• APS-C 372.1mm2
  • 16.3 megapixels
  • ISO 100 - 12,800
  • 1 inch 116.2mm2
  • 10.1 megapixels
  • ISO 100 - 6400
  • Detailed specifications
  • Pentax K-5
  • Nikon S1
Links
Prices: Compare Prices  
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor: Pentax K-7
K-7 vs K-5
 
Successor: Pentax K-5 II
K-5 vs K-5 II
 
General
Model Number: K-5 S1
Alternate Model Number(s):    
Camera Format: Pro SLR Compact System Camera
Currently Manufactured: No No
Retail Price: $1749.95 $499.95
Street Price: $799.99 $199.00
Date Available: 2010-10-15 2013-02-15
Tripod Mount: Yes Yes
Weight: 35.4 oz (1,003 g)
includes batteries, kit lens
11.4 oz (323 g)
includes batteries, kit lens
Size: 5.2 x 3.8 x 2.9 in.
(131 x 97 x 73 mm)
4.0 x 2.4 x 1.2 in.
(102 x 61 x 30 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer: Sony Aptina
Effective Megapixels: 16.3 10.1
Sensor Format: APS-C 1 inch
Sensor size: 372.09mm2 (23.70mm x 15.70mm) 116.16mm2 (13.20mm x 8.80mm)
Approximate Pixel Pitch: 4.81 microns 3.41 microns
Focal Length Multiplier: 1.5x 2.7x
Aspect Ratio: 3:2 3:2
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: Fixed Fixed
Self-Cleaning: Yes No
Sensor shift image stabilization: Yes No
On-Sensor Phase Detect: No Yes
DxO Sensor Score: 82 56
DxO Color Depth Score (bits): 23.7 21.4
DxO Dynamic Range Score (evs): 14.1 11.1
DxO Maximum Effective ISO Score (iso): 1,162 397
Image Capture
Image Resolution: 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)
3872 x 2592 (10.0 MP, Other),
2896 x 1944 (5.6 MP, Other),
1936 x 1296 (2.5 MP, Other),
3840 x 2160 (8.3 MP, 16:9),
1920 x 1080 (2.1 MP, 16:9),
1280 x 720 (0.9 MP, 16:9),
3200 x 560 (1.8 MP, Other),
1024 x 3200 (3.3 MP, Other),
6400 x 560 (3.6 MP, Other),
1024 x 6400 (6.6 MP, Other)
Image File Format: JPEG (EXIF 2.21), 14-bit RAW (.PEF, .DNG) JPEG (Exif 2.3), 12-bit NEF RAW, RAW+JPG
Continuous-mode frames/second: 6.5 60.0
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1920x1080 (25)
1280x720 (30/​25)
640x480 (30/​25)
1920x1080 (60i/​30p)
1280x720 (60p/​30p)
640x240 (400)
320x120 (1200)
Movie File Format: AVI (Motion JPEG) MOV H.264/MPEG-4 AVC with AAC sound
Composite Video Out: Yes No
NTSC/PAL Switchable Video: Yes n/a
Video Usable as Viewfinder: No n/a
HD Video Out: Yes Yes
HD Video Connection: HDMI HDMI
Lens & Optics
Lens Mount: Pentax K (KA/KAF/KAF2) Nikon 1
Lens: smc Pentax 18-55mm f/3.5-5.6AL DA WR 1 Nikkor 11-27.5mm f/3.5-5.6
Focal Length (35mm equivalent): 27 - 83mm 30 - 74mm
Focal Length (actual): 18 - 55mm 11 - 27.5mm
Zoom Ratio: 3.06x 2.50x
Aperture Range: f/3.5 - f/22 (wide) / f/5.6 - f/38 (tele) f/3.5 (W)- f/5.6 (T) - f/16
Integrated ND Filter: No No
Normal Focus Range: 25 cm to Infinity
9.8 in to Infinity
30 cm to Infinity
11.8 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 No
Digital Zoom Values: n/a n/a
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: SAFOX IX+, 11 point (9 cross type focus point in the center), with light wavelength sensor Hybrid autofocus (phase detection/contrast-detect AF); Single-point (135 focus areas, center 73 support phase-detect), auto-area (41 focus areas), subject tracking
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: Optical / LCD No / LCD
Viewfinder Type: 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): 0.61x  
Viewfinder Magnification (nominal/claimed): 0.92x  
Display
Eye-level Viewfinder: Yes No
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.0
Rear Display Resolution: 921,600 dots (307,200 px) 460,000 dots
Touchscreen: No No
Articulating Screen: No No
Tilt Swivel Screen: No No
Selfie Screen: No No
Max Playback Zoom: 32.0x  
Top Deck Display: Yes No
Exposure
Maximum ISO (native): 12800 6400
Minimum ISO (native): 100 100
ISO Settings: Auto, 100-12800, expandable 80 to 51200 Auto, 100-6400
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, daylight, shade, cloudy, fluorescent (D, N, W, L), tungsten, flash, CTE, manual (up to 3 settings), Kelvin temperature (up to 3 settings) Auto, incandescent, fluorescent, direct sunlight, flash, cloudy, shade, underwater, preset manual, all except preset manual with fine tuning
Shutter Speed Range: 1/8000 - 30 sec 1/16000 - 30 sec
Bulb Mode: Yes Yes
Exposure Compensation: +/- 5.0EV in 0.3EV steps +/- 3.0EV in 0.3EV steps
Metering Modes: TTL open-aperture: 77-segment, Center-weighted, Spot Matrix, Center-weighted (4.5mm), Spot (2mm)
Program Auto Exposure: Yes Yes
Aperture Priority: Yes Yes
Shutter Priority: Yes Yes
Full Manual Exposure: Yes Yes
Creative Exposure Modes: Sensitivity Priority, Shutter and Aperture Priority Creative Mode includes Selective Color, Miniature, Soft, Night Landscape, Backlighting and Night Portrait.
Self Timer: 2 or 12 seconds 2, 5, 10 seconds
Time Lapse (intervalometer):    
High Resolution Composite: No No
Flash
Built-in Flash: Yes Yes
Flash Modes: P-TTL, Red-eye reduction, Slow-speed sync, Rear Curtain Sync. High-Speed Sync and Wireless Sync also available with PENTAX dedicated external flash. Fill flash, slow sync, red-eye reduction, slow sync with red-eye reduction, rear-curtain sync, rear curtain with slow sync
Flash Guide Number (ISO 100): 13.0 m / 42.7 ft. 5.0 m / 16.4 ft.
Flash Range Description: Depends on lens Lens dependent.
Max Flash Sync: 1/180 1/60
Flash Exposure Compensation: -2 to +1 EV in 0.5EV steps -3 to +1 EV in 0.3EV steps
External Flash Connection: Hot Shoe, PC Sync socket n/a
Built-In Wireless Flash Control: Full TTL exposure  
Image Storage
Usable Memory Types: SD / SDHC / SDXC SD / SDHC / SDXC
UHS Support: No UHS support  
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: Yes Yes
Uncompressed Format: 14-bit RAW (.PEF, .DNG) 12-bit NEF RAW, RAW+JPG
Movie File Format: AVI (Motion JPEG) MOV H.264/MPEG-4 AVC with AAC sound
Included Memory: No memory included 0.0 MB
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: No
Remote Control Type: Optional Wired or IR  
Connections (extended): Mini HMDI, DC input, wired remote, 3.5mm external stereo mic jack HDMI out (Type C, Mini)
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): <0.3  
Cycle time for RAW shooting in single shot mode (seconds per frame): <0.3  
Buffer size for RAW shooting in single shot mode (frames): Unlimited  
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot): <0.3  
Camera penalizes early shutter press? No
JPEG shooting speed in burst mode (fps, max resolution): 6.5 60.0
Buffer size for JPEG shooting in burst mode (frames, max resolution): 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  
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): 0.092 seconds  
Shutter lag (full AF, with flash): 0.21 seconds  
Shutter Lag (prefocused): 0.092 seconds  
Shutter Lag (notes): 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  
Play -> Record Time: 0.3 seconds  
Flash cycle time, full power: 2.2 seconds  
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):    
Battery Life, Still (CIPA Rating OVF/EVF): 740 shots  
Battery Life, Video:    
Battery Form Factor: Proprietary D-LI90; optional D-BG4 Battery Grip Proprietary EN-EL20
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary D-LI90 Lithium-ion rechargeable 1 x Proprietary EN-EL20 Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included: Yes
Internal Charging Supported: No
Software
Included Software: Software (CD-ROM) S-SW110 ViewNX 2 / Short Movie Creator CD-ROM
OS Compatibility:    
Miscellaneous
Notes & Features: 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. Available in White, Black, Red, Pink or Khaki.