• APS-C 369.7mm2
  • 24.3 megapixels
  • ISO 100 - 16,000
  • APS-C 369.7mm2
  • 16.2 megapixels
  • 28.00mm (35mm eq.)
  • Detailed specifications
  • Sony Alpha SLT-A77
  • Ricoh GR II
Links
Prices: Compare Prices Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:   Ricoh GR
GR vs GR II
Successor: Sony A77 II
A77 vs A77 II
Ricoh GR III
GR II vs GR III
General
Model Number: A77 GR II
Alternate Model Number(s):    
Camera Format: SLR Compact
Currently Manufactured: No Yes
Retail Price: $1999.99 $699.95
Street Price: $1,899.00 $538.08
Date Available: 2011-10-15 2015-07-15
Tripod Mount: Yes Yes
Weight: 48.1 oz (1,363 g)
includes batteries, kit lens
8.7 oz (248 g)
includes batteries
Size: 5.6 x 4.1 x 3.2 in.
(143 x 104 x 81 mm)
4.6 x 2.5 x 1.4 in.
(117 x 63 x 35 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer: Sony  
Effective Megapixels: 24.3 16.2
Sensor Format: APS-C APS-C
Sensor size: 369.72mm2 (23.7mm x 15.6mm) 369.72mm2 (23.7mm x 15.6mm)
Approximate Pixel Pitch: 3.95 microns 4.81 microns
Focal Length Multiplier: 1.5x 1.5x
Aspect Ratio: 3:2 3:2
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: Fixed None
Self-Cleaning: Yes Yes
Sensor shift image stabilization: Yes No
On-Sensor Phase Detect: No No
DxO Sensor Score: 78 80
DxO Color Depth Score (bits): 24.0 23.6
DxO Dynamic Range Score (evs): 13.2 13.7
DxO Maximum Effective ISO Score (iso): 801 1,078
Image Capture
Image Resolution: 6000 x 4000 (24.0 MP, 3:2),
6000 x 3376 (20.3 MP, 16:9),
4240 x 2832 (12.0 MP, 3:2),
4240 x 2400 (10.2 MP, Other),
3008 x 2000 (6.0 MP, 3:2),
3008 x 1688 (5.1 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)
4928 x 3264 (16.1 MP, Other),
4352 x 3264 (14.2 MP, 4:3),
3246 x 3264 (10.6 MP, Other),
3936 x 2608 (10.3 MP, Other),
3488 x 2608 (9.1 MP, Other),
2608 x 2608 (6.8 MP, 1:1),
2912 x 1936 (5.6 MP, 3:2),
2592 x 1936 (5.0 MP, Other),
1936 x 1936 (3.7 MP, 1:1),
1280 x 864 (1.1 MP, Other),
1152 x 864 (1.0 MP, 4:3),
864 x 864 (0.7 MP, 1:1),
1920 x 1080 (2.1 MP, 16:9),
1280 x 720 (0.9 MP, 16:9),
640 x 480 (0.3 MP, 4:3)
Image File Format: JPEG (EXIF 2.3), MPO (3D), 12-bit RAW (ARW 2.3), RAW+JPEG JPEG (EXIF 2.3), 12-bit RAW (DNG), RAW+JPEG
Continuous-mode frames/second: 11.6 4.0
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1920x1080 (60p/​28Mbps/​PS or 60i/​24Mbps/​FX or 60i/​17Mbps/​FH or 24p/​24Mbps/​FX or 24p/​17Mbps/​FH)
1440x1080 (30p/​12Mbps)
640x480 (30p/​3Mbps)
1920x1080 (30p/​25p/​24p)
1280x720 (60p/​50p/​30p)
640x480 (30p/​25p/​24p)
Movie File Format: AVCHD 2.0 / MP4; Audio :Dolby Digital (AC-3) / MPEG-4 AAC-LC, stereo MOV (Image: MPEG-4 AVC/H.264, Sound: Linear PCM)
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 16-50mm f/2.8 DT SSM (SAL1650) GR lens, 7 elements in 5 groups with 2 aspheric elements
Focal Length (35mm equivalent): 24 - 75mm 28mm
Focal Length (actual): 16 - 50mm 18.3mm
Zoom Ratio: 3.13x 1.00x
Aperture Range: f/2.8 - f/22 (W/T) f/2.8 - f/16, with 9-bladed diaphragm
Integrated ND Filter: No Yes
Normal Focus Range: 30 cm to Infinity
11.8 in to Infinity
30 cm to Infinity
11.8 in to Infinity
Macro Focus Range:   10 cm to Infinity
3.9 in to Infinity
Filter Thread: n/a 43.0mm
Thread Type: n/a (Hood & Adapter GH-2 required)
Optical Image Stabilization: No No
Digital Zoom: Yes Yes
Digital Zoom Values: 1.4x / 2x 35mm eq. crop mode
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Phase Detection: 19 points (11 points cross type); Wide (auto, 19 points), Zone, Spot, Local Contrast Detection: Multi AF, Spot AF, Pinpoint AF, Subject-tracking AF, MF, Snap, infinity, Face recognition priority (only in Auto mode); Continuous Focus point adjustment: Auto, User-Selectable, Center
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: EVF / LCD No / LCD
Viewfinder Type: EVF type; 1.3cm (0.5") 2,359K-dot OLED, 100% coverage, 1.09x mag., 22mm eyepoint, -4 to +3 diopter Optional hotshoe mounted optical viewfinders
Focus Peaking: Yes No
EVF Resolution: 2,359,000 dots n/a
Viewfinder Magnification (35mm equivalent): 0.73x  
Viewfinder Magnification (nominal/claimed): 1.09x  
Display
Eye-level Viewfinder: Yes No
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.0
Rear Display Resolution: 921,600 dots (307,200 px) 1,228,800 dots (307,200 px)
Touchscreen: No No
Articulating Screen: Yes No
Tilt Swivel Screen: Yes No
Selfie Screen: Yes No
Max Playback Zoom: 13.6x 16.0x
Top Deck Display: Yes No
Exposure
Maximum ISO (native): 16000 25600
Minimum ISO (native): 100 100
ISO Settings: Auto (100-12800 with selectable limits), 50 (expanded), 100, 200, 400, 800, 1600, 3200, 6400, 12800, 16000. (Multi-frame NR mode up to ISO 25600) Auto, Auto-Hi, Manual ISO 100 - 25,600
Auto ISO Mode: Yes Yes
White Balance Settings: Auto WB, Daylight, Shade, Cloudy, Incandescent, Fluorescent (Warm white/Cool white/Day white/Daylight), Flash, C. Temp 2500 to 9900K, C Filter G7 to M7 (15-step), Custom, AWB micro adjustment Auto, Multi-P Auto, Outdoors, Shade, Cloudy, Incandescent 1, Incandescent 2, Daylight FL, Natural White FL, Cool White FL, Warm White FL, CTE, CT, Manual
Shutter Speed Range: 1/8000 - 30 sec 1/4000 - 300 sec
Bulb Mode: Yes Yes
Exposure Compensation: +/- 5.0EV in 0.3EV steps +/- 4.0EV in 0.3EV steps
Metering Modes: 1200-zone Evaluative, Center-weighted, Spot Multi (484 segments), Center-weighted, Spot
Program Auto Exposure: Yes Yes
Aperture Priority: Yes Yes
Shutter Priority: Yes Yes
Full Manual Exposure: Yes Yes
Creative Exposure Modes: Scene Modes: Portrait, Landscape, Macro, Sports Action, Sunset, Night Portrait, Night Scene, Hand-held Twilight, Auto HDR, Sweep Panorama (2D/3D) Effects modes (B&W, B&W (TE), High Contrast B&W, Cross-Process, Positive Film, Bleach-Bypass, Retro, Miniaturize, High-Key, Shift Crop, Clarity, Brilliance, Slight, Portrait, Vibrant and HDR Tone), Multiple Exposure (2-4 shots), Dynamic Range Correction.
Self Timer: 2, 10; 3 or 5 frames after 10 seconds 2, 12 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 (with external flash), Slow sync, Red-eye reduction: On/Off Auto, Flash On, Slow-Sync, Manual, Auto Red-Eye Flash, Flash On Red-Eye, Slow-Sync Red-Eye
Flash Guide Number (ISO 100): 12.0 m / 39.4 ft. 5.4
Flash Range Description: GN=12(m) at ISO 100; Range is lens aperture dependent Auto ISO: 20cm - 3.0m
Max Flash Sync: 1/250 1/4000 (ext: 1/400)
Flash Exposure Compensation: +/- 2.0 EV in 0.3EV steps +/- 2.0 EV in 0.3EV steps
External Flash Connection: Proprietary Hot Shoe, PC Sync Terminal Hot Shoe (Compatible with P-TTL Auto Flash)
Built-In Wireless Flash Control: Full TTL exposure Full TTL exposure
Image Storage
Usable Memory Types: MS Duo / MS PRO Duo / SD / SDHC / SDXC SD / SDHC / SDXC
UHS Support: UHS-I UHS-I
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: Yes Yes
Uncompressed Format: 12-bit RAW (ARW 2.3), RAW+JPEG 12-bit RAW (DNG), RAW+JPEG
Movie File Format: AVCHD 2.0 / MP4; Audio :Dolby Digital (AC-3) / MPEG-4 AAC-LC, stereo MOV (Image: MPEG-4 AVC/H.264, Sound: Linear PCM)
Included Memory: No memory included 54.0 MB
Included Memory Type:   Internal
Connectivity
Built-In Wi-Fi: No Yes
NFC: No Yes
Bluetooth: No No
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,WiFi
PictBridge Compliant: Yes No
DPOF Compliant: Yes Yes
Remote Control: Yes Yes
Remote Control Type: Optional Wireless or Wired Optional CA-2 wired release (via USB), or via Wi-Fi
Connections (extended): Type-C HDMI Mini Connector (BRAVIA Sync, PhotoTV HD); Wired Remote Terminal, External Stereo Micophone Jack, DC Input Micro HMDI (Type-D)
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 0.42 <0.3
Cycle time for RAW shooting in single shot mode (seconds per frame): 0.42  
Buffer size for RAW shooting in single shot mode (frames): 5  
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot): 0.42 0.45
Camera penalizes early shutter press? No No
JPEG shooting speed in burst mode (fps, max resolution): 11.6 4.0
Buffer size for JPEG shooting in burst mode (frames, max resolution): 17 Unlimited
RAW shooting speed in burst mode (fps): 11.6 6.1
Buffer size for RAW shooting in burst mode (frames): 14 10
RAW+JPEG shooting speed in burst mode (fps): 11.6 6.1
Buffer Size for RAW+JPEG shooting in burst mode (frames): 13 10
Shutter lag (full AF, wide/mid): 0.12 seconds 0.29 seconds
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus): 0.085 seconds 0.086 seconds
Shutter lag (full AF, with flash): 0.33 seconds 0.45 seconds
Shutter Lag (prefocused): 0.054 seconds 0.026 seconds
Shutter Lag (notes): Full AF, Wide-area mode = 0.119s  
Startup Time: 0.8 seconds 1.3 seconds
Play -> Record Time: 1.0 seconds 0.5 seconds
Flash cycle time, full power: 3.2 seconds 1.4 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 530 shots 320 shots
Battery Life, Still (CIPA Rating OVF/EVF): 470 shots  
Battery Life, Video:    
Battery Form Factor: Proprietary NP-FM500H Proprietary DB-65
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary NP-FM500H Lithium-ion rechargeable 1 x Proprietary DB-65 Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included: Yes No
Internal Charging Supported: No Yes
Software
Included Software: Software CD-ROM (includes Picture Motion Browser, Image Data Converter 4) Software CD-ROM
OS Compatibility: Windows XP SP3/Vista SP2/7, Mac OS X (v.10.5 +); PMB is Windows only  
Miscellaneous
Notes & Features: SteadyShot INSIDE Image Stabilization, Articulating LCD, 1080p HD Video, Auto+, Multi-frame NR, Hand-held Twilight, Auto HDR, Picture Effect, D-Range Optimizer, 2D/3D Sweep Panorama, Smile Shutter, DOF Preview, 12fps Burst Mode, Built-in GPS. Updates compared to GR include built-in Wi-Fi with NFC, improved RAW burst buffer depth (10 frames vs 4), 6 new effect modes, max shutter speed now 1/2500s vs 1/2000s at F2.8, CTE white balance setting, C-AF in movie mode, pixel mapping, wireless flash support, etc.