• APS-C 366.6mm2
  • 24.4 megapixels
  • ISO 100 - 51,200
  • 1 inch 116.2mm2
  • 20.2 megapixels
  • 24.00mm - 100.00mm (35mm eq.)
  • Detailed specifications
  • Pentax K-3 II
  • Canon PowerShot G7 X Mark III
Links
Prices: Compare Prices Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor: Pentax K-3
K-3 vs K-3 II
Canon G7X Mark II
G7X Mark II vs G7X Mark III
Successor: Pentax K-3 III
K-3 II vs K-3 III
 
General
Model Number: K-3 II G7X Mark III
Alternate Model Number(s):   G7X III
Camera Format: Pro SLR Compact
Currently Manufactured: Yes Yes
Retail Price: $850.00 $749.99
Street Price: $829.99 $1,041.66
Date Available: 2015-05-15 2019-08-05
Tripod Mount: Yes Yes
Weight: 27.7 oz (785 g)
includes batteries
10.7 oz (304 g)
includes batteries
Size: 5.2 x 4.0 x 3.1 in.
(132 x 102 x 77 mm)
4.1 x 2.4 x 1.6 in.
(105 x 61 x 41 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer:   Sony
Effective Megapixels: 24.4 20.2
Sensor Format: APS-C 1 inch
Sensor size: 366.6mm2 (23.50mm x 15.60mm) 116.16mm2 (13.20mm x 8.80mm)
Approximate Pixel Pitch: 3.91 microns 2.41 microns
Focal Length Multiplier: 1.5x 2.7x
Aspect Ratio: 3:2 3:2
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: Optional Fixed
Self-Cleaning: Yes No
Sensor shift image stabilization: Yes No
On-Sensor Phase Detect: No No
DxO Sensor Score: 80  
DxO Color Depth Score (bits): 23.6  
DxO Dynamic Range Score (evs): 13.6  
DxO Maximum Effective ISO Score (iso): 1,106  
Image Capture
Image Resolution: 6016 x 4000 (24.1 MP, 3:2),
4608 x 3072 (14.2 MP, 3:2),
3072 x 2048 (6.3 MP, 3:2),
1920 x 1280 (2.5 MP, 3:2)
5472 x 3648 (20.0 MP, 3:2),
3648 x 2432 (8.9 MP, 3:2),
2736 x 1824 (5.0 MP, 3:2),
2400 x 1600 (3.8 MP, 3:2),
5472 x 3072 (16.8 MP, 16:9),
3648 x 2048 (7.5 MP, 16:9),
2736 x 1536 (4.2 MP, 16:9),
2400 x 1344 (3.2 MP, Other),
4864 x 3648 (17.7 MP, 4:3),
3248 x 2432 (7.9 MP, Other),
2432 x 1824 (4.4 MP, 4:3),
2112 x 1600 (3.4 MP, Other),
3648 x 3648 (13.3 MP, 1:1),
2432 x 2432 (5.9 MP, 1:1),
1824 x 1824 (3.3 MP, 1:1),
1600 x 1600 (2.6 MP, 1:1),
26064 x 2560 (66.7 MP, Other),
3840 x 16000 (61.4 MP, Other)
Image File Format: JPEG (EXIF 2.30), 14-bit RAW (.PEF, .DNG), RAW+JPEG JPEG (EXIF 2.31), RAW/C-RAW (.CR3), RAW+JPEG, C-RAW+JPEG
Continuous-mode frames/second: 8.1 20.0
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1920x1080 (60i/​50i/​30p/​25p/​24p)
1280x720 (60p/​50p/​30p/​25p/​24p)
3840x2160 (30p/​25p)
1920x1080 (120p/​100p/​60p/​50p/​30p/​25p)
1280x720 (60p/​50p)
Movie File Format: MPEG-4 AVC/H.264 (MOV), Motion JPEG (AVI) for interval movie record MP4 (Image: MPEG-4 AVC/H.264; Audio: MPEG-4 AAC-LC (Stereo))
Composite Video Out: No No
NTSC/PAL Switchable Video: n/a n/a
Video Usable as Viewfinder: n/a n/a
HD Video Out: Yes Yes
HD Video Connection: HDMI HDMI
Lens & Optics
Lens Mount: Pentax K (KA/KAF/KAF2/3) n/a
Lens: n/a Canon Zoom Lens
Focal Length (35mm equivalent):   24 - 100mm
Focal Length (actual):   8.8 - 36.8mm
Zoom Ratio:   4.20x
Aperture Range:   f/1.8 (W) / f2.8 (T) - f/11, with 9-blade aperture; ND Filter (3-stop) On / Auto / Off
Integrated ND Filter: No Yes
Normal Focus Range:   5 cm to Infinity
2.0 in to Infinity
Macro Focus Range:   5 - 50 cm
2.0 - 19.7 in
Filter Thread: n/a n/a
Thread Type: n/a n/a
Optical Image Stabilization: No Yes
Digital Zoom: Yes
Digital Zoom Values:   Up to 4x
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: SAFOX 11 TTL phase-matching - 27 point (25 cross type focus points in the center) Contrast Detect AF with Face Detection: AiAF (31-point, Face Detection or Touch AF with Object and Face Select and Track), 1-point AF (any position is available or fixed center)
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, 0.95x mag., TBDmm eyepoint, -2.5 to +1.5 diopter  
Focus Peaking: Yes Yes
EVF Resolution: n/a n/a
Viewfinder Magnification (35mm equivalent): 0.63x  
Viewfinder Magnification (nominal/claimed): 0.95x  
Display
Eye-level Viewfinder: Yes No
Rear Display: Yes Yes
Rear Display Size (inches): 3.2 3.0
Rear Display Resolution: 1,036,800 dots (345,600 px) 1,040,000 dots (345,600 px)
Touchscreen: No Yes
Articulating Screen: No Yes
Tilt Swivel Screen: No No
Selfie Screen: No Yes
Max Playback Zoom: 16.0x 10.0x
Top Deck Display: Yes No
Exposure
Maximum ISO (native): 51200 12800
Minimum ISO (native): 100 125
ISO Settings: Auto, 100-51200 (1, 1/2 or 1/3 EV steps) Auto (max: 400 to 12800), ISO 125-12800 in 1/3 EV steps, expandable to ISO 25600
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Multi Auto WB, Daylight, Shade, Cloudy, Fluorescent Light (D: Daylight Color, N:Daylight White, W:Cool White, L:Warm White), Tungsten Light, Flash, CTE, Manual (up to 3 settings), Color Temperature (up to 3 settings) Auto (Ambience and White Priority), Daylight, Cloudy, Tungsten, White Fluorescent, Fluorescent Light, Flash, Color Temperature, Custom
Shutter Speed Range: 1/8000 - 30 sec 1/25600 - 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: Multi-segment with 86K-pixel RGB sensor, Center-weighted, Spot Evaluative (linked to Face Detection AF frame), Centre-weighted average, Spot
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; Digital filters (capture): Extract Color, Toy Camera, Retro, High Contrast, Shading, Invert Color, Unicolor Bold, Bold Monochrome; HDR: Auto, HDR1, HDR2, HDR3; Pixel Shift Resolution (On/Off) Self Portrait, Portrait, Panning, Star Portrait, Star Nightscape, Star Trails, Star Time-Lapse Movie, Handheld Night Scene, High Dynamic Range, Fish-eye Effect, Art Bold Effect, Water Painting Effect, Miniature Effect, Toy Camera Effect, Background Defocus, Soft Focus, Grainy B/W, Fireworks, Standard Movie, Short Clip, Manual Movie, Time-Lapse Movie, iFrame Movie, Panoramic Shot
Self Timer: 2 or 12 seconds 2, 10, custom (0-30s, 1-10 shots) seconds
Time Lapse (intervalometer): Yes  
High Resolution Composite: 24.0 megapixels No
Flash
Built-in Flash: No Yes
Flash Modes: P-TTL; Modes available depends on external flash mounted Auto, Flash On, Slow Synchro, Flash Off
Flash Guide Number (ISO 100): n/a n/a
Flash Range Description: n/a Auto ISO: 1.6 ft. (50 cm) - 23 ft. (7.0 m) (W), 1.3 ft. (40 cm) - 13 ft. (4.0 m) (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 n/a
Built-In Wireless Flash Control:   No
Image Storage
Usable Memory Types: SD / SDHC / SDXC SD / SDHC / SDXC
UHS Support: UHS-I UHS-I
Other Memory:    
Dual Card Slots: Yes No
RAW Capture Support: Yes Yes
Uncompressed Format: 14-bit RAW (.PEF, .DNG), RAW+JPEG RAW/C-RAW (.CR3), RAW+JPEG, C-RAW+JPEG
Movie File Format: MPEG-4 AVC/H.264 (MOV), Motion JPEG (AVI) for interval movie record MP4 (Image: MPEG-4 AVC/H.264; Audio: MPEG-4 AAC-LC (Stereo))
Included Memory: No memory included No memory included
Included Memory Type:    
Connectivity
Built-In Wi-Fi: No Yes
NFC: No No
Bluetooth: No Yes
Built-In GPS: Yes No
Microphone Jack: Yes Yes
Headphone Jack: Yes No
External Connections: USB 3.0 Super Speed USB 2.0 High Speed,Bluetooth,WiFi
PictBridge Compliant: No Yes
DPOF Compliant: Yes Yes
Remote Control: Yes Yes
Remote Control Type: Optional Wired or IR Via Wi-Fi/Bluetooth
Connections (extended): Micro (Type D) HMDI, USB 3.0 Micro B, DC input, wired remote jack, 3.5mm external stereo mic jack, 3.5mm stereo headphone jack USB-C, Micro (Type D) HDMI, 3.5mm external mic jack
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): <0.3 <0.3
Cycle time for RAW shooting in single shot mode (seconds per frame):    
Buffer size for RAW shooting in single shot mode (frames):    
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot): 0.60 <0.3
Camera penalizes early shutter press? No No
JPEG shooting speed in burst mode (fps, max resolution): 8.1 20.0
Buffer size for JPEG shooting in burst mode (frames, max resolution): 60 125
RAW shooting speed in burst mode (fps): 8.2 30.0
Buffer size for RAW shooting in burst mode (frames): 22 76
RAW+JPEG shooting speed in burst mode (fps): 8.2 20.0
Buffer Size for RAW+JPEG shooting in burst mode (frames): 23 59
Shutter lag (full AF, wide/mid): 0.14 seconds 0.15 seconds
Shutter lag (full AF, tele):   0.16 seconds
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR): 0.274 seconds  
Shutter Lag (manual focus): 0.094 seconds 0.165 seconds
Shutter lag (full AF, with flash):   0.25 seconds
Shutter Lag (prefocused): 0.090 seconds 0.024 seconds
Shutter Lag (notes):    
Startup Time: 1.2 seconds 1.5 seconds
Play -> Record Time: 0.5 seconds 0.8 seconds
Flash cycle time, full power:   1.6 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):   235 shots
Battery Life, Still (CIPA Rating OVF/EVF): 720 shots  
Battery Life, Video:    
Battery Form Factor: Proprietary D-LI90 Proprietary NB-13L
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary D-LI90 Lithium-ion rechargeable 1 x Proprietary NB-13L Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included: Yes Yes
Internal Charging Supported: No Yes
Software
Included Software: Software CD-ROM includes Digital Camera Utility 5  
OS Compatibility:    
Miscellaneous
Notes & Features: Improved sensor-shift shake reduction (up to 4.5 stops), new Pixel Shift Resolution mode (4-shot composite provides full color information at each pixel and reduces noise), built-in GPS with ASTROTRACER and electronic compass. Available in black or silver.