• 1/1.7 inch 43.3mm2
  • 10.0 megapixels
  • 28.00mm - 140.00mm (35mm eq.)
  • APS-C 369.7mm2
  • 16.1 megapixels
  • ISO 100 - 16,000
  • Detailed specifications
  • Canon PowerShot G12
  • Sony Alpha SLT-A57
Links
Prices:    
Manufacturer URL: Manufacturer website
Canon PowerShot G12 webpage
Manufacturer website
Predecessor: Canon G11
G11 vs G12
 
Successor: Canon G15
G12 vs G15
 
General
Model Number: G12 A57
Alternate Model Number(s):    
Camera Format: Mid-Sized SLR
Currently Manufactured: No No
Retail Price: $499.99 $799.99
Street Price: $853.79  
Date Available: 2010-10-01 2012-04-15
Tripod Mount: Yes Yes
Weight: 14.2 oz (402 g)
includes batteries
29.2 oz (828 g)
includes batteries, kit lens
Size: 4.4 x 3.0 x 1.9 in.
(112 x 76 x 48 mm)
5.2 x 3.8 x 3.2 in.
(132 x 98 x 81 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CCD CMOS
Sensor Manufacturer:   Sony
Effective Megapixels: 10.0 16.1
Sensor Format: 1/1.7 inch APS-C
Sensor size: 43.32mm2 (7.6mm x 5.7mm) 369.72mm2 (23.7mm x 15.6mm)
Approximate Pixel Pitch: 2.08 microns 4.82 microns
Focal Length Multiplier: n/a 1.5x
Aspect Ratio: 4:3 3:2
Color Filter Type: RGBG RGBG
Anti Aliasing Filter:   Fixed
Self-Cleaning: No Yes
Sensor shift image stabilization: No Yes
On-Sensor Phase Detect: No No
DxO Sensor Score: 47 75
DxO Color Depth Score (bits): 20.4 23.4
DxO Dynamic Range Score (evs): 11.2 13.0
DxO Maximum Effective ISO Score (iso): 161 785
Image Capture
Image Resolution: 3648 x 2736 (10.0 MP, 4:3),
3648 x 2432 (8.9 MP, 3:2),
3648 x 2048 (7.5 MP, 16:9),
2816 x 2112 (5.9 MP, 4:3),
2816 x 1880 (5.3 MP, 3:2),
2816 x 1584 (4.5 MP, 16:9),
1600 x 1200 (1.9 MP, 4:3),
1600 x 1064 (1.7 MP, 3:2),
1920 x 1080 (2.1 MP, 16:9),
640 x 480 (0.3 MP, 4:3),
640 x 424 (0.3 MP, Other),
640 x 360 (0.2 MP, 16:9),
1824 x 1368 (2.5 MP, 4:3)
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)
Image File Format: JPEG (EXIF 2.2), CR2 JPEG, MPO, RAW (12-bit ARW 2.3), RAW+JPEG
Continuous-mode frames/second: 2.0 10.0
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1280x720 (24)
640x480 (30)
320x240 (30)
1920x1080 (60p(PS)/​60i(FX)/​60i(FH)/​24p(FX)/​24p(FH))
1440x1080 (30p)
640x480 (30p)
Movie File Format: MOV (Image: H.264, Audio: PCM) AVCHD 2.0/MP4 (Audio: Dolby Digital (AC-3)/MPEG-4 AAC-LC)
Composite Video Out: Yes No
NTSC/PAL Switchable Video: Yes n/a
Video Usable as Viewfinder: n/a
HD Video Out: Yes Yes
HD Video Connection: HDMI HDMI
Lens & Optics
Lens Mount: n/a Sony Alpha (Minolta A)
Lens: Canon Zoom Lens, 11 elements in 9 groups, 1 aspherical element Sony 18-55mm f/3.5-5.6 DT SAM
Focal Length (35mm equivalent): 28 - 140mm 27 - 83mm
Focal Length (actual): 6.1 - 30.5mm 18 - 55mm
Zoom Ratio: 5.00x 3.06x
Aperture Range: f/2.8 (W) / f/4.5 (T) - f/8.0 f/3.5 - 22 (W), f/5.6 - 36 (T)
Integrated ND Filter: Yes No
Normal Focus Range: 5 cm to Infinity
2.0 in to Infinity
25 cm to Infinity
9.8 in to Infinity
Macro Focus Range: 1 - 50 cm
0.4 - 19.7 in
 
Filter Thread: n/a 55.0mm
Thread Type: n/a n/a
Optical Image Stabilization: Yes No
Digital Zoom: Yes Yes
Digital Zoom Values: Up to 4x Up to 2x Precision, Up to 2x Clear Image Zoom, 1.4x (8.4MP) or 2.0x (4MP) Smart Zoom
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Contrast Detect AF with Face Detection; 9-point AiAF, 1-point (center for face select and track) Phase Detection: 15 points (3 points cross type); Wide (auto, 15 points), Zone, Spot, Local; Enhanced Object Tracking
Auto Focus Assist Light? Yes Yes
Manual Focus: No Yes
Viewfinder
Viewfinder: Optical / LCD EVF / LCD
Viewfinder Type: Real-image optical zoom 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: No Yes
EVF Resolution: n/a  
Viewfinder Magnification (35mm equivalent):   0.69x
Viewfinder Magnification (nominal/claimed):   1.04x
Display
Eye-level Viewfinder: Yes Yes
Rear Display: Yes Yes
Rear Display Size (inches): 2.8 3.0
Rear Display Resolution: 461,000 dots 921,600 dots (307,200 px)
Touchscreen: No No
Articulating Screen: Yes Yes
Tilt Swivel Screen:
Selfie Screen:
Max Playback Zoom: 10.0x 13.6x
Top Deck Display: No
Exposure
Maximum ISO (native):   16000
Minimum ISO (native):   100
ISO Settings: Auto, 80 to 3200 in 1/3 EV steps; up to 12800 in 2.5-mp Low Light mode Auto (100-3200), 100 - 16000; (Multi-frame NR mode up to ISO 25600)
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Cloudy, Tungsten, Fluorescent, Fluorescent H, Flash, Custom 1/2, Underwater Auto, Daylight, Shade, Cloudy, Incandescent, Fluorescent (4), Flash, Custom, Color Temp./ Filter (2500-9900K with 15-step Magenta/Green compensation)
Shutter Speed Range: 1/4000 - 15 sec 1/4000 - 30 sec
Bulb Mode: No Yes
Exposure Compensation: +/- 2.0EV in 0.3EV steps +/- 3.0EV in 0.3EV steps
Metering Modes: Evaluative, Center-weighted average, Spot, Face Detect AE 1200-zone Evaluative, Center-weighted, Spot
Program Auto Exposure: Yes Yes
Aperture Priority: Yes Yes
Shutter Priority: Yes Yes
Full Manual Exposure: Yes Yes
Creative Exposure Modes: Portrait, Landscape, Night Scene, Sports, Night Snapshot, Kids & Pets, Indoor, Sunset, Foliage, Snow, Beach, Fireworks, Aquarium, Underwater, Color Accent, Color Swap, Stitch Assist., Special Scene, Low Light 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 Timer: 1 - 30 seconds 2 or 10 seconds
Time Lapse (intervalometer):    
High Resolution Composite: No No
Flash
Built-in Flash: Yes Yes
Flash Modes: Auto, Auto w/Red-eye Reduction, Flash On, Flash On w/Red-eye Reduction, Flash Off; FE lock, Safety FE, Slow Synchro, Second-curtain synchro Auto, Off, Fill-flash, Rear sync, Wireless, High-Speed sync, Slow sync, Red-eye reduction: On/Off
Flash Guide Number (ISO 100): n/a 10.0 m / 32.8 ft.
Flash Range Description: Auto ISO: 1.6 ft.-23 ft./50 cm-7 m (W), 1.6-13 ft./50cm-4.0m (T) Lens dependent
Max Flash Sync: 1/2000 1/160
Flash Exposure Compensation: +/- 2.0 EV in 0.3EV steps +/- 2.0 EV in 0.3EV steps
External Flash Connection: Hot-Shoe Hot shoe
Built-In Wireless Flash Control:    
Image Storage
Usable Memory Types: SD / SDHC / SDXC MS PRO Duo / SD / SDHC / SDXC
UHS Support:    
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: Yes Yes
Uncompressed Format: CR2 RAW (12-bit ARW 2.3), RAW+JPEG
Movie File Format: MOV (Image: H.264, Audio: PCM) AVCHD 2.0/MP4 (Audio: Dolby Digital (AC-3)/MPEG-4 AAC-LC)
Included Memory: No memory included  
Included Memory Type:    
Connectivity
Built-In Wi-Fi: No No
NFC: No No
Bluetooth: No No
Built-In GPS: No No
Microphone Jack: No No
Headphone Jack: No No
External Connections: USB 2.0 High Speed USB 2.0 High Speed
PictBridge Compliant: Yes Yes
DPOF Compliant: Yes Yes
Remote Control: No Yes
Remote Control Type:   Optional Wireless or Wired
Connections (extended): HDMI mini out Type-C Mini HDMI (BRAVIA Sync, PhotoTV HD); Wired Remote Terminal, 3.5mm External Stereo Micophone Jack, DC Input
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 2.40  
Cycle time for RAW shooting in single shot mode (seconds per frame): 2.70  
Buffer size for RAW shooting in single shot mode (frames): Unlimited  
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): 2.0 10.0
Buffer size for JPEG shooting in burst mode (frames, max resolution): Unlimited 25
RAW shooting speed in burst mode (fps):    
Buffer size for RAW shooting in burst mode (frames):    
RAW+JPEG shooting speed in burst mode (fps):    
Buffer Size for RAW+JPEG shooting in burst mode (frames):    
Shutter lag (full AF, wide/mid): 0.66 seconds  
Shutter lag (full AF, tele): 0.75 seconds  
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus):    
Shutter lag (full AF, with flash): 0.98 seconds  
Shutter Lag (prefocused): 0.076 seconds  
Shutter Lag (notes):    
Startup Time: 2.7 seconds  
Play -> Record Time:    
Flash cycle time, full power: 4.1 seconds  
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 370 shots  
Battery Life, Still (CIPA Rating OVF/EVF):   550 shots
Battery Life, Video:    
Battery Form Factor: Proprietary NB-7L Proprietary
Usable Battery Types: Lithium-ion rechargeable NP-FM500H Lithium-ion rechargeable
Batteries Included: 1 x Proprietary NB-7L Lithium-ion rechargeable 1 x Proprietary NP-FM500H 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: Digital Camera Solution CD-ROM Sony Software CD-ROM
OS Compatibility: Windows XP SP3/Vista/7, Mac OS Windows XP SP3/Vista SP2/7, Mac OS X (v.10.3 +)
Miscellaneous
Notes & Features: Articulating LCD, Optical Image Stabilization, RAW Mode, 720p HD Videos, HDMI Out, Face, Blink, Motion Detection, Intelligent Contrast Correction, HDR Mode, Low Light Mode. 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.