• APS-C 369.7mm2
  • 16.1 megapixels
  • ISO 100 - 16,000
  • 1/2.3 inch 28.1mm2
  • 16.1 megapixels
  • 25.00mm - 125.00mm (35mm eq.)
  • Detailed specifications
  • Sony Alpha SLT-A37
  • Samsung ST72
Links
Prices:    
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:    
Successor:    
General
Model Number: A37 ST72
Alternate Model Number(s):    
Camera Format: SLR Ultra Compact
Currently Manufactured: No No
Retail Price: $599.99 $119.99
Street Price:   $179.00
Date Available: 2012-06-15 2013-03-30
Tripod Mount: Yes Yes
Weight: 25.6 oz (726 g)
includes batteries, kit lens 		3.8 oz (108 g)
Size: 4.9 x 3.6 x 3.3 in.
(124 x 92 x 85 mm) 		3.7 x 2.3 x 0.7 in.
(94 x 58 x 18 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CCD
Sensor Manufacturer: Sony  
Effective Megapixels: 16.1 16.1
Sensor Format: APS-C 1/2.3 inch
Sensor size: 369.72mm2 (23.7mm x 15.6mm) 28.0735mm2 (6.17mm x 4.55mm)
Approximate Pixel Pitch: 4.82 microns 1.34 microns
Focal Length Multiplier: 1.5x n/a
Aspect Ratio: 3:2 4:3
Color Filter Type: RGBG  
Anti Aliasing Filter: 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): 23.3  
DxO Dynamic Range Score (evs): 12.9  
DxO Maximum Effective ISO Score (iso): 799  
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) 		4608 x 3456 (15.9 MP, 4:3),
4608 x 3072 (14.2 MP, 3:2),
4608 x 2592 (11.9 MP, 16:9),
3648 x 2736 (10.0 MP, 4:3),
2592 x 1944 (5.0 MP, 4:3),
1984 x 1488 (3.0 MP, 4:3),
1920 x 1080 (2.1 MP, 16:9),
1024 x 768 (0.8 MP, 4:3)
Image File Format: JPEG, MPO, RAW (12-bit ARW 2.3), RAW+JPEG JPEG
Continuous-mode frames/second: 5.5 n/a
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1920x1080 (60i(FH)/​24p(FX)/​24p(FH))
1440x1080 (30p)
640x480 (30p) 		1280x720 (30p/​15p)
640x480 (30p/​15p)
320x240 (30p/​15p)
Movie File Format: AVCHD 1.0/MP4 (Audio: Dolby Digital (AC-3)/MPEG-4 AAC-LC) AVI (Motion JPEG) with monaural sound
Composite Video Out: No
NTSC/PAL Switchable Video: n/a n/a
Video Usable as Viewfinder: n/a n/a
HD Video Out: Yes
HD Video Connection: HDMI
Lens & Optics
Lens Mount: Sony Alpha (Minolta A) n/a
Lens: Sony 18-55mm f/3.5-5.6 DT SAM Samsung Zoom
Focal Length (35mm equivalent): 27 - 83mm 25 - 125mm
Focal Length (actual): 18 - 55mm 4.5 - 22.5mm
Zoom Ratio: 3.06x 5.00x
Aperture Range: f/3.5 - 22 (W), f/5.6 - 36 (T) f/2.5 (wide) / f/6.3 (tele) - ???
Integrated ND Filter: No No
Normal Focus Range: 25 cm to Infinity
9.8 in to Infinity 		80 cm to Infinity
31.5 in to Infinity
Macro Focus Range:   5 - 80 cm
2.0 - 31.5 in
Filter Thread: 55.0mm n/a
Thread Type: n/a n/a
Optical Image Stabilization: No No
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 5x
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 Detection: Multi AF, Centre AF, Face Detection AF, Object Tracking AF, Smart Face Recognition AF
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes No
Viewfinder
Viewfinder: EVF / LCD LCD
Viewfinder Type: EVF type; 1.1cm (0.43") 1.15M-dot LCD (380K-dot time-multiplexed RGB), 100% coverage, 1.1x magnification, 19mm eyepoint, -4 to +4 diopter  
Focus Peaking: Yes No
EVF Resolution:   n/a
Viewfinder Magnification (35mm equivalent): 0.73x  
Viewfinder Magnification (nominal/claimed): 1.10x  
Display
Eye-level Viewfinder: Yes No
Rear Display: Yes Yes
Rear Display Size (inches): 2.6 3.0
Rear Display Resolution: 230,400 dots (76,800 px)  
Touchscreen: No No
Articulating Screen: Yes No
Tilt Swivel Screen: No
Selfie Screen: No
Max Playback Zoom: 11.8x  
Top Deck Display: No
Exposure
Maximum ISO (native): 16000  
Minimum ISO (native): 100  
ISO Settings: Auto (100-3200), 100, 200, 400, 800, 1600, 3200, 6400, 12800, 16000; (Multi-frame NR mode up to ISO 25600) Auto, 80, 100, 200, 400, 800, 1600, 3200
Auto ISO Mode: Yes No
White Balance Settings: Auto, Daylight, Shade, Cloudy, Incandescent, Fluorescent (Warm, Cool, Day, Daylight), Flash, Custom, Color Temp/Filter (2500-9900K with 15-step Magenta/Green compensation) Auto, Daylight, Cloudy, Fluorescent_H, Fluorescent_L, Tungsten, Custom
Shutter Speed Range: 1/4000 - 30 sec 1/2000 - 8 sec
Bulb Mode: Yes No
Exposure Compensation: +/- 3.0EV in 0.3EV steps +/- 2.0EV in 0.3EV steps
Metering Modes: 1200-zone Evaluative, Center-weighted, Spot Multi, Spot, Centre Weighted, Face Detection AE
Program Auto Exposure: Yes Yes
Aperture Priority: Yes No
Shutter Priority: Yes No
Full Manual Exposure: Yes No
Creative Exposure Modes: Sweep Panorama, 3D Sweep Panorama, Portrait, SportsAction, Macro, Landscape, Sunset, Night view, Hand-held Twilight (6 shot layering), Night Portrait, Picture Effect (Posterization (color/B/W), Pop Color, Retro Photo, Partial color (R/G/B/Y), High Contrast Monochrome, Toy Camera (Normal/Cool), Soft High-key, Soft Focus (Hi/Mid/Lo), HDR Painting (Hi/Mid/Lo), Miniature (7 Settings)) TBA
Self Timer: 2 or 10 seconds 2, 10, Double 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, Auto & Red-eye reduction, Fill-in flash, Slow sync, Flash Off, Red-eye fix
Flash Guide Number (ISO 100): 10.0 m / 32.8 ft. n/a
Flash Range Description: Lens dependent TBA
Max Flash Sync: 1/160  
Flash Exposure Compensation: +/- 2.0 EV in 0.3EV steps  
External Flash Connection: Hot shoe n/a
Built-In Wireless Flash Control:    
Image Storage
Usable Memory Types: MS PRO Duo / SD / SDHC / SDXC microSD / microSDHC
UHS Support:    
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: Yes
Uncompressed Format: RAW (12-bit ARW 2.3), RAW+JPEG  
Movie File Format: AVCHD 1.0/MP4 (Audio: Dolby Digital (AC-3)/MPEG-4 AAC-LC) AVI (Motion JPEG) with monaural sound
Included Memory:    
Included Memory Type:    
Connectivity
Built-In Wi-Fi: No No
NFC: No No
Bluetooth: No No
Built-In GPS: No No
Microphone Jack: Yes No
Headphone Jack: No No
External Connections: USB 2.0 High Speed USB 2.0 High Speed
PictBridge Compliant: Yes No
DPOF Compliant: Yes No
Remote Control: Yes
Remote Control Type: Optional Wired (RM-S1AM/RM-L1AM)  
Connections (extended): 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): 0.47  
Cycle time for RAW shooting in single shot mode (seconds per frame): 0.45  
Buffer size for RAW shooting in single shot mode (frames): 2  
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): 5.5  
Buffer size for JPEG shooting in burst mode (frames, max resolution): 10  
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): 0.11 seconds  
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus): 0.080 seconds  
Shutter lag (full AF, with flash): 0.32 seconds  
Shutter Lag (prefocused): 0.057 seconds  
Shutter Lag (notes): Full AF lag, Wide-area mode = 0.124s  
Startup Time: 0.9 seconds  
Play -> Record Time: 0.9 seconds  
Flash cycle time, full power: 2.5 seconds  
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):    
Battery Life, Still (CIPA Rating OVF/EVF): 450 shots  
Battery Life, Video:    
Battery Form Factor: Proprietary Proprietary BP70A
Usable Battery Types: NP-FW50 Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary NP-FW50 Lithium-ion rechargeable 1 x Proprietary Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included:
Internal Charging Supported:
Software
Included Software: Sony Software CD-ROM iLauncher
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 EV correction), Full HD 1080i60 Video, Up to 7 fps Burst Mode (Tele-zoom Continuous Advance Priority AE), Enhanced Object Tracking AF, 2x Clear Image Digital Zoom, Auto Portrait Framing. Vivid Live Panorama Shot, mart Filters and Magic Frame. Available in black, White, Red or Plum.