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Manufacturer URL: |
Manufacturer website
|
Manufacturer website
|
Predecessor: |
Pentax K2000
K2000 vs K-x
|
|
Successor: |
Pentax K-r
K-x vs K-r
|
|
Model Number: |
K-x |
K-01 |
Alternate Model Number(s): |
|
|
Camera Format: |
SLR |
Compact System Camera |
Currently Manufactured: |
No |
No |
Retail Price: |
$649.95 |
$899.95 |
Street Price: |
$701.76 |
$358.95 |
Date Available: |
2009-10-15 |
2012-03-15 |
Tripod Mount: |
Yes |
Yes |
Weight: |
27.9 oz
(791 g)
includes batteries, kit lens
|
21.6 oz
(611 g)
includes batteries, kit lens
|
Size: |
4.8 x
3.6 x
2.7 in.
(122 x
92 x
69 mm)
|
4.8 x
3.1 x
2.3 in.
(122 x
79 x
58 mm)
|
Waterproof: |
No |
No |
Waterproof Depth: |
n/a |
n/a |
|
Sensor Type: |
CMOS |
CMOS |
Sensor Manufacturer: |
|
|
Effective Megapixels: |
12.4 |
16.3 |
Sensor Format: |
APS-C |
APS-C |
Sensor size: |
369.72mm2 (23.7mm x 15.6mm) |
369.72mm2 (23.7mm x 15.6mm) |
Approximate Pixel Pitch: |
5.53 microns |
4.81 microns |
Focal Length Multiplier: |
1.5x |
1.5x |
Aspect Ratio: |
3:2 |
3:2 |
Color Filter Type: |
RGBG |
RGBG |
Anti Aliasing Filter: |
Fixed |
Fixed |
Self-Cleaning: |
Yes |
Yes |
Sensor shift image stabilization: |
Yes |
Yes |
On-Sensor Phase Detect: |
No |
No |
DxO Sensor Score: |
72 |
79 |
DxO Color Depth Score (bits): |
22.8 |
23.7 |
DxO Dynamic Range Score (evs): |
12.5 |
12.9 |
DxO Maximum Effective ISO Score (iso): |
811 |
1,135 |
Image Resolution: |
4288 x 2848
(12.2 MP,
Other), 3936 x 2624
(10.3 MP,
3:2), 3072 x 2048
(6.3 MP,
3:2), 1728 x 1152
(2.0 MP,
3:2) |
4928 x 3264
(16.1 MP,
Other), 4224 x 2816
(11.9 MP,
3:2), 3456 x 2304
(8.0 MP,
3:2), 2688 x 1792
(4.8 MP,
3:2), 4352 x 3264
(14.2 MP,
4:3), 3840 x 2880
(11.1 MP,
4:3), 3072 x 2304
(7.1 MP,
4:3), 2304 x 1728
(4.0 MP,
4:3), 4928 x 2776
(13.7 MP,
16:9), 4224 x 2376
(10.0 MP,
16:9), 3456 x 1944
(6.7 MP,
16:9), 2688 x 1512
(4.1 MP,
16:9), 3264 x 3264
(10.7 MP,
1:1), 2880 x 2880
(8.3 MP,
1:1), 2304 x 2304
(5.3 MP,
1:1), 1728 x 1728
(3.0 MP,
1:1) |
Image File Format: |
JPEG (EXIF 2.21), 12-bit RAW (.PEF, .DNG) |
JPEG, 12-bit DNG RAW |
Continuous-mode frames/second: |
4.3 |
5.9 |
Can take movies: |
Yes |
Yes |
Movie Resolution: |
1280x720 (24)
640x416 (24)
|
1920x1080 (30p/25p/24p)
1280x720 (60p/50p/30p/25p/24p)
640x480 (30p/25p/24p)
|
Movie File Format: |
|
MP4 (AVC H.264), AVI/MJPEG for Interval Movie |
Composite Video Out: |
Yes |
Yes |
NTSC/PAL Switchable Video: |
Yes |
Yes |
Video Usable as Viewfinder: |
No |
|
HD Video Out: |
No |
Yes |
HD Video Connection: |
|
HDMI |
|
Lens Mount: |
Pentax K (KA/KAF/KAF2/3) |
Pentax K (KA/KAF/KAF2/3) |
Lens: |
smc Pentax DA L 18-55mm f/3.5-5.6 AL |
smc PENTAX-DA 40mm F2.8 XS, 5 elements in 4 groups |
Focal Length (35mm equivalent): |
27 -
84mm
|
61mm |
Focal Length (actual): |
18 -
55mm
|
40mm |
Zoom Ratio: |
3.00x |
1.00x |
Aperture Range: |
f/3.5 - 22 (W), f/5.6 - 38 (T) |
f/2.8 (wide) / f/22 (tele) |
Integrated ND Filter: |
No |
No |
Normal Focus Range: |
|
40 cm to Infinity
15.7 in to Infinity
|
Macro Focus Range: |
|
|
Filter Thread: |
52.0mm |
27.0mm |
Thread Type: |
n/a |
n/a |
Optical Image Stabilization: |
No |
No |
Digital Zoom: |
No |
No |
Digital Zoom Values: |
n/a |
n/a |
Auto Focus: |
Yes |
Yes |
Auto Focus Type: |
SAFOX VIII TTL phase-detect 11 point (9 cross) AF: 11 pt auto, 5 pt auto, AF pt select, center/spot |
Contrast Detection: Auto 81 Point, User-Selectable, Center; AF Single (w focus lock, focus/release priority selectable), Face Detection AF, Tracking AF, Manual |
Auto Focus Assist Light? |
Yes |
Yes |
Manual Focus: |
Yes |
Yes |
Viewfinder: |
Optical / LCD
|
No / LCD
|
Viewfinder Type: |
SLR type; fixed eye-level pentamirror, 96% coverage, 0.85x mag., -2.5 to +1.5 diopter |
|
Focus Peaking: |
No |
Yes |
EVF Resolution: |
n/a
|
n/a
|
Viewfinder Magnification (35mm equivalent): |
0.57x |
|
Viewfinder Magnification (nominal/claimed): |
0.85x |
|
Eye-level Viewfinder: |
Yes |
No |
Rear Display: |
Yes |
Yes |
Rear Display Size (inches): |
2.7 |
3.0 |
Rear Display Resolution: |
230,000 dots
|
921,000 dots
|
Touchscreen: |
No |
No |
Articulating Screen: |
No |
No |
Tilt Swivel Screen: |
No |
No |
Selfie Screen: |
No |
No |
Max Playback Zoom: |
16.0x |
16.0x |
Top Deck Display: |
No |
No |
|
Maximum ISO (native): |
6400 |
12800 |
Minimum ISO (native): |
200 |
100 |
ISO Settings: |
Auto (200-6400), 100, 200, 400, 800, 1600, 3200, 6400; expandable to 12800 |
Auto: ISO 100-12800 (1, 1/2, 1/3 steps), expandable to ISO 100-25600, Auto ISO range selectable; Manual: ISO 100-12800 (1, 1/2, 1/3 steps), expandable to ISO 100-25600 |
Auto ISO Mode: |
Yes |
Yes |
White Balance Settings: |
Auto, Daylight, Shade, Cloudy, Tungsten, Fluorescent (D, N, W, L), Flash, Custom |
Auto, Daylight, Shade, Cloudy, Fluorescent (D, N, W, L), Tungsten, Flash, CTE |
Shutter Speed Range: |
1/6000 - 30 sec |
1/4000 - 30 sec |
Bulb Mode: |
Yes |
Yes |
Exposure Compensation: |
+/- 2.0EV
in 0.3EV steps
|
+/- 3.0EV
in 0.3EV steps
|
Metering Modes: |
16-segment Multi, Center-weighted, Spot |
1024-segment Multi, Center-weighted and Spot |
Program Auto Exposure: |
Yes |
Yes |
Aperture Priority: |
Yes |
Yes |
Shutter Priority: |
Yes |
Yes |
Full Manual Exposure: |
Yes |
Yes |
Creative Exposure Modes: |
Auto Picture (Portrait, Landscape, Macro, Action, Night Scene Portrait, 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]), Sensitivity Priority |
Scene modes: Portrait, Landscape, Macro, Moving Object, Night Scene Portrait, Sunset, Blue Sky, Forest, Night Scene, Night Scene HDR (JPG only), Night Snap, Food, Pet, Kids, Surf & Snow, Backlight Silhouette, Candlelight, Stage Lighting, Museum; Custom Image modes: Bright, Natural, Portrait, Landscape, Vibrant, Radiant, Muted, Bleach Bypass, Reversal Film, Monochrome (including film filters, infrared, sepia toning), Cross Processing; Digital filters (capture): Extract Color, Toy Camera, Retro, High Contrast, Shading, Invert Color... |
Self Timer: |
2 or 12 seconds |
2, 12 seconds |
Time Lapse (intervalometer): |
|
Yes |
High Resolution Composite: |
No |
No |
Built-in Flash: |
Yes |
Yes |
Flash Modes: |
On, off, redeye, slow sync, slow sync w redeye, slow sync w trailing curtain, wireless |
Auto, Auto + Redeye, On, On + Redeye, Slow Sync, Slow Sync + Redeye, Trailing Curtain Sync, Off |
Flash Guide Number (ISO 100): |
11.3 m /
37.1 ft.
|
12.0 m /
39.4 ft.
|
Flash Range Description: |
Depends on lens |
Lens aperture dependent |
Max Flash Sync: |
1/180 |
1/180 |
Flash Exposure Compensation: |
-2 to +1 EV
in 0.5EV steps
|
-2 to +1 EV
|
External Flash Connection: |
Hot Shoe |
Hot Shoe |
Built-In Wireless Flash Control: |
Full TTL exposure |
|
Usable Memory Types: |
SD / SDHC |
SD / SDHC / SDXC |
UHS Support: |
|
UHS-I |
Other Memory: |
|
UHS-1 compliant |
Dual Card Slots: |
No |
No |
RAW Capture Support: |
Yes |
Yes |
Uncompressed Format: |
12-bit RAW (.PEF, .DNG) |
12-bit DNG RAW |
Movie File Format: |
|
MP4 (AVC H.264), AVI/MJPEG for Interval Movie |
Included Memory: |
No memory included |
0.0 MB |
Included Memory Type: |
|
|
Built-In Wi-Fi: |
No |
No |
NFC: |
No |
No |
Bluetooth: |
No |
No |
Built-In GPS: |
No |
No |
Microphone Jack: |
No |
Yes |
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: |
Yes |
Yes |
Remote Control Type: |
Optional IR |
Optional Infrared |
Connections (extended): |
AC adapter available |
Mini HMDI (Type-C), 3.5mm stereo microphone input |
|
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): |
0.39 |
1.91 |
Cycle time for RAW shooting in single shot mode (seconds per frame): |
0.43 |
2.24 |
Buffer size for RAW shooting in single shot mode (frames): |
10 |
Unlimited |
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot): |
|
|
Camera penalizes early shutter press? |
No |
Yes |
JPEG shooting speed in burst mode (fps, max resolution): |
4.3 |
5.9 |
Buffer size for JPEG shooting in burst mode (frames, max resolution): |
25 |
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): |
0.10 seconds |
0.80 seconds |
Shutter lag (full AF, tele): |
|
|
Shutter lag (full AF, live view - DSLR): |
|
|
Shutter lag (prefocused, live view - DSLR): |
|
|
Shutter Lag (manual focus): |
0.082 seconds |
0.105 seconds |
Shutter lag (full AF, with flash): |
0.23 seconds |
0.85 seconds |
Shutter Lag (prefocused): |
0.082 seconds |
0.120 seconds |
Shutter Lag (notes): |
Live View:
Phase-detect Full AF: 0.448s
Contrast-detect Full AF: 2.567s
Prefocused: 0.427s |
Full Autofocus, Multi-area AF mode = 0.768 second |
Startup Time: |
0.6 seconds |
2.4 seconds |
Play -> Record Time: |
0.2 seconds |
1.3 seconds |
Flash cycle time, full power: |
3.3 seconds |
4.0 seconds |
Battery Life, Stills (CIPA Rating Monitor/Live View): |
|
500 shots |
Battery Life, Still (CIPA Rating OVF/EVF): |
420 shots (NiMH AA) |
|
Battery Life, Video: |
|
|
Battery Form Factor: |
4 x AA |
Proprietary D-LI90 |
Usable Battery Types: |
Lithium, Alkaline disposables; NiMH rechargeables |
Lithium-ion rechargeable |
Batteries Included: |
4 x AA Alkaline disposables
|
1 x Proprietary D-LI90 Lithium-ion rechargeable
|
Battery Charger Included (dedicated charger or AC/USB adapter): |
No |
Yes |
Dedicated Battery Charger Included: |
|
|
Internal Charging Supported: |
|
|
Included Software: |
CD-ROM |
Software CD-ROM S-SW120 |
OS Compatibility: |
Windows XP/Vista/7, MacOS-X 10.3+ |
Windows, Mac OS |
Notes & Features: |
Sensor-shift shake reduction, 720p HD video capture, Live View with face detection. Available in black or white. Limited edition colors of red and navy will become available at select locations to be announced. |
Machined aluminum frame under black, white or yellow exterior, 16MP APS-C sensor, Pentax K-Mount, Sensor-shift Shake and Dust Reduction (4-stops), 6fps Burst Mode, Full HD 1080p Movies, HDR mode, Focus peaking in manual focus mode. |