• 1/2.5 inch 24.7mm2
  • 8.1 megapixels
  • 37.00mm - 112.00mm (35mm eq.)
  • 1/2.3 inch 28.1mm2
  • 16.0 megapixels
  • 25.00mm - 100.00mm (35mm eq.)
  • Detailed specifications
  • Pentax Optio E50
  • Olympus Tough TG-4
Links
Prices:   Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:   Olympus TG-3
TG-3 vs TG-4
Successor:   Olympus TG-5
TG-4 vs TG-5
General
Model Number: E50 TG-4
Alternate Model Number(s):    
Camera Format: Ultra Compact Compact
Currently Manufactured: No No
Retail Price: $149.95 $379.99
Street Price:   $379.00
Date Available: 2008-03-30 2015-05-15
Tripod Mount: Yes Yes
Weight: 4.2 oz (119 g)
includes batteries
8.7 oz (247 g)
includes batteries
Size: 3.8 x 2.4 x 0.9 in.
(97 x 61 x 23 mm)
4.4 x 2.6 x 1.2 in.
(112 x 66 x 31 mm)
Waterproof: No Yes
Waterproof Depth: n/a 50.00 feet (15 meters)
Image Sensor
Sensor Type: CCD CMOS
Sensor Manufacturer:   BSI CMOS
Effective Megapixels: 8.1 16.0
Sensor Format: 1/2.5 inch 1/2.3 inch
Sensor size: 24.7104mm2 (5.76mm x 4.29mm) 28.0735mm2 (6.17mm x 4.55mm)
Approximate Pixel Pitch: 1.76 microns 1.34 microns
Focal Length Multiplier: n/a n/a
Aspect Ratio: 4:3 4:3
Color Filter Type: RGBG RGBG
Anti Aliasing Filter:   Fixed
Self-Cleaning: No No
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: 3264 x 2448 (8.0 MP, 4:3),
2592 x 1944 (5.0 MP, 4:3),
2304 x 1728 (4.0 MP, 4:3),
2048 x 1536 (3.1 MP, 4:3),
1600 x 1200 (1.9 MP, 4:3),
1024 x 768 (0.8 MP, 4:3),
640 x 480 (0.3 MP, 4:3)
4608 x 3456 (15.9 MP, 4:3),
3264 x 2448 (8.0 MP, 4:3),
2048 x 1536 (3.1 MP, 4:3),
640 x 480 (0.3 MP, 4:3)
Image File Format: JPEG (EXIF 2.2) JPEG (EXIF 2.3), RAW (.ORF), RAW+JPEG
Continuous-mode frames/second: n/a 5.1
Video Capture
Can take movies: Yes Yes
Movie Resolution: 640x480 (30/​15)
320x240 (30/​15)
1920x1080 (30p)
1280x720 (30p)
640x480 (30p)
640x480 (120p)
320x240 (240p)
Movie File Format: TBA MOV/H.264 with stereo sound, AVI/Motion JPEG (High-Speed Movie, Time-Lapse Movie)
Composite Video Out: Yes Yes
NTSC/PAL Switchable Video: Yes Yes
Video Usable as Viewfinder:
HD Video Out: Yes
HD Video Connection: HDMI
Lens & Optics
Lens Mount: n/a n/a
Lens: Pentax zoom lens, 6 elements in 5 groups with 3 aspherical elements Olympus Lens, 9 lenses in 7 groups, with dual aspheric elements and 2 ED elements
Focal Length (35mm equivalent): 37 - 112mm 25 - 100mm
Focal Length (actual): 6.2 - 18.6mm 4.5 - 18mm
Zoom Ratio: 3.00x 4.00x
Aperture Range: f/2.8 (wide) / f/5.2 (tele) - ??? f/2.0/2.8/8.0 (wide) / f/4.9/6.3/18 (tele); 2-step aperture + ND filter
Integrated ND Filter: No No
Normal Focus Range: 40 cm to Infinity
15.7 in to Infinity
10 cm to Infinity
3.9 in to Infinity
Macro Focus Range: 15 cm to Infinity
5.9 in to Infinity
1 cm to Infinity
0.4 in to Infinity
Filter Thread: n/a 40.5mm
Thread Type: n/a n/a
Optical Image Stabilization: No No
Digital Zoom: Yes Yes
Digital Zoom Values: 4x Up to 4x (2x Super Resolution Zoom)
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: 3-point TTL contrast detection Contrast Detection: Face Detect AF, iES, Spot AF, AF Tracking, AF Target Selection
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
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): 2.4 3.0
Rear Display Resolution: 110,000 dots 460,800 dots (153,600 px)
Touchscreen: No No
Articulating Screen: No No
Tilt Swivel Screen: No No
Selfie Screen: No No
Max Playback Zoom: 8.0x 10.0x
Top Deck Display: No
Exposure
Maximum ISO (native):   6400
Minimum ISO (native):   100
ISO Settings: Auto (100 - 800), 1600 in Digital SR mode Auto, High, 100, 200, 400, 800, 1600, 3200, 6400
Auto ISO Mode: Yes Yes
White Balance Settings: Auto Auto, Sunny, Cloudy, Incandescent, Fluorescent1, Underwater, One-touch
Shutter Speed Range: 1/2000 - 4 sec 1/2000 - 4 sec
Bulb Mode: No No
Exposure Compensation: +/- 2.0EV in 0.3EV steps +/- 2.0EV in 0.3EV steps
Metering Modes: TTL multi-segment Digital ESP Metering, Spot Metering
Program Auto Exposure: Yes Yes
Aperture Priority: No Yes
Shutter Priority: No No
Full Manual Exposure: No No
Creative Exposure Modes: Night Scene, Landscape, Flower, Portrait, Surf & Snow, Sport, Digital SR, Kids, Pet, Panorama, Frame Composite Scene Modes: Portrait, ePortrait, Landscape, Interval , Live Composite, Handheld Star Light, Night Scene, Night + Portrait, Sport, Indoor, Self Portrait, Sunset, Fireworks, Cuisine, Documents, Beach & Snow, Snow, Panorama, Backlight HDR, Underwater Snapshot, Underwater Wide1, Underwater Wide2, Underwater Macro, Underwater 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
Self Timer: 2 or 10 seconds 2, 12, custom seconds
Time Lapse (intervalometer):   Yes
High Resolution Composite: No No
Flash
Built-in Flash: Yes Yes
Flash Modes: Auto, Flash On, Flash Off, Red-eye Reduction Flash Auto, Red-Eye Reduction, Fill-In, Flash Off, Remote Control, SLV Slave, Slow Synchronization, LED On
Flash Guide Number (ISO 100): n/a n/a
Flash Range Description: Auto ISO: approx 20 ft (wide), 10 ft (tele) ISO 1600: W: 0.2m - 7.9m; T: 0.1m - 3.1m
Max Flash Sync:    
Flash Exposure Compensation:   +/- 2.0 EV in 0.3EV steps
External Flash Connection: n/a n/a
Built-In Wireless Flash Control:   Full TTL exposure
Image Storage
Usable Memory Types: SD / SDHC SD / SDHC / SDXC
UHS Support:   UHS-I
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: No Yes
Uncompressed Format:   RAW (.ORF), RAW+JPEG
Movie File Format: TBA MOV/H.264 with stereo sound, AVI/Motion JPEG (High-Speed Movie, Time-Lapse Movie)
Included Memory: 9.5 MB 55.0 MB
Included Memory Type: Internal Internal
Connectivity
Built-In Wi-Fi: No Yes
NFC: No No
Bluetooth: No No
Built-In GPS: No Yes
Microphone Jack: No No
Headphone Jack: No No
External Connections: USB 2.0 High Speed USB 2.0 High Speed,WiFi
PictBridge Compliant: Yes Yes
DPOF Compliant: Yes Yes
Remote Control: No Yes
Remote Control Type:   Via Wi-Fi
Connections (extended): Dock terminal connection (Kodak ImageLink) Multi-terminal (USB Connector, DC Jack, Audio/Video Output), Micro HDMI (Type D)
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution):   0.51
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):   0.59
Camera penalizes early shutter press? No
JPEG shooting speed in burst mode (fps, max resolution):   5.1
Buffer size for JPEG shooting in burst mode (frames, max resolution):   100
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):   0.26 seconds
Shutter lag (full AF, tele):   0.16 seconds
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus):   0.096 seconds
Shutter lag (full AF, with flash):   0.32 seconds
Shutter Lag (prefocused):   0.032 seconds
Shutter Lag (notes):    
Startup Time:   1.0 seconds
Play -> Record Time:   0.7 seconds
Flash cycle time, full power:   1.8 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 250 shots (Alkaline AA) 380 shots
Battery Life, Still (CIPA Rating OVF/EVF):    
Battery Life, Video:    
Battery Form Factor: 2 x AA Proprietary LI-92B
Usable Battery Types: Alkaline or Lithium disposable, NiMH rechargeable Lithium-ion rechargeable
Batteries Included: TBA 1 x Proprietary LI-92B Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): No Yes
Dedicated Battery Charger Included: No
Internal Charging Supported: Yes
Software
Included Software: TBA CD-ROM with Instruction Manual and Olympus Viewer 3 Software
OS Compatibility: TBA Windows, Mac OS X
Miscellaneous
Notes & Features: Waterproof to 50 feet (15 m), crushproof to 220 pounds (100kgf), shockproof from 7 feet (2.1 m), freezeproof down to 14F (-10C), and dustproof. Available in red or black.