Prices: |
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Manufacturer URL: |
Manufacturer website
|
Manufacturer website
|
Predecessor: |
Pentax K2000
K2000 vs K-x
|
Pentax K-7
K-7 vs K-5
|
Successor: |
Pentax K-r
K-x vs K-r
|
Pentax K-5 II
K-5 vs K-5 II
|
Model Number: |
K-x |
K-5 |
Alternate Model Number(s): |
|
|
Camera Format: |
SLR |
Pro SLR |
Currently Manufactured: |
No |
No |
Retail Price: |
$649.95 |
$1749.95 |
Street Price: |
$701.76 |
$799.99 |
Date Available: |
2009-10-15 |
2010-10-15 |
Tripod Mount: |
Yes |
Yes |
Weight: |
27.9 oz
(791 g)
includes batteries, kit lens
|
35.4 oz
(1,003 g)
includes batteries, kit lens
|
Size: |
4.8 x
3.6 x
2.7 in.
(122 x
92 x
69 mm)
|
5.2 x
3.8 x
2.9 in.
(131 x
97 x
73 mm)
|
Waterproof: |
No |
No |
Waterproof Depth: |
n/a |
n/a |
|
Sensor Type: |
CMOS |
CMOS |
Sensor Manufacturer: |
|
Sony |
Effective Megapixels: |
12.4 |
16.3 |
Sensor Format: |
APS-C |
APS-C |
Sensor size: |
369.72mm2 (23.7mm x 15.6mm) |
372.09mm2 (23.70mm x 15.70mm) |
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 |
82 |
DxO Color Depth Score (bits): |
22.8 |
23.7 |
DxO Dynamic Range Score (evs): |
12.5 |
14.1 |
DxO Maximum Effective ISO Score (iso): |
811 |
1,162 |
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), 3936 x 2624
(10.3 MP,
3:2), 3072 x 2048
(6.3 MP,
3:2), 1728 x 1152
(2.0 MP,
3:2) |
Image File Format: |
JPEG (EXIF 2.21), 12-bit RAW (.PEF, .DNG) |
JPEG (EXIF 2.21), 14-bit RAW (.PEF, .DNG) |
Continuous-mode frames/second: |
4.3 |
6.5 |
Can take movies: |
Yes |
Yes |
Movie Resolution: |
1280x720 (24)
640x416 (24)
|
1920x1080 (25)
1280x720 (30/25)
640x480 (30/25)
|
Movie File Format: |
|
AVI (Motion JPEG) |
Composite Video Out: |
Yes |
Yes |
NTSC/PAL Switchable Video: |
Yes |
Yes |
Video Usable as Viewfinder: |
No |
No |
HD Video Out: |
No |
Yes |
HD Video Connection: |
|
HDMI |
|
Lens Mount: |
Pentax K (KA/KAF/KAF2/3) |
Pentax K (KA/KAF/KAF2) |
Lens: |
smc Pentax DA L 18-55mm f/3.5-5.6 AL |
smc Pentax 18-55mm f/3.5-5.6AL DA WR |
Focal Length (35mm equivalent): |
27 -
84mm
|
27 -
83mm
|
Focal Length (actual): |
18 -
55mm
|
18 -
55mm
|
Zoom Ratio: |
3.00x |
3.06x |
Aperture Range: |
f/3.5 - 22 (W), f/5.6 - 38 (T) |
f/3.5 - f/22 (wide) / f/5.6 - f/38 (tele) |
Integrated ND Filter: |
No |
No |
Normal Focus Range: |
|
25 cm to Infinity
9.8 in to Infinity
|
Macro Focus Range: |
|
|
Filter Thread: |
52.0mm |
52.0mm |
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 |
SAFOX IX+, 11 point (9 cross type focus point in the center), with light wavelength sensor |
Auto Focus Assist Light? |
Yes |
Yes |
Manual Focus: |
Yes |
Yes |
Viewfinder: |
Optical / LCD
|
Optical / LCD
|
Viewfinder Type: |
SLR type; fixed eye-level pentamirror, 96% coverage, 0.85x mag., -2.5 to +1.5 diopter |
SLR type; eye-level pentaprism, 100% coverage, 0.92x mag., 21.7mm eyepoint, -2.5 to +1.5 diopter |
Focus Peaking: |
No |
No |
EVF Resolution: |
n/a
|
n/a
|
Viewfinder Magnification (35mm equivalent): |
0.57x |
0.61x |
Viewfinder Magnification (nominal/claimed): |
0.85x |
0.92x |
Eye-level Viewfinder: |
Yes |
Yes |
Rear Display: |
Yes |
Yes |
Rear Display Size (inches): |
2.7 |
3.0 |
Rear Display Resolution: |
230,000 dots
|
921,600 dots
(307,200 px)
|
Touchscreen: |
No |
No |
Articulating Screen: |
No |
No |
Tilt Swivel Screen: |
No |
No |
Selfie Screen: |
No |
No |
Max Playback Zoom: |
16.0x |
32.0x |
Top Deck Display: |
No |
Yes |
|
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, 100-12800, expandable 80 to 51200 |
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, manual (up to 3 settings), Kelvin temperature (up to 3 settings) |
Shutter Speed Range: |
1/6000 - 30 sec |
1/8000 - 30 sec |
Bulb Mode: |
Yes |
Yes |
Exposure Compensation: |
+/- 2.0EV
in 0.3EV steps
|
+/- 5.0EV
in 0.3EV steps
|
Metering Modes: |
16-segment Multi, Center-weighted, Spot |
TTL open-aperture: 77-segment, Center-weighted, 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 |
Sensitivity Priority, Shutter and Aperture Priority |
Self Timer: |
2 or 12 seconds |
2 or 12 seconds |
Time Lapse (intervalometer): |
|
|
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 |
P-TTL, Red-eye reduction, Slow-speed sync, Rear Curtain Sync. High-Speed Sync and Wireless Sync also available with PENTAX dedicated external flash. |
Flash Guide Number (ISO 100): |
11.3 m /
37.1 ft.
|
13.0 m /
42.7 ft.
|
Flash Range Description: |
Depends on lens |
Depends on lens |
Max Flash Sync: |
1/180 |
1/180 |
Flash Exposure Compensation: |
-2 to +1 EV
in 0.5EV steps
|
-2 to +1 EV
in 0.5EV steps
|
External Flash Connection: |
Hot Shoe |
Hot Shoe, PC Sync socket |
Built-In Wireless Flash Control: |
Full TTL exposure |
Full TTL exposure |
Usable Memory Types: |
SD / SDHC |
SD / SDHC / SDXC |
UHS Support: |
|
No UHS support |
Other Memory: |
|
|
Dual Card Slots: |
No |
No |
RAW Capture Support: |
Yes |
Yes |
Uncompressed Format: |
12-bit RAW (.PEF, .DNG) |
14-bit RAW (.PEF, .DNG) |
Movie File Format: |
|
AVI (Motion JPEG) |
Included Memory: |
No memory included |
No memory included |
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 |
No |
Remote Control Type: |
Optional IR |
Optional Wired or IR |
Connections (extended): |
AC adapter available |
Mini HMDI, DC input, wired remote, 3.5mm external stereo mic jack |
|
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): |
0.39 |
<0.3 |
Cycle time for RAW shooting in single shot mode (seconds per frame): |
0.43 |
<0.3 |
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): |
|
<0.3 |
Camera penalizes early shutter press? |
No |
No |
JPEG shooting speed in burst mode (fps, max resolution): |
4.3 |
6.5 |
Buffer size for JPEG shooting in burst mode (frames, max resolution): |
25 |
31 |
RAW shooting speed in burst mode (fps): |
|
6.5 |
Buffer size for RAW shooting in burst mode (frames): |
|
23 |
RAW+JPEG shooting speed in burst mode (fps): |
|
6.4 |
Buffer Size for RAW+JPEG shooting in burst mode (frames): |
|
22 |
Shutter lag (full AF, wide/mid): |
0.10 seconds |
0.10 seconds |
Shutter lag (full AF, tele): |
|
|
Shutter lag (full AF, live view - DSLR): |
|
1.25 seconds |
Shutter lag (prefocused, live view - DSLR): |
|
0.384 seconds |
Shutter Lag (manual focus): |
0.082 seconds |
0.092 seconds |
Shutter lag (full AF, with flash): |
0.23 seconds |
0.21 seconds |
Shutter Lag (prefocused): |
0.082 seconds |
0.092 seconds |
Shutter Lag (notes): |
Live View:
Phase-detect Full AF: 0.448s
Contrast-detect Full AF: 2.567s
Prefocused: 0.427s |
OVF:
Full Autofocus lag, Auto Area (11-points) AF = 0.118s
Live View (firmware 1.02):
- Full AF PD AF = 1.30s
- Full AF CD AF = 1.25s
- Prefocused = 0.384s |
Startup Time: |
0.6 seconds |
0.6 seconds |
Play -> Record Time: |
0.2 seconds |
0.3 seconds |
Flash cycle time, full power: |
3.3 seconds |
2.2 seconds |
Battery Life, Stills (CIPA Rating Monitor/Live View): |
|
|
Battery Life, Still (CIPA Rating OVF/EVF): |
420 shots (NiMH AA) |
740 shots |
Battery Life, Video: |
|
|
Battery Form Factor: |
4 x AA |
Proprietary D-LI90; optional D-BG4 Battery Grip |
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: |
|
Yes |
Internal Charging Supported: |
|
No |
Included Software: |
CD-ROM |
Software (CD-ROM) S-SW110 |
OS Compatibility: |
Windows XP/Vista/7, MacOS-X 10.3+ |
|
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. |
New 16.3MP CMOS APS-C sensor with ISOs up to 51200, sensor-shift shake reduction, 1080p HD video at 25fps, 11-point SAFOX IX+ AF system, 100%, 0.92x viewfinder, electronic level with tilt scale, improved in-camera HDR, SDXC compatible with firmware update, weather sealed magnesium allow body on stainless steel chassis. |