Technology |
HD-CVI |
AHD |
HD-SDI |
HD-TVI |
Max Resolution (Pixels) |
1080p |
1080p |
1080p |
1080p |
1920 x 1080 pix |
1920 x 1080 pix |
1920 x 1080 pix |
1920 x 1080 pix |
Video Output Quality
(What you see) |
Very good in daylight |
Good |
Very Good |
Very Good |
Images not as crisp in low light conditions |
Images not
as crisp
Colors not as accurate |
Sharp images up to 1080p
True colors |
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 |
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 |
Compatibility |
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. |
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 |