Pentax Optio X90 Review

June 7, 2010 | Gavin Stoker |


Type 1/2.33" CCD
Effective Pixels 12.1 megapixels
Still 12M (4000x3000), 10.7M (3:2) (4000x2672), 9M (16:9) (4000x2256), 9M (1:1) (2992x2992), 7M (3072x2304), 5M (2592x1944), 3M (2048x1536), 1024 (1024x768), 640 (640x480)
3 Quality levels of JPEG (good, better, best)
Movie HDTV (1280x720), 15/30fps, VGA (640x480) 15/30fps, QVGA (320x240), 15/30 fps
Colour Depth 12 bits x 3 colours
Sensitivity Auto, Fixed (ISO 80 - 6400)
Shake Reduction CCD-Shift-Type (SR : Shake Reduction) Hi-sensitivity anti-shake mode (Digital SR) Movie shake reduction mode (Movie SR)
Focal Length 4.6 - 119.6mm f/2.8 - 5.0 (approx. 26 - 676mm in 35mm format)
Digital Zoom Digital zoom: 6.25X approx.
Intelligent zoon: approx. 33.9X at 7M, approx. 162.5X at 640 (including optical zoom)
Construction 14 elements in 11 groups (4 aspherical elements, 3 ED elements)
Focusing System
Type TTL contrast detection autofocus system
Functions 9-point AF, Spot AF, Auto tracking AF
Infinity-landscape, Manual Focus, AF Point switching
Focus Range (automatic) Normal: 0.4m - Infinity (at wide setting), 1.7m - Infinity (at tele setting)
Macro: 0.1 - 0.5m (from wide to middle zoom setting)
1cm Macro: 0.01 - 0.3m (at focal length of 9.3mm)
AF assist AF assist lamp at front
Type Electronic viewfinder, approx. 200K dots
Diopter adjustment Yes
Type 2.7" (6.86cm) LCD screen, extra wide angle viewing, with AR coating
Resolution Approx. 230K dots
Speed 1/4000 - 1/4 sec.  4 sec at most (Tv, Av, M, Night Scene mode setting)
Exposure system
Metering Multi-segment metering, Center-weighted metering, Spot metering
Exposure Modes Programs: AutoPicture, Movements, Anti-shake, Movie, USER, Manual, Av, Tv, P Scene modes: Auto Picture, Sport, Digital SR, Movie, Manual, User, Aperture Priority, Shutter Priority, Program, Landscape, Flower, Portrait, Backlight, Half-length Portrait, Night scene, Night scene Portrait, Stage Lighting, Surf & Snow, Baby, Kids, Pet, Food, Fireworks, Frame Composite, Party, Museum, Sunset, Digital Wide, Digital Panorama, Green
Compensation +/-2EV (1/3EV steps)
Type Integrated auto flash control
Modes Flash-on and Flash-off modes.  "Red-eye" reduction function employs a pre-discharge.
Soft flash, Low-speed synchro, Low-speed synchro + Red-eye
Effective Range Wide: approx. 0.2 -  9.1m (ISO Auto)
Tele: approx. 1.7 - 5.1m (ISO Auto)
Exposure Parameters
Modes One shot, Self-timer (2 or 10 sec), Continuous shooting, High-speed continuous shooting (11.1 fps at 5MP size), Interval Shooting, Auto Bracket
Face Recognition Face recognition AF&AE is available at all modes. 32 people at most
Smile Capture and Blink Detection functions
White Balance Auto, Daylight, Shade, Tungsten light, Fluorescent light (W, D, N), Manual setting
Digital Filter B&W, Sepia, Colours (6), Extract colour, Colour enhancement, Toy camera, Retro, Soft, Fisheye, Brightness
Recording Sound: Yes
Movie: “Shake reduction” - stabilized video
Duration: Depends on memory card capacity
Resolution: HDTV (1280x720), 15/30fps, VGA (640x480) 15/30fps, QVGA (320x240), 15/30 fps
Editing Yes
Options Small face filter, Slideshow, Histogram, Calendar, Frame composite, Resize, Cropping, Image rotation, Movie edit, Red-eye compensation, Voice recording, Protect, DPOF, Image recovery, Picture selection as Start image, Date printing, Face close up playback
Internal Built-in memory (approx. 31.2MB)
External SD, SDHC memory cards, and Eye-Fi wireless memory cards
File Format Photo: JPEG (Exif 2.2), DCF 2.0, DPOF, PRINT Image Matching III
Video format: AVI (Motion JPEG)
Sound format: WAV (PCM), mono
Special Features
Features World time: 75 cities, 28 time zones
Language English, French, German, Spanish, Portuguese, Italian, Dutch, Japanese, Danish, Swedish, Finnish, Polish, Czech, Hungarian, Turkish, Greek, Russian, Thai, Korean, Simplified Chinese, Traditional Chinese
Format DPOF (Digital Print Order Form)
Interface Micro-HDMI output, USB2.0 (Hi-Speed), PC/AV terminal (PAL, NTSC, mono) and AC power input
Source Rechargeable D-LI106 Lithium-ion battery, Optional AC adapter kit is also available
Performance Still*: Approx. 255 shots (Rechargeable Lithium-ion battery)
Playback**: Approx. 360 min (Rechargeable Lithium-ion battery)
* Recording capacity shows approximate number of shots recorded during CIPA-compliant testing.  Actual performance may vary depending on operating conditions.
** According to the result of PENTAX in-house testing.
Height 84.5mm
Width 111mm
Depth 110mm
Weight 400g unloaded, 428g loaded and ready (with battery and SD memory card)
PC Microsoft Windows XP SP2, Vista and 7
Mac Mac OS X 10.3.9 or above
Included Software Arcsoft Media Impression 2.0 for PENTAX
Kit Content AV cable, USB cable, AC cord, Li-ion rechargeable battery, battery charger, strap, lens cap and software
Optional Black neoprene case, AC charger kit, battery charger kit