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AHD CVI TVI SDI Comparison

author:Frank chen  counts:4168  time:2017-03-02

Technology  HD-CVI AHD HD-SDI HD-TVI
Max Resolution (Pixels) 1080p
1920 x 1080 px
1080p(1)
1920 x 1080 px
1080p
1920 x 1080 px
1080p
1920 x 1080 px
Video Output Quality
(What you see)
Very good in daylight
Images not as crisp in low light conditions
Good
Images not
as crisp
Colors not as accurate
Very Good
Sharp images up to 1080p
True colors
Very Good
Sharp images up to 1080p
True colors
Transmission
Distance
Coaxial Cable
(RG59)
1600’ (720p)
1300’ (1080p)
1600’ 492’ 1600’
Twisted Pair
(CAT5)
650’ 492’ 350’
(digital converter
required)
700’
DVR Input
Compatibility
Analog All analog cameras, limited channels, limited configurations All analog cameras, limited channels, limited configurations Limited models, limited channels, limited configurations All analog cameras, on any channel, in any configuration
HD Analog Like-branded HD-CVI cameras, on any channel, in any configuration Like-branded AHD cameras, on any channel, in any configuration Like-branded HD-SDI cameras, on any channel, in any configuration Any HD-TVI camera, on any channel, in any configuration
IP Supported IP cameras, on select channels, in select configurations N/A N/A Supported IP cameras, on 2 channels, in any configuration
DVR Hybrid Capabilities Limited
configurability
Limited
configurability
Limited
configurability
Yes, unlimited configurability
Format Compatibility Proprietary technology, only produced by 1 manufacturer, Dahua - out of China(2) Open 
standard, limited manufacturers
Open 
standard, multiple manufacturers - are currently exiting the market as alternative HD formats outpace SDI
Open standard, over 100 manufacturer's have launched or are developing solutions using TVI technology