• 1/2.3 inch 28.1mm2
  • 16.0 megapixels
  • 21.00mm - 105.00mm (35mm eq.)
  • APS-C 361.2mm2
  • 25.7 megapixels
  • ISO 100 - 1,600,000
  • Detailed specifications
  • Olympus Tough TG-870
  • Pentax K-3 III
Links
Prices: Compare Prices Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor: Olympus TG-860
TG-860 vs TG-870
Pentax K-3 II
K-3 II vs K-3 III
Successor:    
General
Model Number: TG-870 K-3 III
Alternate Model Number(s):   K-3 Mark III
Camera Format: Compact Pro SLR
Currently Manufactured: No Yes
Retail Price: $279.99 $1999.95
Street Price: $279.00 $1,846.95
Date Available: 2016-04-15 2021-04-06
Tripod Mount: Yes Yes
Weight: 7.8 oz (221 g) 28.9 oz (820 g)
includes batteries
Size: 4.4 x 2.5 x 1.1 in.
(113 x 64 x 28 mm)
5.3 x 4.1 x 2.9 in.
(135 x 104 x 74 mm)
Waterproof: Yes No
Waterproof Depth: 50.00 feet (15 meters) n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer: BSI CMOS  
Effective Megapixels: 16.0 25.7
Sensor Format: 1/2.3 inch APS-C
Sensor size: 28.0735mm2 (6.17mm x 4.55mm) 361.15mm2 (23.30mm x 15.50mm)
Approximate Pixel Pitch: 1.34 microns 3.76 microns
Focal Length Multiplier: n/a 1.5x
Aspect Ratio: 4:3 3:2
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: None Optional
Self-Cleaning: No Yes
Sensor shift image stabilization: No Yes
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) 6192 x 4128 (25.6 MP, 3:2),
4752 x 3168 (15.1 MP, 3:2),
3648 x 2432 (8.9 MP, 3:2),
1920 x 1280 (2.5 MP, 3:2)
Image File Format: JPEG (EXIF 2.3) JPEG (EXIF 2.30), 14-bit RAW (.PEF, .DNG), RAW+JPEG
Continuous-mode frames/second: 7.0 12.0
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1920x1080 (60p/​30p)
1280x720 (60p/​30p)
640x480 (60p/​30p)
854x480 (120p)
640x480 (120p)
640x360 (240p)
480x360 (240p)
3840x2160 (30p/​24p)
1920x1080 (60p/​50p/​30p/​25p/​24p)
Movie File Format: MOV/H.264 with stereo sound (AVI/Motion JPEG for HS movies) MPEG-4 AVC/H.264 (MOV)
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 Pentax K (KA/KAF/KAF2/3/4)
Lens: Olympus Lens; 10 elements in 8 groups with 5 aspherical elements n/a
Focal Length (35mm equivalent): 21 - 105mm  
Focal Length (actual): 3.7 - 18.7mm  
Zoom Ratio: 5.00x  
Aperture Range: f/3.5 or f/6 (wide) / f/5.7 or f/9.7 (tele)  
Integrated ND Filter: No No
Normal Focus Range: 10 cm to Infinity
3.9 in to Infinity
 
Macro Focus Range: 1 - 10 cm
0.4 - 3.9 in
 
Filter Thread: n/a n/a
Thread Type: n/a n/a
Optical Image Stabilization: Yes No
Digital Zoom: Yes
Digital Zoom Values: Up to 4x (2x Super Resolution Zoom)  
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Contrast Detection: Face Detect AF, iESP Auto, Spot AF, AF Tracking SAFOX 13 TTL phase-matching - 101 point (25 cross type focus points in the center)
Auto Focus Assist Light? Yes Yes
Manual Focus: No Yes
Viewfinder
Viewfinder: No / LCD Optical / LCD
Viewfinder Type:   SLR type; eye-level pentaprism, ~100% coverage, 1.05x mag., 20.5mm eyepoint, -4.0 to +1.0 diopter
Focus Peaking: No Yes
EVF Resolution: n/a n/a
Viewfinder Magnification (35mm equivalent):   1.05x
Viewfinder Magnification (nominal/claimed):    
Display
Eye-level Viewfinder: No Yes
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.2
Rear Display Resolution: 920,000 dots 1,620,000 dots (540,000 px)
Touchscreen: No Yes
Articulating Screen: Yes No
Tilt Swivel Screen: No No
Selfie Screen: Yes No
Max Playback Zoom: 10.0x 16.0x
Top Deck Display: No Yes
Exposure
Maximum ISO (native): 6400 1600000
Minimum ISO (native): 125 100
ISO Settings: Auto, High, 125, 200, 400, 800, 1600, 3200, 6400 Auto, 100-1600000 (1, 1/2 or 1/3 EV steps)
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Sunny, Cloudy, Incandescent, Fluorescent1, Underwater, One-touch Auto, Multi Auto WB, Daylight, Shade, Cloudy, Fluorescent Light (D: Daylight Color, N:Daylight White, W:Cool White, L:Warm White), Tungsten Light, Flash, CTE, Manual (up to 3 settings), Color Temperature (up to 3 settings), Copying the white balance setting of a captured image
Shutter Speed Range: 1/2000 - 4 sec 1/8000 - 30 sec
Bulb Mode: No Yes
Exposure Compensation: +/- 2.0EV in 0.3EV steps +/- 5.0EV in 0.3EV steps
Metering Modes: Digital ESP Metering, Spot Metering TTL open-aperture: Multi-segment with 307K-pixel RGBIr sensor, Center-weighted, Spot, Highlight-weighted
Program Auto Exposure: Yes Yes
Aperture Priority: No Yes
Shutter Priority: No Yes
Full Manual Exposure: No Yes
Creative Exposure Modes: Super Macro, Sportcam, Panorama, Self Portrait, Scene Modes (Portrait, e-Portrait, Landscape, Interval Shooting, Live Composite, Hand-held Starlight, Night Scene, Night + Portrait, Sport, Indoor, Sunset, Fireworks, Cuisine, Documents, Beach & Snow, Under Water Snapshot, Under Water Wide1, Under Water Wide2, Under Water Macro and Backlight HDR); Art Filters (Pop Art, Soft Focus, Pale&Light Color, Grainy Film, Pin Hole, Diorama, Dramatic Tone, Vintage, Key Line, Watercolor, Light Tone, Cross Process and Gentle Sepia) Scene Analyze Auto, Program, Sensitivity Priority, Shutter Priority, Aperture Priority, Shutter & Aperture Priority; Digital filters (capture): Extract Color, Replace Color, Toy Camera, Retro, High Contrast, Shading, Invert Color, Unicolor Bold, Tone Expansion, Bold Monochrome, Grainy Monochrome; HDR: Auto, HDR1, HDR2, HDR3, Advanced HDR, Exposure bracket value adjustable, Automatic composition correction function; Pixel Shift Resolution (On/Off)
Self Timer: 2, 12, Custom seconds 2 or 12 seconds
Time Lapse (intervalometer):    
High Resolution Composite: No 24.0 megapixels
Flash
Built-in Flash: Yes No
Flash Modes: Auto, Red-Eye Reduction, Fill-In, Off, LED; off cameras wireless flash supported P-TTL; Modes available depends on external flash mounted
Flash Guide Number (ISO 100): n/a n/a
Flash Range Description: ISO1600: W:0.12m-4.0m/ T:0.1m-2.5m n/a
Max Flash Sync:   1/200
Flash Exposure Compensation:   -2 to +1 EV in 0.5EV steps
External Flash Connection: n/a Hot Shoe, PC Sync socket
Built-In Wireless Flash Control: Full TTL exposure No
Image Storage
Usable Memory Types: SD / SDHC / SDXC SD / SDHC / SDXC
UHS Support: UHS-I UHS-II
Other Memory:    
Dual Card Slots: No Yes
RAW Capture Support: No Yes
Uncompressed Format:   14-bit RAW (.PEF, .DNG), RAW+JPEG
Movie File Format: MOV/H.264 with stereo sound (AVI/Motion JPEG for HS movies) MPEG-4 AVC/H.264 (MOV)
Included Memory: 37.0 MB No memory included
Included Memory Type: Internal  
Connectivity
Built-In Wi-Fi: Yes Yes
NFC: No No
Bluetooth: No Yes
Built-In GPS: Yes No
Microphone Jack: No Yes
Headphone Jack: No Yes
External Connections: USB 2.0 High Speed,WiFi USB 3.0 Super Speed,Bluetooth,WiFi
PictBridge Compliant: Yes No
DPOF Compliant: No Yes
Remote Control: Yes Yes
Remote Control Type: Via Wi-Fi Optional Wired or IR
Connections (extended): Multi-Terminal (USB Connector, Audio/Video Output, DC input), Micro (Type-D) HDMI USB 3.2 Gen1 (Type-C), Micro B,Micro (Type D) HMDI, External cable switch terminal (2.5mm), X-sync socket, 3.5mm stereo mic input, 3.5mm headphone jack
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): 7.0 12.0
Buffer size for JPEG shooting in burst mode (frames, max resolution): 7 30
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): 300 shots  
Battery Life, Still (CIPA Rating OVF/EVF):   800 shots
Battery Life, Video: 90 minutes  
Battery Form Factor: Proprietary LI-50B Proprietary D-LI90
Usable Battery Types: Lithium Ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary LI-50B Lithium-ion rechargeable 1 x Proprietary D-LI90 Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included: No Yes
Internal Charging Supported: Yes No
Software
Included Software: OLYMPUS Viewer software CD-ROM Software CD-ROM includes Digital Camera Utility 5
OS Compatibility: Windows XP SP3/Vista SP2 / 7/ 8 / 8.1, Mac OS X10.5+  
Miscellaneous
Notes & Features: