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Product comparison · 2 security cameras

Dahua Technology Lite IPC-HDW2231T-AS-0280B-S2 security camera Dome IP security camera Indoor & outdoor vs Dahua Technology Lite IPC-HFW2421R-ZS-IRE6 Bullet IP security camera Indoor & outdoor

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  • 75specifications compared
  • 35differ
  • 40identical
  • 57known for one product only

Key differences

The Dahua Technology Lite IPC-HDW2231T-AS-0280B-S2 security camera Dome IP security camera Indoor & outdoor has 7° more lens viewing angle, horizontal than the Dahua Technology Lite IPC-HFW2421R-ZS-IRE6 Bullet IP security camera Indoor & outdoor (107° vs 100°). The Dahua Technology Lite IPC-HDW2231T-AS-0280B-S2 security camera Dome IP security camera Indoor & outdoor has 73° more lens viewing angle, diagonal than the Dahua Technology Lite IPC-HFW2421R-ZS-IRE6 Bullet IP security camera Indoor & outdoor (127° vs 54°). The Dahua Technology Lite IPC-HDW2231T-AS-0280B-S2 security camera Dome IP security camera Indoor & outdoor has 0.2 more maximum aperture number than the Dahua Technology Lite IPC-HFW2421R-ZS-IRE6 Bullet IP security camera Indoor & outdoor (1.6 vs 1.4). Only the Dahua Technology Lite IPC-HFW2421R-ZS-IRE6 Bullet IP security camera Indoor & outdoor has night vision. Only the Dahua Technology Lite IPC-HDW2231T-AS-0280B-S2 security camera Dome IP security camera Indoor & outdoor has built-in HDD.

  • Form factor
    • Dome
    • Bullet
  • Mounting type
    • Ceiling/wall
    • Wall
  • Product colour
    • White
    • Black, White
  • Housing material
    • Metal, Plastic
    • Metal
  • Protection features
    • Vandal proof
    • Waterproof
  • Lens viewing angle, horizontal
    • 107°
    • 100°
  • Lens viewing angle, diagonal
    • 127°
    • 54°
  • Tilt angle range
    • 0 - 78°
    • 0 - 90°

Side by side

Differences highlightedShow differences only
132 specifications
A

Dahua Technology

Lite IPC-HDW2231T-AS-0280B-S2 security camera Dome IP security camera Indoor & outdoor

Model IPC-HDW2231T-AS-0280B-S2

View product
B

Dahua Technology

Lite IPC-HFW2421R-ZS-IRE6 Bullet IP security camera Indoor & outdoor

Model IPC-HFW2421R-ZS-IRE6

View product
Performance1 differ
Infrared (IR) cut-off filterKnown for oneYes
Remote viewingKnown for oneYes
Dynamic rangeKnown for one120 dB
CertificationDiffersCE-LVD: EN60950-1 CE-EMC: Electromagnetic Compatibility Directive 2014/30/EU FCC: 47 CFR FCC Part 15, Subpart B UL/CUL: UL60950-1 CAN/CSA C22.2 No.60950-1-07CE (EN 60950:2000) UL:UL60950-1 FCC: FCC Part 15 Subpart B
Design5 differ
Form factorDiffersDomeBullet
Mounting typeDiffersCeiling/wallWall
Product colourDiffersWhiteBlack, White
Housing materialDiffersMetal, PlasticMetal
Protection featuresDiffersVandal proofWaterproof
Camera4 differ
Camera pan controlKnown for oneYes
Camera tilt controlKnown for oneYes
Lens viewing angle, horizontalDiffers107°100°
Lens viewing angle, verticalKnown for one56°
Lens viewing angle, diagonalDiffers127°54°
Tilt angle rangeDiffers0 - 78°0 - 90°
White balanceDiffersAuto, Custom modes, Manual, Natural, OutdoorAuto, Lamp, Manual, Natural, Outdoor
Number of Privacy masking areasKnown for one4
Camera shutter typeKnown for oneElectronic
Adjustment shutter speedKnown for oneAuto/Manual
Image sensor1 differ
Number of sensorsKnown for one1
Optical sensor sizeDiffers25.4 / 2.8 mm (1 / 2.8")25.4 / 3 mm (1 / 3")
Lens system2 differ
Number of lensesKnown for one1
Detect distanceKnown for one43.9 m
Observe distanceKnown for one17.5 m
Recognize distanceKnown for one8.8 m
Fixed focusKnown for oneYes
Identify distanceKnown for one4.4 m
Maximum aperture numberDiffers1.61.4
Closest focusing distanceDiffers0.7 m0.3 m
Fixed focal lengthKnown for one2.8 mm
Zoom capabilityKnown for oneYes
Digital zoomKnown for one16x
Focal length rangeKnown for one2.7 - 12 mm
Auto focusKnown for oneYes
Detect distance (tele)Known for one193 m
Detect distance (wide)Known for one68 m
Identify distance (tele)Known for one19 m
Identify distance (wide)Known for one7 m
Observe distance (tele)Known for one77 m
Observe distance (wide)Known for one27 m
Recognize distance (tele)Known for one39 m
Recognize distance (wide)Known for one14 m
Night vision3 differ
Night visionDiffersNoYes
Night vision distanceDiffers30 m60 m
Number of illumination LEDsDiffers24
Video7 differ
Maximum resolutionDiffers1920 x 1080 pixels2688 x 1520 pixels
Total megapixelsDiffers2 MP4 MP
Video compression formatsDiffersH.264, H.265, M-JPEGH.264, H.264+
Supported graphics resolutionsDiffers352 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, 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 modesDiffers720p, 1080p720p, 1080p, 1520p
Noise reduction technologyDiffers3D noise reductionUltra 3D noise reduction
Bit rateDiffersH.264: 32 Kbps–6144 Kbps; H.265: 12 Kbps–6144 KbpsH264:24K ~ 8192Kbps
Region of Interest (ROI) encodingKnown for oneYes
Analog signal format systemKnown for onePAL
3D NR (Noise Reduction)Known for oneYes
Audio1 differ
Audio formats supportedKnown for oneAAC, G.711 A-law, G.711 μ-law
Audio codecsKnown for oneAAC,G.711,G.711 A-law,G.726
Signal-to-Noise Ratio (SNR)Differs52 dB50 dB
Built-in microphoneKnown for oneYes
Network2 differ
Networking standardsDiffersIEEE 802.1xIEEE 802.3af
Supported network protocolsDiffersIPv4; IPv6; HTTP; TCP; UDP; ARP; RTP; RTSP; RTCP; RTMP; SMTP; FTP; SFTP; DHCP; DNS; DDNS; QoS; UPnP; NTP; Multicast; ICMP; IGMP; NFS; PPPoE; BoujourHTTP;HTTPs;TCP;ARP;RTSP;RTP;UDP;SMTP;FTP; DHCP;DNS;DDNS;PPPOE;IPv4/v6;QoS;UPnP;NTP; Bonjour;802.1x;Multicast;ICMP;IGMP;
Cabling technologyKnown for one10/100Base-T(X)
Streaming methodKnown for oneMulticast, Unicast
Storage4 differ
Built-in HDDDiffersYesNo
Maximum memory card sizeDiffers256 GB128 GB
Internal memoryDiffers128 MB256 MB
ROM capacityDiffers128 MB16 MB
Ports & interfacesidentical
InterfaceKnown for oneRJ-45
Securityidentical
Active tampering alarmKnown for oneYes
Digital watermarkKnown for oneYes
Intelligent Video Surveillance (IVS) system featuresKnown for oneIntrusion, Tripwire
MirrorKnown for oneYes
Privacy protectionKnown for oneYes
Video motion detectionKnown for oneYes
Management featuresidentical
Management softwareKnown for oneSmart PSS, DSS,Easy4ip
Poweridentical
Power consumption (max)Known for one5.5 W
Power consumption (Power over Ethernet (PoE))Known for one6.1 W
Power consumption (typical)Known for one12.95 W
Power over Ethernet (PoE)Known for oneYes
Operational conditions2 differ
Operating temperature (T-T)Differs-40 - 60 °C-30 - 60 °C
Storage temperature (T-T)Differs-40 - 60 °C-30 - 60 °C
Storage relative humidity (H-H)Known for one0 - 95%
Weight & dimensions2 differ
HeightDiffers100.9 mm72 mm
DiameterKnown for one11 cm
WeightDiffers390 g685 g
WidthKnown for one212.8 mm
DepthKnown for one80 mm
Sustainabilityidentical
Compliance certificatesKnown for oneCE, Electromagnetic Compatibility (EMC), Federal Communications Commission (FCC), Low Voltage Directive (LVD)
Packaging data1 differ
Package weightDiffers560 g860 g
Other featuresidentical
Browser supportedKnown for oneIE, Chrome, Firefox, Safari
Technical detailsidentical
Lens mount interfaceKnown for oneBoard mount
Number of video streamsKnown for one2

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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