WDR Camera Mega Shootout 2019 - Avigilon, Axis, Bosch, Dahua, Hanwha, Hikvision, Panasonic, Vivotek

**** ** *** ******* WDR ******** ****, **** 23 ******* **** * manufacturers:

** ************ *****-******** *********-*** ******, ******* **** ***** to **, *** **** to ****, ** *** how **** ******* *** examine *** ****** ** WDR ** ****.

******* ****** ********:

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• ******** *.**-***-**
• ******** *.**-***-***-**
• **** *****-*** ** **
• **** *****-*** ** **
• **** *****-***
• **** *****-***
• ***** ********* ********* ***** 1080p
• ***** ********* ********* ***** 4K
• ***** *********-***
• ***** *******
• ***** *******
• ****** ***-*****
• ****** ***-*****
• ****** ***-*****
• ********* **-**********-***
• ********* **-*********-***
• ********* **-*********-****
• ********* ***-*****
• ********* **-******
• ********* **-******
• ******* ******-**
• ******* ******-****

****: ** **** *** cameras ****** *** ***** cameras *** ******** **** be *** *****/****** ** we ******* *** **** reports.

*** ******* ********* *********** in ****** *** ********* such ** **** **** entrance:

** **** ****** ** examine:

• ***** ****** ****** ******* best *** ***** *******?
• *** **** **** *** performance ******* ** ****?
• *** **** ******* (**) rating ****** **** ***** performance?
• *** **** *** ****** color ******** *** **********?
• **** *** *********** ****** low ***** ***********?
• **** ****** *** ************ optimizations **** ** *** performance?
• **** ********** ** ***** between **** ******/******** *** static *** ******?

[***************]

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

*********** *********** *********** ** more ******* **** **** as, ** ****, **** cameras ******* ****, *****-******** WDR. **** **** *** cost ****** ** ** some ***** **** **** resolution (**+) ****** **** this *******.

*** ***** ******** *** following *** ********:

• *** *********** ******* ******** greatly:** ****, **** ******* performing *** ******* ********** those **** *** **** shootout, **** **** ******* details ******* ****** ********* and ****** *********** ** darker *****. **** ** not ** *** **** all ******* *** ****** are **** **********, *** they ****** **** ******* better **** ***** ******.
• ******* (**) ******* ** not ******* ***********:***** ** ***** ** true *** ******* ******* from *** ** ** 150 **, ** ** clear **** ******* ***** decibel ******* *** ***********. Cameras **** "***" *** or *** ** ******* frequently ************ ***** ******** 130, ***, ** ******, and **** *****. **** than ****, ***** ****** be ********* ** ******* decibel **************.
• **** ***** ********/************ ******:**** ****** ****** ********* slight ** ******** ***** fidelity ****** **** *** enabled. *******, ***** ****** are ******* **** ********** than ******* ******** *****, in ***** ****** **** often ****** *** ** blue ** ***********.
• ** ****** ** *** light ******:*** ****** ****** ****** disabled *** ************* ** low ***** ** ********* effectively *** ****. ************, enabling *** ******** ** decreases ** *** ***** performance, **** *** ****** automatically ********* ** ** night.
• ** ******** ****** ** manufacturer *** *************: ** ***** **** manufacturer **** ************* **** recommended *** *** *********** and ***** * ******* recommendations (*****, *****, *** Hanwha), ***** *** *** make * ******** **********. Axis, *********, *** ******* recommended ******** ** ****.

Manufacturer / ***** ***********

**** *** *** **** overall *********** ******, **** the *****-*** ** ** providing *** **** ****** of ******* ****** **** especially ****** *********** ** the ********* *** **** test *****, ***** ***** Q35 ******* **** **** average ** ***** *******. Other ************* ****** **** widely, **** **** **** as ******* *** ********* performing ***** ******* ** some ****** *** ***** average ** ******.

*******, ***** ***** *** some ***** *** **********, no ************ ********* ******* "worst", ** *********** ****** varied *** **** ** declare ***** ***** ***********.

****:****** ****** **** *** chosen ** ** ********** selection ** **** ************. Instead, **** **** ******** to ********* * ***** section ** ******* *********** and *** *******. ******* should ******** ***** ************ trends ** ** ****, but *** * ********** list ** ****/***** ***********.

Newer ******* *** ********* ******

**** **** ****** **** past *********, ***** ******* do *** ******* ********* better ** **** ****. For *******, *********'* *** Panasonic's ** ****** *** some ** *** ****** tested, ******** ** **** (in ***** *******), *** offer *******/***** ******* *********** in *** *****. ** contrast, *** **** *****-*** Mk ** *** **** available ***** ***** ****.

Camera ***** ********

***** ****** **** *******, resolution, ** ******, *** price *** **** *****:

Decibel ******* ** *** ******* ***********

****** ************* ***** ****** and ****** *** **************, 130db, *****, *** **** 150dB. *******, *** ***** show **** ***** ****-******* are *********** *********** *** do *** ******* **** world ***********.

*** *******, *** **** Q3517-LVE *** ***** *******, both ***** ** *** dB, ************ ****** **** higher *******, **** ** the ********* ***** ****** 4MP *** ******'* ******* X *****, ***** *****.

**** **** ***** ** by *** *** **** common *** ****** ** the ******** ***** *** higher ****-***** ******** **** as ****** *** ********* uncommon.

2019 *** *********** ******** **** ******** ******

** ****, **** ******* performing *** ******* ********** those **** *** **** shootout, **** **** ******* details ******* ****** ********* and ****** *********** ** darker *****.

*** *******, "*******" *********** models **** **** **** such ** *** ***** N45DL7Z ********** ******** ***** average ******, **** ** the **** ***** ***** below **** ******* *** ****** ********.

************, ** **** *******, the ***** ****** ** our ******* **** ** facing * ******* ***** (~7,000 *** *********/~*** *** indoors) **** *** **** (~5,500 *** *********/~** *** indoors).

**** ** *** ** say **** *** *** WDR ****** *** **** performing, ** ***** ** this ****. *******, ******* models *** ****** ** outperform ***** ****** **** the **** ************, *** in ******* ** ****.

Reduced ***** ******** / ************ ******

** **** *****, ******* manufacturers ******** **** ********** color ****** (********** ***) and/or ************ **** ******** WDR. *******, ** ****, these ****** *** ******* reduced.

*** **** ******** ***** fidelity ** *** ******* was ***** ** *** Dahua *******, ***** ******** from ******** ******* ******** but *** ******** ** all ******.

*** **** *****-*** ******* from * **** ****** loss ** ********, **** the *****, ******, *** pink ******* ** *** top **** ****** ** the ***** ***** ********, though ****** *** ***** roughly ************.

*******, **** ******* ******* were ************* ***-******, **** the *****/**** ******** ********* pink/purple *** ******* ****** appearing **********.

No ********* ** *** ***** ***********

** *** *****, ** cameras' *** ***** *********** was *********** ******* **** WDR *******, **** *** cameras ****** ************* ********* WDR ** *** *****/***** mode, ** ** ********* difference ** ***********.

*** *******, *** ****** PNV-9080R ** ******* ******** darker **** *** ***, but ********* ******* *** the ****.

*** **** *****-*** ** II ***** ********* ********* at ***** **** *** enabled *** ******** ** the *** *********:

Performance **** *: **** ****** / **** ****** *****: ******* ******** *** ****

** *** **** *********** WDR *********** ****, ******* viewed * ******* ******** through * ******** *** door, **** **** **** outdoor *** ****** (~*,***) vs. **** *** *** indoors. **** ***** ****** us ** ******* ***** factors:

• ***** *******/******* *******
• ****** *********/****
• **** ** ****** ********

** **** *****, *** Axis *****-*** ** ** performed **** ** *** models ******, **** ***** subject ******* **** ******* to ******, **** **** moderate ********* ** *** scene (****** *** *******'* face ******* ***** **********). Others ******** ***** ******* details, **** ** *** Dahua *** ******* ******* below, *** ****** *** the **********. *** **** M3106-LVE *** *** *****-********** true *** ****** ** this ****, **** *** subject *** ********** **** totally ****** ***.

** ******, *** *********** between ***** ******* *** even **** ********** **** best ** *****. ******** with *** **** *****-*** Mk **, ***** ******* details *** ** **** as ** ******, **** outside ** ******.

** ********, *** **** below ***** *** *****-***, which ** ****** *** practically *** ****** **** the **** ** ****.

Performance **** *: ****** / ******* ****** *****: **** ********* ****

** **** ****** *** performance ******* ***** **** less ******* ******, ** open ********* ****, ** see *** *********** ******** compared ** *** *** door *****. *********** ****** somewhat, *** *** ***** model ***** ********* **** in *** *** **** scene ********* **** ****.

** **** *****, *** AxisQ3518-LVE ***** ********* ****. However, *** ********* **-****** performed **** ****, ** contrast ** *** **** performance ** *** *** door *****. *** ******* true *** ********** **** were ******'* ***-*****, ***** appeared ********* *** *** not ******* *** ******* in *** **** **** of *** *****, *** the ******* ******-**, ***** produced **** ******* ******** and **** ********* ** the **** ****** *** door.

** ********, ******* *** full ***** ** **** of *** ********* **-******, contrast ** **** **** across *** ***** ** view:

** *** ******* ******-**, which ***** **** ***** images ** *** ******* beside *** ****, *** darkens *** *******'* ******** in *** ****** ** the *****, ********* *******.

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

** *** *****, **** cameras ********* ********** ****** artifacts, ********* ** "******" images ** ******** ******* bright ********* ** ** artifact ******. ***** ******* were **** ******* ******* the **** ******** **** as ** ******, ***** below ** *** *******'* legs *** ****.

*** **** *****-*** ******** slight *********, *** *** subject's **** ******* *****. The ***** ******* ** this ***** ******* ***** doubling ** ******.

**** **** ** *** above *** **** *****, motion ********* **** *** a ********* ***** ** subjects' *****. ******** **** were ******* ** **** cameras, **** *** *** impact ********* ****** *******.

***** ********* *** ** seen ********* *** ******* in **** ******* **** the ***** *******:

** **** **** **** significant *** ******** ****** in ***** ****** ******* of **** ****, *** worst ** ***** *********'* ***, ***** ******** ****** details **** *** ** enabled, **** ** ******** very ***** ** *** camera:

Pricing / *********** *********

** **** ********, ****** priced ******* *** *** consistently **** ****** *** performance. *** *** ********* Axis *****-*** ** ** sells *** ~$*** ***, far **** **** **** poorly ********** ******, **** as *** ********* **-****** (~$1,050) ** ***** ********* Starlight ***** (~$*,***+). *** same ** **** ** the ~$*** ********* **-**********-*** and ***** ******* (~$***), which ******* ***** ******* performance ** *** ***** points.

* **** **** ** estimated ******/****** ***** ******** to ****** ** *****, listed **** ****** ** highest *****:

Test ***********

** **** *******, ** judged ***** ** *** main ********:

• **** ****** ***********:* *** **** *******/******* with ******* ********, ~*,*** lux ******** *** ~*** lux *******.
• *** ****** ***********:** **** ******** **** with ******* ******** ** the **** *** ** the **** **** **** to **, ~*,*** *** outdoors *** ~*** *** indoors

** ** *** ************* more *********, ** **** heavily ******** **** ******/*** door *********** **** *** motion, ****** **** **** considered.

*** *** ****** ***** default ********. ************* **** given *********** ** ******* optimizations, *** ** *** tests, ***** ******** ******* had ****** ** ** practical ****** ** ***********.

**** ***** ******** **** standardized ***** *** ******:

• *********** *** ************ ** ~28-30 ************ ** *** cameras ***** ** *******.
• ******* ***** *** *** to * ******* ** 1/30s / ****.

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

*** ********* ******** ******** were **** ** **** test:

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