Pentax K-3 Mark III Monochrome vs Pentax K-3

General	Pentax K-3 Mark III Monochrome	Pentax K-3
Brand	Pentax	Pentax
Model	K-3 Mark III Monochrome	K-3
Successor Model		Pentax K-3 Mark II
MSRP	$2199 (body only)	$1299 / £1099 body only, $1699 / £1449 with 18-135 WR lens, $1599 / £1399 for limited edition silver body
Camera Type	Interchangeable Lens	Interchangeable Lens
Body Type	DSLR	DSLR
Video Capture

Sensor	Pentax K-3 Mark III Monochrome	Pentax K-3
Sensor Type	CMOS	CMOS
Sensor Size	APS-C	APS-C
Sensor Dimensions	23.3 x 15.5 mm	23.5 x 15.6 mm
Total Pixels	26.78 Megapixel	24.71 Megapixel
Effective Pixels	25.73 Megapixel	23.35 Megapixel
Low Pass Filter
Native ISO Range	200 - 1,600,000	100 - 51,200
Sensor Shift High Resolution Mode

Photo	Pentax K-3 Mark III Monochrome	Pentax K-3
Processor	PRIME V	PRIME III
Max Image Resolution	6192 x 4128	6016 x 4000
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
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 III Monochrome	Pentax K-3
Autofocus Modes	Multi-area Center Selective single-point Tracking Single Continuous Touch Face Detection Live View	Multi-area Center Selective single-point Tracking Single Continuous 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	-3 to +19 EV
Number of Focus Points	101	27
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

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

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

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

Shutter	Pentax K-3 Mark III Monochrome	Pentax K-3
Shutter Type	Electronic
Min Shutter Speed	30 sec	30 sec
Max Shutter Speed (Mechanical or 1st Curtain)	1/8000 sec	1/8000 sec
Max Shutter Speed (Electronic)	1/16000 sec
Max Continuous Shooting	12.0 fps	8.3 fps
Continuous Shooting Resolution/fps/buffer	Mechanical Shutter Up to 12 fps at 25.7 MP for up to 55 Frames (JPEG) / 32 Frames (Raw) Mechanical Shutter Up to 7 fps at 25.7 MP for up to 100 Frames (JPEG) / 40 Frames (Raw) Mechanical Shutter Up to 2.5 fps at 25.7 MP for up to 100 Frames (JPEG) / 100 Frames (Raw)

Flash	Pentax K-3 Mark III Monochrome	Pentax K-3
Built-in Flash
Flash Modes	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	Auto on off red-eye slow sync slow sync + red-eye trailing curtain sync high speed wireless manual
Flash Range		13.00 m at ISO 100
Max Flash Sync Speed	1/200 sec	1/180 sec
Flash Compensation	-2 to +1 EV
External Flash Connectivity
External Flash System	P-TTL
External Flash Connection	Hot Shoe, PC Terminal	Hot Shoe, PC Terminal, Wireless

Exposure	Pentax K-3 Mark III Monochrome	Pentax K-3
Exposure Metering Modes	Multi Center-weighted Highlight-weighted Spot	Multi Center-weighted Spot
Exposure Modes	Aperture Priority, Auto, Manual, Program, Sensitivity Priority, Shutter Priority
Metering Range	-2 to +21 EV
Exposure Compensation	±5 EV (1/3 EV, 1/2 EV increments)	±5 EV (1/3 EV, 1/2 EV increments)
Exposure Bracketing	±5 EV (2, 3, 5 shots at 1/3 EV, 1/2 EV increments)	±2 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

DXO	Pentax K-3 Mark III Monochrome	Pentax K-3
DxO Low Light ISO		1216
DxO Color Depth		23.7
DxO Dynamic Range		13.4
DxO Overall Score		80

Video	Pentax K-3 Mark III Monochrome	Pentax K-3
Internal Recording Modes	H.264/MOV 4K UHD: 3840 x 2160 @ 24/30.00 fps Full HD: 1920 x 1080p @ 24/30.00/60.00 fps
Interval Recording
Video Formats	MPEG-4, H.264	MPEG-4, H.264
Max Video Resolution	3840 x 2160	1920 x 1080
Unlimited Video Recording
Recording Limit	25 min	25 min

Terminals	Pentax K-3 Mark III Monochrome	Pentax K-3
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	Micro	Mini
Speaker	Mono	Mono
Built-in Microphone	Stereo	Mono
Microphone Input
Headphone Output
Flash Sync Port

Connectivity	Pentax K-3 Mark III Monochrome	Pentax K-3
Built-in GPS
Built-In Wi-Fi		Optional
Wi-Fi Version	802.11b/g/n, 2.4 GHz
Built-In Bluetooth
Mobile App Compatible	*As of April, 2023: Check with manufacturer for the most up-to-date compatibility
Remote Control	via wireless	optional, wired or wireless

Environmental	Pentax K-3 Mark III Monochrome	Pentax K-3
Environmental Sealing
Operating Temperature	22 to 72°F / -10 to 40°C	14 to 104°F / -10 to 40°C
Operating Humidity	0 to 85%

Physical	Pentax K-3 Mark III Monochrome	Pentax K-3
Dimensions	135 x 104 x 74 mm (5.31 x 4.09 x 2.91")	131 x 100 x 77 mm (5.16 x 3.94 x 3.03")
Weight (inc. batteries)	820 g (1.81 lb / 28.92 oz)	800 g (1.76 lb / 28.22 oz)
Box Dimensions (LxWxH)	8.3 x 6.9 x 5.1"	8.3 x 6.4 x 3.7"
Package Weight	3.045 lb	3.1 lb

Power and Storage	Pentax K-3 Mark III Monochrome	Pentax K-3
Battery Pack	D-LI90	D-LI90
Battery Life	800 shots	560 shots
USB Charging
Internal Storage
External Storage	Slot 1: SD/SDHC/SDXC (UHS-II) Slot 2: SD/SDHC/SDXC (UHS-I)	Dual Slot: SD/SDHC/SDXC (UHS-I)

Other	Pentax K-3 Mark III Monochrome	Pentax K-3
Self Timer		2 or 12 seconds
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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