• APS-C 369.7mm2
  • 16.2 megapixels
  • ISO 100 - 12,800
  • 4/3 224.9mm2
  • 16.1 megapixels
  • ISO 200 - 25,600
  • Detailed specifications
  • Sony Alpha SLT-A55V
  • Olympus PEN E-PL9
Links
Prices:   Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:   Olympus E-PL8
E-PL8 vs E-PL9
Successor:    
General
Model Number: A55 E-PL9
Alternate Model Number(s): SLT-A55 (w/o GPS)  
Camera Format: SLR Compact System Camera
Currently Manufactured: No Yes
Retail Price: $849.99 $699.99
Street Price: $733.99 $599.33
Date Available: 2010-10-15 2018-04-05
Tripod Mount: Yes Yes
Weight: 25.6 oz (727 g)
includes batteries, kit lens
16.7 oz (473 g)
includes batteries, kit lens
Size: 4.9 x 3.6 x 3.3 in.
(124 x 92 x 85 mm)
4.6 x 2.7 x 1.5 in.
(117 x 68 x 39 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS Live MOS
Sensor Manufacturer: Sony Sony
Effective Megapixels: 16.2 16.1
Sensor Format: APS-C 4/3
Sensor size: 369.72mm2 (23.7mm x 15.6mm) 224.9mm2 (17.30mm x 13.00mm)
Approximate Pixel Pitch: 4.82 microns 3.75 microns
Focal Length Multiplier: 1.5x 2.0x
Aspect Ratio: 3:2, 16:9 4:3
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: Fixed Fixed
Self-Cleaning: Yes Yes
Sensor shift image stabilization: Yes Yes
On-Sensor Phase Detect: No No
DxO Sensor Score: 73  
DxO Color Depth Score (bits): 23.0  
DxO Dynamic Range Score (evs): 12.4  
DxO Maximum Effective ISO Score (iso): 818  
Image Capture
Image Resolution: 4912 x 3264 (16.0 MP, 3:2),
4912 x 2760 (13.6 MP, 16:9),
3568 x 2368 (8.4 MP, Other),
3568 x 2000 (7.1 MP, 16:9),
2448 x 1624 (4.0 MP, Other),
2448 x 1376 (3.4 MP, 16:9),
12416 x 1856 (23.0 MP, Other),
8192 x 1856 (15.2 MP, Other),
2160 x 5536 (12.0 MP, Other),
2160 x 3872 (8.4 MP, Other),
7152 x 1080 (7.7 MP, Other),
4912 x 1080 (5.3 MP, Other),
1920 x 1080 (2.1 MP, 16:9)
4608 x 3456 (15.9 MP, 4:3),
3200 x 2400 (7.7 MP, 4:3),
2560 x 1920 (4.9 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, RAW (ARW 2.2), RAW+JPEG JPEG, 12-bit RAW, RAW + JPEG
Continuous-mode frames/second: 9.0 8.6
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1920x1080 (60i/50i)
1440x1080 (30/25)
640x480 (30/25)
3840x2160 (30p/25p/24p)
1920x1080 (60p/50p/30p/25p/24p)
1280x720 (30p/25p/24p)
1280x720 (120p)
Movie File Format: AVCHD, MP4 MOV (MPEG-4 AVC/H.264), AVI (Motion JPEG); Linear PCM 16-bit, 48kHz stereo audio
Composite Video Out: No No
NTSC/PAL Switchable Video: n/a n/a
Video Usable as Viewfinder: n/a n/a
HD Video Out: Yes Yes
HD Video Connection: HDMI HDMI
Lens & Optics
Lens Mount: Sony Alpha (Minolta A) Micro Four Thirds
Lens: Sony 18-55mm f/3.5-5.6 DT SAM Olympus 14-42mm f/3.5-5.6 EZ ED M.Zuiko Digital Zoom Lens
Focal Length (35mm equivalent): 27 - 83mm 28 - 84mm
Focal Length (actual): 18 - 55mm 14 - 42mm
Zoom Ratio: 3.00x 3.00x
Aperture Range: f/3.5 - 22 (W), f/5.6 - ?? (T) f/3.5 (wide) / f/5.6 (tele) - f/22
Integrated ND Filter: No No
Normal Focus Range:   25 cm to Infinity
9.8 in to Infinity
Macro Focus Range:    
Filter Thread: 55.0mm 37.0mm
Thread Type: n/a n/a
Optical Image Stabilization: No No
Digital Zoom: No Yes
Digital Zoom Values: n/a 2x
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Phase Detection: 15 points (3 points cross type); Wide, Spot, Local. High-speed Contrast-detect AF: 121 points / All target, Group target (9 areas), Single target (normal), Single target (small); Eye detection with left/right/nearest priority
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: EVF / LCD No / LCD
Viewfinder Type: EVF type; 1.1cm (0.43") 1,152Kdots, 100% coverage, 1.10x mag., 19mm eyepoint, -4 to +4 diopter  
Focus Peaking: No Yes
EVF Resolution:   n/a
Viewfinder Magnification (35mm equivalent): 0.73x  
Viewfinder Magnification (nominal/claimed): 1.10x  
Display
Eye-level Viewfinder: Yes No
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.0
Rear Display Resolution: 921,600 dots 1,036,800 dots
Touchscreen: No Yes
Articulating Screen: Yes Yes
Tilt Swivel Screen: No
Selfie Screen: Yes
Max Playback Zoom: 11.8x 14.0x
Top Deck Display: No No
Exposure
Maximum ISO (native): 12800 25600
Minimum ISO (native): 100 200
ISO Settings: Auto (100-1600), 100, 200, 400, 800, 1600, 3200, 6400, 12800. (Multi-frame NR mode up to ISO 25600) AUTO ISO: 100 (Low) - 25600 (Customizable, Default 100-1600); Manual ISO: 100 (Low), 200 - 25600, 1/3 or 1 EV steps selectable
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Shade, Cloudy, Incandescent, Fluorescent, Flash, Custom, Color Temp./ Filter (2500 – 9900K with 19-step Magenta/Green compensation) Auto, Sunny, Shadow, Cloudy, Incandescent, , Fluorescent, Underwater, Flash, Custom, Kelvin
Shutter Speed Range: 1/4000 - 30 sec 1/16000 - 60 sec
Bulb Mode: Yes Yes
Exposure Compensation: +/- 2.0EV in 0.3EV steps +/- 5.0EV in 0.3EV steps
Metering Modes: 1200-zone Evaluative, Center-weighted, Spot Digital ESP metering (324-area multi pattern metering), Center weighted average metering, Spot metering, Spot metering with highlight control, Spot metering with shadow control
Program Auto Exposure: Yes Yes
Aperture Priority: Yes Yes
Shutter Priority: Yes Yes
Full Manual Exposure: Yes Yes
Creative Exposure Modes: Portrait, Landscape, Macro, Sports action, Sunset, Night portrait, Night view, Hand-held Twilight, Sweep Panorama (2D/3D) Scene (Portrait, e-Portrait, Landscape with Portrait, Night Scene with Portrait, Children, Hand-held Starlight, Night Scene, Fireworks, Light Trails, Sports, Panning, Landscape, Sunset, Beach and Snow, Backlight HDR, Candle, Silent mode, Macro, Nature Macro, Documents, Multi Focus); Live Composite, Live Bulb, Panorama, Silent, Multiple Exposure, AE bracketing, HDR Backlight, Keystone Compensation; Art Filter (Pop Art, Soft Focus, Pale & Light Colour, Light Tone, Grainy Film, Pin Hole, Diorama, Cross Process, Dramatic Tone, Gentle Sepia, Key Line, Water colour, Partial Colour (18 colors selectable), Vintage, Bleach Bypass, Instant Film); Gradation (Auto, Normal, High Key, Low Key).
Self Timer: 2 or 10 seconds 2, 12, custom seconds
Time Lapse (intervalometer):    
High Resolution Composite: No No
Flash
Built-in Flash: Yes Yes
Flash Modes: Auto, Off, Fill-flash, Rear sync, Wireless, High-Speed sync, Slow sync, Red-eye reduction: On/Off Auto, Red-eye reduction, Red-eye reduction slow sync., Slow sync at 1st curtain, Slow sync at 2nd curtain, Fill-in, Manual (Full, 1/4, 1/16, 1/64), Off
Flash Guide Number (ISO 100): 10.0 m / 32.8 ft. 5.4 m / 17.7 ft.
Flash Range Description: Lens dependent GN=7.6m (ISO 200)
Max Flash Sync: 1/160 1/250
Flash Exposure Compensation: +/- 2.0 EV in 0.3EV steps +/- 3.0 EV in 0.3EV steps
External Flash Connection: Hot shoe Hot Shoe
Built-In Wireless Flash Control: Full TTL exposure No
Image Storage
Usable Memory Types: MS PRO Duo / SD / SDHC / SDXC SD / SDHC / SDXC
UHS Support:   UHS-I
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: Yes Yes
Uncompressed Format: RAW (ARW 2.2), RAW+JPEG 12-bit RAW, RAW + JPEG
Movie File Format: AVCHD, MP4 MOV (MPEG-4 AVC/H.264), AVI (Motion JPEG); Linear PCM 16-bit, 48kHz stereo audio
Included Memory:   No memory included
Included Memory Type:    
Connectivity
Built-In Wi-Fi: No Yes
NFC: No
Bluetooth: No Yes
Built-In GPS: Yes No
Microphone Jack: Yes No
Headphone Jack: No No
External Connections: USB 2.0 High Speed USB 2.0 High Speed,Bluetooth,WiFi
PictBridge Compliant: Yes No
DPOF Compliant: Yes Yes
Remote Control: Yes Yes
Remote Control Type: Optional Wireless or Wired Wi-Fi or Optional Remote Cable RM-UC1
Connections (extended): Type-C HDMI Mini Connector (BRAVIA Sync, PhotoTV HD); Wired Remote Terminal, 3.5mm External Stereo Micophone Jack Micro HDMI (Type-D), Micro-B USB 2.0 port
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 0.52  
Cycle time for RAW shooting in single shot mode (seconds per frame): 0.52  
Buffer size for RAW shooting in single shot mode (frames): 28  
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): 9.0 8.6
Buffer size for JPEG shooting in burst mode (frames, max resolution): 32 Unlimited
RAW shooting speed in burst mode (fps):   8.6
Buffer size for RAW shooting in burst mode (frames):   14
RAW+JPEG shooting speed in burst mode (fps):    
Buffer Size for RAW+JPEG shooting in burst mode (frames):    
Shutter lag (full AF, wide/mid): 0.22 seconds  
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus): 0.214 seconds  
Shutter lag (full AF, with flash): 0.48 seconds  
Shutter Lag (prefocused): 0.103 seconds  
Shutter Lag (notes): Full AF, wide-area mode = 0.218s  
Startup Time: 0.9 seconds  
Play -> Record Time: 0.6 seconds  
Flash cycle time, full power: 3.7 seconds  
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):   350 shots
Battery Life, Still (CIPA Rating OVF/EVF): 330 shots  
Battery Life, Video:   80 minutes
Battery Form Factor: Proprietary NP-FW50 Proprietary BLS-50
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary NP-FW50 Lithium-ion rechargeable 1 x Proprietary BLS-50 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: Software CD-ROM (includes Picture Motion Browser, Image Data Converter SR, Image Data Lightbox SR)  
OS Compatibility: Windows XP SP3/Vista SP2/7, Mac OS X (v.10.3 +)  
Miscellaneous
Notes & Features: SteadyShot INSIDE Image Stabilization, Articulating LCD, 1080i HD Video, Multi-frame NR, Hand-held Twilight, Auto HDR, D-Range Optimizer, 2D/3D Sweep Panorama, Smile Shutter, DOF Preview, 10fps Burst Mode, Built-in GPS. SLT-A55 is identical but without GPS. Available in black, brown or white.