Sony Alpha 7 IV vs Panasonic Lumix DMC-ZS20

General	Sony Alpha 7 IV	Panasonic Lumix DMC-ZS20
Brand	Sony	Panasonic
Model	Alpha 7 IV	Lumix DMC-ZS20
Predecessor Model	Sony Alpha 7 III	Panasonic Lumix DMC-ZS15
Successor Model		Panasonic Lumix DMC-ZS25
MSRP	$2499, €2,800, £2,400 (body only)
Camera Type	Interchangeable Lens	Point & Shoot
Body Type	Mirrorless	Standard Compact
Video Capture

Sensor	Sony Alpha 7 IV	Panasonic Lumix DMC-ZS20
Sensor Type	BSI-CMOS	CMOS
Sensor Size	Full Frame	1/2.33-inch
Sensor Dimensions	35.9 x 23.8 mm	6.08 x 4.56 mm
Total Pixels	34.1 Megapixel	15.3 Megapixel
Effective Pixels	33.0 Megapixel	14.1 Megapixel
Low Pass Filter
Native ISO Range	100 - 51,200	100 - 6,400
Boosted ISO Range	50 - 204,800

Photo	Sony Alpha 7 IV	Panasonic Lumix DMC-ZS20
Processor	BIONZ XR
Max Image Resolution	7008 x 4672	4320 x 3240
Other Resolutions		4320 x 3240, 4320 x 2880, 4320 x 2432, 3648 x 2736, 3648 x 2432, 3648 x 2056, 3232 x 3232,3072 x 2048, 3072 x 2304, 3072 x 1728, 2736 x 2736, 2560 x 1920, 2560 x 1712, 2560 x 1440, 2304 x 2304, 2048 x 1536, 2048 x 1360, 1920 x 1920, 1920 x 1080, 1536 x 1536, 640 x 480, 640 x 424, 640 x 360, 480 x 480
Image Aspect Ratios	1:1, 4:3, 3:2, 16:9	1:1, 4:3, 3:2, 16:9
Image File Format	HEIF, JPEG, RAW
JPEG Quality Levels	Extra fine, fine, normal	Fine, Standard
Bit Depth	14-Bit
Timelapse Recording
White Balance	Presets: Auto, Cloudy, Color Temperature, Color Temperature Filter, Custom, Daylight, Flash, Fluorescent (Cool White), Fluorescent (Day White), Fluorescent (Daylight), Fluorescent (Warm White), Incandescent, Shade, Underwater
WB Bracketing

Focus	Sony Alpha 7 IV	Panasonic Lumix DMC-ZS20
Focusing System	Fast Hybrid AF (Phase-detection / Contrast-detection)
Autofocus Modes	Multi-area Center Selective single-point Tracking Single Continuous Touch Face Detection Live View	Multi-area Center Tracking Continuous Touch Live View
Lens Servo	Continuous-Servo AF, Direct Manual Focus, Manual Focus, Single-Servo AF
AF Detection Range	-4 to +20 EV
Number of Focus Points	759	23
Number of Cross-type Focus Points		0
Touch-to-Focus
Live View Autofocus
Animal Eye Detection
Vehicle Tracking Mode
Insect Tracking Mode
Contrast Detection for Autofocus
Phase Detection for Autofocus

Optics	Sony Alpha 7 IV	Panasonic Lumix DMC-ZS20
Lens Mount	Sony E
Crop Factor	1x
35mm Equivalent Focal Length Range		24 - 480 mm
Optical Zoom		20x
Maximum Aperture		f/3.3 - 6.4
Min Normal Focus Distance		50 cm
Min Macro Focus Distance		3 cm
Image Stabilization	5-Axis Sensor Shift
Image Stabilization Compensation	5.5 stops
Digital Image Stabilization
Lens Breathing Correction
Gyroscopic Stabilization

Screen	Sony Alpha 7 IV	Panasonic Lumix DMC-ZS20
Screen Type	Fully Articulated	Fixed
Screen Technology	TFT LCD
Touch Screen
Selfie & Vlogger Friendly LCD Screen
Screen Size	3.0"	3.0"
Screen Resolution	1,440k dot	460k dot
Top LCD Screen
Live View
Live Composition

Viewfinder	Sony Alpha 7 IV	Panasonic Lumix DMC-ZS20
Viewfinder	Electronic (OLED)
Viewfinder Size	0.5"
Viewfinder Coverage	100%	100%
Viewfinder Magnification	0.78x
Viewfinder Magnification (35mm equivalent)	0.78x
Viewfinder Resolution	3,680k dot
Viewfinder Eyepoint	23 mm
Diopter Adjustment	-4 to +3

Shutter	Sony Alpha 7 IV	Panasonic Lumix DMC-ZS20
Shutter Type	Electronic, Mechanical Focal Plane
Min Shutter Speed	30 sec	15 sec
Max Shutter Speed (Mechanical or 1st Curtain)	1/8000 sec	1/2000 sec
Max Continuous Shooting	10.0 fps	10.0 fps
Anti-dust Shutter
Continuous Shooting Resolution/fps/buffer	Up to 10 fps at 33 MP for up to 828 Frames (Raw) / Unlimited Frames (JPEG)

Flash	Sony Alpha 7 IV	Panasonic Lumix DMC-ZS20
Built-in Flash
Flash Modes		Auto On Off Red-eye Slow Syncro
Flash Range		6.40 m
Max Flash Sync Speed	1/200 sec
Flash Compensation	-3 to +3 EV (1/3, 1/2 EV Steps)
External Flash Connectivity
External Flash System	TTL
External Flash Connection	Intelligent Hot Shoe

Exposure	Sony Alpha 7 IV	Panasonic Lumix DMC-ZS20
Exposure Metering Modes	Multi Center-weighted Highlight-weighted Average Spot	Multi Center-weighted Spot
Exposure Modes	Aperture Priority, Manual, Program, Shutter Priority
Metering Range	-3 to +20 EV
Exposure Compensation	±5 EV (1/3 EV, 1/2 EV increments)	±2 (at 1/3 EV increments)
Exposure Bracketing	±5 EV (3, 5 shots at 1/3 EV, 1/2 EV, 2/3 EV, 1 EV increments)	±1 (3 frames at 1/3 EV, 1 EV increments)

DXO	Sony Alpha 7 IV	Panasonic Lumix DMC-ZS20
DxO Low Light ISO	3379
DxO Color Depth	25.4
DxO Dynamic Range	14.7
DxO Overall Score	97

Video	Sony Alpha 7 IV	Panasonic Lumix DMC-ZS20
Internal Recording Modes	H.265/XAVC HS 4:2:2 10-Bit 4K UHD: 3840 x 2160 @ 23.98/50/59.94 fps [50 to 200 Mbps] H.265/XAVC HS 4:2:0 10-Bit 4K UHD: 3840 x 2160 @ 23.98/50/59.94 fps [30 to 150 Mbps] H.264/XAVC S-I 4:2:2 10-Bit 4K UHD: 3840 x 2160 @ 23.98/25/29.97/50/59.94 fps [240 to 600 Mbps] Full HD: 1920 x 1080p @ 23.98/25/29.97/50/59.94 fps [89 to 222 Mbps] XAVC S 4:2:2 10-Bit 4K UHD: 3840 x 2160 @ 23.98/25/29.97/50/59.94 fps [100 to 200 Mbps] Full HD: 1920 x 1080p @ 23.98/25/29.97/50/59.94 fps [50 Mbps] XAVC S 4:2:0 8-Bit 4K UHD: 3840 x 2160 @ 23.98/25/29.97/50/59.94 fps [60 to 150 Mbps] Full HD: 1920 x 1080p @ 23.98/25/29.97/50/59.94/100 fps [16 to 100 Mbps]
Interval Recording
Video Formats	MPEG-4, XAVC S, XAVC HS, XAVC S-I, H.264, H.265	MPEG-4, AVCHD
Max Video Resolution	3840 x 2160	1920 x 1080
10-bit 4:2:2 Color
External Recording Modes	4:2:2 10-Bit via HDMI UHD 4K (3840 x 2160) @ 23.98/25/29.97/50/59.94 fps 1920 x 1080p @ 23.98/50/59.94 fps 1920 x 1080i @ 50/59.94 fps 4:2:0 8-Bit via HDMI UHD 4K (3840 x 2160) @ 23.98/25/29.97/50/59.94 fps 1920 x 1080p @ 23.98/50/59.94 fps 1920 x 1080i @ 50/59.94 fps
No crop on 4K Videos
Focus Mapping function for Videos
Webcam Functionality
Unlimited Video Recording
Recording Limit	13 hours

Terminals	Sony Alpha 7 IV	Panasonic Lumix DMC-ZS20
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 Sony Multi/Micro-USB Input/Output (Shared with Remote Input) 1 x USB-C (USB 3.2 / 3.1 Gen 2) Input/Output (Shared with Power Input)
USB Speed	USB 3.2 Gen 2x1 (10 GBit/sec)	USB 2.0 (480 Mbit/sec)
HDMI Output	Full Size
Speaker	Mono	Mono
Built-in Microphone	Stereo	Stereo
Microphone Input
Headphone Output
Flash Sync Port

Connectivity	Sony Alpha 7 IV	Panasonic Lumix DMC-ZS20
Built-in GPS
Built-In Wi-Fi
Wi-Fi Version	Wi-Fi 5, 802.11ac/b/g/n, 2.4/5 GHz
Built-In Bluetooth
Mobile App Compatible	*As of October, 2021: Check with manufacturer for the most up-to-date compatibility
Remote Control	wireless or smartphone

Environmental	Sony Alpha 7 IV	Panasonic Lumix DMC-ZS20
Environmental Sealing
Operating Temperature	32 to 104°F / 0 to 40°C

Physical	Sony Alpha 7 IV	Panasonic Lumix DMC-ZS20
Dimensions	131 x 96 x 80 mm (5.16 x 3.78 x 3.15")	105 x 59 x 28 mm (4.13 x 2.32 x 1.1")
Weight (inc. batteries)	659 g (1.45 lb / 23.25 oz)	206 g (0.45 lb / 7.27 oz)
Box Dimensions (LxWxH)	9.6 x 6.9 x 6.4"	5.5 x 6.2 x 1.9"
Package Weight	2.53 lb

Power and Storage	Sony Alpha 7 IV	Panasonic Lumix DMC-ZS20
Battery Pack	NP-FZ100
Battery Life	600 shots	260 shots
USB Charging
Internal Storage		12 MB
External Storage	Slot 1: CFexpress Type A / SD (UHS-II) Slot 2: SD/SDHC/SDXC (UHS-II)	Single Slot: SD/SDHC/SDXC

Other	Sony Alpha 7 IV	Panasonic Lumix DMC-ZS20
Self Timer	2 or 10 sec; continuous 3 or 5 exposures	Yes (2 or 10 sec)
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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