• APS-C 369.7mm2
  • 24.3 megapixels
  • ISO 100 - 16,000
  • 35mm 864.0mm2
  • 24.6 megapixels
  • ISO 50 - 100,000
  • Detailed specifications
  • Sony Alpha SLT-A77
  • Leica SL2-S
Links
Prices: Compare Prices  
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:    
Successor: Sony A77 II
A77 vs A77 II
 
General
Model Number: A77 SL2-S
Alternate Model Number(s):    
Camera Format: SLR Compact System Camera
Currently Manufactured: No Yes
Retail Price: $1999.99 $4895.00
Street Price: $1,899.00  
Date Available: 2011-10-15 2020-12-21
Tripod Mount: Yes Yes
Weight: 48.1 oz (1,363 g)
includes batteries, kit lens
32.8 oz (931 g)
includes batteries
Size: 5.6 x 4.1 x 3.2 in.
(143 x 104 x 81 mm)
5.7 x 4.2 x 3.3 in.
(146 x 107 x 83 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer: Sony  
Effective Megapixels: 24.3 24.6
Sensor Format: APS-C 35mm
Sensor size: 369.72mm2 (23.7mm x 15.6mm) 864mm2 (36.00mm x 24.00mm)
Approximate Pixel Pitch: 3.95 microns 5.93 microns
Focal Length Multiplier: 1.5x 1.0x
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 Yes
On-Sensor Phase Detect: No No
DxO Sensor Score: 78  
DxO Color Depth Score (bits): 24.0  
DxO Dynamic Range Score (evs): 13.2  
DxO Maximum Effective ISO Score (iso): 801  
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)
6072 x 4056 (24.6 MP, 3:2)
Image File Format: JPEG (EXIF 2.3), MPO (3D), 12-bit RAW (ARW 2.3), RAW+JPEG JPEG, .DNG RAW (14-bit), RAW+JPEG
Continuous-mode frames/second: 11.6 25.0
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)
4096x2160 (60p/​50p/​30p/​25p/​24p)
3840x2160 (60p/​50p/​30p/​25p/​24p)
1920x1080 (180p/​120p/​100p/​60p/​50p/​30p/​25p/​24p)
Movie File Format: AVCHD 2.0 / MP4; Audio :Dolby Digital (AC-3) / MPEG-4 AAC-LC, stereo MP4: H.264/MPEG-4 AVC (Audio Format: 2ch 48 kHz/16 bit, AAC), MOV: H.264/MPEG-4 AVC (Audio Format: 2ch 48 kHz/16 bit, AC-3)
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) Leica L bayonet
Lens: Sony 16-50mm f/2.8 DT SSM (SAL1650) n/a
Focal Length (35mm equivalent): 24 - 75mm  
Focal Length (actual): 16 - 50mm  
Zoom Ratio: 3.13x  
Aperture Range: f/2.8 - f/22 (W/T)  
Integrated ND Filter: No No
Normal Focus Range: 30 cm to Infinity
11.8 in to Infinity
 
Macro Focus Range:    
Filter Thread: n/a n/a
Thread Type: n/a n/a
Optical Image Stabilization: No Yes
Digital Zoom: Yes
Digital Zoom Values: 1.4x / 2x  
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-detect AF with depth mapping "Leica Object Detection AF": 225 zones; Spot (can be shifted), Field (can be shifted), Multi-Field, Zone, Face detection, object Tracking, optional Touch AF; Smart AF (autonomously selects AFs and AFc), AFs (picture taken only after successful focusing), AFc (picture can be taken at any time), AF setting can be saved
Auto Focus Assist Light? Yes No
Manual Focus: Yes Yes
Viewfinder
Viewfinder: EVF / LCD EVF / LCD
Viewfinder Type: EVF type; 1.3cm (0.5") 2,359K-dot OLED, 100% coverage, 1.09x mag., 22mm eyepoint, -4 to +3 diopter EVF: 5.76M-dot "EyeRes" OLED, 0.78x magnification (50mm lens at infinity, -1dpt), 100% coverage, 21mm eyepoint, -4 to +2 diopter, 120 fps, eye sensor
Focus Peaking: Yes Yes
EVF Resolution: 2,359,000 dots 5,760,000 dots (1,920,000 pixels)
Viewfinder Magnification (35mm equivalent): 0.73x  
Viewfinder Magnification (nominal/claimed): 1.09x  
Display
Eye-level Viewfinder: Yes Yes
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.2
Rear Display Resolution: 921,600 dots (307,200 px) 2,100,000 dots
Touchscreen: No Yes
Articulating Screen: Yes No
Tilt Swivel Screen: Yes No
Selfie Screen: Yes No
Max Playback Zoom: 13.6x  
Top Deck Display: Yes Yes
Exposure
Maximum ISO (native): 16000 100000
Minimum ISO (native): 100 50
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, ISO 50 to 100,000
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, Daylight 5200 K, Cloudy 6000 K, Shade 7000 K, Tungsten 3200 K, HMI 5600 K, Fluorescent warm 4000 K, Fluorescent cool 4500 K, Flash 5400 K, Grey Card, Grey Card Live View, Manual color temperature 2000K to 11500K
Shutter Speed Range: 1/8000 - 30 sec 1/16000 - 500 sec
Bulb Mode: Yes Yes
Exposure Compensation: +/- 5.0EV in 0.3EV steps +/- 3.0EV in 0.3EV steps
Metering Modes: 1200-zone Evaluative, Center-weighted, Spot Multi-field, 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)  
Self Timer: 2, 10; 3 or 5 frames after 10 seconds 2 or 12 seconds
Time Lapse (intervalometer):    
High Resolution Composite: No 187.0 megapixels
Flash
Built-in Flash: Yes No
Flash Modes: Auto, Off, Fill-flash, Rear sync, Wireless, High-Speed sync (with external flash), Slow sync, Red-eye reduction: On/Off TTL Auto, Manual
Flash Guide Number (ISO 100): 12.0 m / 39.4 ft. n/a
Flash Range Description: GN=12(m) at ISO 100; Range is lens aperture dependent n/a
Max Flash Sync: 1/250 1/250
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
Built-In Wireless Flash Control: Full TTL exposure No
Image Storage
Usable Memory Types: MS Duo / MS PRO Duo / SD / SDHC / SDXC SD / SDHC / SDXC
UHS Support: UHS-I UHS-II
Other Memory:   Both slots support UHS-II
Dual Card Slots: No Yes
RAW Capture Support: Yes Yes
Uncompressed Format: 12-bit RAW (ARW 2.3), RAW+JPEG .DNG RAW (14-bit), RAW+JPEG
Movie File Format: AVCHD 2.0 / MP4; Audio :Dolby Digital (AC-3) / MPEG-4 AAC-LC, stereo MP4: H.264/MPEG-4 AVC (Audio Format: 2ch 48 kHz/16 bit, AAC), MOV: H.264/MPEG-4 AVC (Audio Format: 2ch 48 kHz/16 bit, AC-3)
Included Memory: No memory included No memory included
Included Memory Type:    
Connectivity
Built-In Wi-Fi: No Yes
NFC: No No
Bluetooth: No Yes
Built-In GPS: Yes No
Microphone Jack: Yes Yes
Headphone Jack: No Yes
External Connections: USB 2.0 High Speed USB 3.0 Super Speed,Bluetooth,WiFi
PictBridge Compliant: Yes No
DPOF Compliant: Yes No
Remote Control: Yes Yes
Remote Control Type: Optional Wireless or Wired Wired or via Wi-Fi/Bluetooth
Connections (extended): Type-C HDMI Mini Connector (BRAVIA Sync, PhotoTV HD); Wired Remote Terminal, External Stereo Micophone Jack, DC Input USB 3.1 Gen1 Type C, HDMI 2.0b Type A; 3.5mm mic/remote and headphone/remote jacks; Multifunctional interface in baseplate for optional handgrip
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 0.42  
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  
Camera penalizes early shutter press? No
JPEG shooting speed in burst mode (fps, max resolution): 11.6 25.0
Buffer size for JPEG shooting in burst mode (frames, max resolution): 17 Unlimited
RAW shooting speed in burst mode (fps): 11.6  
Buffer size for RAW shooting in burst mode (frames): 14  
RAW+JPEG shooting speed in burst mode (fps): 11.6  
Buffer Size for RAW+JPEG shooting in burst mode (frames): 13  
Shutter lag (full AF, wide/mid): 0.12 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  
Shutter lag (full AF, with flash): 0.33 seconds  
Shutter Lag (prefocused): 0.054 seconds  
Shutter Lag (notes): Full AF, Wide-area mode = 0.119s  
Startup Time: 0.8 seconds  
Play -> Record Time: 1.0 seconds  
Flash cycle time, full power: 3.2 seconds  
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 530 shots  
Battery Life, Still (CIPA Rating OVF/EVF): 470 shots  
Battery Life, Video:    
Battery Form Factor: Proprietary NP-FM500H Proprietary BP-SCL4
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary NP-FM500H Lithium-ion rechargeable 1 x Proprietary BP-SCL4 Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included: Yes Yes
Internal Charging Supported: No Yes
Software
Included Software: Software CD-ROM (includes Picture Motion Browser, Image Data Converter 4) Leica PHOTOS
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.