Product comparison · 2 security cameras

Dahua Technology Consumer HDBW1020E28 security camera Dome IP security camera vs Imou Bullet 2 4MP

31specifications compared
14differ
17identical
66known for one product only

Key differences

The Imou Bullet 2 4MP has 19° more lens viewing angle, horizontal than the Dahua Technology Consumer HDBW1020E28 security camera Dome IP security camera (104° vs 85°). The Imou Bullet 2 4MP has 3 MP more total megapixels than the Dahua Technology Consumer HDBW1020E28 security camera Dome IP security camera (4 MP vs 1 MP). The Imou Bullet 2 4MP has 1.2 W more power consumption (typical) than the Dahua Technology Consumer HDBW1020E28 security camera Dome IP security camera (7 W vs 5.8 W). Only the Imou Bullet 2 4MP has Wi-Fi. Connectivity technology: Wired on the Dahua Technology Consumer HDBW1020E28 security camera Dome IP security camera, Wired & Wireless on the Imou Bullet 2 4MP.

Connectivity technology
- Consumer HDBW1020E28 security camera Dome IP security camera:Wired
- Bullet 2 4MP:Wired & Wireless
Form factor
- Consumer HDBW1020E28 security camera Dome IP security camera:Dome
- Bullet 2 4MP:Bullet
Mounting type
- Consumer HDBW1020E28 security camera Dome IP security camera:Ceiling
- Bullet 2 4MP:Ceiling/wall
Lens viewing angle, horizontal
- Consumer HDBW1020E28 security camera Dome IP security camera:85°
- Bullet 2 4MP:104°
Optical sensor size
- Consumer HDBW1020E28 security camera Dome IP security camera:25.4 / 4 mm (1 / 4")
- Bullet 2 4MP:25.4 / 2.7 mm (1 / 2.7")
Maximum resolution
- Consumer HDBW1020E28 security camera Dome IP security camera:1280 x 720 pixels
- Bullet 2 4MP:2560 x 1440 pixels
Total megapixels
- Consumer HDBW1020E28 security camera Dome IP security camera:1 MP
- Bullet 2 4MP:4 MP
Video compression formats
- Consumer HDBW1020E28 security camera Dome IP security camera:H.264, H.264+
- Bullet 2 4MP:H.264, H.265

Side by side

Differences highlightedShow differences only

Comparison of HDBW1020E28, Bullet 2 4MP
97 specifications	A Dahua Technology Consumer HDBW1020E28 security camera Dome IP security camera Model HDBW1020E28 View product	B Imou Bullet 2 4MP View product
Performance1 differ
Connectivity technologyDiffers	Wired	Wired & Wireless
Day/night modeKnown for one	Yes	Unknown — not stated by the source
Placement supportedKnown for one	Unknown — not stated by the source	Outdoor
Built-in lightKnown for one	Unknown — not stated by the source	Yes
Antenna typeKnown for one	Unknown — not stated by the source	External
Antennas quantityKnown for one	Unknown — not stated by the source	2
Design2 differ
Form factorDiffers	Dome	Bullet
Mounting typeDiffers	Ceiling	Ceiling/wall
IK codeKnown for one	IK10	Unknown — not stated by the source
Housing materialKnown for one	Unknown — not stated by the source	Metal, Plastic
Protection featuresKnown for one	Unknown — not stated by the source	Dust resistant, Waterproof
WeatherproofKnown for one	Unknown — not stated by the source	Yes
Camera1 differ
Minimum illuminationKnown for one	0 lx	Unknown — not stated by the source
Angle of rotationKnown for one	355°	Unknown — not stated by the source
Lens viewing angle, horizontalDiffers	85°	104°
Tilt angle rangeKnown for one	0 - 65°	Unknown — not stated by the source
Pan rangeKnown for one	0 - 355°	Unknown — not stated by the source
White balanceKnown for one	Auto, Manual, Natural, Outdoor	Unknown — not stated by the source
Camera shutter speedKnown for one	1/3 - 1/100000 s	Unknown — not stated by the source
Lens viewing angle, verticalKnown for one	Unknown — not stated by the source	56°
Lens viewing angle, diagonalKnown for one	Unknown — not stated by the source	124°
Image sensor1 differ
Optical sensor sizeDiffers	25.4 / 4 mm (1 / 4")	25.4 / 2.7 mm (1 / 2.7")
Progressive scanKnown for one	Yes	Unknown — not stated by the source
Lens systemidentical
Fixed focusKnown for one	Yes	Unknown — not stated by the source
Maximum aperture numberKnown for one	2.5	Unknown — not stated by the source
Zoom capabilityKnown for one	Unknown — not stated by the source	Yes
Night visionidentical
LED typeKnown for one	IR	Unknown — not stated by the source
Number of illumination LEDsKnown for one	24	Unknown — not stated by the source
Video3 differ
Maximum resolutionDiffers	1280 x 720 pixels	2560 x 1440 pixels
Total megapixelsDiffers	1 MP	4 MP
Video compression formatsDiffers	H.264, H.264+	H.264, H.265
Supported graphics resolutionsKnown for one	352 x 240, 352 x 288, 704 x 480, 704 x 576, 1280 x 720 (HD 720)	Unknown — not stated by the source
Noise reductionKnown for one	Yes	Unknown — not stated by the source
3D NR (Noise Reduction)Known for one	Yes	Unknown — not stated by the source
Gain control typeKnown for one	Auto/Manual	Unknown — not stated by the source
Automatic gain controlKnown for one	Yes	Unknown — not stated by the source
Back Light Compensation (BLC)Known for one	Yes	Unknown — not stated by the source
Digital Wide Dynamic Range (DWDR)Known for one	Yes	Unknown — not stated by the source
Highlight Compensation (HLC)Known for one	Yes	Unknown — not stated by the source
Network2 differ
Wi-FiDiffers	No	Yes
Ethernet interface typeKnown for one	Fast Ethernet	Unknown — not stated by the source
Supported network protocolsDiffers	HTTP; HTTPS; TCP; ARP; RTSP, RTP, UDP, SMTP, FTP; DHCP, DNS, DDNS, PPPoE; IPv4 / v6; QoS; UPnP, NTP; ICMP; IGMP;	ONVIF
Cabling technologyKnown for one	10/100Base-T(X)	Unknown — not stated by the source
Number of usersKnown for one	20 user(s)	Unknown — not stated by the source
Wi-Fi standardsKnown for one	Unknown — not stated by the source	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Frequency bandKnown for one	Unknown — not stated by the source	2.4 GHz
Storageidentical
Internal memoryKnown for one	256 MB	Unknown — not stated by the source
ROM capacityKnown for one	16 MB	Unknown — not stated by the source
Card reader integratedKnown for one	Unknown — not stated by the source	Yes
Compatible memory cardsKnown for one	Unknown — not stated by the source	MicroSD (TransFlash)
Maximum memory card sizeKnown for one	Unknown — not stated by the source	256 GB
Securityidentical
Motion sensorKnown for one	Yes	Unknown — not stated by the source
Built-in sirenKnown for one	Unknown — not stated by the source	Yes
Siren noise levelKnown for one	Unknown — not stated by the source	110 dB
Alert notification typeKnown for one	Unknown — not stated by the source	Text alert message
Video motion detectionKnown for one	Unknown — not stated by the source	Yes
Power2 differ
Power source typeDiffers	PoE	DC
Power consumption (typical)Differs	5.8 W	7 W
Power over Ethernet (PoE)Known for one	Yes	Unknown — not stated by the source
DC output voltageKnown for one	Unknown — not stated by the source	12
DC output currentKnown for one	Unknown — not stated by the source	1 A
Operational conditionsidentical
Storage temperature (T-T)Known for one	-30 - 60 °C	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	0 - 95%	Unknown — not stated by the source
Weight & dimensions2 differ
HeightDiffers	81 mm	74.2 mm
DiameterKnown for one	11 cm	Unknown — not stated by the source
WeightDiffers	340 g	357 g
WidthKnown for one	Unknown — not stated by the source	74.2 mm
DepthKnown for one	Unknown — not stated by the source	147.7 mm
Packaging dataidentical
Package weightKnown for one	470 g	Unknown — not stated by the source
Packaging contentidentical
Screws includedKnown for one	Unknown — not stated by the source	Yes
ManualKnown for one	Unknown — not stated by the source	Yes
AC adapter includedKnown for one	Unknown — not stated by the source	Yes
Waterproof connectorKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
IR controlKnown for one	Auto, Manual	Unknown — not stated by the source
Audioidentical
Built-in speaker(s)Known for one	Unknown — not stated by the source	Yes
Audio systemKnown for one	Unknown — not stated by the source	2-way
Built-in microphoneKnown for one	Unknown — not stated by the source	Yes
Management featuresidentical
Reset buttonKnown for one	Unknown — not stated by the source	Yes
Sustainabilityidentical
Compliance certificatesKnown for one	Unknown — not stated by the source	CE
Logistics dataidentical
Harmonized System (HS) codeKnown for one	Unknown — not stated by the source	85258900

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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