Sony Alpha 3500 vs Pentax K-3 Mark III

General	Sony Alpha 3500	Pentax K-3 Mark III
Brand	Sony	Pentax
Model	Alpha 3500	K-3 Mark III
Predecessor Model	Sony Alpha 3000	Pentax K-3 Mark II
MSRP	AU$499 with 18-50mm lens	$1999 (body only)
Camera Type	Interchangeable Lens	Interchangeable Lens
Body Type	Mirrorless	DSLR
Video Capture

Sensor	Sony Alpha 3500	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	20 Megapixel	26.78 Megapixel
Effective Pixels	20 Megapixel	25.73 Megapixel
Low Pass Filter
Native ISO Range	100 - 16,000	100 - 1,600,000
Sensor Shift High Resolution Mode

Photo	Sony Alpha 3500	Pentax K-3 Mark III
Processor	BIONZ	PRIME V
Max Image Resolution	5456 x 3632	6192 x 4128
Other Resolutions	3872 x 2576, 2736 x 1824
Image Aspect Ratios	3:2, 16:9	3:2
Image File Format		DNG, JPEG, RAW
JPEG Quality Levels	Standard, Fine	Best, better, good
Bit Depth		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	Sony Alpha 3500	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
AF Detection Range		-4 to +18 EV
Number of Focus Points	25	101
Number of Cross-type Focus Points		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	Sony Alpha 3500	Pentax K-3 Mark III
Lens Mount	Sony E	Pentax KAF2
Crop Factor	1.5x	1.5x
Image Stabilization		Sensor Shift
Image Stabilization Compensation		5.5 stops
Digital Image Stabilization

Screen	Sony Alpha 3500	Pentax K-3 Mark III
Screen Type	Fixed	Fixed
Screen Technology	TFT LCD	TFT LCD
Touch Screen
Screen Size	3.0"	3.2"
Screen Resolution	230k dot	1,620k dot
Top LCD Screen
Live View
Live Composition

Viewfinder	Sony Alpha 3500	Pentax K-3 Mark III
Viewfinder	Electronic	Optical (pentaprism)
Viewfinder Coverage	100%	100%
Viewfinder Magnification	0.70x	1.05x
Viewfinder Magnification (35mm equivalent)	0.47x	0.70x
Viewfinder Eyepoint		20.5 mm
Diopter Adjustment		-4 to +1

Shutter	Sony Alpha 3500	Pentax K-3 Mark III
Shutter Type		Electronic
Min Shutter Speed	30 sec	30 sec
Max Shutter Speed (Mechanical or 1st Curtain)	1/4000 sec	1/8000 sec
Max Continuous Shooting	3.5 fps	12.0 fps
Continuous Shooting Resolution/fps/buffer		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	Sony Alpha 3500	Pentax K-3 Mark III
Built-in Flash
Flash Modes	Flash off Auto flash Fill-flash Slow Sync. Rear Sync.	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
Flash Range	4m at ISO100
Max Flash Sync Speed	1/160 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

Exposure	Sony Alpha 3500	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
Exposure Compensation	±3 EV (1/3 EV increments)	±5 EV (1/3 EV, 1/2 EV increments)
Exposure Bracketing	(3 shots at 1/3 EV, 2/3 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

Video	Sony Alpha 3500	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	AVCHD, H.264	MPEG-4, H.264
Max Video Resolution	1920 x 1080	3840 x 2160
Unlimited Video Recording
Recording Limit	30 min	25 min

Terminals	Sony Alpha 3500	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 2.0 (480 Mbit/sec)	USB 3.2 Gen 1x1 (5 GBit/sec)
HDMI Output	Mini	Micro
Speaker	Mono	Mono
Built-in Microphone	Stereo	Stereo
Microphone Input
Headphone Output
Flash Sync Port

Connectivity	Sony Alpha 3500	Pentax K-3 Mark III
Built-in GPS
Built-In Wi-Fi
Wi-Fi Version		802.11b/g/n, 2.4 GHz
Built-In Bluetooth
Remote Control	via optional RM-VPR1	via wireless

Environmental	Sony Alpha 3500	Pentax K-3 Mark III
Environmental Sealing
Operating Temperature		14 to 104°F / -10 to 40°C
Operating Humidity		0 to 85%

Physical	Sony Alpha 3500	Pentax K-3 Mark III
Dimensions	128 x 91 x 85 mm (5.04 x 3.58 x 3.35")	135 x 104 x 74 mm (5.31 x 4.09 x 2.91")
Weight (inc. batteries)	411 g (0.91 lb / 14.50 oz)	820 g (1.81 lb / 28.92 oz)
Box Dimensions (LxWxH)		8.3 x 6.5 x 5.1"
Package Weight		3.035 lb

Power and Storage	Sony Alpha 3500	Pentax K-3 Mark III
Battery Pack	NP-FW50	D-LI90
Battery Life	470 shots	800 shots
USB Charging
Internal Storage
External Storage		Slot 1: SD/SDHC/SDXC (UHS-II) Slot 2: SD/SDHC/SDXC (UHS-I)

Other	Sony Alpha 3500	Pentax K-3 Mark III
Self Timer	2-sec. or 10-sec. delay
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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