• APS-C 366.6mm2
  • 24.4 megapixels
  • ISO 100 - 51,200
  • APS-C 332.3mm2
  • 24.2 megapixels
  • 24.00mm - 72.00mm (35mm eq.)
  • Detailed specifications
  • Pentax K-3
  • Canon PowerShot G1 X Mark III
Links
Prices: Compare Prices Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:   Canon G1X Mark II
G1X Mark II vs G1X Mark III
Successor: Pentax K-3 II
K-3 vs K-3 II
 
General
Model Number: K-3 G1X Mark III
Alternate Model Number(s):   G1X III
Camera Format: Pro SLR Compact
Currently Manufactured: No Yes
Retail Price: $1149.95 $1299.00
Street Price: $699.00 $999.00
Date Available: 2013-11-01 2017-11-30
Tripod Mount: Yes Yes
Weight: 43.7 oz (1,240 g)
includes batteries, kit lens
14.1 oz (399 g)
includes batteries
Size: 5.2 x 3.9 x 3.1 in.
(132 x 100 x 77 mm)
4.5 x 3.1 x 2.0 in.
(115 x 78 x 51 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer:   Canon
Effective Megapixels: 24.4 24.2
Sensor Format: APS-C APS-C
Sensor size: 366.6mm2 (23.50mm x 15.60mm) 332.27mm2 (22.30mm x 14.90mm)
Approximate Pixel Pitch: 3.91 microns 3.72 microns
Focal Length Multiplier: 1.5x 1.6x
Aspect Ratio: 3:2 3:2
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: Optional Fixed
Self-Cleaning: Yes Yes
Sensor shift image stabilization: Yes No
On-Sensor Phase Detect: No Yes
DxO Sensor Score: 80  
DxO Color Depth Score (bits): 23.7  
DxO Dynamic Range Score (evs): 13.4  
DxO Maximum Effective ISO Score (iso): 1,216  
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)
6000 x 4000 (24.0 MP, 3:2),
3984 x 2656 (10.6 MP, 3:2),
2976 x 1984 (5.9 MP, 3:2),
2400 x 1600 (3.8 MP, 3:2),
6000 x 3368 (20.2 MP, 16:9),
3984 x 2240 (8.9 MP, 16:9),
2976 x 1824 (5.4 MP, Other),
2400 x 1344 (3.2 MP, Other),
5328 x 4000 (21.3 MP, 4:3),
3552 x 2664 (9.5 MP, 4:3),
2656 x 1992 (5.3 MP, 4:3),
2112 x 1600 (3.4 MP, Other),
4000 x 4000 (16.0 MP, 1:1),
2656 x 2656 (7.1 MP, 1:1),
1984 x 1984 (3.9 MP, 1:1),
1600 x 1600 (2.6 MP, 1:1),
24064 x 2800 (67.4 MP, Other),
6000 x 2800 (16.8 MP, Other),
16000 x 4200 (67.2 MP, Other),
4200 x 4000 (16.8 MP, Other)
Image File Format: JPEG (EXIF 2.30), 14-bit RAW (.PEF, .DNG), RAW+JPEG JPEG (EXIF 2.3), .CR2 14-bit RAW, RAW+JPEG
Continuous-mode frames/second: 7.1 9.3
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1920x1080 (60i/​50i/​30p/​25p/​24p)
1280x720 (60p/​50p/​30p/​25p/​24p)
1920x1080 (60p/​50p/​30p/​25p/​24p)
1280x720 (30p/​25p)
640x480 (30p/​25p)
Movie File Format: MPEG-4 AVC/H.264 (MOV), Motion JPEG (AVI) for interval movie record MP4 (Video: 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: smc Pentax 18-135mm f/3.5-5.6 ED AL [IF] DC DA WR Canon Zoom Lens; 9 elements in 8 groups with 3 double-sided aspherical elements and 1 single-sided aspherical element
Focal Length (35mm equivalent): 27 - 203mm 24 - 72mm
Focal Length (actual): 18 - 135mm 15 - 45mm
Zoom Ratio: 7.50x 3.00x
Aperture Range: f/3.5 - f/22 (wide) / f/5.6 - f/40 (tele) f/2.8 (W) / f/5.6 (T) - f/16 with 9-blade Circular Diaphragm; ND Filter (3-stop): On / Auto / Off
Integrated ND Filter: No Yes
Normal Focus Range: 40 cm to Infinity
15.7 in to Infinity
10 cm to Infinity
3.9 in to Infinity
Macro Focus Range:   10 - 50 cm
3.9 - 19.7 in
Filter Thread: 62.0mm 37.0mm
Thread Type: n/a n/a
Optical Image Stabilization: No Yes
Digital Zoom: Yes
Digital Zoom Values:   4x (with Digital Tele-Converter Approx. 1.6x or 2.0x), ZoomPlus 6x (total)
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: SAFOX 11 TTL phase-matching - 27 point (25 cross type focus points in the center) Hybrid PDAF/CDAF: Dual Pixel CMOS AF; Maximum 49 AF points (Fixed location on 7x7 grid) via camera automatic selection; Freely position 1 AF point / 1 AF Zone (9 points, 3x3 grid) via manual selection; Touch AF
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, 0.95x mag., TBDmm eyepoint, -2.5 to +1.5 diopter 0.39"-type 2.36m-dot OLED EVF, 100% coverage, 22mm eyepoint, -3 to +1 diopter correction, eye sensor
Focus Peaking: Yes Yes
EVF Resolution: n/a 2,360,000 dots (786,666 pixels)
Viewfinder Magnification (35mm equivalent): 0.63x  
Viewfinder Magnification (nominal/claimed): 0.95x  
Display
Eye-level Viewfinder: Yes Yes
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
Touchscreen: No Yes
Articulating Screen: No Yes
Tilt Swivel Screen: No Yes
Selfie Screen: No Yes
Max Playback Zoom: 16.0x 10.0x
Top Deck Display: Yes No
Exposure
Maximum ISO (native): 51200 25600
Minimum ISO (native): 100 100
ISO Settings: Auto, 100-51200 (1, 1/2 or 1/3 EV steps) Auto, 100 - 25600 in 1/3 or 1EV steps
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, Daylight, Shade, Cloudy, Tungsten, White Fluorescent, Flash, Underwater, Color Temperature, Custom
Shutter Speed Range: 1/8000 - 30 sec 1/2000 - 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, Center-weighted, 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. Smart Auto (58 scenes detected), Hybrid Auto, Custom 1, Custom 2, SCN (Self-Portrait, Portrait, Smooth Skin, Panoramic Shot, Panning, Star (Star Nightscape, Star Trails, Star Time-Lapse Movie), Handheld Night Scene, Grainy B/W, Soft Focus, Art Bold effect, Water painting effect, Toy camera effect, Miniature effect, HDR, Underwater, Fireworks), Movie (Standard, Short Clip, Manual, Time-lapse Movie)
Self Timer: 2 or 12 seconds 10, 2 or custom seconds
Time Lapse (intervalometer): Yes  
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. Auto, Manual Flash On / Off, Slow Synchro; FE Lock, Red-eye Reduction, Second Curtain Synchro; E-TTL with EX series Speedlites
Flash Guide Number (ISO 100): 13.0 m / 42.7 ft. n/a
Flash Range Description: Depends on lens 1.6 ft. (50cm) - 29.5 ft. (9.0m) (W), 1.6 ft. (50cm) - 14.8 ft. (4.5m) (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
Built-In Wireless Flash Control: Full TTL exposure 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 .CR2 14-bit RAW, RAW+JPEG
Movie File Format: MPEG-4 AVC/H.264 (MOV), Motion JPEG (AVI) for interval movie record MP4 (Video: 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 Yes
Bluetooth: No Yes
Built-In GPS: No No
Microphone Jack: Yes No
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 Wi-Fi/Bluetooth or optional wired
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 Micro-B USB, Micro (Type-D) HDMI, Wired Remote Switch
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 0.79 0.43
Cycle time for RAW shooting in single shot mode (seconds per frame): 0.64  
Buffer size for RAW shooting in single shot mode (frames): Unlimited  
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot): 0.69 0.41
Camera penalizes early shutter press? No No
JPEG shooting speed in burst mode (fps, max resolution): 7.1 9.3
Buffer size for JPEG shooting in burst mode (frames, max resolution): 75 23
RAW shooting speed in burst mode (fps): 7.1 9.4
Buffer size for RAW shooting in burst mode (frames): 24 16
RAW+JPEG shooting speed in burst mode (fps): 7.1 9.4
Buffer Size for RAW+JPEG shooting in burst mode (frames): 25 16
Shutter lag (full AF, wide/mid): 0.14 seconds 0.12 seconds
Shutter lag (full AF, tele):   0.12 seconds
Shutter lag (full AF, live view - DSLR): 1.01 seconds  
Shutter lag (prefocused, live view - DSLR): 0.226 seconds  
Shutter Lag (manual focus): 0.097 seconds 0.100 seconds
Shutter lag (full AF, with flash): 0.33 seconds 0.40 seconds
Shutter Lag (prefocused): 0.096 seconds 0.033 seconds
Shutter Lag (notes): Full AF lag, Wide-area mode, OVF = 0.157s Live View: Center mode AF lag = 1.014s Wide-area mode AF lag = 1.005s Prefocused = 0.226s  
Startup Time: 0.9 seconds 2.1 seconds
Play -> Record Time: 0.6 seconds 1.4 seconds
Flash cycle time, full power: 2.3 seconds 3.8 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):   200 shots
Battery Life, Still (CIPA Rating OVF/EVF): 560 shots 200 shots
Battery Life, Video:   85 minutes
Battery Form Factor: Proprietary D-LI90 Proprietary
Usable Battery Types: Lithium-ion rechargeable NB-13L 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 S-SW140 No disc is included; Canon software can be downloaded from their website.
OS Compatibility:    
Miscellaneous
Notes & Features: Image stabilization system also acts as a selectable AA filter, 8.3 fps full-res burst mode, new 27-point AF system, new 86,000 pixel RGB metering system, Full HD video up to 60i with H.264 encoding, dual SD card slots, freeze-proof, dust-proof, weather-resistant magnesium alloy construction, USB 3.0 port.