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Review Summary
CMOS with primary color filter and integrated Shake/Dust Reduction sensor-movement system Size: 23.6 x 15.8mm
8 bits/channel JPG, 12 bits/channel RAW
12.4 MP
12.9 MP
12M (4288x2848), 10M (3936x2624), 6M (3072x2048), 2M (1728x1152)
1280x720p24 (16:9), 640x416p24 (3:2)
Image sensor movement combined with SP coating (Dust Alert available)
TTL phase-matching 11 point (9 cross) wide autofocus system (SAFOX VIII)
AF Auto, AF Single (w focus lock), AF Continuous (available in Action mode including Auto Picture Action, Kids, Pet, Stage Lighting, Night Snap, P/A/S/M/B/Sv)
11 point auto, 5 point auto, AF point select, center/spot AF assist: Yes, via built-in flash
2.7" TFT color LCD monitor w adjustable brightness
230,000 dots
Yes
Hot shoe (P-TTL, high speed sync), wireless w PENTAX dedicated flash
1/180s
USB 2.0 hi-speed
NTSC, PAL
Type: Sensor-shift Shake Reduction (4 stops max)
Auto: 200-6400 (1, 1/2, 1/3 EV steps), up to 1600 in Bulb, expand to 100-12800
Manual: 200-6400 (1, 1/2, 1/3 EV steps), up to 1600 in Bulb, expand to 100-12800
Electronically controlled, vertical run, focal plane shutter
1/6000 to 30 sec, bulb available
PENTAX KAF2 bayonet stainless steel mount Usable lenses: PENTAX KAF3, KAF2, KAF, KA (K mount, 35mm screwmount, 645/67 med format lenses useable w adapter and/or restrictions)
Yes
Pentamirror Coverage (field of view): Approx 96% Magnification: Approx 0.85X (w 50mm F1.4 at infinity)
Natural-Bright-Matte II Diopter adjustment: -2.5 to 1.5
Optical & Digital (available via programmable Green button)
Retractable P-TTL auto/manual popup flash Guide number: 12 (100/m), 16 (200/m)
25mm wide angle (equivalent to 35mm)
On, off, redeye, slow sync, slow sync w redeye, slow sync w trailing curtain, wireless
-2 to 1 EV (1/2 steps)
Removable memory: SD, SDHC
Power source: 4 AA (lithium, NiMH rechargeable, alkaline)
Approx 1900 (1100 w 50% flash, CIPA)
Approx 680 min
Yes (optional)
English, French, German, Spanish, Swedish, Dutch, Italian, Russian, Portuguese, Danish, Finnish, Polish, Czech, Hungarian, Turkish, Greek, Japanese, Korean, Traditional/Simplified Chinese
Type: TTL open aperture, 16 segment metering
EV 1-21.5 (ISO 200, 50mm F1.4)
Yes
Yes
Yes
+/- 3 EV (1/2 or 1/3 steps)
Yes (available via programmable AF/AE-L button)
Yes, 3 frames, up to +/- 1.5 (1/2 steps) or +/- 1.0 (1/3 steps)
Auto preset modes: Auto, Daylight, Shade, Cloudy, Fluorescent (D, N, W, L), Tungsten, Flash, CTE
Manual mode(s): Yes WB fine adjustment available in all modes
Mode selection: Auto Picture (Portrait, Landscape, Macro, Action, Night Scene Portrait, Standard Flash Off), Picture (Portrait, Landscape, Macro, Action, Night Scene Portrait, Standard Flash Off), Scene (Night Scene, Surf & Snow, Food, Sunset, Kids, Pet, Candlelight, Museum, Stage Lighting [JPG], Night Snap [JPG]), Program, Sensitivity Priority, Shutter Priority, Aperture Priority, Metered Manual, Bulb (available in Metered Manual)
Bright, Natural, Portrait, Landscape, Vibrant, Muted, Monochrome. Color modes include gamut radar and fine adjustment for saturation, hue, key, contrast, sharpness (regular and fine adj). Monochrome mode includes adjustment for film filter effects (green, yellow, orange, red, magenta, blue, cyan, infrared), toning (sepia warm/cool), key, contrast, sharpness Cross Processing mode available for creative random effect generation
Toy Camera, High Contrast, Soft, Starburst, Retro, Color Extract (6), Fisheye, Custom (8)
Folder name (standard/date)
Mode selection: One Shot (no data, basic data, full data, color channel histogram), Multi Image Display (4, 9, 16, or 36 thumbnails), Calendar Filmstrip, Folder, Magnification (quick zoom available), Select & Delete, Movie Playback (no data, basic data, full data),
Image Rotation, Digital Filter, Resize, Cropping, Slideshow, Image Comparison, RAW Development, Index Print, Protect,
Up to 16X, scrollable
Toy Camera, Retro, High Contrast, Extract Color (6), Watercolor, Pastel, Miniature, Base Parameter Adj, Monochrome (filter effects, toning), Color (6), Soft, Starburst, Fisheye, Slim, HDR, Custom Filter
Functions available: 22
Fiber reinforced plastic polymer covers around a rugged stainless steel chassis
32-104deg.F
4.8 x 3.6 x 2.7" / 12.19 x 9.14 x 6.85 cm
Without battery or removable memory: 18.2 oz / 515.96 g
Loaded and ready: 20.5 oz / 581.16 g
The Pentax K-x is an entry-level DSLR featuring a 2.7 inch LCD, a 12.4 megapixel CMOS sensor, 11-point autofocus system and expanded ISO range of 100-12800. The system is powered by AA batteries. The Pentax K-x offers high-end features including Live View, HD video and photographic performance.