• APS-C 369.7mm2
  • 12.4 megapixels
  • ISO 200 - 12,800
  • 4/3 224.9mm2
  • 16.0 megapixels
  • ISO 160 - 12,800
  • Detailed specifications
  • Pentax K-r
  • Panasonic Lumix DMC-GX1
Links
Prices:    
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor: Pentax K-x
K-x vs K-r
 
Successor:   Panasonic GX7
GX1 vs GX7
General
Model Number: K-r GX1
Alternate Model Number(s):    
Camera Format: SLR Compact System Camera
Currently Manufactured: No No
Retail Price: $849.95 $949.95
Street Price:    
Date Available: 2010-10-15 2011-12-15
Tripod Mount: Yes Yes
Weight: 30.1 oz (852 g)
includes batteries, kit lens
14.8 oz (420 g)
includes batteries, kit lens
Size: 4.9 x 3.8 x 2.7 in.
(125 x 97 x 68 mm)
4.6 x 2.7 x 1.6 in.
(116 x 68 x 39 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS Live MOS
Sensor Manufacturer:   Panasonic
Effective Megapixels: 12.4 16.0
Sensor Format: APS-C 4/3
Sensor size: 369.72mm2 (23.7mm x 15.6mm) 224.9mm2 (17.30mm x 13.00mm)
Approximate Pixel Pitch: 5.53 microns 3.77 microns
Focal Length Multiplier: 1.5x 2.0x
Aspect Ratio: 3:2 4:3
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: Fixed Fixed
Self-Cleaning: Yes Yes
Sensor shift image stabilization: Yes No
On-Sensor Phase Detect: No No
DxO Sensor Score: 72 55
DxO Color Depth Score (bits): 22.9 20.8
DxO Dynamic Range Score (evs): 12.4 10.6
DxO Maximum Effective ISO Score (iso): 750 703
Image Capture
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)
4592 x 3448 (15.8 MP, 4:3),
4576 x 3056 (14.0 MP, 3:2),
4576 x 2576 (11.8 MP, 16:9),
3424 x 3424 (11.7 MP, 1:1),
3232 x 2424 (7.8 MP, 4:3),
3232 x 2160 (7.0 MP, 3:2),
3232 x 1824 (5.9 MP, Other),
2416 x 2416 (5.8 MP, 1:1),
2272 x 1704 (3.9 MP, 4:3),
2272 x 1520 (3.5 MP, Other),
1920 x 1080 (2.1 MP, 16:9),
1712 x 1712 (2.9 MP, 1:1)
Image File Format: JPEG (EXIF 2.21), 12-bit RAW (.PEF, .DNG) JPEG, RAW, RAW + JPEG
Continuous-mode frames/second: 5.6 4.1
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1280x720 (25)
640x480 (25)
1920x1080 (60i/​50i/​30p/​25p)
1280x720 (60p/​50p/​30p/​25p)
640x480 (30p/​25p)
Movie File Format: AVI (Motion JPEG) AVCHD, MP4
Composite Video Out: Yes Yes
NTSC/PAL Switchable Video: Yes No
Video Usable as Viewfinder: No No
HD Video Out: No Yes
HD Video Connection: HDMI
Lens & Optics
Lens Mount: Pentax K (KA/KAF/KAF2/3) Micro Four Thirds
Lens: smc Pentax DA L 18-55mm f/3.5-5.6 AL Panasonic LUMIX G X VARIO PZ 14-42mm f/3.5-5.6 ASPH/POWER O.I.S.
Focal Length (35mm equivalent): 27 - 84mm 28 - 84mm
Focal Length (actual): 18 - 55mm 14 - 42mm
Zoom Ratio: 3.00x 3.00x
Aperture Range: f/3.5 - 22 (W), f/5.6 - 38 (T) f/3.5 (wide) / f.5.6 (tele) - f/22
Integrated ND Filter: No No
Normal Focus Range: 25 cm to Infinity
9.8 in to Infinity
20 cm to Infinity
7.9 in to Infinity
Macro Focus Range:    
Filter Thread: 52.0mm 37.0mm
Thread Type: n/a n/a
Optical Image Stabilization: No Yes
Digital Zoom: No Yes
Digital Zoom Values: n/a 2x or 4x
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: SAFOX IX TTL phase-detect 11-point (9 cross) AF: 11 pt auto, 5 pt auto, AF pt select, center/spot Contrast Detection: Face detection, AF Tracking, 23-area-focusing, 1-area-focusing, Pinpoint Touch (1- area-focusing in Face detection, AF Tracking, Multi-area-focusing, 1-area-focusing, Pinpoint)
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: Optical / LCD LCD
Viewfinder Type: SLR type; eye-level pentamirror, ~96% coverage, ~0.85x mag., -2.5 to +1.5 diopter Optional DMC-LVF2 EVF; 1.44M dot eq,. 100% coverage, 0.71x magnification (35mm eq.)
Focus Peaking: No Yes
EVF Resolution: n/a n/a
Viewfinder Magnification (35mm equivalent): 0.57x 0.36x
Viewfinder Magnification (nominal/claimed): 0.85x 0.71x
Display
Eye-level Viewfinder: Yes No
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.0
Rear Display Resolution: 921,000 dots 460,000 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
Exposure
Maximum ISO (native): 12800 12800
Minimum ISO (native): 200 160
ISO Settings: Auto: 200-12800 (1, 1/2, 1/3 EV steps), up to 1600 in Bulb, expandable to 100-25600; Manual: 200-12800 (1, 1/2, 1/3 EV steps), up to 1600 in Bulb, expandable to 100-25600 Auto, Intelligent ISO, 160 to 12800 in 1 or 1/3 EV steps
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Shade, Cloudy, Tungsten, Fluorescent (D, N, W, L), Flash, CTE, Manual Auto, Daylight, Cloudy, Shade, Incandescent, Flash, White Set 1/2, Color Temperature Setting (2,500-10,000K in 100K steps)
Shutter Speed Range: 1/6000 - 30 sec 1/4000 - 60 sec
Bulb Mode: Yes Yes
Exposure Compensation: +/- 3.0EV in 0.3EV steps +/- 5.0EV in 0.3EV steps
Metering Modes: 16-segment Multi, Center-weighted, Spot 144-zone Intelligent Multiple, Center-weighted, Spot
Program Auto Exposure: Yes Yes
Aperture Priority: Yes Yes
Shutter Priority: Yes Yes
Full Manual Exposure: Yes Yes
Creative Exposure Modes: 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], Night Scene HDR [JPG]), Sensitivity Priority Portrait, Soft Skin, Scenery, Architecture, Sports, Peripheral Defocus, Flower, Food, Objects, Night Portrait, Night Scenery, Illiminatioms, Baby 1/2, Pet, Party, Sunset
Self Timer: 2 or 12 seconds 2, 10, 10 (3 images) seconds
Time Lapse (intervalometer):    
High Resolution Composite: No No
Flash
Built-in Flash: Yes Yes
Flash Modes: On, off, redeye, slow sync, slow sync w redeye, slow sync w trailing curtain, wireless Auto, Auto/Red-eye Reduction, Forced On, Forced On/Red-eye Reduction, Slow Sync., Slow Sync./Red-eye Reduction, Forced Off
Flash Guide Number (ISO 100): 12.0 m / 39.4 ft. 6.0 m / 19.7 ft.
Flash Range Description: Depends on lens Lens dependent; GN 7.6m (ISO 160)
Max Flash Sync: 1/180 1/160
Flash Exposure Compensation: -2 to +1 EV in 0.5EV steps +/- 2.0 EV in 0.3EV steps
External Flash Connection: Hot Shoe Hot Shoe
Built-In Wireless Flash Control: Full TTL exposure  
Image Storage
Usable Memory Types: SD / SDHC / SDXC SD / SDHC / SDXC
UHS Support:    
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: Yes Yes
Uncompressed Format: 12-bit RAW (.PEF, .DNG) RAW, RAW + JPEG
Movie File Format: AVI (Motion JPEG) AVCHD, MP4
Included Memory: No memory included No memory included
Included Memory Type:    
Connectivity
Built-In Wi-Fi: No No
NFC: No No
Bluetooth: No No
Built-In GPS: No No
Microphone Jack: Yes No
Headphone Jack: No No
External Connections: USB 2.0 High Speed USB 2.0 High Speed
PictBridge Compliant: No Yes
DPOF Compliant: Yes Yes
Remote Control: Yes Yes
Remote Control Type: Optional IR Optional DMW-RSL1 cable remote
Connections (extended): IrSimple infrared data transfer Mini HDMI (Type-C), 2.5mm remote socket, combined AV/USB connector
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 0.31 0.56
Cycle time for RAW shooting in single shot mode (seconds per frame): 0.31 0.53
Buffer size for RAW shooting in single shot mode (frames): 17 12
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot):    
Camera penalizes early shutter press? No No
JPEG shooting speed in burst mode (fps, max resolution): 5.6 4.1
Buffer size for JPEG shooting in burst mode (frames, max resolution): 30 Unlimited
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): 0.11 seconds 0.26 seconds
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus): 0.098 seconds 0.082 seconds
Shutter lag (full AF, with flash): 0.15 seconds 0.48 seconds
Shutter Lag (prefocused): 0.097 seconds 0.072 seconds
Shutter Lag (notes): OVF: Full AF lag, Auto-Area: 0.118s Live View: Contrast-Detect AF: 1.049s Phased-Detect AF: 1.197s Prefocused: 0.335s Wide-area AF lag = 0.260s
Startup Time: 0.3 seconds 1.4 seconds
Play -> Record Time: 0.3 seconds 0.6 seconds
Flash cycle time, full power:   5.8 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):   310 shots
Battery Life, Still (CIPA Rating OVF/EVF): 470 shots  
Battery Life, Video:    
Battery Form Factor: Proprietary D-LI109 Proprietary DMW-BLD10 (7.2V, 1010mAh)
Usable Battery Types: Lithium-ion rechargeable or 4 AAs with D-BH109 Lithium-ion rechargeable
Batteries Included: 1 x Proprietary D-LI109 Lithium-ion rechargeable 1 x Proprietary DMW-BLD10 Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included:
Internal Charging Supported:
Software
Included Software: Software CD-ROM S-SW110 PHOTOfunSTUDIO HD Edition 7.0, SILKYPIX Developer Studio 3.1 SE, Super LoiloScope (trial), USB Driver
OS Compatibility: Windows XP/Vista/7, MacOS-X 10.3+  
Miscellaneous
Notes & Features: Sensor-shift shake reduction, new 11-point SAFOX IX AF system with viewfinder focus indicators, 3-inch hi-res LCD, 6fps burst mode, 720p movies, dual power source (lithium-ion battery pack or 4 AAs with optional D-BH109 battery holder), improved in-camera HDR image capture including a Night Scene HDR mode. Available in Traditional Black, Classic White and Red. 3-inch 460K Touchscreen LCD, Full HD movies, Accessory Port, Hot-shoe, Built-in Flash, Level Gauge, iA and iA Plus modes, UHS-I compatible. Available in black or silver.