Based on 7,208 expert and owner reviews, Benq has excellent reviews for its LCD screens. Benq also has excellent reviews specifically within its medium monitors range compared to other brands.
One Benq BL2420Z reviewer who reviewed it concluded that it was well made.
Good Technical Features
One Benq BL2420Z reviewer who reviewed this PC monitor concluded that it had good features. Trustedreviews.com gave it a rating of 70 out of 100 and mentioned in their review of the Benq BL2420Z in December “It makes up for its lack of style with a solid range of features”.
One customer who purchased this PC monitor considered that it was good looking. This month Trustedreviews.com mentioned in their Benq BL2420Z review “What is the BenQ BL2420Z? This no-nonsense business monitor doesn't have the kind of flashy design that'll help it stand out in a stylish office.” and rated it 4 stars.
Two Number of Upstream Portss
The BL2420Z is a two number of upstream ports PC display. Most of the other similar spec PC monitors that have been around for a comparable time to the BL2420Z have between one and five number of upstream portss.
+3 More reasons for
This PC screen has an LED display, which is the most commonly found display on PC screens that have been available for around the same time as it.
Alternative PC screens that have an LED Display currently available that you might want to look at include a cheaper flatpanel monitor such as the Samsung S23E650K[plb_3062083_price] or you might consider a better rated flatpanel monitor such as the DELL U2414H[plb_2140878_price].
Has a Built-In Speaker(s)
Like most of the other flatpanel monitors that were launched more than a year ago, the Benq BL2420Z has a built-in speaker(s).
It may also be worth also looking at one of the other flatpanel monitors with a built-in speaker(s) currently available including cheaper PC screens such as the Benq RL2460HT[plb_3037560_price].
We think you might also be interested in alternative PC monitors which also have a built-in speaker(s) including the Acer B246HQL[plb_3150873_price], or the Hannspree HL274HPB[plb_3200817_price].
8 Reasons Against
Does Not Have a Built-In Camera
Most comparable spec PC displays that came out more than a year ago do not have a built-in camera. The BL2420Z is no exception to this as it too does not have a built-in camera.
Like most of the other medium monitors that have been around for a comparable time to the BL2420Z, the Benq BL2420Z is not 3D.
Does Not Have a Card Reader Integrated
The Benq BL2420Z does not have a card reader integrated, although it is worth noting that most of the other LCD screens of a similar type and age to the BL2420Z also do not have a card reader integrated.
Only 1920 X 1080 Pixels Display Resolution
This LCD screen has a display resolution of 1920 x 1080 pixels, which is typical of many medium monitors that are a similar age to it.
+5 More reasons against
Only HD HD Type
This LCD screen has a Full HD HD type, which is typical of many LCD screens of this age and spec.
Very Low RMS Rated Power
At only 2 Watts, the BL2420Z has a fairly low RMS rated power compared to most of the other medium monitors that came out more than a year ago. The RMS rated powers of similar spec LCD screens that are a comparable age to the BL2420Z range from 1W to 20W.
Quite Slow Response Time
The average response time of medium monitors that have been around for around the same time as the BL2420Z is 5.5ms, and the response times range from 1ms to 25ms. The BL2420Z has one of the slower response times (7 milliseconds) amongst similar spec PC monitors of this age.
At 7 kilograms, the BL2420Z is quite heavy compared to most of the other medium monitors that have been around for more than a year. LCD screens that were released one year ago have weights of between 2.3g and 79kg, and the average weight is 4.9kg.
2 Other reasons to consider the Benq BL2420Z
Average Running Costs
The average 8 year running cost of the BL2420Z is £59 based on average usage levels and energy prices, which is typical compared to the other 500 PC screens of this age and spec.
Released Over a Year Ago
It was over a year ago when Benq released the BL2420Z.
1920 x 1080
Contrast Ratio (dynamic)
Full HD, HD
Digital Vertical Frequency
50 - 76
Digital Horizontal Frequency
30 - 83
Viewable Size, Vertical
Viewable Size, Horizontal
0.275 x 0.275
Display Colour Count
Viewing Angle, Vertical
Viewing Angle, Horizontal
Contrast Ratio (typical)
Native Aspect Ratio
Display Number of Colours
16.78 million colours
Ports & Interfaces
VGA (D-Sub) Ports Quantity
USB Hub Version
Number of Upstream Ports
Built-In USB Hub
AC (power) in
RMS Rated Power
Number of Loudspeakers
TV Tuner Integrated
Colour of Product
Card Reader Integrated
Windows Operating Systems Supported
Windows 10 Education, Windows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10 Enterprise, Windows 10 Enterprise x64, Windows 10 Home, Windows 10 Home, Windows 10 Home x64, Windows 10 Pro, Windows 10 Pro, Windows 10 Pro x64, Windows 7 Enterprise, Windows 7 Enterprise x64, Windows 7 Enterprise, Windows 7 Home Basic, Windows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium
What is the BenQ BL2420Z? This no-nonsense business monitor doesn't have the kind of flashy design that'll help it stand out in a stylish office, but it makes up for its lack of style with a solid... Read more…
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Total running cost over 5 years
Running costs for this PC monitor have been estimated based on other similar PC monitors. If you know how much electricity and water the Benq BL2420Zuses then please let us know by entering those figures in the boxes above.
Running this PC monitor over 5 years will generate 0.29 tonnes of carbon dioxide (CO2).
To offset that much CO2 you would need to plant 8 tree seedlings and grow them for 10 years.
Previous and future annual running costs of the Benq BL2420Z assuming future electricity price inflation of 0.0600% per year. Edit inflation assumptions