• APS-C 369.7mm2
  • 14.6 megapixels
  • ISO 100 - 3200
  • 1/2.3 inch 28.1mm2
  • 12.1 megapixels
  • 24.00mm - 1200.00mm (35mm eq.)
  • Detailed specifications
  • Pentax K-7
  • Canon PowerShot SX50 HS
Links
Prices:   Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor: Pentax K20D
K20D vs K-7
Canon SX40 HS
SX40 HS vs SX50
Successor: Pentax K-5
K-7 vs K-5
Canon SX60
SX50 vs SX60
General
Model Number: K-7 SX50
Alternate Model Number(s):    
Camera Format: Pro SLR EVF
Currently Manufactured: No No
Retail Price: $1299.95 $449.99
Street Price:   $459.00
Date Available: 2009-07-15 2012-10-15
Tripod Mount: Yes Yes
Weight: 26.7 oz (758 g)
includes batteries
21.3 oz (603 g)
includes batteries
Size: 5.1 x 3.8 x 2.9 in.
(130 x 97 x 74 mm)
4.8 x 3.4 x 4.2 in.
(123 x 87 x 106 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer:    
Effective Megapixels: 14.6 12.1
Sensor Format: APS-C 1/2.3 inch
Sensor size: 369.72mm2 (23.7mm x 15.6mm) 28.0735mm2 (6.17mm x 4.55mm)
Approximate Pixel Pitch: 5.07 microns 1.54 microns
Focal Length Multiplier: 1.5x n/a
Aspect Ratio: 3:2 4:3
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: Fixed  
Self-Cleaning: Yes No
Sensor shift image stabilization: Yes No
On-Sensor Phase Detect: No No
DxO Sensor Score: 61 47
DxO Color Depth Score (bits): 22.6 20.3
DxO Dynamic Range Score (evs): 10.6 11.2
DxO Maximum Effective ISO Score (iso): 536 179
Image Capture
Image Resolution: 4672 x 3104 (14.5 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)
4000 x 3000 (12.0 MP, 4:3),
4000 x 2664 (10.7 MP, 3:2),
4000 x 2248 (9.0 MP, 16:9),
2992 x 2992 (9.0 MP, 1:1),
2816 x 1880 (5.3 MP, 3:2),
2816 x 1584 (4.5 MP, 16:9),
2112 x 2112 (4.5 MP, 1:1),
1920 x 1080 (2.1 MP, 16:9),
1600 x 1200 (1.9 MP, 4:3),
1600 x 1064 (1.7 MP, 3:2),
1200 x 1200 (1.4 MP, 1:1),
640 x 480 (0.3 MP, 4:3),
640 x 424 (0.3 MP, Other),
480 x 480 (0.2 MP, 1:1)
Image File Format: JPEG (EXIF 2.21), RAW (.PEF, .DNG) JPEG (EXIF 2.3), 12-bit Raw (.CR2); RAW+JPEG
Continuous-mode frames/second: 5.2 13.0
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1280x720 (30)
1536x1024 (30)
640x416 (30)
1920x1080 (24p)
1280x720 (30p)
640x480 (30/​120)
320x240 (30/​240)
Movie File Format: AVI (Motion JPEG) MOV (Image: H.264, Audio: Stereo Linear PCM)
Composite Video Out: Yes Yes
NTSC/PAL Switchable Video: Yes Yes
Video Usable as Viewfinder: No
HD Video Out: Yes Yes
HD Video Connection: HDMI HDMI
Lens & Optics
Lens Mount: Pentax K (KA/KAF/KAF2) n/a
Lens: n/a Canon Zoom Lens; Ultra Sonic Motor (USM)
Focal Length (35mm equivalent):   24 - 1,200mm
Focal Length (actual):   4.3 - 215mm
Zoom Ratio:   50.00x
Aperture Range:   f/3.4 (W) / f/6.5 (T) - f/8.0
Integrated ND Filter: No No
Normal Focus Range:   5 cm to Infinity
2.0 in to Infinity
Macro Focus Range:   0 - 50 cm
0.0 - 19.7 in
Filter Thread: n/a n/a
Thread Type: n/a 67mm (with optional adatper)
Optical Image Stabilization: No Yes
Digital Zoom: No Yes
Digital Zoom Values: n/a Up to 4x
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: 11-point TTL phase-matching (SAFOX VIII) Contrast Detect AF with Face Detection;
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: Optical / LCD EVF / LCD
Viewfinder Type: SLR type; eye-level pentaprism, 100% coverage, 0.92x mag., -2.5 to 1.5 diopter EVF type; 202K-dot LCD with diopter adjustment of -4 to +1
Focus Peaking: No No
EVF Resolution: n/a  
Viewfinder Magnification (35mm equivalent): 0.61x  
Viewfinder Magnification (nominal/claimed): 0.92x  
Display
Eye-level Viewfinder: Yes Yes
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 2.8
Rear Display Resolution: 921,000 dots 460,800 dots (153,600 px)
Touchscreen: No No
Articulating Screen: No Yes
Tilt Swivel Screen: No
Selfie Screen: No
Max Playback Zoom: 32.0x 10.0x
Top Deck Display: Yes
Exposure
Maximum ISO (native): 3200 6400
Minimum ISO (native): 100 80
ISO Settings: Auto, 100, 200, 400, 800, 1600, 3200, 6400 (expanded) Auto, ISO 80 - 6400
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Shade, Cloudy, Tungsten, Fluorescent (W, D, N), Flash, Color Temperature Auto (including Face Detection WB), Daylight, Cloudy, Tungsten, Fluorescent, Fluorescent H, Flash, Custom. Multi-area WB correction available in Smart Auto
Shutter Speed Range: 1/8000 - 30 sec 1/2000 - 15 sec
Bulb Mode: Yes No
Exposure Compensation: +/- 5.0EV in 0.3EV steps +/- 2.0EV in 0.3EV steps
Metering Modes: TTL open-aperture: 77-segment, Center-weighted, Spot Evaluative, Center-weighted average, Spot (centre or linked to Face Detection AF or FlexiZone AF frame)
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, USER, Movie Custom (2), Sports, SCN (Portrait, Smooth Skin, Smart Shutter, High-Speed Burst HQ, Handheld NightScene, Snow, Fireworks, Stitch Assist), Creative Filters (High Dynamic Range, Fish-eye Effect, Miniature Effect, Toy Camera Effect, Soft Focus, Monochrome, Super Vivid, Poster Effect, Color Accent, Color Swap), Movie Digest
Self Timer: 2 or 12 seconds 2, 10, Custom seconds
Time Lapse (intervalometer): Yes  
High Resolution Composite: No No
Flash
Built-in Flash: Yes Yes
Flash Modes: On, Redeye, Slow Sync, Slow Sync + Redeye, Trailing Curtain Sync, Wireless Auto, Flash On, Slow Synchro, Flash Off; Red-eye Reduction and Correction available
Flash Guide Number (ISO 100): 13.0 m / 42.7 ft. n/a
Flash Range Description: Depends on lens Auto ISO: 1.6 ft. - 18 ft. (W), 4.6 - 9.8 ft. (T) (50cm - 5.5m (W), (1.4m - 3.0m (T))
Max Flash Sync: 1/180 1/2000
Flash Exposure Compensation: -2 to +1 EV in 0.5EV steps +/- 2.0 EV in 0.3EV steps
External Flash Connection: Hot Shoe, PC-Sync Socket Hot-Shoe (E-TTL)
Built-In Wireless Flash Control: Full TTL exposure  
Image Storage
Usable Memory Types: SD / SDHC SD / SDHC / SDXC
UHS Support:    
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: Yes Yes
Uncompressed Format: RAW (.PEF, .DNG) 12-bit Raw (.CR2); RAW+JPEG
Movie File Format: AVI (Motion JPEG) MOV (Image: H.264, Audio: Stereo Linear PCM)
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: No 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: Wired or IR Optional Wired (RS-60E3)
Connections (extended): DC input, wired remote, external stereo mic jack Combined USB/AV, Mini (Type-C) HDMI, Remote Terminal
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): <0.3 1.85
Cycle time for RAW shooting in single shot mode (seconds per frame): <0.3 2.51
Buffer size for RAW shooting in single shot mode (frames): 13 Unlimited
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): 5.2 13.0
Buffer size for JPEG shooting in burst mode (frames, max resolution): 20 10
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): 0.09 seconds 0.48 seconds
Shutter lag (full AF, tele):   0.41 seconds
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus): 0.075 seconds 0.341 seconds
Shutter lag (full AF, with flash): 0.15 seconds 0.55 seconds
Shutter Lag (prefocused): 0.074 seconds 0.067 seconds
Shutter Lag (notes): Live View Phase-Detect Full AF: 1.2 seconds Contrast-Detect Full AF: 2.3 seconds Prefocused: 0.405 second  
Startup Time: 0.6 seconds 2.0 seconds
Play -> Record Time: 0.1 seconds 1.4 seconds
Flash cycle time, full power: 3.7 seconds 4.5 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):   315 shots
Battery Life, Still (CIPA Rating OVF/EVF): 740 shots  
Battery Life, Video:    
Battery Form Factor: Proprietary D-LI90 Proprietary NB-10L
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary D-LI90 Lithium-ion rechargeable 1 x Proprietary NB-10L Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included:
Internal Charging Supported:
Software
Included Software: CD-ROM S-SW74/75 Digital Camera Solution CD-ROM
OS Compatibility: Windows XP/Vista, MacOS 10.2 or later Windows 7 / 7 SP1 / Vista SP2 / XP SP3; Mac OS X v10.5+
Miscellaneous
Notes & Features: Sensor-shift image stabilization, new 77-segment metering system, Distortion and Lateral Chromatic Aberrations correction, High Dynamic Range (HDR) image capture mode, HD Movie capture (1280x720, 1536x1024, 640x416 all at 30 frames per second), HDMI output, magnesium alloy body. Intelligent Image Stabilization, DIGIC 5 processor, improved AF speed, 1080p24 Full HD movies, 13 fps High-Speed Burst HQ mode, Zoom Framing Assist, 58 scene Smart Auto, 12-bit RAW+JPEG capture.