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WG-4 - Specifications

Product data
Article Number 08596
Release date Feb 6, 2014
Camera Type

Water proof, dust, sand, crash, cold, pression proof digital compact

Type 1/2.3" CMOS
Total Pixels

Total 16.79 MP

Effective Pixels

Approx. 16.0 megapixels


16M(4608x3456), 12M(1:1)(3456x3456), 12M(16:9)(4608x2592), 7M(3072x2304), 5M(16:9)(3072x1728), 5M(2592x1944), 4M(16:9)(2592x1464), 3M(2048x1536), 2M(16:9)(1920x1080), 1024(1024x768), 640(640 x 480) (Unit:pixels)

3 Quality levels (Excellent, very good, good)


Full HD 1920 (1920x1080) : approx. 30fps,

HD 1280 (1280x720), approx. 60/30fps,

Quality: level Fixed

Shake reduction: Movie SR mode



Auto, Manual (ISO 125 - 6400)

Auto ISO range: ISO 125-200, ISO 125-400, ISO 125-800, ISO 125-1600, ISO 125-3200, ISO 125-6400
*Fixed at ISO 125-1600 in Green mode.
*Fixed at ISO 125-200, 125-400, 125-400, 125-1600 in Handheld Night Snap mode.
*Fixed at ISO 125-6400 in Report mode.

Shake Reduction

Sensor-Shift-Type (SR : Shake Reduction),

Dual (SR & Pixel Track SR),

High-sensitivity anti-shake mode (Digital SR)

Auto ISO range for SR: ISO 125-6400

Motion blur reduction Pixel Track SR, Hi-sensitivity anti-shake mode (Digital SR)

White Balance

Auto, Daylight, Shade, Tungsten light, Fluorescent light (D:Daylight Color, N:Daylight White, W:White Light), Manual

Focal Length

4.5 - 18mm, approx. 25 - 100mm in 35mm



RICOH lens, 9 elements in 7 groups (4 aspherical elements)


Aperture: F2.0(W) - F4.9(T)

Smallest aperture: F11.3(W)-F18.5(T)

Digital Zoom

approx. 7.2x
Intelligent zoom: approx. 6x at 7M and 28.8 x at 640 (including optical zoom)

Optical Zoom 4x
Focusing System

TTL contrast detection auto focus system


Infinity-landscape, Pan Focus, Manual Focus

9-point AF, Spot AF, Auto tracking AF (anticipating moving subject)

AF Modes

Normal : 0.4m ‐ infinity (entire zoom range)
Macro : 0.1m ‐ 0.5m (entire zoom range)
1cm Macro : 0.01m ‐ 0.30m (mid-zoom to telephoto)

Manual AF Modes

0.01m -  infinity (Depends on the zooming steps)

AF assist

AF assist lamp

Special Macrolight (6 LED at front to assist close-up shooting)


3.0’’ wide-TFT color LCD, Wide viewing 170°, AR Coating (LCD Cover only), with protection acrylic cover

LCD frame rate: approx. 60


approx. 460k dots


Slideshow, Image Rotation, Small Face Filter, Ink Rubbing Filter, Collage, Digital Filter (B&W/Sepia, Toy Camera, Retro, Color, Extract Color, Color Emphasis, High Contrast, Starburst, Soft, Fish-eye, Brightness, Miniature), HDR Filter, Original Frame, Movie Edit, Red-eye Edit, Resize, Cropping, Image Copy, Protect, DPOF, Start-up Screen


1/4000  - 1/4sec (Mechanical and electronic shutter)                            

1/2000- 4sec (Night Scene mode setting)

Release Function

Approx. 0.016 sec


Start-up time: approx. 1.8 sec

Shutter Release Delay

Approx. 0.016 sec

Exposure system

Multi-segment metering, Centre-weighted metering, Spot AE metering

Exposure Modes

Exposure Modes:
Auto Picture, Program, Shutter Priority, USER, HDR, Handheld Night Snap, Movie, Digital Microscope, Landscape, Flower, Portrait, Interval Shot, Underwater, Underwater Movie, Interval Movie, High Speed movie**, Time-Lapse movie**, 1cm-Macro Movie, Digital SR, Surf & Snow, Kids, Pet, Sport, Night Scene, Night Scene Portrait, Fireworks, Food, Report*, Green

Auto picture Scene Modes:
Landscape, Portrait, Night Scene, Night Scene Portrait, Standard, Flower, Sport, Candlelight, Blue Sky, Sunset, Text, Group Photo, Pet, Portrait & Blue Sky, Portrait & Sunset, Portrait & Backlight

Compensation ±2EV (1/3EV steps)
Auto Bracketing Available

Integrated auto flash control


Flash-on and Flash-off modes

"Red-eye" compensation function with pre-discharge

Effective Range

Wide: approx. 0.2 - 10.4 m (ISO Auto)

Tele: approx. 0.2 - 4.2 m (ISO Auto)

Exposure Parameters

Drives modes:
One shot, Self-timer (10 sec, 2 sec, Remote Control (immediately, 3 sec)), Continuous Shooting, Burst Shooting, Remote Control*, Auto Bracketing

Image Tone: Bright, Natural, Monochrome,

* Remote control compatible, receivers located in the front and back of the camera

Face Recognition

Face detection AF&AE available for all modes up to 32 faces, Smile Capture, Self-portrait Assist, Self-portrait Assist + Smile Capture, Blink Detection

Pet detection: detects up to 1 pet’s face (auto)

Digital Filter

B&W/Sepia, Toy Camera, Retro, Color, Extract Color, Color Emphasis, High Contrast, Starbust, Soft, Fish-eye, Brightness, Miniature Filter


Sound : Yes

Movie : Movie shake reduction Mode (Movie SR)

Duration : Depends on memory card capacity

Resolution * : Full HD 1920 (1920x1080), approx. 30fps

HD 1280 (1280x720), approx. 60/30fps

* Recorded pixels is fixed to 1280(1280x720), and frame rate is fixed to 120fps for shooting, 30fps for  playback  in High Speed Movie mode.

* Recorded pixels is fixed to 640(640x360), and frame rate is fixed to 15fps for shooting, 240fps for playback  in Time-Lapse Movie mode.

* Still Picture Saving during Movie Recording (up to three still pictures per each continuous movie recording, with the focus fixed at the start of recording and the number of recorded pixels fixed to 12M(16:9). The angle of view may change, depending on the number of recorded pixels for movies. The image may be distorted, depending on recording conditions.)


Save as still image, Divide movies, Adding title picture

Digital Filter

B&W/Sepia, Toy Camera, Retro, Color, Extract Color, Color Emphasis, High Contrast, Starbust, Soft, Fish-eye, Brightness, Miniature Filter


Playback modes:

Slideshow, Image Rotation, Small Face Filter, Ink Rubbing Filter, Collage, Digital Filter(B&W/Sepica, Toy Camera, Retro, Color, Extract Color, Color Emphasis, High Contrast, Starburst, Soft, Fish-eye, Brightness, Miniature), HDR Filter, Original Frame, Movie Edit, Red-eye Edit, Resize, Cropping, Image Copy, Protect, DPOF, Start-up Screen

Playback functions:

One Shot, Index (6 thumbnails, 12 thumbnails), Enlargement (up to 10x, scroll available), Movie Playback, Histogram, Folder display, Select&Delete, Calendar, Changing Folder name


approx. 70 MB


SD, SDHC and SDXC memory cards

Compatible with Eye-Fi wireless memory cards

File Format

Photo format : JPEG (Exif 2.3), DCF 2.0, DPOF, PRINT Image Matching III

Video format : MPEG-4 AVC/H.264

Audio : Movie/Underwater, Movie/Time-Lapse, Movie/1cm- Macro Movie, 32KHz, 16bit Stereo High Speed Movie: 8 KHz, 16 bit, stereo

Special Features

Date Imprint Available*** (Date, Date & time, Time)
World Time
Macro light
Changing folder name
Electronic level

Others: Noise reduction automatically applied when the shutter speed is slower than 0.25 sec

Digital Shake Reduction system
Eye-Fi cards compatible

Dynamic Range: Shadow/ Highlight adjustment

Equ. to JIS Class 8 waterproof **** and JIS Class 6 dustproof capabilities****

**** Waterproof (Up to 14m(45ft) for 2hours), Shock proof (Up to 2.0m (6.5ft))

**** Operating Temperature -10° to 40°



English, French, German, Spanish, Portuguese, Italian, Dutch, Danish, Swedish, Finnish, Polish, Czech, Hungarian, Turkish, Greek, Russian


Video output (NTSC/PAL)

USB 2.0 (Hi-Speed), USB/AV terminal,

HDMI terminal (Type D) (Micro) port


Rechargeable D-LI92 Lithium-Ion battery

Optional AC adapter available


Still**: Approx. 240 shots
Playback**: Approx. 200 min
Approx. 65 min in movie mode

** Recording capacity shows approximate number of shots recorded during CIPA-compliant testing. Actual performance may vary depending on operating conditions.

**According to the result of PENTAX RICOH IMAGING in-house testing.


6.45 cm


12.5 cm

Depth 3.2 cm

209g (unloaded)

229g (with battery & SD card)


Windows XP SP3, Windows Vista and 7 and 8


Mac: OS X 10.4 or above

Included Software

PC: MediaImpression 3.6.2 LE 

Mac: MediaImpression 2.2 LE


Kit Content

Rechargeable lithium-ion battery D-LI92

Power adapter D-PA135

USB cable I-USB7

Carabiner strap O-ST144 (for black and silver WG-4/GPS)

Carabiner strap O-ST145 (for blue and lime yellow WG-4/GPS)

Macro stand O-MS2

Software (CD-ROM) S-SW145


Rechargeable battery Li-Ion D-LI92 - 39800

Charger kit K-BC92E - 39804

AC adapter K-AC117E - 38971

Video cable I-AVC7 - 39552

USB cable I-USB7 - 39551

Macro stand O-MS2 - 38642

Lens adapter O-LA135 - 38654

Wide conversion lens DW-5 - 171930

Carabiner strap O-ST118 (Y&B) - 39003

Carabiner strap O-ST103(OR) - 39861

Chest harness - 50284

Remote control O-RC1 - 39892

Floating Strap - 50195

Black neoprene case - 50282

WG Flat adhesive mount O-CM1471 - 37030

WG Handle bar mount O-CM1472 - 37031

WG Suction Cup mount O-CM1473 - 37032

WG Holder O-CH1470 - 37033

WG Repair parts 1 O-CM1474 (for O-CM1471) - 37034

WG repair parts 2 O-CM1475 (replacement nut for O-CM1471/72/73) - 37035

WG Repair parts 3 O-CM1476 (for O-CH1470) - 37036

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