• 1/2.3 inch 28.1mm2
  • 12.1 megapixels
  • 28.00mm - 140.00mm (35mm eq.)
  • 1/1.7 inch 43.3mm2
  • 12.4 megapixels
  • 24.00mm - 80.00mm (35mm eq.)
  • Detailed specifications
  • Pentax Optio W90
  • Samsung EX2F
Links
Prices:    
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor: Pentax W80
W80 vs W90
 
Successor:    
General
Model Number: W90 EX2F
Alternate Model Number(s):    
Camera Format: Compact Compact
Currently Manufactured: No No
Retail Price: $329.95 $499.99
Street Price:   $479.39
Date Available: 2010-04-30 2012-08-15
Tripod Mount: Yes Yes
Weight: 5.7 oz (161 g)
includes batteries
11.2 oz (318 g)
includes batteries
Size: 4.2 x 2.3 x 1.0 in.
(107 x 59 x 25 mm)
4.4 x 2.4 x 1.1 in.
(112 x 62 x 29 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CCD CMOS
Sensor Manufacturer:   BSI
Effective Megapixels: 12.1 12.4
Sensor Format: 1/2.3 inch 1/1.7 inch
Sensor size: 28.0735mm2 (6.17mm x 4.55mm) 43.32mm2 (7.6mm x 5.7mm)
Approximate Pixel Pitch: 1.54 microns 1.90 microns
Focal Length Multiplier: n/a n/a
Aspect Ratio: 4:3, 16:9 4:3
Color Filter Type: RGBG RGBG
Anti Aliasing Filter:    
Self-Cleaning: No No
Sensor shift image stabilization: No No
On-Sensor Phase Detect: No No
DxO Sensor Score:   48
DxO Color Depth Score (bits):   20.0
DxO Dynamic Range Score (evs):   11.5
DxO Maximum Effective ISO Score (iso):   209
Image Capture
Image Resolution: 4000 x 3000 (12.0 MP, 4:3),
4000 x 2256 (9.0 MP, Other),
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)
4000 x 3000 (12.0 MP, 4:3),
4000 x 2672 (10.7 MP, 3:2),
4000 x 2248 (9.0 MP, 16:9),
3264 x 2448 (8.0 MP, 4:3),
2832 x 2832 (8.0 MP, 1:1),
2592 x 1944 (5.0 MP, 4:3),
1984 x 1488 (3.0 MP, 4:3),
1920 x 1080 (2.1 MP, 16:9),
1024 x 768 (0.8 MP, 4:3)
Image File Format: JPEG (Exif 2.2) JPEG (EXIF 2.21), .MPO, RAW (.SRW), RAW+JPEG
Continuous-mode frames/second: 1.0 10.1
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1280x720 (30/​15)
640x480 (30/​15)
320x240 (30/​15)
1920x1080 (30p)
1280x720 (30p)
640x480 (30p/​120p)
320x240 (30p)
384x288 (240p)
192x144 (480p)
Movie File Format: AVI (Motion JPEG) MP4 (Video: MPEG-4 AVC/H.264, Audio: AAC)
Composite Video Out: Yes Yes
NTSC/PAL Switchable Video: Yes Yes
Video Usable as Viewfinder:
HD Video Out: Yes Yes
HD Video Connection: HDMI
Lens & Optics
Lens Mount: n/a n/a
Lens: Pentax zoom lens, 11 elements in 9 groups, 5 aspherical elements Schneider-Kreuznach Varioplan; 11 elements in 9 groups, with 4 aspherical and 2 high refractive lenses
Focal Length (35mm equivalent): 28 - 140mm 24 - 80mm
Focal Length (actual): 5 - 25mm 5.2 - 17.2mm
Zoom Ratio: 5.00x 3.30x
Aperture Range: f/3.5 (wide) / f/5.5 (tele) - ??? f/1.4 - 7.7 (wide) / f/2.7 - 8.5 (tele); includes ND filter
Integrated ND Filter: No Yes
Normal Focus Range: 50 cm to Infinity
19.7 in to Infinity
40 cm to Infinity
15.7 in to Infinity
Macro Focus Range: 1 - 30 cm
0.4 - 11.8 in
1 cm to Infinity
0.4 in to Infinity
Filter Thread: n/a n/a
Thread Type: n/a n/a
Optical Image Stabilization: No Yes
Digital Zoom: Yes Yes
Digital Zoom Values: Up to 6.25x; Intelligent Zoom up to 31.3x at VGA Up to 4x
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: 9-point Contrast Detection with face recognition, spot, pan, and auto tracking modes Contrast Detection: Center AF, Multi AF, Tracking AF, Face Detection AF, Face Recognition AF, Selection AF
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: LCD OLED
Viewfinder Type:   Optional OVF1 Optical View Finder
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): 2.7 3.0
Rear Display Resolution: 230,000 dots 614,000 dots
Touchscreen: No No
Articulating Screen: No Yes
Tilt Swivel Screen: No
Selfie Screen: No
Max Playback Zoom: 10.0x 12.0x
Top Deck Display:
Exposure
Maximum ISO (native):   3200
Minimum ISO (native):   80
ISO Settings: Auto (80-1600), Digital SR (80-6400), Manual (80, 100, 200, 400, 800, 1600, 3200, 6400), ISO 3200-6400 5MP or 3.8MP Auto, 80 to 3200, 6400 and 12800 available when ISO Expansion is activated; ISO 12800 at 3MP
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Shade, Tungsten, Fluorescent , Manual Auto WB, Daylight, Cloudy, Fluorescent_H, Fluorescent_L, Tungsten, Custom, K
Shutter Speed Range: 1/1500 - 4 sec 1/4000 - 30 sec
Bulb Mode: No No
Exposure Compensation: +/- 2.0EV in 0.3EV steps +/- 2.0EV in 0.3EV steps
Metering Modes: Multi-segment, Center-weighted, Spot Multi, Spot, Center-weighted, Face Detection AE
Program Auto Exposure: Yes Yes
Aperture Priority: No Yes
Shutter Priority: No Yes
Full Manual Exposure: No Yes
Creative Exposure Modes: Night Scene, Underwater, Landscape, Flower, Portrait, Digital Microscope (2.1M), Digital Wide (5M), Surf & Snow, Digital SR (ISO 3200-6400 5M or 3.8M), Kids, Pet, Sport, Fireworks, Candlelight, Night Scene Portrait, Text, Food, Digital Panorama (2M per frame), Frame Composite (3M or 2.1M), Report Scene (Beauty Shot, Night, Landscape, Text, Sunset, Dawn, Backlight, Beach & Snow, 3D Photo), Magic Plus (Panorama, Magic Frame, Split Shot, Picture in Picture, Artistic Brush, HDR), Burst: Single, High-speed (10fps, 5fps, 3fps), Precapture, Bracket (WB, AE).
Self Timer: 2 or 10 seconds 2 or 10 seconds
Time Lapse (intervalometer): Yes  
High Resolution Composite: No No
Flash
Built-in Flash: Yes Yes
Flash Modes: Auto, Flash Off, Flash On, Auto + Redeye, On + Redeye, Soft Auto, Auto & Red-eye reduction, Fill-in flash, Slow sync, Flash Off, Red-eye fix
Flash Guide Number (ISO 100): n/a n/a
Flash Range Description: 13 ft (wide, auto ISO), 8.2 ft (tele, auto ISO) Wide: 0.8m-7.8m (ISO Auto); Tele: 0.8m-4.1m (ISO Auto)
Max Flash Sync:    
Flash Exposure Compensation:   +/- 1.0 EV in 0.5EV steps
External Flash Connection: n/a Hot Shoe
Built-In Wireless Flash Control:    
Image Storage
Usable Memory Types: SD / SDHC SD / SDHC / SDXC
UHS Support:    
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: No Yes
Uncompressed Format:   RAW (.SRW), RAW+JPEG
Movie File Format: AVI (Motion JPEG) MP4 (Video: MPEG-4 AVC/H.264, Audio: AAC)
Included Memory: 26.7 MB 0.0 MB
Included Memory Type: Internal  
Connectivity
Built-In Wi-Fi: No Yes
NFC: No
Bluetooth: No No
Built-In GPS: No No
Microphone Jack: No No
Headphone Jack: No No
External Connections: USB 2.0 High Speed USB 2.0 High Speed,WiFi
PictBridge Compliant: No No
DPOF Compliant: Yes Yes
Remote Control: Yes No
Remote Control Type: Optional IR  
Connections (extended): HDMI Out (type D) Micro (Type D) HDMI; DC input supported via Micro USB
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 1.85 1.20
Cycle time for RAW shooting in single shot mode (seconds per frame):   1.82
Buffer size for RAW shooting in single shot mode (frames):   6
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot):    
Camera penalizes early shutter press? No Yes
JPEG shooting speed in burst mode (fps, max resolution): 1.0 10.1
Buffer size for JPEG shooting in burst mode (frames, max resolution):   9
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 0.38 seconds
Shutter lag (full AF, tele): 0.27 seconds  
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus):   0.205 seconds
Shutter lag (full AF, with flash):   0.79 seconds
Shutter Lag (prefocused): 0.004 seconds 0.130 seconds
Shutter Lag (notes):   Wide-area AF lag: 0.406s
Startup Time: 2.1 seconds 1.7 seconds
Play -> Record Time:   1.0 seconds
Flash cycle time, full power: 5.8 seconds  
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 205 shots 260 shots
Battery Life, Still (CIPA Rating OVF/EVF):    
Battery Life, Video:    
Battery Form Factor: Proprietary D-LI88 Proprietary SLB-10A
Usable Battery Types: Lithium-ion rechargeable Lithium-ion Rechargeable
Batteries Included: 1 x Proprietary D-LI88 Lithium-ion rechargeable 1 x Proprietary SLB-10A Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included:
Internal Charging Supported:
Software
Included Software: Software S-SW102 (CD ROM) iLauncher, PC Auto Backup, Samsung Raw Converter
OS Compatibility: Windows XP/Vista/7, Mac OS X 10.3.9+ Windows XP SP2 / Vista / 7 / 8; Mac OS 10.4 or higher
Miscellaneous
Notes & Features: Waterproof to 20 feet, Shockproof to 4 feet, Coldproof to sub-freezing temperatures, Dustproof. 720p HD Movies, HDMI Output, Advanced Pixel-Track Shake Reduction, Optional Infrared Remote. Available in Black and Pistachio Green. Wi-Fi Connectivity: Mobile Link, Remote Viewfinder, Social Sharing, Email, SkyDrive, Auto Backup, TV Link, Wi-Fi Direct.