• 1/2.3 inch 28.1mm2
  • 16.1 megapixels
  • 25.00mm - 125.00mm (35mm eq.)
  • 1/2.3 inch 28.1mm2
  • 8.3 megapixels
  • 15.00mm (35mm eq.)
  • Detailed specifications
  • Samsung ST72
  • Nikon KeyMission 170
Links
Prices:   Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:    
Successor:    
General
Model Number: ST72 170
Alternate Model Number(s):    
Camera Format: Ultra Compact Action Camera
Currently Manufactured: No Yes
Retail Price: $119.99 $399.95
Street Price: $179.00 $179.00
Date Available: 2013-03-30 2016-10-15
Tripod Mount: Yes Yes
Weight: 3.8 oz (108 g) 4.7 oz (135 g)
includes batteries
Size: 3.7 x 2.3 x 0.7 in.
(94 x 58 x 18 mm) 		2.6 x 1.8 x 1.7 in.
(66 x 47 x 43 mm)
Waterproof: No Yes
Waterproof Depth: n/a 98.00 feet (30 meters)
Image Sensor
Sensor Type: CCD CMOS
Sensor Manufacturer:    
Effective Megapixels: 16.1 8.3
Sensor Format: 1/2.3 inch 1/2.3 inch
Sensor size: 28.0735mm2 (6.17mm x 4.55mm) 28.0735mm2 (6.17mm x 4.55mm)
Approximate Pixel Pitch: 1.34 microns 1.61 microns
Focal Length Multiplier: n/a n/a
Aspect Ratio: 4:3 4:3
Color Filter Type:   RGBG
Anti Aliasing Filter:   None
Self-Cleaning: No No
Sensor shift image stabilization: No No
On-Sensor Phase Detect: No No
DxO Sensor Score:    
DxO Color Depth Score (bits):    
DxO Dynamic Range Score (evs):    
DxO Maximum Effective ISO Score (iso):    
Image Capture
Image Resolution: 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) 		3840 x 2160 (8.3 MP, 16:9)
Image File Format: JPEG JPEG (EXIF 2.3)
Continuous-mode frames/second: n/a n/a
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1280x720 (30p/​15p)
640x480 (30p/​15p)
320x240 (30p/​15p) 		3840x2160 (30p/​25p)
1920x1080 (60p/​50p/​30p/​25p)
1920x1080 (120p)
1280x720 (240p)
Movie File Format: AVI (Motion JPEG) with monaural sound MOV (Video: H.264/MPEG-4 AVC, Audio: AAC Stereo)
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: n/a n/a
Lens: Samsung Zoom Single fixed focus, fixed aperture lens produces 170 degree angle of view
Focal Length (35mm equivalent): 25 - 125mm 15mm
Focal Length (actual): 4.5 - 22.5mm 2.4mm
Zoom Ratio: 5.00x 1.00x
Aperture Range: f/2.5 (wide) / f/6.3 (tele) - ??? f/2.8 (fixed)
Integrated ND Filter: No No
Normal Focus Range: 80 cm to Infinity
31.5 in to Infinity 		40 cm to Infinity
15.7 in to Infinity
Macro Focus Range: 5 - 80 cm
2.0 - 31.5 in 		 
Filter Thread: n/a n/a
Thread Type: n/a n/a
Optical Image Stabilization: No No
Digital Zoom: Yes
Digital Zoom Values: Up to 5x  
Auto Focus
Auto Focus: Yes No
Auto Focus Type: Contrast Detection: Multi AF, Centre AF, Face Detection AF, Object Tracking AF, Smart Face Recognition AF n/a
Auto Focus Assist Light? Yes n/a
Manual Focus: No No
Viewfinder
Viewfinder: LCD No / LCD
Viewfinder Type:    
Focus Peaking: No No
EVF Resolution: n/a n/a
Viewfinder Magnification (35mm equivalent):    
Viewfinder Magnification (nominal/claimed):    
Display
Eye-level Viewfinder: No No
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 1.5
Rear Display Resolution:   345,000 dots
Touchscreen: No No
Articulating Screen: No No
Tilt Swivel Screen: No No
Selfie Screen: No No
Max Playback Zoom:    
Top Deck Display: No
Exposure
Maximum ISO (native):   1600
Minimum ISO (native):   100
ISO Settings: Auto, 80, 100, 200, 400, 800, 1600, 3200 Auto, 100-1600
Auto ISO Mode: No Yes
White Balance Settings: Auto, Daylight, Cloudy, Fluorescent_H, Fluorescent_L, Tungsten, Custom TBA
Shutter Speed Range: 1/2000 - 8 sec 1/16000 - 1/2 sec
Bulb Mode: No Yes
Exposure Compensation: +/- 2.0EV in 0.3EV steps +/- 2.0EV in 0.3EV steps
Metering Modes: Multi, Spot, Centre Weighted, Face Detection AE Matrix, center-weighted
Program Auto Exposure: Yes Yes
Aperture Priority: No No
Shutter Priority: No No
Full Manual Exposure: No No
Creative Exposure Modes: TBA TBA
Self Timer: 2, 10, Double seconds  
Time Lapse (intervalometer):    
High Resolution Composite: No No
Flash
Built-in Flash: Yes No
Flash Modes: Auto, Auto & Red-eye reduction, Fill-in flash, Slow sync, Flash Off, Red-eye fix n/a
Flash Guide Number (ISO 100): n/a n/a
Flash Range Description: TBA n/a
Max Flash Sync:    
Flash Exposure Compensation:    
External Flash Connection: n/a n/a
Built-In Wireless Flash Control:   No
Image Storage
Usable Memory Types: microSD / microSDHC microSD / microSDHC / microSDXC
UHS Support:    
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: No
Uncompressed Format:    
Movie File Format: AVI (Motion JPEG) with monaural sound MOV (Video: H.264/MPEG-4 AVC, Audio: AAC Stereo)
Included Memory:   0.0 MB
Included Memory Type:    
Connectivity
Built-In Wi-Fi: No Yes
NFC: No Yes
Bluetooth: No Yes
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,Bluetooth,WiFi
PictBridge Compliant: No No
DPOF Compliant: No Yes
Remote Control: Yes
Remote Control Type:   Via Wi-Fi/Bluetooth or included remote control
Connections (extended):   Micro USB 2.0, Micro HDMI (Type-D)
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution):    
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):    
Camera penalizes early shutter press?
JPEG shooting speed in burst mode (fps, max resolution):    
Buffer size for JPEG shooting in burst mode (frames, max resolution):    
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):    
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus):    
Shutter lag (full AF, with flash):    
Shutter Lag (prefocused):    
Shutter Lag (notes):    
Startup Time:    
Play -> Record Time:    
Flash cycle time, full power:    
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):   250 shots
Battery Life, Still (CIPA Rating OVF/EVF):    
Battery Life, Video:   60 minutes
Battery Form Factor: Proprietary BP70A Proprietary EN-EL12
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary Lithium-ion rechargeable 1x Proprietary EN-EL12 lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included: No
Internal Charging Supported: Yes
Software
Included Software: iLauncher None; Free downloads: Nikon SnapBridge 360/170 app for iOS and Android devices, KeyMission 360/170 Utility program for PC and Mac
OS Compatibility:    
Miscellaneous
Notes & Features: Vivid Live Panorama Shot, mart Filters and Magic Frame. Available in black, White, Red or Plum. Captures 170 degree stills and video up to 4K UHD, electronic Vibration Reduction (4K not supported), Waterproof down to 10m/33ft for 60 mins, Shockproof to 2m/6.6ft, Dustproof, Freezeproof (-10C/14F), SnapBridge 360/170 compatible, integrated Wi-Fi, NFC and Bluetooth. The KeyMission 170 comes with a remote control accessory, useful for stopping and starting recording or creating tags while. Optional Waterproof Housing available to extend underwater performance to 40m/131 ft.