Comparison between BenQ EW2730 vs Lenovo L27m-28

General Info
Model Number	BenQ EW2730	Lenovo L27m-28

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2011	2018
Brand	BenQ	Lenovo
Model Number	EW2730	L27m-28
Alias		65E6KAC1EU 65E6KCC1US
Display
Screen Size Class	27" (inches)	27" (inches)
Diagonal Size	26.96 in 68.5 cm 684.7 mm 2.25 ft	27 in 68.6 cm 685.8 mm 2.25 ft
Screen Width	23.53 in 59.8 cm 597.6 mm 1.96 ft	23.54 in 59.8 cm 597.888 mm 1.96 ft
Screen Height	13.23 in 33.6 cm 336.15 mm 1.1 ft	13.24 in 33.6 cm 336.312 mm 1.1 ft
Display Manufacturer	AU Optronics
Display Type	AMVA	IPS
Display Bit Depth	8 bits	8 bits (6 bits + FRC)
Frame Rate Control	No	Yes
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	0.311 mm	0.311 mm
Screen Pixel Density	81 ppi	81 ppi
Screen-to-Body Ratio	72.05 %	89.66 %
Backlight Source	W-LED	W-LED
sRGB	85 %
NTSC 1953	72 %	72 %
Screen Brightness	300 cd/m²	250 cd/m²
Static Screen Contrast	3000 : 1	1000 : 1
Dynamic Screen Contrast	20000000 : 1	3000000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Screen Input Lag	33 ms
Display Minimum Response Time	4 ms	4 ms
Display Average Response Time	8 ms	6 ms
Display Maximum Response Time		14 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte
3D	No	No
Size, weight, color
Case Depth	2.49 in 6.3 cm 63.2 mm 0.21 ft	1.82 in 4.6 cm 46.2 mm 0.15 ft
Case Weight		4.74 kg 10 lbs
Case Width with Stand	26.04 in 66.2 cm 661.5 mm 2.17 ft	24.09 in 61.2 cm 611.9 mm 2.01 ft
Case Height with Stand	20.28 in 51.5 cm 515 mm 1.69 ft	17.46 in 44.4 cm 443.5 mm 1.46 ft
Case Depth with Stand	7.48 in 19 cm 190.1 mm 0.62 ft	8.27 in 21 cm 210 mm 0.69 ft
Case Weight with Stand	7.3 kg 16 lbs	5.17 kg 11 lbs
Case Color	Black	Black
Hardware
Built-in Camera	No	No
Connectivity	2 x HDMI 1.4 1 x DVI-D Dual Link 1 x 3.5 mm Audio In 2 x 3.5 mm Audio Out 1 x D-sub 4 x USB 2.0 (downstream) 1 x USB 3.0 (upstream)	1 x HDMI 1.4 1 x D-sub 1 x 3.5 mm Audio Out 1 x USB 3.1 (downstream) 1 x USB 3.1 (Type-C)
Audio
Audio Speakers	2 x 3W
Features
Cool Features	HDCP (High-bandwidth Digital Content Protection) Senseye 3 AMA (Advanced Motion Accelerator) Flicker-free technology	DDC/CI Flicker-free technology HDCP (High-bandwidth Digital Content Protection) AMD FreeSync technology Blue Light Filter
Extra Features		Anti-theft stand lock slot - Kensington
Ergonomics
Case Width	26.04 in 66.2 cm 661.5 mm 2.17 ft	24.09 in 61.2 cm 611.9 mm 2.01 ft
Case Height	16.59 in 42.2 cm 421.5 mm 1.38 ft	14.43 in 36.7 cm 366.5 mm 1.2 ft
Vesa Mount Support	Yes	Yes
VESA Interface Standard Size	100 x 100	100 x 100
Removable VESA Stand	Yes	Yes
Height Adjustment	No	No
Landscape or Portrait Pivot Support	No	No
Left or Right Swivel Support	No	No
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	5 °
Backward Tilt	20 °	22 °
Frequency and Interpolation
Vertical Digital Frequency	50 Hz - 76 Hz	49 Hz - 76 Hz
Horizontal Digital Frequency	30 kHz - 83 kHz	54 kHz - 90 kHz
Accessories
Extras	Audio cable D-sub cable Remote control USB 3.0 upstream cable	D-sub cable USB Type-C cable
Certificates and Standards
Licenses	ENERGY STAR 6.0 TCO 5.0	BSMI C-Tick CCC CE CECP ENERGY STAR 7.1 FCC Class B KC RoHS TCO Certified Display 7.0 TCO Edge 2.0 TÜV/GS VCCI WHQL (Windows 10; Windows 8.1; Windows 8; Windows 7)
Usage and Storage Requirements
Safe Operating Temperature Level		0 °C - 45 °C 32 °F - 113 °F
Safe Operating Humidity Level		10 % - 80 %
Internal Storage Temperature		-20 °C - 60 °C -4 °F - 140 °F
Internal Storage Humidity		5 % - 95 %
Max Operating Altitude		5000
Max Storage Altitude		12192

BenQ EW2730

Lenovo L27m-28