• 1/2.3 inch 28.1mm2
  • 14.0 megapixels
  • 28.00mm - 140.00mm (35mm eq.)
  • 4/3 226.2mm2
  • 20.4 megapixels
  • ISO 200 - 25,600
  • Detailed specifications
  • Pentax Optio WG-1
  • OM System OM-1
Links
Prices: Compare Prices  
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:    
Successor: Pentax WG-2
WG-1 vs WG-2
 
General
Model Number: WG-1 OM-1
Alternate Model Number(s):    
Camera Format: Compact Compact System Camera
Currently Manufactured: No Yes
Retail Price: $349.95 $2199.99
Street Price: $260.00  
Date Available: 2011-04-15 2022-03-01
Tripod Mount: Yes Yes
Weight: 5.3 oz (150 g)
includes batteries
18.0 oz (511 g)
includes batteries
Size: 4.5 x 2.3 x 1.1 in.
(114 x 59 x 28 mm)
5.3 x 3.6 x 2.9 in.
(135 x 92 x 73 mm)
Waterproof: Yes No
Waterproof Depth:   n/a
Image Sensor
Sensor Type: CCD Live MOS
Sensor Manufacturer:    
Effective Megapixels: 14.0 20.4
Sensor Format: 1/2.3 inch 4/3
Sensor size: 28.0735mm2 (6.17mm x 4.55mm) 226.2mm2 (17.40mm x 13.00mm)
Approximate Pixel Pitch: 1.44 microns 3.36 microns
Focal Length Multiplier: n/a 2.0x
Aspect Ratio: 4:3 4:3
Color Filter Type: RGBG RGBG
Anti Aliasing Filter:   None
Self-Cleaning: No Yes
Sensor shift image stabilization: No Yes
On-Sensor Phase Detect: No Yes
DxO Sensor Score:    
DxO Color Depth Score (bits):    
DxO Dynamic Range Score (evs):    
DxO Maximum Effective ISO Score (iso):    
Image Capture
Image Resolution: 4288 x 3216 (13.8 MP, 4:3),
3216 x 3216 (10.3 MP, 1:1),
4224 x 2376 (10.0 MP, 16:9),
3072 x 2304 (7.1 MP, 4:3),
3072 x 1728 (5.3 MP, 16:9),
2592 x 1944 (5.0 MP, 4:3),
2592 x 1464 (3.8 MP, Other),
2048 x 1536 (3.1 MP, 4:3),
1920 x 1080 (2.1 MP, 16:9),
1024 x 768 (0.8 MP, 4:3),
640 x 480 (0.3 MP, 4:3)
5184 x 3888 (20.2 MP, 4:3),
1024 x 786 (0.8 MP, Other),
10368 x 7776 (80.6 MP, 4:3),
8160 x 6120 (49.9 MP, 4:3),
5760 x 4320 (24.9 MP, 4:3)
Image File Format: JPEG (Exif 2.2) JPEG, 12-bit lossless compressed RAW (.ORF), RAW + JPEG
Continuous-mode frames/second: 0.7 120.0
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1280x720 (30/​15)
640x480 (30/​15)
320x240 (30/​15)
4096x2160 (60p/​50p/​30p/​25p/​24p)
3840x2160 (60p/​50p/​30p/​25p/​24p)
1920x1080 (60p/​50p/​30p/​25p/​24p)
1280x720 (60p/​50p/​30p/​25p/​24p)
4096x2160 (15p/​12p/​8p/​6p/​3p)
3840x2160 (25p/​24p/​15p/​12p/​8p/​6p/​3p)
1920x1080 (60p/​50p/​25p/​24p/​15p/​12p/​8p/​6p/​3p)
1280x720 (60p/​50p/​25p/​24p/​15p/​12p/​8p/​6p/​3p)
Movie File Format: AVI (Motion JPEG) MOV (HEVC/H.265; MPEG-4 AVC/H.264 with stereo sound)
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 Micro Four Thirds
Lens: Pentax zoom lens, 11 elements in 9 groups, 5 aspherical elements n/a
Focal Length (35mm equivalent): 28 - 140mm  
Focal Length (actual): 5 - 25mm  
Zoom Ratio: 5.00x  
Aperture Range: f/3.5 (wide) / f/5.5 (tele) - ???  
Integrated ND Filter: No No
Normal Focus Range: 50 cm to Infinity
19.7 in to Infinity
 
Macro Focus Range: 1 - 30 cm
0.4 - 11.8 in
 
Filter Thread: n/a n/a
Thread Type: n/a n/a
Optical Image Stabilization: No No
Digital Zoom: Yes Yes
Digital Zoom Values: Up to 6.7x; Intelligent Zoom up to 33.5x at VGA 2x (3x in movie mode)
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: 9-point Contrast Detection with face recognition, spot, pan, and auto tracking modes Hybrid Phase-detect/Contrast-detect AF, 1053 AF points, all cross-type; All target, group target (9-area or 5- area), single target, small target (9 point), Cross target (39 points), Middle target (63 points), Large target (165 points)
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: LCD EVF / LCD
Viewfinder Type:   EVF; High-speed (120fps) low latency (6ms) 5.76M-dot LCD, 1.48x - 1.65x magnification, 100% coverage, 21mm eyepoint, -4 to +2 diopter, eye sensor
Focus Peaking: No Yes
EVF Resolution: n/a 2,360,000 dots
Viewfinder Magnification (35mm equivalent):    
Viewfinder Magnification (nominal/claimed):    
Display
Eye-level Viewfinder: No Yes
Rear Display: Yes Yes
Rear Display Size (inches): 2.7 3.0
Rear Display Resolution: 230,000 dots 1,620,000 dots (540,000 px)
Touchscreen: No Yes
Articulating Screen: No Yes
Tilt Swivel Screen: No Yes
Selfie Screen: No Yes
Max Playback Zoom: 10.0x 14.0x
Top Deck Display: No
Exposure
Maximum ISO (native):   25600
Minimum ISO (native):   200
ISO Settings: Auto (80-1600, adjustable), Digital SR (80-6400), Manual (80, 100, 200, 400, 800, 1600, 3200, 6400), ISO 3200-6400 5MP or 4MP AUTO ISO: LOW (approx. 80) - 25600 with customizable upper limit (200 - 102400); Manual ISO: Low (approx. 80, approx. 100) - 102400, 1/3 or 1 EV steps selectable
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Shade, Tungsten, Fluorescent , Manual Auto, Sunny, Shadow, Cloudy, Incandescent, Fluorescent, Underwater, WB Flash, Custom WB (Kelvin), One-touch WB (4); WB Tuning: +/-7 steps along A-B / G-M axis
Shutter Speed Range: 1/1500 - 4 sec 1/32000 - 60 sec
Bulb Mode: No Yes
Exposure Compensation: +/- 2.0EV in 0.3EV steps +/- 5.0EV in 0.3EV steps
Metering Modes: Multi-segment, Center-weighted, Spot Digital ESP metering (324-area multi pattern metering), Center weighted average metering, Spot metering, Spot metering with highlight control, Spot metering with shadow control
Program Auto Exposure: Yes Yes
Aperture Priority: No Yes
Shutter Priority: No Yes
Full Manual Exposure: No Yes
Creative Exposure Modes: Night Scene, Movie, Underwater, Underwater Movie, Digital Microscope (2M), Landscape, Flower, Portrait, Digital Wide (5M), Digital SR (ISO 3200-6400 5M or 4M), Surf & Snow, Kids, Pet, Sport, Fireworks, Candlelight, Night Scene Portrait, Text, Food, Digital Panorama (2M per frame), Frame Composite (3M or 2M), Report (1280x960) 3 Custom settings; Art Filter (Pop Art, Soft Focus, Pale & Light Color, Light Tone, Grainy Film, Pin Hole, Diorama, Cross Process, Gentle Sepia, Dramatic Tone, Key Line, Watercolor, Vintage, Partial Color, Bleach Bypass, Instant Film; Art Effect (Soft Focus Effect, Pin-Hole Effect, White Edge Effect, Frame Effect, Star Light Effect, Blur Effect, B&W Effect, Picture Tone, Shade Effect); Underwater Wide/Underwater Macro; HDR1/2; Live Bulb; Live Time; Live Composite; Live ND; Interval Shooting, Multiple Exposure; Focus Stacking; Focus Bracketing; High-Res Shot (handheld & tripod)
Self Timer: 2 or 10 seconds 2, 10, Custom seconds
Time Lapse (intervalometer):    
High Resolution Composite: No 80.0 megapixels
Flash
Built-in Flash: Yes No
Flash Modes: Auto, Flash Off, Flash On, Auto + Redeye, On + Redeye Flash Auto (TTL), Redeye, Fill-in, Flash Off, Red-eye Slow sync.(1st curtain), Slow sync.(1st curtain), Slow sync.(2nd curtain), Manual 1/1 (FULL) - 1/64
Flash Guide Number (ISO 100): n/a 9.0 m / 29.5 ft.
Flash Range Description: 13 ft (wide, auto ISO), 8.2 ft (tele, auto ISO) Bundled FL-LM3 flash has GN of 9m/ISO 100
Max Flash Sync:   1/250
Flash Exposure Compensation:   +/- 3.0 EV in 0.3EV steps
External Flash Connection: n/a Hot Shoe, PC Sync Terminal
Built-In Wireless Flash Control:   No
Image Storage
Usable Memory Types: SD / SDHC / SDXC SD / SDHC / SDXC
UHS Support:   UHS-II
Other Memory:   Slot 1: UHS-II, Slot 2: UHS-II
Dual Card Slots: No Yes
RAW Capture Support: No Yes
Uncompressed Format:   12-bit lossless compressed RAW (.ORF), RAW + JPEG
Movie File Format: AVI (Motion JPEG) MOV (HEVC/H.265; MPEG-4 AVC/H.264 with stereo sound)
Included Memory: 97.0 MB No memory included
Included Memory Type: Internal  
Connectivity
Built-In Wi-Fi: No Yes
NFC: No No
Bluetooth: No No
Built-In GPS: No No
Microphone Jack: No Yes
Headphone Jack: No Yes
External Connections: USB 2.0 High Speed USB 3.0 Super Speed,WiFi
PictBridge Compliant: No Yes
DPOF Compliant: Yes Yes
Remote Control: Yes Yes
Remote Control Type: Optional IR Optional wired or via Wi-Fi
Connections (extended): HDMI Out (type D) Micro HDMI (Type-D), USB 3.0 Type C with Power Delivery, 3.5mm external mic jack, 3.5mm external headphone jack, 2.5mm wired remote 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): 0.7 120.0
Buffer size for JPEG shooting in burst mode (frames, max resolution):   92
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): 260 shots  
Battery Life, Still (CIPA Rating OVF/EVF):    
Battery Life, Video:   90 minutes
Battery Form Factor: Proprietary D-LI92 Proprietary BLX-1
Usable Battery Types: Lithium-ion rechargeable 1720mAh Lithium-ion rechargeable
Batteries Included: 1 x Proprietary D-LI92 Lithium-ion rechargeable 1 x Proprietary BLX-1 Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included: Yes
Internal Charging Supported: No
Software
Included Software: Software S-SW117 (CD ROM) OM Workspace v2
OS Compatibility: Windows XP(SP3)/Vista/7, Mac OS X 10.3.9+  
Miscellaneous
Notes & Features: JIS Class 8 Waterproof Submersible to 33 feet, JIS Class 6 Dustproof, Coldproof 14-104F, Shock Resistant to 5 feet, Crushproof up to 100 KGF, Enhanced Digital Microscope mode uses 5 macro LEDs, Pixel Track and Digital Shake Reduction, Face Detection technology, Smile Capture, Blink Detection, 720p HD Movies, HDMI port. Available in Black or Purple.