Comparison between Acer KA270H vs Lenovo ThinkVision E24-28

General Info
Model Number	Acer KA270H	Lenovo ThinkVision E24-28

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2015	2021
Brand	Acer	Lenovo
Model Number	KA270H	ThinkVision E24-28
Alias	KA270Hbit	62B6MAR3
Display
Screen Size Class	27" (inches)	24" (inches)
Diagonal Size	27 in 68.6 cm 685.8 mm 2.25 ft	23.8 in 60.5 cm 604.5 mm 1.98 ft
Screen Width	23.54 in 59.8 cm 597.888 mm 1.96 ft	20.75 in 52.7 cm 527.04 mm 1.73 ft
Screen Height	13.24 in 33.6 cm 336.312 mm 1.1 ft	11.67 in 29.6 cm 296.46 mm 0.97 ft
Display Type	VA	IPS
Display Bit Depth	8 bits	8 bits (6 bits + FRC)
Frame Rate Control	Yes	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	0.275 mm
Screen Pixel Density	81 ppi	92 ppi
Screen-to-Body Ratio	82.46 %	90.94 %
Backlight Source	W-LED	W-LED
NTSC 1953		72 %
Screen Brightness	300 cd/m²	250 cd/m²
Static Screen Contrast		1000 : 1
Dynamic Screen Contrast	100000000 : 1	3000000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Display Minimum Response Time	4 ms	4 ms
Display Average Response Time		6 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte
3D	No	No
Size, weight, color
Case Depth	2.4 in 6.1 cm 61 mm 0.2 ft	1.64 in 4.2 cm 41.7 mm 0.14 ft
Case Weight		3.1 kg 7 lbs
Case Width with Stand	25.2 in 64 cm 640 mm 2.1 ft	21.33 in 54.2 cm 541.8 mm 1.78 ft
Case Height with Stand	18.85 in 47.9 cm 478.8 mm 1.57 ft	12.85 in 32.6 cm 326.4 mm 1.07 ft
Case Depth with Stand	7.87 in 20 cm 200 mm 0.66 ft	7.03 in 17.9 cm 178.6 mm 0.59 ft
Case Weight with Stand		4.8 kg 11 lbs
Case Color	Black	Black
Hardware
Built-in Camera	No	No
Connectivity	1 x D-sub 1 x HDMI 1.4 (MHL) 1 x DVI-D Dual Link	1 x D-sub 1 x HDMI 1.4 1 x DisplayPort 1.2
Audio
Audio Speakers		2 x 1.5W
Features
Cool Features	Flicker-free technology HDCP (High-bandwidth Digital Content Protection)	3-side NearEdgeless Design
Extra Features		Anti-theft stand lock slot - Kensington
Ergonomics
Case Width	25.2 in 64 cm 640 mm 2.1 ft	21.33 in 54.2 cm 541.8 mm 1.78 ft
Case Height	15 in 38.1 cm 381 mm 1.25 ft	12.48 in 31.7 cm 317.1 mm 1.04 ft
Vesa Mount Support	Yes	Yes
VESA Interface Standard Size	100 x 100	100 x 100
Removable VESA Stand	Yes	Yes
Height Adjustment	No	Yes
Height Adjustment Range		155 mm 15.5 cm 6.1024 in 0.5085 ft
Landscape or Portrait Pivot Support	No	Yes
Left Pivot		90 °
Right Pivot		90 °
Left or Right Swivel Support	No	Yes
Left Swivel		360 °
Right Swivel		360 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	5 °
Backward Tilt	15 °	22 °
Frequency and Interpolation
Vertical Digital Frequency	60 Hz	60 Hz
Screen Interpolation Measurement Unit		NULL
Accessories
Extras	D-subt cable DVI-D cable HDMI cable	HDMI cable
Certificates and Standards
Licenses	ENERGY STAR	CCC ENERGY STAR EPEAT RoHS TCO Certified Display 8.0 TCO Edge 2.0 TÜV Rheinland Eye Comfort VCCI WHQL (Windows 10; 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

Acer KA270H

Lenovo ThinkVision E24-28