Comparison between BenQ BL2420Z vs BenQ EW277HDR

General Info
Model Number	BenQ BL2420Z	BenQ EW277HDR

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2015	2017
Brand	BenQ	BenQ
Model Number	BL2420Z	EW277HDR
Display
Screen Size Class	24" (inches)	27" (inches)
Diagonal Size	23.81 in 60.5 cm 604.7 mm 1.98 ft	27 in 68.6 cm 685.8 mm 2.25 ft
Screen Width	20.75 in 52.7 cm 527.04 mm 1.73 ft	23.53 in 59.8 cm 597.6 mm 1.96 ft
Screen Height	11.67 in 29.6 cm 296.46 mm 0.97 ft	13.24 in 33.6 cm 336.2 mm 1.1 ft
Display Manufacturer	AU Optronics	AU Optronics
Display Type	AMVA	AMVA
Display Bit Depth	8 bits	8 bits
Frame Rate Control	No	No
Max Number of Colors	16777216	16777216
Bits	24	24
Screen Aspect Ratio	16:9	16:9
Screen Resolution	1920 x 1080	1920 x 1080
Screen Pixel Pitch	0.275 mm	0.311 mm
Screen Pixel Density	92 ppi	81 ppi
Screen-to-Body Ratio	81.91 %	88.88 %
Backlight Source	W-LED	W-LED
DCI P3		93%
sRGB	92 %	100 %
Adobe RGB 1998		80 %
NTSC 1953	72 %
Screen Brightness	250 cd/m²	300 cd/m²
Static Screen Contrast	3000 : 1	3000 : 1
Dynamic Screen Contrast	20000000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Screen Input Lag		20 ms
Display Minimum Response Time	7 ms	4 ms
Display Average Response Time	12 ms	12 ms
Display Maximum Response Time		17 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte (3H)
HDR		HDR10
3D	No	No
Size, weight, color
Case Depth	2.81 in 7.2 cm 71.5 mm 0.23 ft	1.51 in 3.8 cm 38.4 mm 0.13 ft
Case Weight	7 kg 15 lbs	3.6 kg 8 lbs
Case Width with Stand	22.17 in 56.3 cm 563.2 mm 1.85 ft	24.17 in 61.4 cm 613.8 mm 2.01 ft
Case Height with Stand	15.15 in 38.5 cm 384.9 mm 1.26 ft	18.13 in 46.1 cm 460.6 mm 1.51 ft
Case Depth with Stand	9.43 in 24 cm 239.55 mm 0.79 ft	7.12 in 18.1 cm 180.9 mm 0.59 ft
Case Weight with Stand		4.3 kg 9 lbs
Case Color	Black	Black
Hardware
Built-in Camera	No	No
Connectivity	1 x DisplayPort 1.2 1 x DVI-D Dual Link 1 x 3.5 mm Audio In 1 x 3.5 mm Audio Out 1 x D-sub 2 x USB 2.0 (downstream) 1 x USB 2.0 (upstream)	1 x 3.5 mm Audio In 1 x 3.5 mm Audio Out 2 x HDMI 2.0 1 x D-sub
Audio
Audio Speakers	2 x 1W	2 x 2W
Features
Cool Features	CAD/CAM mode Display Pilot Light sensor Low Blue Light Flicker-free technology AMA (Advanced Motion Accelerator) Animation mode	HDCP (High-bandwidth Digital Content Protection) Light sensor Senseye Smart Focus Low Blue Light AMA (Advanced Motion Accelerator) Flicker-free technology
Extra Features	Anti-theft stand lock slot - Kensington	Anti-theft stand lock slot - Kensington
Ergonomics
Case Width	22.17 in 56.3 cm 563.2 mm 1.85 ft	24.17 in 61.4 cm 613.8 mm 2.01 ft
Case Height	13.33 in 33.9 cm 338.7 mm 1.11 ft	14.5 in 36.8 cm 368.3 mm 1.21 ft
Vesa Mount Support	Yes	No
VESA Interface Standard Size	100 x 100	100 x 100
Removable VESA Stand	Yes	Yes
Height Adjustment	Yes	No
Height Adjustment Range	140 mm 14 cm 5.5118 in 0.4593 ft
Landscape or Portrait Pivot Support	Yes	No
Left Pivot	90 °
Right Pivot	0 °
Left or Right Swivel Support	Yes	No
Left Swivel	45 °
Right Swivel	45 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	5 °
Backward Tilt	20 °	15 °
Frequency and Interpolation
Vertical Digital Frequency	50 Hz - 76 Hz	50 Hz - 76 Hz
Horizontal Digital Frequency	30 kHz - 83 kHz	30 kHz - 80 kHz
Accessories
Extras	Audio cable USB 2.0 upstream cable	HDMI cable
Certificates and Standards
Licenses	ENERGY STAR 6.0 TCO 6.0	ENERGY STAR 7.0 TCO 7.0 TÜV Flicker-free TÜV Low Blue Light WHQL (Windows 10; Windows 8.1; Windows 8; Windows 7)
Usage and Storage Requirements

BenQ BL2420Z

BenQ EW277HDR