White Light Camera Shootout - Dahua, Hikvision, Tiandy, Uniview 2021

By IPVM, Published May 19, 2021, 11:39am EDT (Research)

******:***: ***** ***** ****** ******** - Clare, *****, **, *********, ******, *******, Wyze

*** ***** ***** ****** ******* ********* to ****, **** *** ******** **** Dahua, ******, *** *******, *** *** generations ** *********'* *******.

IPVM Image

** *** *** ***** *** ****** perform *** **** ****** **** ****, we ****** *** ******:

** **** ****** *********** ***-**** *********** and ********** **** ****** ** ***** to ****** ******** ****** ****-***** ************ and **********.

** **** **-**** ******, ** *******:

  • *** **** ** ***** ***** ************ coverage?
  • *** **** ************ ***** ****** ** coverage?
  • *** ** ******* ******* **** ******** moving ******* *** *****?
  • *** ** ***** ******, ********** ******** lights, ** *** ********** ****** ***********?
  • **** *** **** ** ****** ** cameras ***** ***** ***** ************?

**** ******** ** ******* ** ** our******* **** *** ***** ***** *********** * ******* ******** ** ***** Light **. ** ************, ****** ****.

*******

** *** *****, ***** ***** ******* easily ******** ******** **** ******* ******* lighting (~*.** *** *******), **** *****, though *** *******, ***** ******** ** all ******* *** *****.

*******, ***** *** *** ****** ***** should ** ***** ** **** ********** these ******:

  • ***** ***** ************:*** *** ******* ****** *********** ******** at ***** *****, ******** ** **-**'. These ****** ***** ** ******* ** adjusting ************ *****, **** *** ******** being ****** ****** *******.
  • **** ******** ****** *************:**** ***** ***** ******* ******* ** the *****, **** ****** ** ** the **** ** *** ********, *** cameras ****** ******** ******** ***/** ************ level ** **********, ********* ** ************* and/or ******* ** ********, ********* *******. These ******* ***** ** ******* ** enabling ***, *** *** **********.
  • **** ** ****** ********:*** *** ***** ***** ****** ****** produced ********** ****** **** ** ****** subjects ** ****** ******* ******, ***** could *** ** ******** ** ******** changes.

WDR ***********

** *** *******, ** ***** **** enabling *******' *** *** *********** ********** in **** ******, **** **** **** exposure *** ****** ******** ** ****** nearby ***** ******* ***** ****** *************.

*** **** ******** ** ***** *** an ******** ** ******* *****, ***** varied **** ****** ** ******. *** Dahua ******* ********* ***** ** *** scene **** *** ******* (**** ****** backlight *** *******) *** ********* ****** in ******.

******* ** *** ****** ****** *** limited ******** *******, ** ********* ***** enabling *** ** ***** ***** ****** unless ****** *****.

White ***** ***** ************

** *********** *** **** ****, ** checked **** **** ************* *** **** they *** ** ***** ** ******* white ***** ******, ********* ********, ****, Bosch, ******, *****, *** *******. *** white ***** ****** ****** **** *** made ** ***** ************ *************.

************, ***** ****** ********* **** ** the ***** **** ***** ** ***** manufacturers' *********, *.*. ********* *********** ** Dahua *** ******, *** They ** *** ***** ***** ***** models ** ******-*** ******.

Manufacturer *********** *******

*** ******* ****** *** *** ****** TC-C34UP ******** **** ****** *** ******* ambient ****** ** *** ***** ****** than ******, **** ***** ****/***** ******** issues **** *****, *********, ** *******. However, ** ***** ******** **** ******** overexposure *** **** ** ****** ********.

*****'* ******* ************* *********** ******, **** the ***** ***** ******** ** ****** tested, *** ******** **** ******** ************ and **** ** ****** ********. *******, it ******* ******* ********* ****** **** both ********* ******* ******, ***** ** the ****** **-*****.

*** ********* **-*********-* ** ******* ******** the ********* ***** ******** ** ******* tested *** *** **** ** ******* strong ******* ** ********** ******** *** to *** ****** **********, ***** *** 4MP **-*********-** ******** **** **** ******* noise. *******, **** ******** **** ************ at **** ***** (******** ** **-**') harsh *******, *** ************ ******** **************** with ******* ***** ** *** *****.

*** ******* *********-*****-**-** *** *********-******* **** the ******** ******* ****** ***, ******* to *********, ********* ****** **** ******* lights **** ******* ** *** *****, both ************* *** ******* ***** ******* settings, ****** ******** ******** **** *** enabled.

Manufacturer ********

*** ************* ********* **** ******** ****** testing ****** *** ******.

*****, *********, *** ******* ********* ***** WDR ** ********** *** ******* ***** in *** **** ******, ***** *** effective, ********* ** ****** *****.

***** *** ********* ******** ******** ** white ***** ************ ********, ***** **** by ************, ****** **** ********* *** said **** "**** ********* ** ********".

******* ********* ********* ***** ********* ** reduce ****** ****, *** ** ***** this *** ****** ****** ** *** tests.

** ********** ******** ** ********, ** will *** ** ** **** ******.

White ***** **. ** ************

**** ******** ******* ********** ***** ***** and ** ************ *******, ***** *** four *** ******* ** ********:

  • ***** ** **********:*** **** *********** ******** ** **** deciding ******* *** *** ** ******* color ** ******** ** ********* ******, e.g., "*** ******* *** ****** *** was ******* * *** *****." ********** IR ******** **** ********** ******, **** subjects ********* ** ****** ** ****/*****/*****, while ***** ***** ************ ******** **** color (****** **** ******* ********, ********* in ****** *****).
  • *********** **********:***** ***** ***** ******* * ********** effect ****** *** **** ** ******, IR ** ****** *********** (*****) ** not *********** ** *** (*****) ** the ***** ***. ** ****** ********* are ********* ** ** **** *********, IR ****** ** ****, ***** ***** light ******** * **** *********, ******** deterrent, ******.
  • ******* ***** ***** ****** ************ *******:***** ***** ***** ************ ** *******, with ***** ************ ************* ******** ******, while ********** ** ** ******* ********* from ****** *** ************* *** ** many **** *******, ***********, ************ *********, etc.

** **** ** ******* ** ********** white ***** **. ** ************ ******** that ******** ***** ******* *** ****.

Dark *********** ********** (~*.** ***)

** ***** ****** ******* ** * simple **** *****, (~*.** *** *******) with ***** ******** ** ********** *** cameras ****** ** ****** ********** **********. Cameras **** **** *** ** * time ** ***** ************ *********** **** each *****.

** **** *****, *** ***** ********** of *********'* ** **-*********-* ** *******, with ***** ****** ******* *** ******** color ********. *** ****** ****** ***** some ************ ** *** **** ***** but ****** ******* *** ***** *** colors ****. *** ******* *** ****** shows **** **** *** ********* ** the *******, ******** *******, **** ****** moderately ***********, ***** *****'* ******* *********** the ***** *** *******, **** ****** more ************* ****** ***.

IPVM Image

Adjustment ** ****** ******** ****

********** ** ***** ***** ***** ***/** exposure ** ******** *********** *** ****** varied *************, *** *** **** ** even *** "****" **********.

*** *******, *********'* ******* ******* **** adjusted *** *** *********** ******* **** quickly **** ******, *** *** *** adjust ******* ****** ** ***** ************ starting ** **-**' ********.

IPVM Image

*******'* ***** ***** ******* ****** ******** power ** *** ** ****** ********, with *** *********** ** ~**' ******** and ******.

IPVM Image

*********** ***** ************ ******, *** ******* exhibited ** ***** ***** ****** **** on ****** ******** ***** ***** *** be ******* ** ********** ** ******** settings. *** ***** ***** ***** *** of ***** ****** **** ** **** at ~**' ********.

IPVM Image

*** **** ************ ** ***** ******** on ***** ****** *** *******, ***** suggested ************* ***** *********** ****** ****, *** ** ***** little ** ** ********** ***** ***** recommended ********.

Ambient ****** ***** *************

** *** **** ****** ******* ******** had ** *** ***** ***** ******, we ****** **** *** ***** ** lighting ** *** ***** ** ***** to ******** * ********* ******** ********, an *********** **************-**** **********(***********) *** *********** **** *****(****-******).

********** ** *********, **** ** ***** lights ****** ************* *** ******* ****** in *** *******, ***** *****, *********** reducing ***** ******* ***** ******* ********, with **** ******* (**** ** ********* below) ****** ** ******* ******* ****** details:

IPVM Image

WDR *********** ******

** ********** *** *** *********** ** light ****** ***** *****, ************* *********** enabling ***, *** *** ******* ****** significantly.

*** *******, ***** *** ***** ******* shows ***** ******* ****** **** *** disabled, ******** ** ********** ********* **** reduce *******. ************, *********'* ******* ****** produces **** ******** **** ****** **** WDR **. ** ********, *** ****** camera ******** ***** ****** ******* **** with *** ******* *** **, ***** WDR *** *** ******** ****** ** Uniview's ******, **** ***** ******* **** WDR *** *******.

IPVM Image

**** *** **** *** ****, *** subject ******* ******* ********, ****** ****** details *** ***** ******* ******* ******** WDR ** *****, ******, *** *******. However, *********'* ******* ***** ******* *****, with *** ******* ******* **** *** off *** ****** ******* **** ****** when *******.

IPVM Image

******* ** ***** ******* *******, ** recommend ***** ******* ** ****** *** if ************* ** ** *****.

Headlights ********* ***** ***** ****** ***********

** ******* *** ******* ******* *** license ***** ******* *** *** **** handle ******* ********* **** **********, ** tested **** * *** ****** *** subject, ~**' ********, **** *** ******* in *****, ***** ***** ** *** Tiandy **-*****

IPVM Image

******* ** *** ****** *****, *********** varied ******, **** *********'* ******* ****** unable ** ******* ****** ****** ** the ******* ** ******* ******** *** Dahua ************ *** ******* *****. *******, with *** *******, *** ******* ******* usable ****** ******* *** ******* ******* license ******. **** *** ****** ****** produces ******, ******* *****, *** ***** details **** *** ***, ***** ****** miss *** ** ****.

IPVM Image

Uneven ***** ***** ************

** ******** *** ************ ** **** camera ** *** *** ** ********** to ****** ********* *****. *** ******* IPC2225 *** ********* ** *** ********* tested, *** **** *** *** **** drastic **** **** ****** ** **** of *** ***** ** **** (*.** lux **. *.**) *** ** *** bright ****** *******, **** * ****** to **** ************ ***** ** ****** 16:1.

IPVM Image

*****'* ******* ******* ***** ***** ******* is **********, ** ****, **** * clear ****** *******. *** ***** ** center ** **** *** ** ****** was ****** *:*, **** ******* **** Uniview, *** **** ****** **** ****** such ** ****** *** *******, *****.

IPVM Image

*** ****** **-***** *** ****** ** power ** *** ****** *** **** (~1.50 *** **. ~*.**, ~*:* *****), with ************ ********** **** ****, ****** subjects **** ***** **** ** *** edge ** *** ***** ** ****.

IPVM Image

*******, **** ****** *** ********* **-*********-* has * ***** ** ****** ** edge ***** ****** ** *** ** Tiandy (*.*:*, ~*.** *** ****** **. ~0.45 *** ****), *** ************ ** also ******, **** ******** ** *** sides **** ***.

IPVM Image

White ***** ************ ******** **** ** ************

******* ** ** ************, ***** ***** illumination ******** *** ********* ******* *************.

********* ******* ******* ******* *** *****, "Auto" *** "******", ***** ********* ********* to ** **:

*** ****** ***, **** ** **** mode, ** *** *** *** ***** of *** *****.

******* ** *** *** *** ****** to **, *** ***** **** ** from *-**.

*** ***** **** ****** ***** ** the ***** “******” ** *** ******.

******* ******* ******* "***** *****" ** "50", *********** ***** ***** ***** ** 50%.

IPVM Image

**** **** ******* ** ******* *** these ******** **** *** *** ** the ******'* ******, ***** ****** ********* that "********** ******* ********* ** *** actual *********** *************" **** ** **** mode, **** ** ********** ** *** slider ***** ******* *****.

IPVM Image

***** *** * **** ***** *** their ***** ***** ************ ***** "***********": "Manual", "****", *** "***". *** *****:

****** ***** *** *** ***** **** to ** ******** **** ** ** turn ***, *** **** **** ***** the *** ***** **** ************* **** on **** *** ****** ******* *** ambient ***** ** *** ****** ** present ******** *****. *** ********** ***** limit ** ** ****** *** ********** of *** *** *****.

*******, *** "**********" ****** ** **** available **** ** "******" ****. ************,*** **** ****** ******** *** ******* **** *** ******* white ***** ************ ******** ** ************.

IPVM Image

**** ******* ***** ***** *** ******* allow ***** ** *** *** ************ level ** *** ******, ******* * range ** **** ** *. ******* mode "****" *** *** ****** **** the "****" ***** ***** ******** *** the ***** *****, ******* "******" ******** a **** ** ******* ***** ***** strength.

IPVM Image

Test **********

******* **** ********* ***** ** *******, with * *** *********** ** *********** settings **** **:

  • ******** *** *** ** * ******* of */*** / ****.
  • *********** *** ************ ** ************ ~**-**.
  • *** *** ******* ** ************ ***************, discussed *****.
  • ******* ************ ******** *** ******** **** used ****** ************ ****** *** *********.

Firmware ******** ****

*** ********* ******** ******** **** **** in **** ****:

  • ***** *******: *.***.*******.*.*
  • ********* **-*********-*: **.*.***
  • ********* **-*********-**: **.*.***
  • ****** **-*****: **.*.*.********
  • ******* *********-*****-**-**: *********-*************
  • ******* *********-*******-**-**: *********-*************

Comments (23)

********* ****** *** * ******* ***** light **** ** ****** *** **** china ************* ** ***** ** **** important **** **********/*********/********* *********.

Agree: 3
Disagree
Informative
Unhelpful
Funny

****** *** **'* ********* *'** **** advocating *** * *****. ** ** night *** **** *****'* **** *** colors ** ******, ** **************** ***** ** ******* **** ******* or ****** **. ********* **** ** IR ********** **** ****** ** ****** white, ***** ** ********** ******* ** pure *****, ********** ** ***** ****** color. **** *** ***** * ****** to ************ ******* ** ******* *****/***** and ******* ********** ******* ** **********.

Agree: 1
Disagree
Informative
Unhelpful
Funny

* ******** ***** ** ** ***** for *** ******* ************* *** ** have **.

Agree: 1
Disagree
Informative
Unhelpful
Funny

** ********* ** ******* ************* **** their ****** ****** *********** **** *** Chinese. ** *** ******* ******** *** typically **** **** ********** *** **********, they ****** *** **** ** ********** customers *** **** ** **** *** "prosumer" ***********. *** ****'* ****** ** see ***** ***** ******* ** ********** locations ******* ****'** ********* ** ***** more ******** ******* ***/** ********** ********. The ***** ***** ** **** *** and *********** ********.

*******, **** *****'* ******** ******* ************* from ********* ** ** ** ****** and **** *********** **** **** ******** LEDs. * ***** * *** **** a *********, ****-**** ********* ********* ***** be * ****** ***********, **************, *** deterrent ****. ******* ***** **** **** from ********* *** ******** ***'** *** with **,*** ****** ************ **** * 3m-diameter **** **** **** ****-****** ***. When ************ * ******* ** *** practical ** ********, **** **** ** in-your-face ****** **** *** *** ***** both ******* *** ******* ***** ****** be ****** ** ***** **** ****** to ****.

Agree: 5
Disagree
Informative
Unhelpful
Funny

** **** ***** ** ******* ****** with ***** ****, *** ** ***** integrators & *** ***** *** ***** was ** (*********) ****** *** ** so ** ****** *** **** ** it.

Agree
Disagree
Informative
Unhelpful
Funny

*** ***** **** **** *****? *** much ********** *** **** **** **** such *******? *** **** ** *** could ***** * ****** *******?

* ***’* *** **** *** ********* to ******** ** **. ** ********** illumination ** *** *** ** ********* all ** ******* *** **** ********** IR?

Agree
Disagree
Informative: 1
Unhelpful
Funny

*******, ** ***'** ***** ** *** other ************* ******** ***** *****, *** us **** ** *** ******** ****** ** ** *****. ** *** ***** ** **** other ************* ******** **** (***, ******) but **** **** ** ***** ****** was **** **** **** ***** ** June.

******* **** *** **** ** ** with ***** ** ******* ***** ***** cameras *** ******* ***** ***********, *** not ******* *** **** ****** ****** here.

Agree
Disagree
Informative: 1
Unhelpful
Funny

***** ***-**** *** * ******** **/** illuminator ** *********.

Agree: 1
Disagree
Informative: 1
Unhelpful
Funny

***** ****** ****! * ** * big *** ** *** ********* ******* series *** **** ***** ** ******** some ** ***** ********** ** * can ** ***** ** ****. **** appreciated!

Agree: 1
Disagree
Informative
Unhelpful
Funny

****** *** ********* ******* ***** ***** light *******, * **** *** ******** about ***** *** ** * *********** situation. ****** * ***** ***** ** all ***** *** ** **** ** a ******** **** ** ************ *****'* cause. *'* ********* ******* ** *** if *** ** *** ****** ***** turning ** *** ***** ***** ** motion **** ** *** *** ******** this *****.

Agree: 2
Disagree
Informative: 1
Unhelpful
Funny

********* **** **** ** **** *** want *** ****

Agree: 1
Disagree
Informative: 1
Unhelpful
Funny

******** *** * ****** ******* ****** *******.

Agree
Disagree
Informative: 1
Unhelpful
Funny

*** *****,

*** ****** ** ****

Agree: 1
Disagree
Informative
Unhelpful
Funny

** ************* ** **** ******* ** models **** *** **** ******** *** 2 *************. *** ** *** ****** firmware * ******* *** ***** ***** can ** *** ***** *** ** senses ***** ** ******* ******. ** I'm ***** ***** ** ****** ****** to *** *** *** ******** ****** if *** **** ****** ******* ***** for ** ** ******** **** **** it *** **** ** *** ****** to ***** ********** ****** ** ******.

******** *** **.* **** **** *** minimum ******** **** ** ** ***** is ************ ******, ** **** **** a *.*** ******* ** ***'* ** good *** ****** ***** ** **** or **.

Agree
Disagree
Informative
Unhelpful
Funny

*****,

** ************* ** **** ******* ** white *** ***** ***** ** *** the ****

********* ** ** ********

Agree
Disagree
Informative
Unhelpful
Funny

* **** **** ***** *** ***** white ***** ******* ** *******. *** white ***** ***’* ********** ******* *** garage ** ****** *** ** **** provides ****** ***** ** *** ***** you **** *** *** ***** ******.

Agree
Disagree
Informative
Unhelpful
Funny

**** ** * **** ****.

** ******* *** ***** ***** ** the *** **** *** **** ** houses. ** ***** ***** *** **********. Also *** **** ***** ** ***** illuminate **** *** ****** ** *** what ** *****.

* ***** *** **** **** ******** for ***** *** ***** ***** *** entrance ****. * **** **** *** garage ****.

Agree
Disagree
Informative
Unhelpful
Funny

**** **** **** ******* ** *** industry **** **** ***** ****** *** use. * **** *** ** ** entrance ** * ******** **** **** lighting ****** **** ****** *** ****** on. *** *** *** **** *** light ****** **** *** **** ** the ***** ** *** ***. * now **** * ***** ***** ***** of *** ****** *** **** **** colors **** *** ******* *** **** gray ** ****** ****.

Agree
Disagree
Informative
Unhelpful
Funny

*** ****** *** ** ***********, ******* so **** ** *** ********* ** aimed ** ******** (*.*., *****), ***** I ***** ***** *** **** ********* than ***** **** ******* (**********, ******** complaints, ***** *********, ***.).

IPVM Image

****** ***** ***** ****** ****'* * factor, * ***** ********** ** **** prone ** ***** ***** *****.

**** *** **** ************ ****** ***** the *******? ***** **'* * ******* space *** ******** *** ****** ** be ******, ******* *** *** ** issue ** ** *** ***.

Agree
Disagree
Informative
Unhelpful
Funny

* **** *** *** ** *****. It *** ****** ****** **** *** the ****. ***** ** ** ***** at *** ********. * **** ** looking ****** *** **** ** *** a ********* *** **** ** *** room.

Agree
Disagree
Informative
Unhelpful
Funny

**** * *** * *** ****** on ** ******** ****** *** *** of *** ********* ********** ***** *** light, ***** * ***** *** ******* at ***% **********. ** *** **** cordial ***** ** *** ***** *** it *** **** ** ***** ** the ******, ** ** *** ****** tree ******* ******* *** *****. * turned ** **** ** **% *** he *** ***** **** **** *** the ***** *** ***** ********* **********.

** *** *** * ***** **** camera ********* *** *** ** *** 4MP **** ** *** ***** ***** doesn't **** ***** *****, *** ***** to **** * **** ********* ****** to ******* ******* ***** *******.

Agree
Disagree
Informative
Unhelpful
Funny

*'* **** ********* *** **** ** putting ** **** ****** ** **** all *** **** ***** ****** ********* and ***** ******? * ***** ** need *********** **** ***** ****** **** banned ******* *******. ***** ***** ****** as *****!

Agree
Disagree
Informative
Unhelpful
Funny

*'* **** ********* *** **** ** putting ** **** ****** ** **** all *** **** ***** ****** ********* and ***** ******?

*) *** ******* **** ** ********** purchases ** *** *.*. *********.

*) ******* **** **** *** ****** the*****.

*) ******* ************* ****** *** ******* of **********, *** **** ** ***** to ********** **** ** *** ***********, China ********.

Agree
Disagree
Informative
Unhelpful
Funny
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