• 35mm 861.6mm2
  • 24.6 megapixels
  • ISO 200 - 3200
  • 1/1.7 inch 43.3mm2
  • 10.1 megapixels
  • 28.00mm - 200.00mm (35mm eq.)
  • Detailed specifications
  • Sony Alpha DSLR-A850
  • Nikon Coolpix P7100
Links
Prices:    
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:    
Successor:   Nikon P7700
P7100 vs P7700
General
Model Number: A850 P7100
Alternate Model Number(s):    
Camera Format: Pro SLR Mid-Sized
Currently Manufactured: No No
Retail Price: $1999.95 $499.95
Street Price: $2,219.00  
Date Available: 2009-10-08 2011-09-15
Tripod Mount: Yes Yes
Weight: 30.0 oz (850 g) 13.9 oz (395 g)
includes batteries
Size: 6.2 x 4.6 x 3.2 in.
(156 x 117 x 82 mm)
4.6 x 3.0 x 1.9 in.
(116 x 77 x 48 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CCD
Sensor Manufacturer: Sony  
Effective Megapixels: 24.6 10.1
Sensor Format: 35mm 1/1.7 inch
Sensor size: 861.6mm2 (35.90mm x 24.00mm) 43.32mm2 (7.6mm x 5.7mm)
Approximate Pixel Pitch: 5.94 microns 2.08 microns
Focal Length Multiplier: 1.0x n/a
Aspect Ratio: 3:2, 16:9 4:3
Color Filter Type: RGBG  
Anti Aliasing Filter: Fixed  
Self-Cleaning: Yes No
Sensor shift image stabilization: Yes No
On-Sensor Phase Detect: No No
DxO Sensor Score: 79 41
DxO Color Depth Score (bits): 23.8 19.4
DxO Dynamic Range Score (evs): 12.2 10.7
DxO Maximum Effective ISO Score (iso): 1,415 165
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)
3648 x 2736 (10.0 MP, 4:3),
3648 x 2432 (8.9 MP, 3:2),
3584 x 2016 (7.2 MP, 16:9),
3264 x 2448 (8.0 MP, 4:3),
2736 x 2736 (7.5 MP, 1:1),
2592 x 1944 (5.0 MP, 4:3),
2048 x 1536 (3.1 MP, 4:3),
1600 x 1200 (1.9 MP, 4:3),
1280 x 960 (1.2 MP, 4:3),
1024 x 768 (0.8 MP, 4:3),
640 x 480 (0.3 MP, 4:3)
Image File Format: JPEG (EXIF 2.21), RAW, cRAW, RAW+JPEG; (ARW 2.0) JPEG (EXIF 2.3), 12-bit RAW (.NRW), RAW+JPEG
Continuous-mode frames/second: 3.0 1.2
Video Capture
Can take movies: No Yes
Movie Resolution: 1280x720 (24)
640x480 (30)
320x240 (30)
Movie File Format:   MOV (Video:MPEG-4 AVC/H.264, Audio: AAC stereo)
Composite Video Out: Yes Yes
NTSC/PAL Switchable Video: Yes Yes
Video Usable as Viewfinder: No
HD Video Out: Yes Yes
HD Video Connection: HDMI HDMI
Lens & Optics
Lens Mount: Sony Alpha (Minolta A) n/a
Lens: n/a Zoom-Nikkor ED VR; 11 elements in 9 groups
Focal Length (35mm equivalent):   28 - 200mm
Focal Length (actual):   6 - 42.6mm
Zoom Ratio:   7.10x
Aperture Range:   f/2.8 (wide) / f/5.6 (tele) - f/8.0
Integrated ND Filter: No Yes
Normal Focus Range:   50 cm to Infinity
19.7 in to Infinity
Macro Focus Range:   2 cm to Infinity
0.8 in to Infinity
Filter Thread: n/a n/a
Thread Type: n/a n/a
Optical Image Stabilization: No Yes
Digital Zoom: No Yes
Digital Zoom Values: n/a Up to 4x
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. Contrast Detect: Auto (9-area automatic selection), Center (wide, normal, spot), Face priority, Manual with 99 focus areas, Subject tracking
Auto Focus Assist Light? Yes Yes
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 Real-image optical viewfinder with diopter adjustment
Focus Peaking: No No
EVF Resolution: n/a n/a
Viewfinder Magnification (35mm equivalent): 0.74x  
Viewfinder Magnification (nominal/claimed): 0.74x  
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
Touchscreen: No No
Articulating Screen: No Yes
Tilt Swivel Screen: No
Selfie Screen: No
Max Playback Zoom: 19.0x 10.0x
Top Deck Display: Yes
Exposure
Maximum ISO (native): 3200  
Minimum ISO (native): 200  
ISO Settings: Auto, 200-3200, Extensions to 100 and 6400 Auto (100 to 800), Fixed range auto (100 to 200, 100 to 400), High ISO Sensitivity auto (100 to 1600), Low noise night mode (400 to 12800), 100, 200, 400, 800, 1600, 3200, Hi 1=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 1 (Normal), Auto 2 (Warm), Cloudy, Daylight, Fluorescent (1/2/3), Incandescent, Cloudy, Flash, Manual, Fine Tune By Kelvin Color Temperature Setting
Shutter Speed Range: 1/8000 - 30 sec 1/4000 - 60 sec
Bulb Mode: Yes No
Exposure Compensation: +/- 3.0EV in 0.3EV steps +/- 3.0EV in 0.3EV steps
Metering Modes: 40-segment Honeycomb Pattern, Center-weighted, Spot 256-segment Matrix, Center-Weighted, Spot, Spot AF area (99 focus areas)
Program Auto Exposure: Yes Yes
Aperture Priority: Yes Yes
Shutter Priority: Yes Yes
Full Manual Exposure: Yes Yes
Creative Exposure Modes:   Back Light, Beach, Black and White Copy, Close Up, Dusk/Dawn, Fireworks Show, Food, Landscape, Museum, Night Landscape, Night Portrait, Panorama Assist, Party/Indoor, Pet Portrait, Portrait, Scene Auto Selector, Snow, Sports, Sunset
Self Timer: 2 or 10 seconds 10 or 2 seconds
Time Lapse (intervalometer):    
High Resolution Composite: No No
Flash
Built-in Flash: No Yes
Flash Modes: n/a Auto, Auto with red-eye reduction, Fill flash, Manual (1/64 - full power), Slow sync, Rear curtain sync
Flash Guide Number (ISO 100): n/a n/a
Flash Range Description: n/a Auto ISO: [W]: 0.3 to 9.0m (1 ft. to 29 ft.); [T]: 0.3 to 4.5m (1 ft. to 14 ft.)
Max Flash Sync: 1/250  
Flash Exposure Compensation: +/- 3.0 EV in 0.3EV steps +/- 2.0 EV in 0.3EV steps
External Flash Connection: Hot shoe, PC-sync Hot Shoe (iTTL)
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) 12-bit RAW (.NRW), RAW+JPEG
Movie File Format:   MOV (Video:MPEG-4 AVC/H.264, Audio: AAC stereo)
Included Memory:   94.0 MB
Included Memory Type:   Internal
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 Yes
DPOF Compliant: Yes Yes
Remote Control: Yes Yes
Remote Control Type: Optional wired or wireless Optional IR (ML-L3)
Connections (extended): DC input, Multi-connector, Sync termimal, Remote terminal, HDMI Type-C minijack Mini HDMI, 3.5mm Stereo Microphone Jack, IR Remote (2 receivers)
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 0.40 2.02
Cycle time for RAW shooting in single shot mode (seconds per frame): 0.50 2.43
Buffer size for RAW shooting in single shot mode (frames): 23 Unlimited
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 1.2
Buffer size for JPEG shooting in burst mode (frames, max resolution): 23 Unlimited
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 0.28 seconds
Shutter lag (full AF, tele):   0.27 seconds
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus): 0.154 seconds 0.193 seconds
Shutter lag (full AF, with flash):   0.59 seconds
Shutter Lag (prefocused): 0.074 seconds 0.019 seconds
Shutter Lag (notes):    
Startup Time: 0.5 seconds 1.9 seconds
Play -> Record Time: 0.3 seconds 1.2 seconds
Flash cycle time, full power:   4.7 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):   350 shots
Battery Life, Still (CIPA Rating OVF/EVF): 880 shots  
Battery Life, Video:    
Battery Form Factor: Proprietary Proprietary EN-EL14
Usable Battery Types: NP-FM500H Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary NP-FM500H Lithium-ion rechargeable 1 x Proprietary EN-EL14 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). Nikon ViewNX 2 CD-ROM
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. New AF system, 3-inch tilting LCD, improved performance, new Special Effects and Filter Effects.