Product comparison · 2 security cameras

Dahua Technology Eco-savvy 3.0 HDW4231EMP-ASE Dome IP security camera Indoor & outdoor vs Dahua Technology WizMind IPC-HFW7442H-Z4-S2 Bullet IP security camera Indoor & outdoor

78specifications compared
40differ
38identical
55known for one product only

Key differences

The Dahua Technology WizMind IPC-HFW7442H-Z4-S2 Bullet IP security camera Indoor & outdoor has 0.001 lx more minimum illumination than the Dahua Technology Eco-savvy 3.0 HDW4231EMP-ASE Dome IP security camera Indoor & outdoor (0.001 lx vs 0 lx). The Dahua Technology Eco-savvy 3.0 HDW4231EMP-ASE Dome IP security camera Indoor & outdoor has 90° more angle of rotation than the Dahua Technology WizMind IPC-HFW7442H-Z4-S2 Bullet IP security camera Indoor & outdoor (360° vs 270°). The Dahua Technology Eco-savvy 3.0 HDW4231EMP-ASE Dome IP security camera Indoor & outdoor has 0.2 m more closest focusing distance than the Dahua Technology WizMind IPC-HFW7442H-Z4-S2 Bullet IP security camera Indoor & outdoor (1.2 m vs 1 m). Form factor: Dome on the Dahua Technology Eco-savvy 3.0 HDW4231EMP-ASE Dome IP security camera Indoor & outdoor, Bullet on the Dahua Technology WizMind IPC-HFW7442H-Z4-S2 Bullet IP security camera Indoor & outdoor. Mounting type: Ceiling/wall on the Dahua Technology Eco-savvy 3.0 HDW4231EMP-ASE Dome IP security camera Indoor & outdoor, Ceiling on the Dahua Technology WizMind IPC-HFW7442H-Z4-S2 Bullet IP security camera Indoor & outdoor.

Form factor
- Eco-savvy 3.0 HDW4231EMP-ASE Dome IP security camera Indoor & outdoor:Dome
- WizMind IPC-HFW7442H-Z4-S2 Bullet IP security camera Indoor & outdoor:Bullet
Mounting type
- Eco-savvy 3.0 HDW4231EMP-ASE Dome IP security camera Indoor & outdoor:Ceiling/wall
- WizMind IPC-HFW7442H-Z4-S2 Bullet IP security camera Indoor & outdoor:Ceiling
Product colour
- Eco-savvy 3.0 HDW4231EMP-ASE Dome IP security camera Indoor & outdoor:White
- WizMind IPC-HFW7442H-Z4-S2 Bullet IP security camera Indoor & outdoor:Black, White
Housing material
- Eco-savvy 3.0 HDW4231EMP-ASE Dome IP security camera Indoor & outdoor:Metal
- WizMind IPC-HFW7442H-Z4-S2 Bullet IP security camera Indoor & outdoor:Metal, Plastic
Minimum illumination
- Eco-savvy 3.0 HDW4231EMP-ASE Dome IP security camera Indoor & outdoor:0 lx
- WizMind IPC-HFW7442H-Z4-S2 Bullet IP security camera Indoor & outdoor:0.001 lx
Angle of rotation
- Eco-savvy 3.0 HDW4231EMP-ASE Dome IP security camera Indoor & outdoor:360°
- WizMind IPC-HFW7442H-Z4-S2 Bullet IP security camera Indoor & outdoor:270°
Lens viewing angle, horizontal
- Eco-savvy 3.0 HDW4231EMP-ASE Dome IP security camera Indoor & outdoor:87°
- WizMind IPC-HFW7442H-Z4-S2 Bullet IP security camera Indoor & outdoor:41 - 15°
Lens viewing angle, vertical
- Eco-savvy 3.0 HDW4231EMP-ASE Dome IP security camera Indoor & outdoor:48°
- WizMind IPC-HFW7442H-Z4-S2 Bullet IP security camera Indoor & outdoor:22 - 9°

Side by side

Differences highlightedShow differences only

Comparison of HDW4231EMP-ASE, IPC-HFW7442H-Z4-S2
133 specifications	A Dahua Technology Eco-savvy 3.0 HDW4231EMP-ASE Dome IP security camera Indoor & outdoor Model HDW4231EMP-ASE View product	B Dahua Technology WizMind IPC-HFW7442H-Z4-S2 Bullet IP security camera Indoor & outdoor Model IPC-HFW7442H-Z4-S2 View product
Performance1 differ
Type	IP security camera	IP security camera
Placement supported	Indoor & outdoor	Indoor & outdoor
Connectivity technology	Wired	Wired
People counting functionKnown for one	Unknown — not stated by the source	Yes
Wide Dynamic Range (WDR)	Yes	Yes
Day/night mode	Yes	Yes
CertificationDiffers	CE (EN 60950:2000) UL:UL60950-1 FCC: FCC Part 15 Subpart B	EN 62368-1, FCC, UL62368-1 & CAN/CSA C22.2
PTZ controlKnown for one	Yes	Unknown — not stated by the source
Design5 differ
Form factorDiffers	Dome	Bullet
Mounting typeDiffers	Ceiling/wall	Ceiling
Product colourDiffers	White	Black, White
Housing materialDiffers	Metal	Metal, Plastic
Protection featuresDiffers	Temperature proof, Waterproof	Corrosion resistant
International Protection (IP) code	IP67	IP67
IK codeKnown for one	Unknown — not stated by the source	IK10
Camera5 differ
Minimum illuminationDiffers	0 lx	0.001 lx
Angle of rotationDiffers	360°	270°
Lens viewing angle, horizontalDiffers	87°	41 - 15°
Lens viewing angle, verticalDiffers	48°	22 - 9°
Lens viewing angle, diagonalKnown for one	Unknown — not stated by the source	48 - 18°
White balanceDiffers	Auto, Manual, Natural, Outdoor	Auto, Custom modes, Manual, Natural, Outdoor, Street lamp
Camera shutter type	Electronic	Electronic
Camera shutter speed	1/3 - 1/100000 s	1/3 - 1/100000 s
Adjustment shutter speed	Auto/Manual	Auto/Manual
Tilt angle rangeKnown for one	0 - 78°	Unknown — not stated by the source
Pan rangeKnown for one	0 - 360°	Unknown — not stated by the source
Image sensor1 differ
Sensor type	CMOS	CMOS
Number of sensorsKnown for one	Unknown — not stated by the source	1
Optical sensor sizeDiffers	25.4 / 2.8 mm (1 / 2.8")	25.4 / 1.8 mm (1 / 1.8")
Progressive scan	Yes	Yes
Number of effective pixels (H x V)Known for one	Unknown — not stated by the source	2688 x 1520 pixels
Lens system1 differ
Number of lensesKnown for one	Unknown — not stated by the source	1
Focal length rangeKnown for one	Unknown — not stated by the source	8 - 32 mm
Maximum aperture number	1.6	1.6
Closest focusing distanceDiffers	1.2 m	1 m
Detect distance (tele)Known for one	Unknown — not stated by the source	406.9 m
Detect distance (wide)Known for one	Unknown — not stated by the source	160 m
Identify distance (tele)Known for one	Unknown — not stated by the source	40.7 m
Identify distance (wide)Known for one	Unknown — not stated by the source	16 m
Observe distance (tele)Known for one	Unknown — not stated by the source	162.8 m
Observe distance (wide)Known for one	Unknown — not stated by the source	64 m
Recognize distance (tele)Known for one	Unknown — not stated by the source	81.4 m
Recognize distance (wide)Known for one	Unknown — not stated by the source	32 m
Zoom capabilityKnown for one	Yes	Unknown — not stated by the source
Digital zoomKnown for one	16x	Unknown — not stated by the source
Detect distanceKnown for one	55 m	Unknown — not stated by the source
Observe distanceKnown for one	22 m	Unknown — not stated by the source
Recognize distanceKnown for one	11 m	Unknown — not stated by the source
Fixed focusKnown for one	Yes	Unknown — not stated by the source
Identify distanceKnown for one	6 m	Unknown — not stated by the source
Fixed focal lengthKnown for one	3.6 mm	Unknown — not stated by the source
Night vision2 differ
Night vision	Yes	Yes
Night vision distanceDiffers	50 m	120 m
LED type	IR	IR
Number of illumination LEDsDiffers	1	4
Video7 differ
Maximum resolutionDiffers	1920 x 1080 pixels	2688 x 1520 pixels
Total megapixelsDiffers	2 MP	4 MP
Video compression formatsDiffers	H.264, H.264+, H.265, H.265+	H.264, H.264H, H.265, M-JPEG
Supported graphics resolutionsDiffers	352 x 240, 352 x 288, 640 x 480 (VGA), 704 x 480, 704 x 576, 1280 x 720 (HD 720), 1280 x 960, 1920 x 1080 (HD 1080)	352 x 240, 352 x 288, 640 x 480 (VGA), 704 x 480, 704 x 576, 1280 x 720 (HD 720), 1280 x 960, 1920 x 1080 (HD 1080), 2304 x 1296, 2688 x 1520
Supported video modesDiffers	720p, 1080p	240p, 480p, 576p, 720p, 1080p, 1520p
Frame rate	60 fps	60 fps
Video streaming	Yes	Yes
Noise reduction	Yes	Yes
Noise reduction technologyDiffers	Ultra 3D noise reduction	3D noise reduction
Image stabilizerKnown for one	Unknown — not stated by the source	Yes
Gain control type	Auto/Manual	Auto/Manual
Back Light Compensation (BLC)	Yes	Yes
Bit rateDiffers	H.264: 24K ~ 10240Kbps, H.265: 14K ~ 9984Kbps	32 kbps - 16384 kbps
Bit rate control	Constant Bit Rate (CBR)/Variable Bit Rate (VBR)	Constant Bit Rate (CBR)/Variable Bit Rate (VBR)
Highlight Compensation (HLC)	Yes	Yes
Privacy masking	Yes	Yes
Region of Interest (ROI) encoding	Yes	Yes
Smart IR	Yes	Yes
Analog signal format systemKnown for one	PAL	Unknown — not stated by the source
3D NR (Noise Reduction)Known for one	Yes	Unknown — not stated by the source
Flip & mirrorKnown for one	Yes	Unknown — not stated by the source
Full HDKnown for one	Yes	Unknown — not stated by the source
Audio1 differ
Audio input channelsKnown for one	Unknown — not stated by the source	1.0 channels
Audio output channelsKnown for one	Unknown — not stated by the source	1.0 channels
Signal-to-Noise Ratio (SNR)Differs	50 dB	56 dB
Voice codecsKnown for one	Unknown — not stated by the source	G.711Mu, G.711a, G.723, G.726
Audio codecsKnown for one	G.711a/ G.711Mu/ AAC/ G.726	Unknown — not stated by the source
Built-in microphoneKnown for one	Yes	Unknown — not stated by the source
Network4 differ
Ethernet LAN	Yes	Yes
Wi-Fi	No	No
Bluetooth	No	No
Ethernet interface typeDiffers	Fast Ethernet	Gigabit Ethernet
Networking standardsDiffers	IEEE 802.3af	IEEE 802.1x, IEEE 802.3at
Supported network protocolsDiffers	HTTP; HTTPs; TCP; ARP; RTSP; RTP; UDP; SMTP; FTP; DHCP; DNS; DDNS; PPPOE; IPv4/v6; QoS; UPnP;NTP; Bonjour; 802.1x; Multicast; ICMP; IGMP; SNMP	IPv4, IPv6, HTTP, TCP, UDP, ARP, RTP, RTSP, RTCP, RTMP, SMTP, FTP, SFTP, DHCP, DNS, DDNS, UPnP, NTP, ICMP, IGMP, NFS, SAMBA, PPPoE, SNMP
Number of users	20 user(s)	20 user(s)
Quality of Service (QoS) support	Yes	Yes
Streaming methodDiffers	Multicast, Unicast	Multicast
Cabling technologyKnown for one	10/100Base-T(X)	Unknown — not stated by the source
Storage3 differ
Built-in HDD	No	No
Card reader integrated	Yes	Yes
Compatible memory cards	MicroSD (TransFlash)	MicroSD (TransFlash)
Maximum memory card sizeDiffers	128 GB	256 GB
Internal memoryDiffers	256 MB	2000 MB
ROM capacityDiffers	32 MB	4000 MB
Ports & interfacesidentical
Ethernet LAN (RJ-45) ports	1	1
RS-485 portsKnown for one	Unknown — not stated by the source	1
InterfaceKnown for one	RJ-45	Unknown — not stated by the source
Security1 differ
Alarm input channelsKnown for one	Unknown — not stated by the source	3
Alarm output channelsKnown for one	Unknown — not stated by the source	2
Intelligent Video Surveillance (IVS) system featuresDiffers	Abandoned object, Face detection, Intrusion, Missing object, Tripwire	Abandoned object, Face detection, Intrusion, Missing object, People counting, Tripwire
Mirror	Yes	Yes
Video motion detectionKnown for one	Unknown — not stated by the source	Yes
Motion sensorKnown for one	Yes	Unknown — not stated by the source
Management features1 differ
Web browser	Yes	Yes
Management softwareDiffers	Smart PSS, DSS, Easy4ip	Smart PSS, DSS, DMSS
Power2 differ
Power source typeDiffers	PoE	AC, DC, PoE
AC input voltageKnown for one	Unknown — not stated by the source	24 V
Power consumption (typical)Differs	5.5 W	5.11 W
Power consumption (max)Known for one	Unknown — not stated by the source	16.8 W
Power consumption (Power over Ethernet (PoE))Known for one	Unknown — not stated by the source	7.62 W
DC output voltage	12	12
Power over Ethernet (PoE)Known for one	Yes	Unknown — not stated by the source
Operational conditions3 differ
Operating temperature (T-T)Differs	-30 - 60 °C	-40 - 65 °C
Storage temperature (T-T)Differs	-30 - 60 °C	-40 - 65 °C
Operating relative humidity (H-H)Differs	0 - 95%	0 - 65%
Storage relative humidity (H-H)Known for one	0 - 95%	Unknown — not stated by the source
System requirementsidentical
Mobile operating systems supported	Android, iOS	Android, iOS
Weight & dimensions2 differ
WidthKnown for one	Unknown — not stated by the source	108.5 mm
HeightDiffers	93.7 mm	92.9 mm
LengthKnown for one	Unknown — not stated by the source	340.1 mm
WeightDiffers	470 g	1.54 kg
DiameterKnown for one	10.6 cm	Unknown — not stated by the source
Packaging data1 differ
Package weightDiffers	650 g	2.44 kg
Packaging contentidentical
Number of cameras	1	1
Other featuresidentical
Browser supportedKnown for one	IE, Chrome, Firefox, Safari	Unknown — not stated by the source
IR controlKnown for one	Auto, Manual	Unknown — not stated by the source
Technical detailsidentical
Lens mount interfaceKnown for one	Board mount	Unknown — not stated by the source
Number of video streamsKnown for one	3	Unknown — not stated by the source

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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