• APS-C 369.7mm2
  • 14.2 megapixels
  • ISO 200 - 12,800
  • 1/2.3 inch 28.1mm2
  • 14.0 megapixels
  • 22.00mm - 896.00mm (35mm eq.)
  • Detailed specifications
  • Sony Alpha DSLR-A550
  • Olympus SP-820UZ
Links
Prices:    
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:    
Successor:    
General
Model Number: DSLR-A550 SP-820UZ
Alternate Model Number(s):    
Camera Format: SLR Mid-Sized
Currently Manufactured: No No
Retail Price: $1049.99 $329.99
Street Price: $859.40 $299.00
Date Available: 2009-10-08 2012-09-15
Tripod Mount: Yes Yes
Weight: 32.2 oz (912 g)
includes batteries, kit lens
17.1 oz (485 g)
includes batteries
Size: 5.4 x 4.1 x 3.3 in.
(137 x 104 x 84 mm)
4.6 x 3.1 x 3.7 in.
(117 x 78 x 93 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer: Sony  
Effective Megapixels: 14.2 14.0
Sensor Format: APS-C 1/2.3 inch
Sensor size: 369.72mm2 (23.7mm x 15.6mm) 28.0735mm2 (6.17mm x 4.55mm)
Approximate Pixel Pitch: 5.16 microns 1.44 microns
Focal Length Multiplier: 1.5x n/a
Aspect Ratio: 3:2, 16:9 4:3
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: Fixed  
Self-Cleaning: Yes No
Sensor shift image stabilization: Yes Yes
On-Sensor Phase Detect: No No
DxO Sensor Score: 66  
DxO Color Depth Score (bits): 21.9  
DxO Dynamic Range Score (evs): 11.8  
DxO Maximum Effective ISO Score (iso): 807  
Image Capture
Image Resolution: 4592 x 3056 (14.0 MP, 3:2),
4592 x 2576 (11.8 MP, 16:9),
3344 x 2224 (7.4 MP, 3:2),
3344 x 1872 (6.3 MP, Other),
2288 x 1520 (3.5 MP, Other),
2288 x 1280 (2.9 MP, Other)
4288 x 3216 (13.8 MP, 4:3),
4288 x 2416 (10.4 MP, Other),
3264 x 2448 (8.0 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)
Image File Format: JPEG, RAW JPEG
Continuous-mode frames/second: 6.7 3.0
Video Capture
Can take movies: No Yes
Movie Resolution: 1920x1080 (30p)
1280x720 (30p/​60p)
640x480 (30p/​120p)
320x240 (240p)
Movie File Format:   MOV (H.264 video with Linear PCM monaural audio )
Composite Video Out: No Yes
NTSC/PAL Switchable Video: n/a Yes
Video Usable as Viewfinder: n/a
HD Video Out: Yes Yes
HD Video Connection: HDMI HDMI
Lens & Optics
Lens Mount: Sony Alpha (Minolta A) n/a
Lens: Sony 18-55mm f/3.5-5.6 DT SAM Olympus lens; 14 elements in 9 groups including 4 aspherical and 1 ED glass element
Focal Length (35mm equivalent): 27 - 83mm 22 - 896mm
Focal Length (actual): 18 - 55mm 4 - 160mm
Zoom Ratio: 3.00x 40.00x
Aperture Range: f/3.5 - 22 (W), f/5.6 - ?? (T) f/3.4 (wide) / f/5.7 (tele) - ???
Integrated ND Filter: No No
Normal Focus Range:   10 cm to Infinity
3.9 in to Infinity
Macro Focus Range:   1 cm to Infinity
0.4 in to Infinity
Filter Thread: 55.0mm n/a
Thread Type: n/a n/a
Optical Image Stabilization: No No
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 (one cross-type sensor) with eye-start AF; Wide, Spot, Local modes Contrast Detection; iESP, Face Detection AF, Spot, AF Tracking
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes No
Viewfinder
Viewfinder: Optical / LCD LCD
Viewfinder Type: SLR type; eye-level pentamirror, 95% coverage, 0.80x mag., 19mm eyepoint, -2.5 to +1.0 diopter  
Focus Peaking: No No
EVF Resolution: n/a n/a
Viewfinder Magnification (35mm equivalent): 0.53x  
Viewfinder Magnification (nominal/claimed): 0.80x  
Display
Eye-level Viewfinder: Yes No
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: Yes No
Tilt Swivel Screen: No
Selfie Screen: No
Max Playback Zoom: 14.0x 10.0x
Top Deck Display: No
Exposure
Maximum ISO (native): 12800  
Minimum ISO (native): 200  
ISO Settings: Auto (200-1600), 200, 400, 800, 1600, 3200, 6400, 12800 Auto, High Auto, 80, 100, 200, 400, 800, 1600, 3200, 6400
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Shade, Cloudy, Incandescent, Fluorescent, Flash, Custom Auto, Daylight, Overcast, Tungsten, Fluorescent 1, Custom (2)
Shutter Speed Range: 1/4000 - 30 sec 1/2000 - 4 sec
Bulb Mode: Yes Yes
Exposure Compensation: +/- 2.0EV in 0.3EV steps +/- 2.0EV in 0.3EV steps
Metering Modes: 40-segment Multi Segment, Center-weighted, Spot; (1200 zone evaluative metering in Live View) Digital ESP Metering, Spot Metering
Program Auto Exposure: Yes Yes
Aperture Priority: Yes No
Shutter Priority: Yes No
Full Manual Exposure: Yes No
Creative Exposure Modes: Portrait, Landscape, Macro, Sports, Sunset, Night Portrait/Night View Beauty Mode, Panorama, Hand-Held Starlight, Photo+Video Clip, Scene Modes (Portrait, Landscape, Night Scene, Night + Portrait, Sport, Indoor, Self Portrait, Sunset, Fireworks, Cuisine, Documents, Beach & Snow, Pet (Cat), Pet (Dog), Backligh HDR); Magic Filter: Pop Art, Pinhole, Fisheye, Drawing, Soft Focus, Punk, Sparkle, Watercolor, Reflection, Miniature, Fragmented, Dramatic
Self Timer: 2 or 10 seconds 2, 12, Pet Auto Shutter seconds
Time Lapse (intervalometer):    
High Resolution Composite: No No
Flash
Built-in Flash: Yes Yes
Flash Modes: Auto, Fill-flash, Rear sync, Wireless, High-Speed sync, Slow sync, Red-eye reduction: On/Off Auto, Red-eye reduction, Fill-in, Off
Flash Guide Number (ISO 100): 12.0 m / 39.4 ft. n/a
Flash Range Description: Lens dependent ISO 3200: W: 0.2m - 15.0m; T: 3.0m - 8.9m
Max Flash Sync: 1/160  
Flash Exposure Compensation: +/- 2.0 EV in 0.3EV steps  
External Flash Connection: Hot shoe n/a
Built-In Wireless Flash Control: Full TTL exposure  
Image Storage
Usable Memory Types: MS Duo / MS PRO Duo / SD / SDHC SD / SDHC / SDXC
UHS Support:    
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: Yes No
Uncompressed Format: RAW  
Movie File Format:   MOV (H.264 video with Linear PCM monaural audio )
Included Memory:   43.0 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 No
Remote Control Type: Optional Wireless or Wired  
Connections (extended): DC input, mini-HDMI, Wired Remote DC Input, Combined AV/USB, Micro (Type D) HDMI
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 0.41  
Cycle time for RAW shooting in single shot mode (seconds per frame): 0.41  
Buffer size for RAW shooting in single shot mode (frames): 19  
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot):    
Camera penalizes early shutter press? No
JPEG shooting speed in burst mode (fps, max resolution): 6.7 3.0
Buffer size for JPEG shooting in burst mode (frames, max resolution): 15 3
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): 0.178 seconds  
Shutter lag (full AF, with flash): 0.22 seconds  
Shutter Lag (prefocused): 0.074 seconds  
Shutter Lag (notes): Quick AF Live View shutter lag: 0.188s  
Startup Time: 0.5 seconds  
Play -> Record Time: 0.4 seconds  
Flash cycle time, full power: 3.5 seconds  
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):    
Battery Life, Still (CIPA Rating OVF/EVF): 950 shots  
Battery Life, Video:    
Battery Form Factor: Proprietary NP-FM500H 4 x AA
Usable Battery Types: Lithium-ion rechargeable Lithium or Alkaline disposable, NiMH rechargeable
Batteries Included: 1 x Proprietary NP-FM500H 4 x Alkaline AAs
Battery Charger Included (dedicated charger or AC/USB adapter): Yes No
Dedicated Battery Charger Included:
Internal Charging Supported:
Software
Included Software: Software/USB Driver CD-ROM OLYMPUS [ib] Software CD-ROM
OS Compatibility: Windows 2000/XP/Vista, Mac OS X (v. 10.13+)  
Miscellaneous
Notes & Features: Exmore CMOS Sensor, Variable-angle LCD, SteadyShot In-body Sensor-shift Image Stabilization, Live View, Auto HDR, D-Range Optimizer (Auto, Level 1-5), HDMI Output, 7 fps (AF/AE Locked). iHS Technology, Sensor-shift Image Stabilization, 1080p Full HD Movies, Smart Panorama, Enhanced iAuto, Backlight HDR, Hand Held Starlight, Magic Art Filters for Still and Video. Available in silver or black.