• APS-C 369.7mm2
  • 16.3 megapixels
  • ISO 100 - 12,800
  • APS-C 369.0mm2
  • 28.2 megapixels
  • ISO 100 - 25,600
  • Detailed specifications
  • Pentax K-01
  • Samsung NX1
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Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:    
Successor:    
General
Model Number: K-01 NX1
Alternate Model Number(s):    
Camera Format: Compact System Camera Compact System Camera
Currently Manufactured: No No
Retail Price: $899.95 $2799.99
Street Price: $358.95 $1,797.00
Date Available: 2012-03-15 2014-11-28
Tripod Mount: Yes Yes
Weight: 21.6 oz (611 g)
includes batteries, kit lens
45.5 oz (1,290 g)
includes batteries, kit lens
Size: 4.8 x 3.1 x 2.3 in.
(122 x 79 x 58 mm)
5.5 x 4.0 x 2.6 in.
(139 x 102 x 66 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer:   Samsung
Effective Megapixels: 16.3 28.2
Sensor Format: APS-C APS-C
Sensor size: 369.72mm2 (23.7mm x 15.6mm) 368.95mm2 (23.50mm x 15.70mm)
Approximate Pixel Pitch: 4.81 microns 3.63 microns
Focal Length Multiplier: 1.5x 1.5x
Aspect Ratio: 3:2 3:2
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: Fixed None
Self-Cleaning: Yes Yes
Sensor shift image stabilization: Yes No
On-Sensor Phase Detect: No Yes
DxO Sensor Score: 79 83
DxO Color Depth Score (bits): 23.7 24.2
DxO Dynamic Range Score (evs): 12.9 13.2
DxO Maximum Effective ISO Score (iso): 1,135 1,363
Image Capture
Image Resolution: 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)
6480 x 4320 (28.0 MP, 3:2),
4560 x 3040 (13.9 MP, 3:2),
3264 x 2176 (7.1 MP, 3:2),
2112 x 1408 (3.0 MP, 3:2),
6480 x 3648 (23.6 MP, 16:9),
4608 x 2592 (11.9 MP, 16:9),
3328 x 1872 (6.2 MP, 16:9),
2048 x 1152 (2.4 MP, 16:9),
4320 x 4320 (18.7 MP, 1:1),
3088 x 3088 (9.5 MP, 1:1),
2160 x 2160 (4.7 MP, 1:1),
1408 x 1408 (2.0 MP, 1:1)
Image File Format: JPEG, 12-bit DNG RAW JPEG, MPO, RAW (.SRW), RAW+JPEG
Continuous-mode frames/second: 5.9 15.2
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1920x1080 (30p/​25p/​24p)
1280x720 (60p/​50p/​30p/​25p/​24p)
640x480 (30p/​25p/​24p)
4096x2160 (24p)
3840x2160 (30p/​24p)
1920x1080 (60p/​30p/​24p)
1280x720 (60p/​30p)
640x480 (60p/​30p)
1920x1080 (120p)
1280x720 (120p)
640x480 (120p)
Movie File Format: MP4 (AVC H.264), AVI/MJPEG for Interval Movie MP4 (Video: HEVC (H.265) / Sound: AAC)
Composite Video Out: Yes No
NTSC/PAL Switchable Video: Yes n/a
Video Usable as Viewfinder: n/a
HD Video Out: Yes Yes
HD Video Connection: HDMI HDMI
Lens & Optics
Lens Mount: Pentax K (KA/KAF/KAF2/3) Samsung NX
Lens: smc PENTAX-DA 40mm F2.8 XS, 5 elements in 4 groups Samsung 16-50mm f/2-2.8 S ED OIS NX
Focal Length (35mm equivalent): 61mm 25 - 77mm
Focal Length (actual): 40mm 16 - 50mm
Zoom Ratio: 1.00x 3.13x
Aperture Range: f/2.8 (wide) / f/22 (tele) f/2.0 - 22 (W), f/2.8 - 22 (T); 9-blade (rounded) aperture
Integrated ND Filter: No No
Normal Focus Range: 40 cm to Infinity
15.7 in to Infinity
30 cm to Infinity
11.8 in to Infinity
Macro Focus Range:    
Filter Thread: 27.0mm 72.0mm
Thread Type: n/a n/a
Optical Image Stabilization: No Yes
Digital Zoom: No Yes
Digital Zoom Values: n/a Up to 2x Intelli-Zoom
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Contrast Detection: Auto 81 Point, User-Selectable, Center; AF Single (w focus lock, focus/release priority selectable), Face Detection AF, Tracking AF, Manual Hybrid contrast/phase-detect AF: 205-point PDAF (153 cross-point type) + 209-point CDAF
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: No / LCD EVF / OLED
Viewfinder Type:   OLED EVF with eye sensor; XGA (1024x768) 2,359K dots; 100% Field of view; 1.04x Magnification (50mm eq. lens); 21.0mm eyepoint; -4 to +2 diopter
Focus Peaking: Yes Yes
EVF Resolution: n/a 2,359,296 dots (786,432 pixels)
Viewfinder Magnification (35mm equivalent):   0.69x
Viewfinder Magnification (nominal/claimed):   1.04x
Display
Eye-level Viewfinder: No Yes
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.0
Rear Display Resolution: 921,000 dots 1,036,800 dots (345,600 px)
Touchscreen: No Yes
Articulating Screen: No Yes
Tilt Swivel Screen: No No
Selfie Screen: No No
Max Playback Zoom: 16.0x  
Top Deck Display: No Yes
Exposure
Maximum ISO (native): 12800 25600
Minimum ISO (native): 100 100
ISO Settings: 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, 100 - 25600 (1 or 1/3EV steps); 51200 (extended)
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Shade, Cloudy, Fluorescent (D, N, W, L), Tungsten, Flash, CTE Auto, Daylight, Cloudy, Fluorescent (W, N, D), Tungsten, Auto+Tungsten, Flash, Custom, K (Manual); Micro Adjustment each 7 steps in Amber/Blue and Green/Magenta axes
Shutter Speed Range: 1/4000 - 30 sec 1/8000 - 30 sec
Bulb Mode: Yes Yes
Exposure Compensation: +/- 3.0EV in 0.3EV steps +/- 5.0EV in 0.3EV steps
Metering Modes: 1024-segment Multi, Center-weighted and Spot Multi (221 segments), Center-weighted, Spot
Program Auto Exposure: Yes Yes
Aperture Priority: Yes Yes
Shutter Priority: Yes Yes
Full Manual Exposure: Yes Yes
Creative Exposure Modes: 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... Action Freeze, Beauty Face, Fireworks, Landscape, Light Trace, Multi-Exposure, Night, Panorama (Live), Rich Tone (HDR), Samsung Auto Shutter, Silhouette, Sunset, Waterfall; Smart Range+, HDR (Auto)
Self Timer: 2, 12 seconds 2-30 seconds
Time Lapse (intervalometer): Yes Yes
High Resolution Composite: No No
Flash
Built-in Flash: Yes Yes
Flash Modes: Auto, Auto + Redeye, On, On + Redeye, Slow Sync, Slow Sync + Redeye, Trailing Curtain Sync, Off Smart Flash, Auto, Auto+Red-eye reduction, Fill-in, Fill-in+Red-eye reduction, 1st Curtain, 2nd Curtain, Off
Flash Guide Number (ISO 100): 12.0 m / 39.4 ft. 11.0 m / 36.1 ft.
Flash Range Description: Lens aperture dependent Lens dependent; GN=11 (ISO 100, m)
Max Flash Sync: 1/180 1/250
Flash Exposure Compensation: -2 to +1 EV +/- 3.0 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 / SDXC
UHS Support: UHS-I UHS-II
Other Memory: UHS-1 compliant  
Dual Card Slots: No No
RAW Capture Support: Yes Yes
Uncompressed Format: 12-bit DNG RAW RAW (.SRW), RAW+JPEG
Movie File Format: MP4 (AVC H.264), AVI/MJPEG for Interval Movie MP4 (Video: HEVC (H.265) / Sound: AAC)
Included Memory: 0.0 MB No memory included
Included Memory Type:    
Connectivity
Built-In Wi-Fi: No Yes
NFC: No Yes
Bluetooth: No Yes
Built-In GPS: No No
Microphone Jack: Yes Yes
Headphone Jack: No Yes
External Connections: USB 2.0 High Speed USB 2.0 High Speed,USB 3.0 Super Speed,Bluetooth,WiFi
PictBridge Compliant: No No
DPOF Compliant: Yes No
Remote Control: Yes Yes
Remote Control Type: Optional Infrared Wi-Fi live view; optional wired
Connections (extended): Mini HMDI (Type-C), 3.5mm stereo microphone input Wi-Fi (IEEE 802.11b/g/n/ac) with NFC; Bluetooth; Expansion port for grip; Mult-function USB port compatible with wired remote
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 1.91 0.41
Cycle time for RAW shooting in single shot mode (seconds per frame): 2.24  
Buffer size for RAW shooting in single shot mode (frames): Unlimited  
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot):   0.42
Camera penalizes early shutter press? Yes No
JPEG shooting speed in burst mode (fps, max resolution): 5.9 15.2
Buffer size for JPEG shooting in burst mode (frames, max resolution): 9 53
RAW shooting speed in burst mode (fps):   15.1
Buffer size for RAW shooting in burst mode (frames):   22
RAW+JPEG shooting speed in burst mode (fps):   15.2
Buffer Size for RAW+JPEG shooting in burst mode (frames):   20
Shutter lag (full AF, wide/mid): 0.80 seconds 0.20 seconds
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus): 0.105 seconds 0.079 seconds
Shutter lag (full AF, with flash): 0.85 seconds 0.29 seconds
Shutter Lag (prefocused): 0.120 seconds 0.055 seconds
Shutter Lag (notes): Full Autofocus, Multi-area AF mode = 0.768 second Full AF lag, Single-area AF mode, EFC shutter enabled = 0.202s
Startup Time: 2.4 seconds 0.7 seconds
Play -> Record Time: 1.3 seconds 0.7 seconds
Flash cycle time, full power: 4.0 seconds 3.7 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 500 shots 500 shots
Battery Life, Still (CIPA Rating OVF/EVF):   500 shots
Battery Life, Video:    
Battery Form Factor: Proprietary D-LI90 Proprietary BP-1900
Usable Battery Types: Lithium-ion rechargeable 1410mAh Lithium-ion rechargeable
Batteries Included: 1 x Proprietary D-LI90 Lithium-ion rechargeable 2 x Proprietary BP-1900 Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included: Yes
Internal Charging Supported: Yes
Software
Included Software: Software CD-ROM S-SW120 i-Launcher (web version), Power Media Player, Samsung Movie Converter, Samsung Raw Converter, Samsung DNG Converter, Adobe Photoshop Lightroom 5
OS Compatibility: Windows, Mac OS  
Miscellaneous
Notes & Features: 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. Available body-only, bundled with 16-50 f/3.5-5.6 PZ OIS lens, or bundled with 16-50mm f/2-2.8 S OIS lens with battery grip, dedicated battery charger and second battery.