Yes Yes
Remote Control Type: Optional wired or wireless Threaded cable release
Connections (extended): DC input, Multi-connector, Sync termimal, Remote terminal, HDMI Type-C minijack Accessory port, contact strip for Multifunction Hand Grip M
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 0.40  
Cycle time for RAW shooting in single shot mode (seconds per frame): 0.50  
Buffer size for RAW shooting in single shot mode (frames): 23  
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): 3.0 3.0
Buffer size for JPEG shooting in burst mode (frames, max resolution): 23 30
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  
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  
Shutter lag (full AF, with flash):    
Shutter Lag (prefocused): 0.074 seconds  
Shutter Lag (notes):    
Startup Time: 0.5 seconds  
Play -> Record Time: 0.3 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 7.4v 1800mAh
Usable Battery Types: NP-FM500H Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary NP-FM500H Lithium-ion rechargeable 1 x Proprietary 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: Image Data Converter SR, Image Data Lightbox SR, Remote Camera Control (all Windows & Macintosh), Picture Motion Browser (Windows only). Free download of Adobe Lightroom for registered owners
OS Compatibility: Windows 2000Pro/XP/Vista; Mac OS X (v 10.1.3+) Windows Vista SP2 /7/ 8; Mac OS X (10.5 or higher)
Miscellaneous
Notes & Features: Cost reduced Sony A900. Smaller viewfinder (98% vs 100%), slower burst mode (3 fps vs 5), wireless remote not included. Captures black and white stills and video with no interpolation. Finished in black chrome.