Pentax K-3 Mark II vs Pentax K-3 Mark III

General	Pentax K-3 Mark II	Pentax K-3 Mark III
Brand	Pentax	Pentax
Model	K-3 Mark II	K-3 Mark III
Predecessor Model	Pentax K-3	Pentax K-3 Mark II
Successor Model	Pentax K-3 Mark III
MSRP	$1099/£769 (body only)	$1999 (body only)
Camera Type	Interchangeable Lens	Interchangeable Lens
Body Type	DSLR	DSLR
Video Capture

Sensor	Pentax K-3 Mark II	Pentax K-3 Mark III
Sensor Type	CMOS	CMOS
Sensor Size	APS-C	APS-C
Sensor Dimensions	23.5 x 15.6 mm	23.3 x 15.5 mm
Total Pixels	24.71 Megapixel	26.78 Megapixel
Effective Pixels	24.35 Megapixel	25.73 Megapixel
Low Pass Filter
Native ISO Range	100 - 51,200	100 - 1,600,000
Sensor Shift High Resolution Mode

Photo	Pentax K-3 Mark II	Pentax K-3 Mark III
Processor	PRIME III	PRIME V
Max Image Resolution	6016 x 4000	6192 x 4128
Other Resolutions	4608 x 3072, 3072 x 2048, 1920 x 1080
Image Aspect Ratios	3:2	3:2
Image File Format		DNG, JPEG, RAW
JPEG Quality Levels	Best, better, good	Best, better, good
Bit Depth	14-Bit	14-Bit
Color Space	sRGB, Adobe RGB	sRGB, Adobe RGB
Timelapse Recording
White Balance		Presets: Auto, CTE, Cloudy, Color Temperature, Daylight, Fluorescent (Cool White), Fluorescent (Day White), Fluorescent (Daylight), Fluorescent (Warm White), Manual, Multi Auto WB, Shade, Tungsten

Focus	Pentax K-3 Mark II	Pentax K-3 Mark III
Autofocus Modes	Multi-area Center Selective single-point Tracking Single Continuous Face Detection Live View	Multi-area Center Selective single-point Tracking Single Continuous Touch Face Detection Live View
Lens Servo	Continuous-Servo AF, Manual Focus, Single-Servo AF	Continuous-Servo AF, Manual Focus, Single-Servo AF
AF Detection Range		-4 to +18 EV
Number of Focus Points	27	101
Number of Cross-type Focus Points	25	25
Touch-to-Focus
Live View Autofocus
Animal Eye Detection
Vehicle Tracking Mode
Insect Tracking Mode
Contrast Detection for Autofocus
Phase Detection for Autofocus
Focusing Screen	Natural-Bright-Matte III focusing screen	Natural-Bright-Matte III focusing screen

Optics	Pentax K-3 Mark II	Pentax K-3 Mark III
Lens Mount	Pentax KAF2	Pentax KAF2
Crop Factor	1.5x	1.5x
Image Stabilization	Sensor Shift	Sensor Shift
Image Stabilization Compensation	4.5 stops	5.5 stops
Digital Image Stabilization

Screen	Pentax K-3 Mark II	Pentax K-3 Mark III
Screen Type	Fixed	Fixed
Screen Technology	TFT LCD	TFT LCD
Touch Screen
Screen Size	3.2"	3.2"
Screen Resolution	1,037k dot	1,620k dot
Top LCD Screen
Live View
Live Composition

Viewfinder	Pentax K-3 Mark II	Pentax K-3 Mark III
Viewfinder	Optical (pentaprism)	Optical (pentaprism)
Viewfinder Coverage	100%	100%
Viewfinder Magnification	0.95x	1.05x
Viewfinder Magnification (35mm equivalent)	0.63x	0.70x
Viewfinder Eyepoint		20.5 mm
Diopter Adjustment	-2.5 to +1.5	-4 to +1

Shutter	Pentax K-3 Mark II	Pentax K-3 Mark III
Shutter Type		Electronic
Min Shutter Speed	30 sec	30 sec
Max Shutter Speed (Mechanical or 1st Curtain)	1/8000 sec	1/8000 sec
Max Continuous Shooting	8.3 fps	12.0 fps
Continuous Shooting Resolution/fps/buffer	Max. approx. 12 fps, JPEG ( L: at Continuous H): up to approx. 37 frames, RAW: up to approx. 32 frames, RAW+: up to approx. 30 frames Max. approx. 7.0 fps, JPEG (L: at Continuous M): up to approx. 60 frames, RAW: up to approx. 37 frames, RAW+: up to approx. 33 frames Max. approx. 2.5 fps, JPEG ( L: at Continuous L): up to approx. 90 frames, RAW: up to approx. 39 frames, RAW+: up to approx. 37 frames	Mechanical Shutter Up to 12 fps at 25.7 MP for up to 37 Frames (JPEG) / 32 Frames (Raw) Mechanical Shutter Up to 7 fps at 25.7 MP for up to 60 Frames (JPEG) / 37 Frames (Raw) Mechanical Shutter Up to 2.5 fps at 25.7 MP for up to 90 Frames (JPEG) / 39 Frames (Raw)

Flash	Pentax K-3 Mark II	Pentax K-3 Mark III
Built-in Flash
Flash Modes	Auto Flash Discharge Auto Flash + Red-eye Reduction Flash On Flash On + Red-eye Reduction Slow-speed Sync Slow-speed Sync + Red-eye P-TTL Trailing Curtain Sync Contrast-control-sync High-speed sync Wireless sync (available with dedicated external flash)	Auto Auto + Red-eye Reduction Flash On Flash On + Red-eye Reduction Slow- speed Sync Slow-speed Sync + Red-eye P-TTL Contrast-control-sync High-speed sync Wireless sync
Max Flash Sync Speed	1/180 sec	1/200 sec
Flash Compensation		-2 to +1 EV (1/3, 1/2 EV Steps)
External Flash Connectivity
External Flash System		P-TTL
External Flash Connection	Hot Shoe, PC Terminal	Hot Shoe, PC Terminal

Exposure	Pentax K-3 Mark II	Pentax K-3 Mark III
Exposure Metering Modes	Multi Center-weighted Spot	Multi Center-weighted Highlight-weighted Spot
Exposure Modes		Aperture Priority, Auto, Manual, Program, Sensitivity Priority, Shutter Priority
Metering Range	-3 to +20 EV	-3 to +20 EV
Exposure Compensation	±5 EV (1/3 EV, 1/2 EV increments)	±5 EV (1/3 EV, 1/2 EV increments)
Exposure Bracketing	±2 EV (2, 3, 5 shots at 1/3 EV, 1/2 EV increments)	±5 EV (2, 3, 5 shots at 1/3 EV, 1/2 EV increments)
Exposure Lock	Button type (timer type: two times the meter operating time set in Custom Setting); Continuous as long as the shutter button is halfway pressed	Button type (timer type: two times the meter operating time set in Custom Setting); Continuous as long as the shutter button is halfway pressed

DXO	Pentax K-3 Mark II	Pentax K-3 Mark III
DxO Low Light ISO	1106
DxO Color Depth	23.6
DxO Dynamic Range	13.6
DxO Overall Score	80

Video	Pentax K-3 Mark II	Pentax K-3 Mark III
Internal Recording Modes		H.264/MOV 4K UHD: 3840 x 2160 @ 23.98/29.97 fps Full HD: 1920 x 1080p @ 23.98/29.97/59.94 fps
Interval Recording
Video Formats	MPEG-4, H.264	MPEG-4, H.264
Max Video Resolution	1920 x 1080	3840 x 2160
Unlimited Video Recording
Recording Limit	25 min	25 min

Terminals	Pentax K-3 Mark II	Pentax K-3 Mark III
Audio I/O		1 x 1/8" / 3.5 mm TRS Stereo Headphone Output 1 x 1/8" / 3.5 mm TRS Stereo Microphone Input
Power I/O		1 x USB-C Input/Output
Other I/O		1 x USB-C (USB 3.2 / 3.1 Gen 1) Data Input/Output (Shared with Power Input) 1 x 2.5 mm Sub-Mini Control Input 1 x PC Sync Socket Output
USB Speed	USB 3.2 Gen 1x1 (5 GBit/sec)	USB 3.2 Gen 1x1 (5 GBit/sec)
HDMI Output	Mini	Micro
Speaker	Mono	Mono
Built-in Microphone	Mono	Stereo
Microphone Input
Headphone Output
Flash Sync Port

Connectivity	Pentax K-3 Mark II	Pentax K-3 Mark III
Built-in GPS
Built-In Wi-Fi	Optional
Wi-Fi Version		802.11b/g/n, 2.4 GHz
Built-In Bluetooth
Remote Control	optional, wired or wireless	via wireless

Environmental	Pentax K-3 Mark II	Pentax K-3 Mark III
Environmental Sealing
Operating Temperature		14 to 104°F / -10 to 40°C
Operating Humidity		0 to 85%

Physical	Pentax K-3 Mark II	Pentax K-3 Mark III
Dimensions	131 x 100 x 77 mm (5.16 x 3.94 x 3.03")	135 x 104 x 74 mm (5.31 x 4.09 x 2.91")
Weight (inc. batteries)	800 g (1.76 lb / 28.22 oz)	820 g (1.81 lb / 28.92 oz)
Box Dimensions (LxWxH)	8.1 x 6.4 x 5.1"	8.3 x 6.5 x 5.1"
Package Weight	3.25 lb	3.035 lb

Power and Storage	Pentax K-3 Mark II	Pentax K-3 Mark III
Battery Pack	D-LI90	D-LI90
Battery Life	720 shots	800 shots
USB Charging
Internal Storage
External Storage	Dual Slot: SD/SDHC/SDXC (UHS-I)	Slot 1: SD/SDHC/SDXC (UHS-II) Slot 2: SD/SDHC/SDXC (UHS-I)

Other	Pentax K-3 Mark II	Pentax K-3 Mark III
Self Timer	2 or 12 seconds
Astro Tracer feature for Astrophotography
Orientation Sensor
Tripod Mounting Thread		1 x 1/4"-20 Female (Bottom)
Accessory Mount		1 x Hot Shoe Mount
Material of Construction		Magnesium Alloy
Electronic Level Gauge

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