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Model Name: Pentax X90 
Prices:  
Manufacturer URL: Manufacturer website
Predecessor: Pentax X70
X70 vs X90
Successor:  
General
Model Number: X90
Alternate Model Number(s):  
Camera Format: EVF
Currently Manufactured: No
Retail Price: $399.95
Street Price:  
Date Available: 2010-04-30
Tripod Mount: Yes
Weight: 15.4 oz (438 g)
includes batteries
Size: 4.4 x 3.3 x 4.3 in.
(112 x 84 x 109 mm)
Waterproof: No
Waterproof Depth: n/a
Image Sensor
Sensor Type: CCD
Sensor Manufacturer:  
Effective Megapixels: 12.1
Sensor Format: 1/2.33 inch
Sensor size: 28.198mm2 (6.13mm x 4.6mm)
Approximate Pixel Pitch: 1.53 microns
Focal Length Multiplier: n/a
Aspect Ratio: 4:3, 16:9
Color Filter Type: RGBG
Anti Aliasing Filter:  
Self-Cleaning: No
Sensor shift image stabilization: Yes
On-Sensor Phase Detect: 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)
Image File Format: JPEG (EXIF 2.2)
Continuous-mode frames/second: 1.2
Video Capture
Can take movies: Yes
Movie Resolution: 1280x720 (30/​15)
640x480 (30/​15)
320x240 (30/​15)
Movie File Format: AVI (Motion JPEG)
Composite Video Out: Yes
NTSC/PAL Switchable Video: Yes
Video Usable as Viewfinder:
HD Video Out: Yes
HD Video Connection: HDMI
Lens & Optics
Lens Mount: n/a
Lens: Pentax; 14 elements in 11 groups with 4 asph. and 3 ED elements
Focal Length (35mm equivalent): 26 - 676mm
Focal Length (actual): 4.6 - 119.6mm
Zoom Ratio: 26.00x
Aperture Range: f/2.8 (Wide) - f/5.0 (Tele)
Integrated ND Filter: 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
Thread Type: n/a
Optical Image Stabilization: No
Digital Zoom: Yes
Digital Zoom Values: Up to 6.25x; Intelligent Zoom up to 162.5x at VGA
Auto Focus
Auto Focus: Yes
Auto Focus Type: Contrast detect with Face-priority AF; 9-area Auto, 99-area manual select, center
Auto Focus Assist Light? Yes
Manual Focus: No
Viewfinder
Viewfinder: EVF / LCD
Viewfinder Type: EVF; 200K dots with diopter control
Focus Peaking: No
EVF Resolution:  
Viewfinder Magnification (35mm equivalent):  
Viewfinder Magnification (nominal/claimed):  
Display
Eye-level Viewfinder: Yes
Rear Display: Yes
Rear Display Size (inches): 2.7
Rear Display Resolution: 230,000 dots
Touchscreen: No
Articulating Screen: No
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 ISO Mode: Yes
White Balance Settings: Auto, Daylight, Shade, Tungsten, Fluorescent (W, D, N), Manual
Shutter Speed Range: 1/4000 - 4 sec
Bulb Mode: No
Exposure Compensation: +/- 2.0EV in 0.3EV steps
Metering Modes: Multi-segment, Center-weighted, Spot, Spot AF area
Program Auto Exposure: Yes
Aperture Priority: Yes
Shutter Priority: Yes
Full Manual Exposure: 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)
Self Timer: 10 or 2 seconds
Time Lapse (intervalometer):  
High Resolution Composite: No
Flash
Built-in Flash: Yes
Flash Modes: Auto, Flash Off, Flash On, Auto + Redeye, On + Redeye, Slow Sync, Slow Sync + Redeye
Flash Guide Number (ISO 100): n/a
Flash Range Description: 30 ft (wide, auto ISO), 17 ft (tele, auto ISO)
Max Flash Sync:  
Flash Exposure Compensation:  
External Flash Connection: n/a
Built-In Wireless Flash Control:  
Image Storage
Usable Memory Types: SD / SDHC
UHS Support:  
Other Memory:  
Dual Card Slots: No
RAW Capture Support: No
Uncompressed Format:  
Movie File Format: AVI (Motion JPEG)
Included Memory: 31.2 MB
Included Memory Type: Internal
Connectivity
Built-In Wi-Fi: No
NFC: No
Bluetooth: No
Built-In GPS: No
Microphone Jack: No
Headphone Jack: No
External Connections: USB 2.0 High Speed
PictBridge Compliant: No
DPOF Compliant: Yes
Remote Control: No
Remote Control Type:  
Connections (extended): HDMI Out (type D)
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
Usable Battery Types: Lithium-ion rechargeable
Batteries Included: 1 x Proprietary D-LI106 Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes
Dedicated Battery Charger Included:
Internal Charging Supported:
Software
Included Software: Software CD-ROM S-SW87
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.

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