• 1/2.3 inch 28.1mm2
  • 10.1 megapixels
  • 32.00mm - 95.00mm (35mm eq.)
  • 1/2.3 inch 28.1mm2
  • 16.2 megapixels
  • 25.00mm - 125.00mm (35mm eq.)
  • Detailed specifications
  • Pentax Optio E90
  • Sony Cyber-shot DSC-WX50
Links
Prices:    
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:    
Successor:    
General
Model Number: E90 WX50
Alternate Model Number(s):    
Camera Format: Ultra Compact Ultra Compact
Currently Manufactured: No No
Retail Price: $99.95 $199.99
Street Price:   $226.62
Date Available: 2010-02-15 2012-03-15
Tripod Mount: Yes Yes
Weight: 6.0 oz (170 g)
includes batteries 		4.1 oz (117 g)
includes batteries
Size: 3.6 x 2.4 x 1.1 in.
(92 x 61 x 28 mm) 		3.6 x 2.0 x 0.8 in.
(92 x 52 x 19 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CCD CMOS
Sensor Manufacturer:   Sony Exmor R
Effective Megapixels: 10.1 16.2
Sensor Format: 1/2.3 inch 1/2.3 inch
Sensor size: 28.0735mm2 (6.17mm x 4.55mm) 28.0735mm2 (6.17mm x 4.55mm)
Approximate Pixel Pitch: 1.69 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:    
Self-Cleaning: No No
Sensor shift image stabilization: No No
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: 3648 x 2736 (10.0 MP, 4:3),
3072 x 2304 (7.1 MP, 4:3),
2592 x 1944 (5.0 MP, 4:3),
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) 		4608 x 3456 (15.9 MP, 4:3),
4608 x 2592 (11.9 MP, 16:9),
3648 x 2736 (10.0 MP, 4:3),
2592 x 1944 (5.0 MP, 4:3),
1920 x 1080 (2.1 MP, 16:9),
640 x 480 (0.3 MP, 4:3),
10480 x 4096 (42.9 MP, Other),
7152 x 1080 (7.7 MP, Other),
4912 x 1080 (5.3 MP, Other),
4912 x 1920 (9.4 MP, Other),
3424 x 1920 (6.6 MP, 16:9)
Image File Format: JPEG (EXIF 2.2) JPEG, MPO
Continuous-mode frames/second: n/a 10.0
Video Capture
Can take movies: Yes Yes
Movie Resolution: 640x480 (30/​15)
320x240 (30/​15) 		1920x1080 (60i(FX))
1440x1080 (60i(FH))
1440x1080 (30p)
1280x720 (30p)
640x480 (30p)
Movie File Format: AVI (Motion JPEG) AVCHD/MPEG-4
Composite Video Out: Yes No
NTSC/PAL Switchable Video: Yes n/a
Video Usable as Viewfinder: n/a
HD Video Out: No Yes
HD Video Connection: HDMI
Lens & Optics
Lens Mount: n/a n/a
Lens: Pentax Zoom; 7 elements, 6 groups, 3 aspheric Carl Zeiss Vario-Tessar; 6 elements in 5 groups, 3 aspheric elements
Focal Length (35mm equivalent): 32 - 95mm 25 - 125mm
Focal Length (actual): 5.7 - 17.1mm 4.5 - 22.5mm
Zoom Ratio: 3.00x 5.00x
Aperture Range: f/2.9 (wide) - f/5.2 (tele) f/2.6 (wide) / f/6.3 (tele) - ??
Integrated ND Filter: No No
Normal Focus Range: 50 cm to Infinity
19.7 in to Infinity 		5 cm to Infinity
2.0 in to Infinity
Macro Focus Range: 10 - 60 cm
3.9 - 23.6 in 		 
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 5.7x 2x Precision, up to 72x Smart Zoom
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Contrast Detection: 3 point AF, Spot AF, Auto Tracking AF Contrast Detection: Multi Point, Center Weighted, Spot, Tracking, Face Tracking
Auto Focus Assist Light? No Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: LCD 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): 2.7 2.7
Rear Display Resolution: 230,000 dots 460,800 dots
Touchscreen: No No
Articulating Screen: No No
Tilt Swivel Screen: No No
Selfie Screen: No No
Max Playback Zoom: 10.0x  
Top Deck Display:
Exposure
Maximum ISO (native):    
Minimum ISO (native):    
ISO Settings: Auto (100-800), 100, 200, 400, 800, 1600; Digital SR 100-1600 (5M) Auto, 100, 200, 400, 800, 1600, 3200, 6400, 12800
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Shade, Tungsten, Fluorescent, Manual Auto, Daylight, Cloudy, Fluorescent 1/2/3, Incandescent, Flash, Underwater, One Push
Shutter Speed Range: 1/2000 - 4 sec 1/1600 - 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 Multi-pattern, center-weighted, spot
Program Auto Exposure: Yes Yes
Aperture Priority: No No
Shutter Priority: No No
Full Manual Exposure: No No
Creative Exposure Modes: , Night Scene, Night Scene Portrait, Half Length Portrait, Movie, Landscape, Flower, Portrait, Surf & Snow, Sport, Digital SR (5M), Kids, Pet, Food, Natural Skin Tone, Candlelight, Digital Panorama (2M per frame), Frame Composite (3M), Sunset Picture Effect (HDR Painting, Richtone Monochrome, Miniature, Toy camera, Pop Color, Partial Color, Soft High-key, Watercolor, Illustration), 3D, Background Defocus, High Sensitivity, Night Scene, Handheld Twilight, Night Portrait, Landscape, Soft Snap, Soft Skin, Anti Motion Blur, Backlight Correction HDR, Beach, Snow, Fireworks, Underwater, Gourmet, Pet Mode, iAuto, Superior Auto, Panorama (Intelligent, Underwater, 3D)
Self Timer: 2 or 10 seconds 2, 10, Portrait1, Portrait2 seconds
Time Lapse (intervalometer):    
High Resolution Composite: No No
Flash
Built-in Flash: Yes Yes
Flash Modes: Auto, On, Off, Red-Eye Reduction Auto, Flash On, Slow Syncro, Flash Off; Red-eye Reduction: On/Off/Auto
Flash Guide Number (ISO 100): n/a n/a
Flash Range Description: 18’ (wide, auto ISO), 9.8’ (tele, auto ISO) ISO Auto: Approx.0.2m to 5.3m (7-7/8 in to 17 ft 4-3/4 in) W / Approx. 1.0m to 2.2 m (3 ft 3-3/8 in to 7 ft 2-5/8in) T
Max Flash Sync:    
Flash Exposure Compensation:    
External Flash Connection: n/a n/a
Built-In Wireless Flash Control:    
Image Storage
Usable Memory Types: SD / SDHC MS Duo / MS PRO Duo / SD / SDHC / SDXC
UHS Support:    
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: No No
Uncompressed Format:    
Movie File Format: AVI (Motion JPEG) AVCHD/MPEG-4
Included Memory: 6.0 MB 19.0 MB
Included Memory Type: Internal Internal
Connectivity
Built-In Wi-Fi: No No
NFC: No 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
PictBridge Compliant: No No
DPOF Compliant: Yes Yes
Remote Control: No
Remote Control Type:    
Connections (extended): DC Input Mini HDMI
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):   10.0
Buffer size for JPEG shooting in burst mode (frames, max resolution):   10
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): 600 shots (Lithium AA) 240 shots
Battery Life, Still (CIPA Rating OVF/EVF):    
Battery Life, Video:    
Battery Form Factor: 2 x AA Proprietary NP-BN/NP-BN1
Usable Battery Types: Alkaline or Lithium disposable, NiMH rechargeable Lithium-ion rechargeable
Batteries Included: 2 x AA Alkaline disposables 1 x Proprietary NP-BN Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): No Yes
Dedicated Battery Charger Included:
Internal Charging Supported:
Software
Included Software: CD-ROM S-SW104 Windows Picture Motion Browser, PMP Portable
OS Compatibility:    
Miscellaneous
Notes & Features: Available in Black or Wine Red. Optical SteadyShot image stabilization, Full HD 1080i60 movies, 9 Picture Effects, Extra High Sensitivity, Dual-Record captures 12MP stills during video recording, 10x virtual zoom via "Clear Image Zoom" technology. Available in silver and black.