Pentax K-3 II vs Canon EOS R Specifications

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APS-C 366.6mm²
24.4 megapixels
ISO 100 - 51,200

Go in depth with our full Pentax K-3 II Review.
How does it shoot? Pentax K-3 II in the real world.
See real-world photos taken with the K-3 II.
Compare Pentax K-3 II image quality against competitors.
What’s the bottom line? Read our Pentax K-3 II conclusion.

35mm 864.0mm²
30.3 megapixels
ISO 100 - 40,000

Go in depth with our full Canon EOS R Review.
How does it shoot? Canon EOS R in the real world.
See real-world photos taken with the EOS R.
Compare Canon EOS R image quality against competitors.
What’s the bottom line? Read our Canon EOS R conclusion.

Detailed specifications
Pentax K-3 II
Canon EOS R

Links
Prices:	Compare Prices	Compare Prices
Manufacturer URL:	Manufacturer website	Manufacturer website
Predecessor:	Pentax K-3 K-3 vs K-3 II
Successor:	Pentax K-3 III K-3 II vs K-3 III
General
Model Number:	K-3 II	EOS R
Alternate Model Number(s):		R
Camera Format:	Pro SLR	Compact System Camera
Currently Manufactured:	Yes	Yes
Retail Price:	$850.00	$3399.00
Street Price:	$829.99	$1,499.33
Date Available:	2015-05-15	2018-10-15
Tripod Mount:	Yes	Yes
Weight:	27.7 oz (785 g) includes batteries	48.0 oz (1,360 g) includes batteries, kit lens
Size:	5.2 x 4.0 x 3.1 in. (132 x 102 x 77 mm)	5.3 x 3.9 x 3.3 in. (136 x 98 x 84 mm)
Waterproof:	No	No
Waterproof Depth:	n/a	n/a

Image Sensor
Sensor Type:	CMOS	CMOS
Sensor Manufacturer:		Canon
Effective Megapixels:	24.4	30.3
Sensor Format:	APS-C	35mm
Sensor size:	366.6mm² (23.50mm x 15.60mm)	864mm² (36.00mm x 24.00mm)
Approximate Pixel Pitch:	3.91 microns	5.36 microns
Focal Length Multiplier:	1.5x	1.0x
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	89
DxO Color Depth Score (bits):	23.6	24.5
DxO Dynamic Range Score (evs):	13.6	13.5
DxO Maximum Effective ISO Score (iso):	1,106	2,742
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)	6720 x 4480 (30.1 MP, 3:2), 4464 x 2976 (13.3 MP, 3:2), 3360 x 2240 (7.5 MP, 3:2), 2400 x 1600 (3.8 MP, 3:2), 5952 x 4480 (26.7 MP, 4:3), 3968 x 2976 (11.8 MP, 4:3), 2976 x 2240 (6.7 MP, 4:3), 2112 x 1600 (3.4 MP, Other), 6720 x 3776 (25.4 MP, 16:9), 4464 x 2512 (11.2 MP, 16:9), 3360 x 1888 (6.3 MP, 16:9), 2400 x 1344 (3.2 MP, Other), 4480 x 4480 (20.1 MP, 1:1), 2976 x 2976 (8.9 MP, 1:1), 2240 x 2240 (5.0 MP, 1:1), 1600 x 1600 (2.6 MP, 1:1)
Image File Format:	JPEG (EXIF 2.30), 14-bit RAW (.PEF, .DNG), RAW+JPEG	JPEG (EXIF v2.3), RAW (14 bit), C-RAW; RAW+JPEG
Continuous-mode frames/second:	8.1	8.0
Video Capture
Can take movies:	Yes	Yes
Movie Resolution:	1920x1080 (60i/50i/30p/25p/24p) 1280x720 (60p/50p/30p/25p/24p)	3840x2160 (30p/25p/24/23.98p) 1920x1080 (60p/50p/30p/25p/24p/23.98p) 1280x720 (120p/100p/60p/30p)
Movie File Format:	MPEG-4 AVC/H.264 (MOV), Motion JPEG (AVI) for interval movie record	MP4 (Video: MPEG4 AVC/H.264 Variable (averaged) bit rate; Audio:ALL-I: Linear PCM; IPB: AAC)
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)	Canon RF
Lens:	n/a	Canon RF 24-105mm F4 L IS USM
Focal Length (35mm equivalent):		24 - 105mm
Focal Length (actual):		24 - 105mm
Zoom Ratio:		4.38x
Aperture Range:		f/4 - f/22; with 9 blades
Integrated ND Filter:	No
Normal Focus Range:		39 cm to Infinity 15.4 in to Infinity
Macro Focus Range:
Filter Thread:	n/a	77.0mm
Thread Type:	n/a	n/a
Optical Image Stabilization:	No	Yes
Digital Zoom:
Digital Zoom Values:
Auto Focus
Auto Focus:	Yes	Yes
Auto Focus Type:	SAFOX 11 TTL phase-matching - 27 point (25 cross type focus points in the center)	Phase Detection AF: Dual Pixel CMOS AF; Max. 5655 points (selectable); Face+Tracking AF (with eye detection), 1-point AF ([AF frame size] can be set to [Small]), Expand AF Area (Above, below, left and right/Around); Zone AF Large Zone AF (Vertical/Horizontal)
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	EVF; 0.5-inch OLED, 3.69 million dots, 100% coverage, 0.76x magnification, 23mm eyepoint, -4 to +3 diopter, eye sensor
Focus Peaking:	Yes	Yes
EVF Resolution:	n/a	3,690,000 dots
Viewfinder Magnification (35mm equivalent):	0.63x	0.76x
Viewfinder Magnification (nominal/claimed):	0.95x	0.76x
Display
Eye-level Viewfinder:	Yes	Yes
Rear Display:	Yes	Yes
Rear Display Size (inches):	3.2	3.2
Rear Display Resolution:	1,036,800 dots (345,600 px)	2,100,000 dots
Touchscreen:	No	Yes
Articulating Screen:	No	Yes
Tilt Swivel Screen:	No	Yes
Selfie Screen:	No	Yes
Max Playback Zoom:	16.0x
Top Deck Display:	Yes	Yes

Exposure
Maximum ISO (native):	51200	40000
Minimum ISO (native):	100	100
ISO Settings:	Auto, 100-51200 (1, 1/2 or 1/3 EV steps)	Auto, 100-40000 in 1/3 or 1 EV steps, expandable to 50 (L), 51200 (H1) and 102400 (H2)
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 priority/White priority), Daylight, Shade, Cloudy, Tungsten Light, White Fluorescent Light, Flash, Custom, Color Temperature
Shutter Speed Range:	1/8000 - 30 sec	1/8000 - 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	Real-time metering with image sensor; 384 [24x16] zone Evaluative (AF point-linked), Center-weighted, Partial (center 6.1% of frame), Spot (center 2.7% of frame; AF point-linked spot metering not provided.)
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)	Custom shooting mode C1, C2, C3; Multiple-exposure; HDR
Self Timer:	2 or 12 seconds	2, 10 seconds
Time Lapse (intervalometer):	Yes
High Resolution Composite:	24.0 megapixels	No
Flash
Built-in Flash:	No	No
Flash Modes:	P-TTL; Modes available depends on external flash mounted	n/a
Flash Guide Number (ISO 100):	n/a	n/a
Flash Range Description:	n/a	n/a
Max Flash Sync:	1/180	1/200s
Flash Exposure Compensation:	-2 to +1 EV in 0.5EV steps	+/- 3.0 EV in 0.3EV steps
External Flash Connection:	Hot Shoe, PC Sync socket	Hot Shoe
Built-In Wireless Flash Control:		No
Image Storage
Usable Memory Types:	SD / SDHC / SDXC	SD / SDHC / SDXC
UHS Support:	UHS-I	UHS-II
Other Memory:
Dual Card Slots:	Yes	No
RAW Capture Support:	Yes	Yes
Uncompressed Format:	14-bit RAW (.PEF, .DNG), RAW+JPEG	RAW (14 bit), C-RAW; RAW+JPEG
Movie File Format:	MPEG-4 AVC/H.264 (MOV), Motion JPEG (AVI) for interval movie record	MP4 (Video: MPEG4 AVC/H.264 Variable (averaged) bit rate; Audio:ALL-I: Linear PCM; IPB: AAC)
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	Yes
External Connections:	USB 3.0 Super Speed	USB 3.0 Super 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 or 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	Mini HDMI (Type C), USB-C SuperSpeed USB (USB 3.1 Gen 1), 3.5mm stereo microphone and headphone jacks, remote jack

Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution):	<0.3	0.31
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	0.30
Camera penalizes early shutter press?	No	No
JPEG shooting speed in burst mode (fps, max resolution):	8.1	8.0
Buffer size for JPEG shooting in burst mode (frames, max resolution):	60	126
RAW shooting speed in burst mode (fps):	8.2	8.0
Buffer size for RAW shooting in burst mode (frames):	22	65
RAW+JPEG shooting speed in burst mode (fps):	8.2	8.0
Buffer Size for RAW+JPEG shooting in burst mode (frames):	23	51
Shutter lag (full AF, wide/mid):	0.14 seconds	0.10 seconds
Shutter lag (full AF, tele):
Shutter lag (full AF, live view - DSLR):
Shutter lag (prefocused, live view - DSLR):	0.274 seconds
Shutter Lag (manual focus):	0.094 seconds	0.076 seconds
Shutter lag (full AF, with flash):
Shutter Lag (prefocused):	0.090 seconds	0.052 seconds
Shutter Lag (notes):
Startup Time:	1.2 seconds	2.1 seconds
Play -> Record Time:	0.5 seconds	0.9 seconds
Flash cycle time, full power:
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):		370 shots
Battery Life, Still (CIPA Rating OVF/EVF):	720 shots	350 shots
Battery Life, Video:
Battery Form Factor:	Proprietary D-LI90	Proprietary LP-E6N/LP-E6
Usable Battery Types:	Lithium-ion rechargeable	Lithium-ion Rechargeable or BG-E22 battery grip
Batteries Included:	1 x Proprietary D-LI90 Lithium-ion rechargeable	1 x Proprietary LP-E6N 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.