- APS-C 369.7mm2
- 24.3 megapixels
- ISO 100 - 16,000
- Go in depth with our full Sony A77 Review.
- See real-world photos taken with the A77.
- APS-C 370.5mm2
- 16.2 megapixels
- 35.00mm (35mm eq.)
- Go in depth with our full Leica X-U (Typ 113) Review.
Links | ||
---|---|---|
Prices: | Compare Prices | Compare Prices |
Manufacturer URL: | Manufacturer website | Manufacturer website |
Predecessor: | ||
Successor: |
Sony A77 II
A77 vs A77 II |
|
General | ||
Model Number: | A77 | X-U (Typ 113) |
Alternate Model Number(s): | ||
Camera Format: | SLR | Mid-Sized |
Currently Manufactured: | No | Yes |
Retail Price: | $1999.99 | $2950.00 |
Street Price: | $1,899.00 | $3,495.00 |
Date Available: | 2011-10-15 | 2015-01-31 |
Tripod Mount: | Yes | Yes |
Weight: |
48.1 oz
(1,363 g)
includes batteries, kit lens |
22.4 oz
(635 g)
includes batteries |
Size: |
5.6 x
4.1 x
3.2 in. (143 x 104 x 81 mm) |
5.5 x
3.1 x
3.5 in. (140 x 79 x 88 mm) |
Waterproof: | No | Yes |
Waterproof Depth: | n/a | 49.00 feet (15 meters) |
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) | 370.52mm2 (23.60mm x 15.70mm) |
Approximate Pixel Pitch: | 3.95 microns | 4.77 microns |
Focal Length Multiplier: | 1.5x | n/a |
Aspect Ratio: | 3:2 | 3:2 |
Color Filter Type: | RGBG | RGBG |
Anti Aliasing Filter: | Fixed | Fixed |
Self-Cleaning: | Yes | No |
Sensor shift image stabilization: | Yes | No |
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) |
4944 x 3278
(16.2 MP,
Other), 4928 x 3264 (16.1 MP, Other), 4272 x 2856 (12.2 MP, 3:2), 3264 x 2160 (7.1 MP, Other), 2144 x 1424 (3.1 MP, Other), 1632 x 1080 (1.8 MP, Other) |
Image File Format: | JPEG (EXIF 2.3), MPO (3D), 12-bit RAW (ARW 2.3), RAW+JPEG | JPEG, .DNG RAW, RAW+JPEG |
Continuous-mode frames/second: | 11.6 | 5.0 |
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)
1280x720 (30p) |
Movie File Format: | AVCHD 2.0 / MP4; Audio :Dolby Digital (AC-3) / MPEG-4 AAC-LC, stereo | MP4 with 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 | No |
HD Video Connection: | HDMI | |
Lens & Optics | ||
Lens Mount: | Sony Alpha (Minolta A) | n/a |
Lens: | Sony 16-50mm f/2.8 DT SSM (SAL1650) | Leica Summilux 23mm f/1.7 ASPH, 10 elements in8 groups with 4 aspherical surfaces, UW protective glass |
Focal Length (35mm equivalent): | 24 - 75mm | 35mm |
Focal Length (actual): | 16 - 50mm | 23mm |
Zoom Ratio: | 3.13x | 1.00x |
Aperture Range: | f/2.8 - f/22 (W/T) | f/1.7 - f/16.0 in 1/3EV steps |
Integrated ND Filter: | No | No |
Normal Focus Range: |
30 cm to Infinity 11.8 in to Infinity |
20 cm to Infinity 7.9 in to Infinity |
Macro Focus Range: | ||
Filter Thread: | n/a | n/a |
Thread Type: | n/a | n/a |
Optical Image Stabilization: | No | No |
Digital Zoom: | Yes | No |
Digital Zoom Values: | 1.4x / 2x | n/a |
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: 1-point, 11-point, spot, face detection |
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 | |
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) | 920,000 dots |
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 | 12500 |
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, 100, 200, 400, 800, 1600, 3200, 6400, 12500 |
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, Incandescent, Daylight, Flash, Cloudy, Shade, 2 manual settings, manual color temperature setting with fine tuning |
Shutter Speed Range: | 1/8000 - 30 sec | 1/2000 - 30 sec |
Bulb Mode: | Yes | No |
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) | Underwater Mode (adjusts white balance and distortion control) |
Self Timer: | 2, 10; 3 or 5 frames after 10 seconds | 2 or 12 seconds |
Time Lapse (intervalometer): | No | |
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 | Automatic, automatic/red eye reduction, On, On/red eye reduction, long-term synchronization/red eye reduction, Off |
Flash Guide Number (ISO 100): | 12.0 m / 39.4 ft. | 5.0 |
Flash Range Description: | GN=12(m) at ISO 100; Range is lens aperture dependent | ISO 100: Approx. 0.3 - 2.0 m |
Max Flash Sync: | 1/250 | 1/2000 |
Flash Exposure Compensation: | +/- 2.0 EV in 0.3EV steps | +/- 3.0 EV in 0.3EV steps |
External Flash Connection: | Proprietary Hot Shoe, PC Sync Terminal | n/a |
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 | |
Other Memory: | ||
Dual Card Slots: | No | No |
RAW Capture Support: | Yes | Yes |
Uncompressed Format: | 12-bit RAW (ARW 2.3), RAW+JPEG | .DNG RAW, RAW+JPEG |
Movie File Format: | AVCHD 2.0 / MP4; Audio :Dolby Digital (AC-3) / MPEG-4 AAC-LC, stereo | MP4 with stereo audio |
Included Memory: | No memory included | |
Included Memory Type: | ||
Connectivity | ||
Built-In Wi-Fi: | No | No |
NFC: | No | No |
Bluetooth: | No | No |
Built-In GPS: | Yes | No |
Microphone Jack: | Yes | No |
Headphone Jack: | No | No |
External Connections: | USB 2.0 High Speed | |
PictBridge Compliant: | Yes | No |
DPOF Compliant: | Yes | No |
Remote Control: | Yes | |
Remote Control Type: | Optional Wireless or Wired | |
Connections (extended): | Type-C HDMI Mini Connector (BRAVIA Sync, PhotoTV HD); Wired Remote Terminal, External Stereo Micophone Jack, DC Input | |
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 | 5.0 |
Buffer size for JPEG shooting in burst mode (frames, max resolution): | 17 | 7 |
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 | 450 shots |
Battery Life, Still (CIPA Rating OVF/EVF): | 470 shots | |
Battery Life, Video: | ||
Battery Form Factor: | Proprietary NP-FM500H | Proprietary |
Usable Battery Types: | Lithium-ion rechargeable | Lithium-ion rechargeable |
Batteries Included: | 1 x Proprietary NP-FM500H Lithium-ion rechargeable | 1 x Proprietary Lithium-ion rechargeable |
Battery Charger Included (dedicated charger or AC/USB adapter): | Yes | Yes |
Dedicated Battery Charger Included: | Yes | Yes |
Internal Charging Supported: | No | No |
Software | ||
Included Software: | Software CD-ROM (includes Picture Motion Browser, Image Data Converter 4) | Free Adobe Lightroom Download |
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. | Waterproof up to 49 feet (15 meters) and shockproof to falls from 4 feet (1.2 meters). |