- APS-C 369.7mm2
- 16.1 megapixels
- ISO 100 - 16,000
- Go in depth with our full Sony A57 Review.
- See real-world photos taken with the A57.
- 1 inch 116.2mm2
- 20.2 megapixels
- 24.00mm - 100.00mm (35mm eq.)
- Go in depth with our full Canon G7X Mark III Review.
Links | ||
---|---|---|
Prices: | Compare Prices | |
Manufacturer URL: | Manufacturer website | Manufacturer website |
Predecessor: |
Canon G7X Mark II
G7X Mark II vs G7X Mark III |
|
Successor: | ||
General | ||
Model Number: | A57 | G7X Mark III |
Alternate Model Number(s): | G7X III | |
Camera Format: | SLR | Compact |
Currently Manufactured: | No | Yes |
Retail Price: | $799.99 | $749.99 |
Street Price: | $1,037.66 | |
Date Available: | 2012-04-15 | 2019-08-05 |
Tripod Mount: | Yes | Yes |
Weight: |
29.2 oz
(828 g)
includes batteries, kit lens |
10.7 oz
(304 g)
includes batteries |
Size: |
5.2 x
3.8 x
3.2 in. (132 x 98 x 81 mm) |
4.1 x
2.4 x
1.6 in. (105 x 61 x 41 mm) |
Waterproof: | No | No |
Waterproof Depth: | n/a | n/a |
Image Sensor | ||
Sensor Type: | CMOS | CMOS |
Sensor Manufacturer: | Sony | Sony |
Effective Megapixels: | 16.1 | 20.2 |
Sensor Format: | APS-C | 1 inch |
Sensor size: | 369.72mm2 (23.7mm x 15.6mm) | 116.16mm2 (13.20mm x 8.80mm) |
Approximate Pixel Pitch: | 4.82 microns | 2.41 microns |
Focal Length Multiplier: | 1.5x | 2.7x |
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: | 75 | |
DxO Color Depth Score (bits): | 23.4 | |
DxO Dynamic Range Score (evs): | 13.0 | |
DxO Maximum Effective ISO Score (iso): | 785 | |
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), 5536 x 2160 (12.0 MP, Other), 8192 x 1856 (15.2 MP, Other), 3872 x 2160 (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) |
5472 x 3648
(20.0 MP,
3:2), 3648 x 2432 (8.9 MP, 3:2), 2736 x 1824 (5.0 MP, 3:2), 2400 x 1600 (3.8 MP, 3:2), 5472 x 3072 (16.8 MP, 16:9), 3648 x 2048 (7.5 MP, 16:9), 2736 x 1536 (4.2 MP, 16:9), 2400 x 1344 (3.2 MP, Other), 4864 x 3648 (17.7 MP, 4:3), 3248 x 2432 (7.9 MP, Other), 2432 x 1824 (4.4 MP, 4:3), 2112 x 1600 (3.4 MP, Other), 3648 x 3648 (13.3 MP, 1:1), 2432 x 2432 (5.9 MP, 1:1), 1824 x 1824 (3.3 MP, 1:1), 1600 x 1600 (2.6 MP, 1:1), 26064 x 2560 (66.7 MP, Other), 3840 x 16000 (61.4 MP, Other) |
Image File Format: | JPEG, MPO, RAW (12-bit ARW 2.3), RAW+JPEG | JPEG (EXIF 2.31), RAW/C-RAW (.CR3), RAW+JPEG, C-RAW+JPEG |
Continuous-mode frames/second: | 10.0 | 20.0 |
Video Capture | ||
Can take movies: | Yes | Yes |
Movie Resolution: |
1920x1080 (60p(PS)/60i(FX)/60i(FH)/24p(FX)/24p(FH))
1440x1080 (30p) 640x480 (30p) |
3840x2160 (30p/25p)
1920x1080 (120p/100p/60p/50p/30p/25p) 1280x720 (60p/50p) |
Movie File Format: | AVCHD 2.0/MP4 (Audio: Dolby Digital (AC-3)/MPEG-4 AAC-LC) | MP4 (Image: MPEG-4 AVC/H.264; Audio: MPEG-4 AAC-LC (Stereo)) |
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) | n/a |
Lens: | Sony 18-55mm f/3.5-5.6 DT SAM | Canon Zoom Lens |
Focal Length (35mm equivalent): | 27 - 83mm | 24 - 100mm |
Focal Length (actual): | 18 - 55mm | 8.8 - 36.8mm |
Zoom Ratio: | 3.06x | 4.20x |
Aperture Range: | f/3.5 - 22 (W), f/5.6 - 36 (T) | f/1.8 (W) / f2.8 (T) - f/11, with 9-blade aperture; ND Filter (3-stop) On / Auto / Off |
Integrated ND Filter: | No | Yes |
Normal Focus Range: |
25 cm to Infinity 9.8 in to Infinity |
5 cm to Infinity 2.0 in to Infinity |
Macro Focus Range: |
5 -
50 cm 2.0 - 19.7 in |
|
Filter Thread: | 55.0mm | n/a |
Thread Type: | n/a | n/a |
Optical Image Stabilization: | No | Yes |
Digital Zoom: | Yes | Yes |
Digital Zoom Values: | Up to 2x Precision, Up to 2x Clear Image Zoom, 1.4x (8.4MP) or 2.0x (4MP) Smart Zoom | Up to 4x |
Auto Focus | ||
Auto Focus: | Yes | Yes |
Auto Focus Type: | Phase Detection: 15 points (3 points cross type); Wide (auto, 15 points), Zone, Spot, Local; Enhanced Object Tracking | Contrast Detect AF with Face Detection: AiAF (31-point, Face Detection or Touch AF with Object and Face Select and Track), 1-point AF (any position is available or fixed center) |
Auto Focus Assist Light? | Yes | Yes |
Manual Focus: | Yes | Yes |
Viewfinder | ||
Viewfinder: | EVF / LCD | No / LCD |
Viewfinder Type: | EVF type; 1.1cm (0.43") 1.44M/1.25M-dot LCD (480K/418K-dot time-multiplexed RGB), 100% coverage, 1.04x/0.97x magnification, 23.1/25.2mm eyepoint, -4 to +3 diopter | |
Focus Peaking: | Yes | Yes |
EVF Resolution: | n/a | |
Viewfinder Magnification (35mm equivalent): | 0.69x | |
Viewfinder Magnification (nominal/claimed): | 1.04x | |
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) | 1,040,000 dots (345,600 px) |
Touchscreen: | No | Yes |
Articulating Screen: | Yes | Yes |
Tilt Swivel Screen: | No | |
Selfie Screen: | Yes | |
Max Playback Zoom: | 13.6x | 10.0x |
Top Deck Display: | No | No |
Exposure | ||
Maximum ISO (native): | 16000 | 12800 |
Minimum ISO (native): | 100 | 125 |
ISO Settings: | Auto (100-3200), 100 - 16000; (Multi-frame NR mode up to ISO 25600) | Auto (max: 400 to 12800), ISO 125-12800 in 1/3 EV steps, expandable to ISO 25600 |
Auto ISO Mode: | Yes | Yes |
White Balance Settings: | Auto, Daylight, Shade, Cloudy, Incandescent, Fluorescent (4), Flash, Custom, Color Temp./ Filter (2500-9900K with 15-step Magenta/Green compensation) | Auto (Ambience and White Priority), Daylight, Cloudy, Tungsten, White Fluorescent, Fluorescent Light, Flash, Color Temperature, Custom |
Shutter Speed Range: | 1/4000 - 30 sec | 1/25600 - 30 sec |
Bulb Mode: | Yes | Yes |
Exposure Compensation: | +/- 3.0EV in 0.3EV steps | +/- 3.0EV in 0.3EV steps |
Metering Modes: | 1200-zone Evaluative, Center-weighted, Spot | Evaluative (linked to Face Detection AF frame), Centre-weighted average, Spot |
Program Auto Exposure: | Yes | Yes |
Aperture Priority: | Yes | Yes |
Shutter Priority: | Yes | Yes |
Full Manual Exposure: | Yes | Yes |
Creative Exposure Modes: | Portrait, SportsAction, Macro, Landscape, Sunset, Night scene, Hand-held Twilight (6 shot layering), Night Portrait; Sweep Panorama, 3D Sweep Panorama, Auto Portrait Framing, Picture Effect (Posterization (Color, B/W), Pop Color, Retro Photo, Partial Color (R,G,B,Y), High Contrast Monochrome, Toy Camera, Soft High-key, Soft Focus, HDR Painting, Rich-tone Monochrome, Miniature), Dynamic Range Optimizer (Off/Auto/Level), | Self Portrait, Portrait, Panning, Star Portrait, Star Nightscape, Star Trails, Star Time-Lapse Movie, Handheld Night Scene, High Dynamic Range, Fish-eye Effect, Art Bold Effect, Water Painting Effect, Miniature Effect, Toy Camera Effect, Background Defocus, Soft Focus, Grainy B/W, Fireworks, Standard Movie, Short Clip, Manual Movie, Time-Lapse Movie, iFrame Movie, Panoramic Shot |
Self Timer: | 2 or 10 seconds | 2, 10, custom (0-30s, 1-10 shots) 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, Flash On, Slow Synchro, Flash Off |
Flash Guide Number (ISO 100): | 10.0 m / 32.8 ft. | n/a |
Flash Range Description: | Lens dependent | Auto ISO: 1.6 ft. (50 cm) - 23 ft. (7.0 m) (W), 1.3 ft. (40 cm) - 13 ft. (4.0 m) (T) |
Max Flash Sync: | 1/160 | 1/2000 |
Flash Exposure Compensation: | +/- 2.0 EV in 0.3EV steps | +/- 2.0 EV in 0.3EV steps |
External Flash Connection: | Hot shoe | n/a |
Built-In Wireless Flash Control: | 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 (12-bit ARW 2.3), RAW+JPEG | RAW/C-RAW (.CR3), RAW+JPEG, C-RAW+JPEG |
Movie File Format: | AVCHD 2.0/MP4 (Audio: Dolby Digital (AC-3)/MPEG-4 AAC-LC) | MP4 (Image: MPEG-4 AVC/H.264; Audio: MPEG-4 AAC-LC (Stereo)) |
Included Memory: | No memory included | |
Included Memory Type: | ||
Connectivity | ||
Built-In Wi-Fi: | No | Yes |
NFC: | No | No |
Bluetooth: | No | Yes |
Built-In GPS: | No | No |
Microphone Jack: | No | Yes |
Headphone Jack: | No | No |
External Connections: | USB 2.0 High Speed | USB 2.0 High Speed,Bluetooth,WiFi |
PictBridge Compliant: | Yes | Yes |
DPOF Compliant: | Yes | Yes |
Remote Control: | Yes | Yes |
Remote Control Type: | Optional Wireless or Wired | Via Wi-Fi/Bluetooth |
Connections (extended): | Type-C Mini HDMI (BRAVIA Sync, PhotoTV HD); Wired Remote Terminal, 3.5mm External Stereo Micophone Jack, DC Input | USB-C, Micro (Type D) HDMI, 3.5mm external mic jack |
Performance Timing | ||
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): | <0.3 | |
Cycle time for RAW shooting in single shot mode (seconds per frame): | ||
Buffer size for RAW shooting in single shot mode (frames): | ||
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot): | <0.3 | |
Camera penalizes early shutter press? | No | |
JPEG shooting speed in burst mode (fps, max resolution): | 10.0 | 20.0 |
Buffer size for JPEG shooting in burst mode (frames, max resolution): | 25 | 125 |
RAW shooting speed in burst mode (fps): | 30.0 | |
Buffer size for RAW shooting in burst mode (frames): | 76 | |
RAW+JPEG shooting speed in burst mode (fps): | 20.0 | |
Buffer Size for RAW+JPEG shooting in burst mode (frames): | 59 | |
Shutter lag (full AF, wide/mid): | 0.15 seconds | |
Shutter lag (full AF, tele): | 0.16 seconds | |
Shutter lag (full AF, live view - DSLR): | ||
Shutter lag (prefocused, live view - DSLR): | ||
Shutter Lag (manual focus): | 0.165 seconds | |
Shutter lag (full AF, with flash): | 0.25 seconds | |
Shutter Lag (prefocused): | 0.024 seconds | |
Shutter Lag (notes): | ||
Startup Time: | 1.5 seconds | |
Play -> Record Time: | 0.8 seconds | |
Flash cycle time, full power: | 1.6 seconds | |
Power | ||
Battery Life, Stills (CIPA Rating Monitor/Live View): | 235 shots | |
Battery Life, Still (CIPA Rating OVF/EVF): | 550 shots | |
Battery Life, Video: | ||
Battery Form Factor: | Proprietary | Proprietary NB-13L |
Usable Battery Types: | NP-FM500H Lithium-ion rechargeable | Lithium-ion rechargeable |
Batteries Included: | 1 x Proprietary NP-FM500H Lithium-ion rechargeable | 1 x Proprietary NB-13L 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: | Sony Software CD-ROM | |
OS Compatibility: | Windows XP SP3/Vista SP2/7, Mac OS X (v.10.3 +) | |
Miscellaneous | ||
Notes & Features: | SteadyShot INSIDE Sensor-shift Image Stabilization (up to 4.5 EV correction), Full HD 1080p60 Video, Up to 12 fps Burst Mode (Tele-zoom Continuous Advance Priority AE), Enhanced Object Tracking AF, 2x Clear Image Digital Zoom, New Auto Portrait Framing, Tilting 921K-dot LCD, 1.44M-dot EVF. | Available in black or silver. |