• 1/2.3 inch 28.1mm2
  • 16.0 megapixels
  • 25.00mm - 100.00mm (35mm eq.)
  • 35mm 858.0mm2
  • 33.0 megapixels
  • ISO 100 - 51,200
  • Detailed specifications
  • Olympus Tough TG-3
  • Sony Alpha ILCE-A7 IV
Links
Prices: Compare Prices Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor: Olympus TG-2
TG-2 vs TG-3
Sony A7 III
A7 III vs A7 IV
Successor: Olympus TG-4
TG-3 vs TG-4
 
General
Model Number: TG-3 A7 IV
Alternate Model Number(s):   ILCE-7M4
Camera Format: Compact Compact System Camera
Currently Manufactured: No Yes
Retail Price: $349.99 $2500.00
Street Price: $349.00 $2,231.33
Date Available: 2014-06-15 2021-12-31
Tripod Mount: Yes Yes
Weight: 8.7 oz (247 g)
includes batteries
23.2 oz (658 g)
includes batteries
Size: 4.4 x 2.6 x 1.2 in.
(112 x 66 x 31 mm)
5.2 x 3.8 x 3.1 in.
(131 x 96 x 80 mm)
Waterproof: Yes No
Waterproof Depth:   n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer: BSI CMOS Sony
Effective Megapixels: 16.0 33.0
Sensor Format: 1/2.3 inch 35mm
Sensor size: 28.0735mm2 (6.17mm x 4.55mm) 858.01mm2 (35.90mm x 23.90mm)
Approximate Pixel Pitch: 1.34 microns 5.12 microns
Focal Length Multiplier: n/a 1.0x
Aspect Ratio: 4:3 3:2
Color Filter Type: RGBG RGBG
Anti Aliasing Filter:   None
Self-Cleaning: No Yes
Sensor shift image stabilization: Yes 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) 7008 x 4672 (32.7 MP, 3:2),
4608 x 3072 (14.2 MP, 3:2),
3504 x 2336 (8.2 MP, 3:2),
7008 x 3944 (27.6 MP, 16:9),
4608 x 2592 (11.9 MP, 16:9),
3504 x 1968 (6.9 MP, 16:9),
6224 x 4672 (29.1 MP, 4:3),
4096 x 3072 (12.6 MP, 4:3),
3120 x 2336 (7.3 MP, Other),
4672 x 4672 (21.8 MP, 1:1),
3072 x 3072 (9.4 MP, 1:1),
2336 x 2336 (5.5 MP, 1:1)
Image File Format: JPEG (EXIF 2.3) JPEG (8-bit), HEIF (10-bit), RAW (14-bit ARW 2.3), RAW+JPEG, RAW+HEIF
Continuous-mode frames/second: 5.0 10.0
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1920x1080 (30p)
1280x720 (30p)
640x480 (30p)
640x480 (120p)
432x324 (240p)
3840x2160 (60p/​50p/​30p/​25p/​24p)
1920x1080 (120p/​60p/​50p/​30p/​25p/​24p)
Movie File Format: MOV/H.264 with stereo sound, AVI/Motion JPEG (High-Speed Movie, Time-Lapse Movie) XAVC S (Long GOP, H.264 MP4); XAVC HS (Long GOP, H.265 HEVC); XAVC S-I (All-Intra, H.264 MP4)
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 E
Lens: Olympus Lens, 9 lenses in 7 groups, with dual aspheric elements and 2 ED elements Sony FE 28-70mm f/3.5-5.6 OSS SEL2870
Focal Length (35mm equivalent): 25 - 100mm 28 - 70mm
Focal Length (actual): 4.5 - 18mm 28 - 70mm
Zoom Ratio: 4.00x 2.50x
Aperture Range: f/2.0/2.8/8.0 (wide) / f/4.9/6.3/18 (tele); 2-step aperture + ND filter f/3.5-22 (W) / f/5.6-36 (T)
Integrated ND Filter: No No
Normal Focus Range: 10 cm to Infinity
3.9 in to Infinity
40 cm to Infinity
15.7 in to Infinity
Macro Focus Range: 1 cm to Infinity
0.4 in to Infinity
 
Filter Thread: 40.5mm 55.0mm
Thread Type: n/a n/a
Optical Image Stabilization: No No
Digital Zoom: Yes Yes
Digital Zoom Values: Up to 4x (2x Super Resolution Zoom) Up to 4x; 2x Clear Image Digital Zoom
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Contrast Detection: Face Detect AF, iESP, Spot AF, AF Tracking Fast Hybrid 4D AF: 759 points (PDAF), 425 points (contrast-detection AF); Wide (759 points (PDAF), 425 points (CDAF))/Zone/Center/Flexible Spot (S/M/L)/Expanded Flexible Spot/Tracking (Wide/Zone/Center/Flexible Spot (S/M/L)/Expanded Flexible Spot); Touch AF
Auto Focus Assist Light? Yes Yes
Manual Focus: No Yes
Viewfinder
Viewfinder: No / LCD EVF / LCD
Viewfinder Type:   EVF: 1.3 cm (0.5 type) 3.68M-dot UXGA color OLED, 100% coverage, 0.78x magnification, -4.0 to +3.0 diopter, 23mm eyepoint from the eyepiece lens
Focus Peaking: No Yes
EVF Resolution: n/a 3,686,400 dots (1,228,800 pixels)
Viewfinder Magnification (35mm equivalent):    
Viewfinder Magnification (nominal/claimed):    
Display
Eye-level Viewfinder: No Yes
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.0
Rear Display Resolution: 460,800 dots (153,600 px) 3,680,000 dots
Touchscreen: No Yes
Articulating Screen: No Yes
Tilt Swivel Screen: No Yes
Selfie Screen: No Yes
Max Playback Zoom: 10.0x 13.3x
Top Deck Display: No
Exposure
Maximum ISO (native): 6400 51200
Minimum ISO (native): 100 100
ISO Settings: Auto, High, 100, 200, 400, 800, 1600, 3200, 6400 Auto, 100 - 51200, expandable to 50 - 204800
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Sunny, Cloudy, Incandescent, Fluorescent1, Underwater, One-touch Auto, Daylight, Shade, Cloudy, Incandescent, Fluorescent (4 settings), Flash, Custom, Color Temp./ Filter (2500-9900K with 57-step Magenta/Green and 29-step Amber/Blue compensation), Underwater
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 1200-zone Evaluative Multi-segment, Center-weighted, Spot (Standard/Large), Entire Screen Avg., Highlight
Program Auto Exposure: Yes Yes
Aperture Priority: Yes Yes
Shutter Priority: No Yes
Full Manual Exposure: No Yes
Creative Exposure Modes: Scene Modes: Portrait, ePortrait, Landscape, Interval Shooting, Hand-held Starlight, Night Scene, Night + Portrait, Sport, Indoor, Self Portrait, Sunset, Fireworks, Cuisine, Documents, Beach & Snow, Under Water Snapshot, Under Water Wide1, Under Water Wide2, Under Water Macro, Snow, Panorama, Backlight HDR; Art Filters: Pop Art, Soft Focus, Pale & Light Color, Grainy Film, Pin Hole, Diorama, Dramatic Tone, Fish Eye, Sparkle, Reflection, Fragmented; Microscope Modes: Microscope, Focus Stacking, Focus Bracketing, Microscope Control; Photo Story 3 Custom Settings; Creative Look; Slow & Quick Motion; HDR: Auto Exposure Difference, Exposure difference Level (1-6 EV at 1.0 EV step)
Self Timer: 2, 12, custom seconds 2, 5, 10; 3/5 shots after 2/5/10 seconds
Time Lapse (intervalometer): Yes  
High Resolution Composite: No No
Flash
Built-in Flash: Yes No
Flash Modes: Auto, Red-Eye Reduction, Fill-In, Off, LED Auto, Fill Flash, Hi-Speed Sync, Off, Rear Sync, Red-Eye Reduction, Slow Sync
Flash Guide Number (ISO 100): n/a n/a
Flash Range Description: ISO 1600: W: 0.2m - 7.9m; T: 0.1m - 3.1m n/a
Max Flash Sync:   1/250
Flash Exposure Compensation:   +/- 3.0 EV in 0.3EV steps
External Flash Connection: n/a Enhanced Multi Interface Hot Shoe, Sync Terminal
Built-In Wireless Flash Control: Full TTL exposure No
Image Storage
Usable Memory Types: SD / SDHC / SDXC MS PRO Duo / SD / SDHC / SDXC / CFexpress
UHS Support: UHS-I UHS-I
Other Memory:   2x:CFexpress Type A, SD UHS-II
Dual Card Slots: No Yes
RAW Capture Support: No Yes
Uncompressed Format:   RAW (14-bit ARW 2.3), RAW+JPEG, RAW+HEIF
Movie File Format: MOV/H.264 with stereo sound, AVI/Motion JPEG (High-Speed Movie, Time-Lapse Movie) XAVC S (Long GOP, H.264 MP4); XAVC HS (Long GOP, H.265 HEVC); XAVC S-I (All-Intra, H.264 MP4)
Included Memory: 36.0 MB No memory included
Included Memory Type: Internal  
Connectivity
Built-In Wi-Fi: Yes Yes
NFC: Yes
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 2.0 High Speed,USB 3.0 Super Speed,Bluetooth,WiFi
PictBridge Compliant: No No
DPOF Compliant: No Yes
Remote Control: Yes Yes
Remote Control Type: Via Wi-Fi Yes, via USB or Wi-Fi
Connections (extended): Multi-terminal (USB Connector, DC Jack, Audio/Video Output), Micro HDMI (Type D) USB-C (USB 3.2 Gen2, 10Gbps), Multi-Terminal Micro USB (with remote support), Type-A HDMI, 3.5mm Microphone and Headphone jacks
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): 5.0 10.0
Buffer size for JPEG shooting in burst mode (frames, max resolution): 100 828
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): 380 shots  
Battery Life, Still (CIPA Rating OVF/EVF):    
Battery Life, Video:    
Battery Form Factor: Proprietary LI-92B Proprietary
Usable Battery Types: Lithium-ion rechargeable NP-FZ100 Lithium-ion rechargeable
Batteries Included: 1 x Proprietary LI-92B Lithium-ion rechargeable 1 x Proprietary NP-FZ100 Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included: Yes Yes
Internal Charging Supported: Yes Yes
Software
Included Software: CD-ROM with Instruction Manual and Olympus Viewer 3 Software Capture One Express (for Sony) free download
OS Compatibility: Windows, Mac OS X Windows, Mac OS X
Miscellaneous
Notes & Features: Waterproof (50 ft/15m), Crushproof (220lbf/100 kgf), Shockproof (7 ft/2.1m), Freezeproof (Down to 14F / -10C), Dustproof, built-in Wi-Fi and GPS, focus stacking. Available in red or black.