• APS-C 369.7mm2
  • 12.4 megapixels
  • ISO 200 - 12,800
  • APS-C 369.7mm2
  • 14.6 megapixels
  •  
  • Detailed specifications
  • Pentax K-r
  • Samsung NX100
Links
Prices:    
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor: Pentax K-x
K-x vs K-r
 
Successor:   Samsung NX200
NX100 vs NX200
General
Model Number: K-r NX100
Alternate Model Number(s):    
Camera Format: SLR Compact System Camera
Currently Manufactured: No No
Retail Price: $849.95 $599.99
Street Price:   $798.62
Date Available: 2010-10-15 2010-10-15
Tripod Mount: Yes Yes
Weight: 30.1 oz (852 g)
includes batteries, kit lens
16.3 oz (463 g)
includes batteries, kit lens
Size: 4.9 x 3.8 x 2.7 in.
(125 x 97 x 68 mm)
4.7 x 2.8 x 1.4 in.
(121 x 71 x 35 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer:   Samsung
Effective Megapixels: 12.4 14.6
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 5.16 microns
Focal Length Multiplier: 1.5x n/a
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 No
On-Sensor Phase Detect: No No
DxO Sensor Score: 72 62
DxO Color Depth Score (bits): 22.9 22.6
DxO Dynamic Range Score (evs): 12.4 10.7
DxO Maximum Effective ISO Score (iso): 750 563
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 3056 (14.0 MP, 3:2),
4592 x 2584 (11.9 MP, 16:9),
3872 x 2592 (10.0 MP, Other),
3872 x 2176 (8.4 MP, 16:9),
3008 x 2000 (6.0 MP, 3:2),
3008 x 1688 (5.1 MP, 16:9),
1920 x 1280 (2.5 MP, 3:2),
1920 x 1080 (2.1 MP, 16:9),
1472 x 976 (1.4 MP, Other)
Image File Format: JPEG (EXIF 2.21), 12-bit RAW (.PEF, .DNG) JPEG (EXIF 2.2), RAW (.SRW)
Continuous-mode frames/second: 5.6 2.9
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1280x720 (25)
640x480 (25)
1280x720 (30)
640x480 (30)
320x240 (30)
Movie File Format: AVI (Motion JPEG) H.264 .MP4
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 & Optics
Lens Mount: Pentax K (KA/KAF/KAF2/3) Samsung NX
Lens: smc Pentax DA L 18-55mm f/3.5-5.6 AL Samsung iFunction 20-50mm f/3.5-5.6 ED
Focal Length (35mm equivalent): 27 - 84mm 31 - 77mm
Focal Length (actual): 18 - 55mm 20 - 50mm
Zoom Ratio: 3.00x 2.50x
Aperture Range: f/3.5 - 22 (W), f/5.6 - 38 (T) f/3.5 (W) / f/5.6 (T) - f/22
Integrated ND Filter: No No
Normal Focus Range: 25 cm to Infinity
9.8 in to Infinity
 
Macro Focus Range:    
Filter Thread: 52.0mm 40.5mm
Thread Type: n/a n/a
Optical Image Stabilization: No No
Digital Zoom: No
Digital Zoom Values: n/a  
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
Auto Focus Assist Light? Yes No
Manual Focus: Yes Yes
Viewfinder
Viewfinder: Optical / LCD No / LCD
Viewfinder Type: SLR type; eye-level pentamirror, ~96% coverage, ~0.85x mag., -2.5 to +1.5 diopter Optional EVF: 201Kdot (QVGA), 98% coverage, 0.83x magnification, 17mm eyepoint, -4 to +1 diopter
Focus Peaking: No No
EVF Resolution: n/a n/a
Viewfinder Magnification (35mm equivalent): 0.57x 0.55x
Viewfinder Magnification (nominal/claimed): 0.85x 0.83x
Display
Eye-level Viewfinder: Yes No
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.0
Rear Display Resolution: 921,000 dots 614,000 dots
Touchscreen: No No
Articulating Screen: No No
Tilt Swivel Screen: No No
Selfie Screen: No No
Max Playback Zoom: 16.0x  
Top Deck Display: No No
Exposure
Maximum ISO (native): 12800  
Minimum ISO (native): 200  
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 100 - 3200; expandable to 6400
Auto ISO Mode: Yes No
White Balance Settings: Auto, Daylight, Shade, Cloudy, Tungsten, Fluorescent (D, N, W, L), Flash, CTE, Manual Auto, Daylight, Cloudy, Fluorescent (W, N, D), Tungsten, Flash, Custom, K (Manual)
Shutter Speed Range: 1/6000 - 30 sec 1/4000 - 30 sec
Bulb Mode: Yes Yes
Exposure Compensation: +/- 3.0EV in 0.3EV steps +/- 3.0EV in 0.3EV steps
Metering Modes: 16-segment Multi, Center-weighted, Spot Multi, 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 SmartAuto, Lens Priority, Beauty shot, Children, Close Up, Text, Sunset, Dawn, Backlight, Fireworks, Beach & Snow, Night, Portrait, Landscape, Sports, Sound Picture
Self Timer: 2 or 12 seconds 2-30 seconds
Time Lapse (intervalometer):    
High Resolution Composite: No No
Flash
Built-in Flash: Yes No
Flash Modes: On, off, redeye, slow sync, slow sync w redeye, slow sync w trailing curtain, wireless n/a
Flash Guide Number (ISO 100): 12.0 m / 39.4 ft. n/a
Flash Range Description: Depends on lens n/a
Max Flash Sync: 1/180 1/180
Flash Exposure Compensation: -2 to +1 EV in 0.5EV 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
UHS Support:    
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: Yes Yes
Uncompressed Format: 12-bit RAW (.PEF, .DNG) RAW (.SRW)
Movie File Format: AVI (Motion JPEG) H.264 .MP4
Included Memory: No memory included No memory included
Included Memory Type:    
Connectivity
Built-In Wi-Fi: No No
NFC: 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
Remote Control Type: Optional IR  
Connections (extended): IrSimple infrared data transfer Accessory port for optional EVF or GPS module (GPS10)
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 0.31 1.06
Cycle time for RAW shooting in single shot mode (seconds per frame): 0.31 1.05
Buffer size for RAW shooting in single shot mode (frames): 17 6
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): 5.6 2.9
Buffer size for JPEG shooting in burst mode (frames, max resolution): 30 8
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 0.43 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 0.122 seconds
Shutter lag (full AF, with flash): 0.15 seconds  
Shutter Lag (prefocused): 0.097 seconds 0.107 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 Full AF Multi-area shutter lag = 0.444s
Startup Time: 0.3 seconds 1.1 seconds
Play -> Record Time: 0.3 seconds 0.7 seconds
Flash cycle time, full power:    
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):   420 shots
Battery Life, Still (CIPA Rating OVF/EVF): 470 shots  
Battery Life, Video:    
Battery Form Factor: Proprietary D-LI109 Proprietary BP-1310
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 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  
OS Compatibility: Windows XP/Vista/7, MacOS-X 10.3+ Windows XP / Vista / 7; Mac OS 10.4 or later
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. iFunction lenses allow shutter speed, aperture, EV, WB, and ISO setting changes from lens; Smart Filters, 720p HD movies, 3-inch AMOLED screen, Geo-tagging w/ optional GPS module (GPS10). Available in black and brown.