• 1/2.33 inch 28.2mm2
  • 12.1 megapixels
  • 26.00mm - 676.00mm (35mm eq.)
  • 1/2.3 inch 28.1mm2
  • 16.0 megapixels
  • 25.00mm - 875.00mm (35mm eq.)
  • Detailed specifications
  • Pentax X90
  • Samsung WB2100
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Prices:   Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor: Pentax X70
X70 vs X90
 
Successor:    
General
Model Number: X90 WB2100
Alternate Model Number(s):    
Camera Format: EVF Mid-Sized
Currently Manufactured: No No
Retail Price: $399.95 $329.99
Street Price:   $449.95
Date Available: 2010-04-30 2013-03-30
Tripod Mount: Yes Yes
Weight: 15.4 oz (438 g)
includes batteries
17.7 oz (503 g)
Size: 4.4 x 3.3 x 4.3 in.
(112 x 84 x 109 mm)
4.7 x 3.3 x 2.2 in.
(119 x 84 x 57 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CCD CMOS
Sensor Manufacturer:    
Effective Megapixels: 12.1 16.0
Sensor Format: 1/2.33 inch 1/2.3 inch
Sensor size: 28.198mm2 (6.13mm x 4.6mm) 28.0735mm2 (6.17mm x 4.55mm)
Approximate Pixel Pitch: 1.53 microns 1.34 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: Yes 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: 4000 x 3000 (12.0 MP, 4:3),
4000 x 2672 (10.7 MP, 3:2),
4000 x 2256 (9.0 MP, Other),
2992 x 2992 (9.0 MP, 1:1),
3072 x 2304 (7.1 MP, 4:3),
2592 x 1944 (5.0 MP, 4:3),
2048 x 1536 (3.1 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),
4608 x 3072 (14.2 MP, 3:2),
4608 x 2592 (11.9 MP, 16:9),
3648 x 2736 (10.0 MP, 4:3),
2832 x 2832 (8.0 MP, 1:1),
2592 x 1944 (5.0 MP, 4:3),
1984 x 1448 (2.9 MP, Other),
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)
Continuous-mode frames/second: 1.2 n/a
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1280x720 (30/​15)
640x480 (30/​15)
320x240 (30/​15)
1920x1080 (60i)
1280x720 (30p)
640x480 (30p)
320x240 (30p)
Movie File Format: AVI (Motion JPEG) MP4 (Video: MPEG4, 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; 14 elements in 11 groups with 4 asph. and 3 ED elements Samsung Zoom Lens
Focal Length (35mm equivalent): 26 - 676mm 25 - 875mm
Focal Length (actual): 4.6 - 119.6mm 4.6 - 152.5mm
Zoom Ratio: 26.00x 35.00x
Aperture Range: f/2.8 (Wide) - f/5.0 (Tele) f3.0 (wide) / f/6.0 (tele) - ???
Integrated ND Filter: No No
Normal Focus Range: 40 cm to Infinity
15.7 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 Yes
Digital Zoom: Yes Yes
Digital Zoom Values: Up to 6.25x; Intelligent Zoom up to 162.5x at VGA Up to 4x
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Contrast detect with Face-priority AF; 9-area Auto, 99-area manual select, center Contrast Detection
Auto Focus Assist Light? Yes Yes
Manual Focus: No Yes
Viewfinder
Viewfinder: EVF / LCD LCD
Viewfinder Type: EVF; 200K dots with diopter control  
Focus Peaking: No No
EVF Resolution:   n/a
Viewfinder Magnification (35mm equivalent):    
Viewfinder Magnification (nominal/claimed):    
Display
Eye-level Viewfinder: Yes No
Rear Display: Yes Yes
Rear Display Size (inches): 2.7 3.0
Rear Display Resolution: 230,000 dots  
Touchscreen: No No
Articulating Screen: No Yes
Tilt Swivel Screen: No
Selfie Screen: No
Max Playback Zoom: 10.0x  
Top Deck Display:
Exposure
Maximum ISO (native):    
Minimum ISO (native):    
ISO Settings: Auto (80-1600), Digital SR (80-6400*), Manual (80, 100, 200, 400, 800, 1600, 3200*, 6400*) (*3200 and 6400 at 5MP) Auto, 100-6400, 12800 in special mode
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Shade, Tungsten, Fluorescent (W, D, N), Manual Auto, Daylight, Cloudy, Fluorescent_H, Fluorescent_L, Tungsten, Custom, Kelvin
Shutter Speed Range: 1/4000 - 4 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, Spot AF area Multi, Spot, Center-weighted, Face Detection AE
Program Auto Exposure: Yes Yes
Aperture Priority: Yes Yes
Shutter Priority: Yes Yes
Full Manual Exposure: Yes Yes
Creative Exposure Modes: Sport, Digital SR, Landscape, Flower, Portrait, Backlight, Half Length Portrait (3M), Night Scene, Night Scene Portrait, Stage Lighting (2M), Surf & Snow, Baby, Kids, Pet, Food, Fireworks, Frame Composite (3M), Party, Museum, Sunset, Digital Wide (5M), Digital Panorama (2M per frame) Scene Modes (TBD), Split Shot, Photo Filter, Movie Filter, HDR, Low Night Show (MFNS), Panorama
Self Timer: 10 or 2 seconds 2, 10, Double seconds
Time Lapse (intervalometer):    
High Resolution Composite: No No
Flash
Built-in Flash: Yes Yes
Flash Modes: Auto, Flash Off, Flash On, Auto + Redeye, On + Redeye, Slow Sync, Slow Sync + Redeye 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: 30 ft (wide, auto ISO), 17 ft (tele, auto ISO) TBD
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 SD / SDHC / SDXC
UHS Support:    
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: No
Uncompressed Format:    
Movie File Format: AVI (Motion JPEG) MP4 (Video: MPEG4, AVC / H.264, Audio: AAC)
Included Memory: 31.2 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 Yes
DPOF Compliant: Yes Yes
Remote Control: No
Remote Control Type:    
Connections (extended): HDMI Out (type D) HDMI 1.4
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 3.25  
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? No
JPEG shooting speed in burst mode (fps, max resolution): 1.2  
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): 0.65 seconds  
Shutter lag (full AF, tele): 0.62 seconds  
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): 0.009 seconds  
Shutter Lag (notes):    
Startup Time: 2.9 seconds  
Play -> Record Time:    
Flash cycle time, full power: 6.5 seconds  
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 255 shots  
Battery Life, Still (CIPA Rating OVF/EVF):    
Battery Life, Video:    
Battery Form Factor: Proprietary D-LI106 Proprietary SLB-10A
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary D-LI106 Lithium-ion rechargeable 1 x Proprietary 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 CD-ROM S-SW87 iLauncher
OS Compatibility: Windows XP/Vista/7; Mac OS X 10.3.9+  
Miscellaneous
Notes & Features: Sensor-shift Shake Reduction, 720p HD Movies, HDMI Output, Continuous Mode up to 11 fps at 5MP. Available in black, white or red.