Comparison between BenQ BL2711U vs BenQ EL2870U

General Info
Model Number	BenQ BL2711U	BenQ EL2870U

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2014	2018
Brand	BenQ	BenQ
Model Number	BL2711U	EL2870U
Display
Screen Size Class	27" (inches)	28" (inches)
Diagonal Size	26.96 in 68.5 cm 684.7 mm 2.25 ft	27.91 in 70.9 cm 709 mm 2.33 ft
Screen Width	23.47 in 59.6 cm 596.16 mm 1.96 ft	24.45 in 62.1 cm 620.928 mm 2.04 ft
Screen Height	13.2 in 33.5 cm 335.34 mm 1.1 ft	13.44 in 34.1 cm 341.28 mm 1.12 ft
Display Manufacturer	AU Optronics	Innolux
Display Type	AHVA IPS	TN
Display Bit Depth	10 bits (8 bits + FRC)	10 bits (8 bits + FRC)
Frame Rate Control	Yes	Yes
Max Number of Colors	1073741824	1073741824
Bits	30	30
Screen Aspect Ratio	16:9	16:9
Screen Resolution	3840 x 2160	3840 x 2160
Screen Pixel Pitch	0.155 mm	0.162 mm
Screen Pixel Density	163 ppi	157 ppi
Screen-to-Body Ratio	81.27 %
Backlight Source	W-LED	W-LED
DCI P3		70%
sRGB	100 %	97 %
NTSC 1953		72 %
Screen Brightness	300 cd/m²	300 cd/m²
Static Screen Contrast	1000 : 1	1000 : 1
Dynamic Screen Contrast	20000000 : 1	120000000 : 1
Screen Horizontal Viewing Angle	178 °	170 °
Screen Vertical Viewing Angle	178 °	160 °
Screen Input Lag	10 ms	5 ms
Display Minimum Response Time	4 ms	1 ms
Display Average Response Time	12 ms	4 ms
Display Coating	Anti-glare/Matte
HDR		HDR
3D	No	No
Size, weight, color
Case Depth	2.75 in 7 cm 69.75 mm 0.23 ft
Case Width with Stand	25.16 in 63.9 cm 639 mm 2.1 ft	25.9 in 65.8 cm 657.9 mm 2.16 ft
Case Height with Stand	16.17 in 41.1 cm 410.72 mm 1.35 ft	18.75 in 47.6 cm 476.27 mm 1.56 ft
Case Depth with Stand	9.44 in 24 cm 239.65 mm 0.79 ft	5.89 in 15 cm 149.6 mm 0.49 ft
Case Weight with Stand	8 kg 18 lbs	5.7 kg 13 lbs
Case Color	Black	Black
Hardware
Built-in Camera	No	No
Connectivity	1 x HDMI 1.4 1 x HDMI 2.0 1 x DVI-D Dual Link 1 x 3.5 mm Audio Out 1 x 3.5 mm Audio In 1 x DisplayPort 1.2 4 x USB 3.0 (downstream) 1 x USB 3.0 (upstream)	1 x 3.5 mm Audio Out 2 x HDMI 2.0 1 x DisplayPort 1.4
Audio
Audio Speakers	2 x 3W	2 x 2W
Features
Cool Features	Display Pilot Flicker-free technology Light sensor Picture-by-Picture Low Blue Light HDCP (High-bandwidth Digital Content Protection) AMA (Advanced Motion Accelerator) Picture-in-Picture CAD/CAM mode Senseye 3	Brightness Intelligence Plus Flicker-free technology Low Blue Light HDCP (High-bandwidth Digital Content Protection) 2.2 AMA (Advanced Motion Accelerator) AMD FreeSync technology
Extra Features		Anti-theft stand lock slot - Kensington
Ergonomics
Case Width	25.16 in 63.9 cm 639 mm 2.1 ft
Case Height	15.16 in 38.5 cm 384.95 mm 1.26 ft
Vesa Mount Support	Yes	Yes
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	0 °
Right Pivot	90 °
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	30 Hz - 76 Hz	60 Hz
Horizontal Digital Frequency	30 kHz - 140 kHz	30 kHz - 135 kHz
Accessories
Extras	Audio cable DisplayPort cable DVI-D cable HDMI cable USB 3.0 cable
Certificates and Standards
Licenses	ENERGY STAR 6.0 TCO 6.0	ENERGY STAR 7.0 TÜV Flicker-free TÜV Low Blue Light WHQL (Windows 10; Windows 8.1; Windows 8; Windows 7)
Usage and Storage Requirements

BenQ BL2711U

BenQ EL2870U