Comparison between HP E27u G4 QHD vs HP Z27i

General Info
Model Number	HP E27u G4 QHD	HP Z27i

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2021	2013
Brand	HP	HP
Model Number	E27u G4 QHD	Z27i
Alias	189T3AA	D7P92A4 D7P92A8 D7P92AS D7P92AT
Display
Screen Size Class	27" (inches)	27" (inches)
Diagonal Size	27 in 68.6 cm 685.8 mm 2.25 ft	27 in 68.6 cm 685.8 mm 2.25 ft
Screen Width	23.49 in 59.7 cm 596.736 mm 1.96 ft	23.49 in 59.7 cm 596.736 mm 1.96 ft
Screen Height	13.22 in 33.6 cm 335.664 mm 1.1 ft	13.22 in 33.6 cm 335.664 mm 1.1 ft
Display Manufacturer		LG Display
Display Type	IPS	AH-IPS
Display Bit Depth	8 bits (6 bits + FRC)	8 bits
Frame Rate Control	Yes	No
Max Number of Colors	16777216	16777216
Bits	24	24
Screen Aspect Ratio	16:9	16:9
Screen Resolution	2560 x 1440	2560 x 1440
Screen Pixel Pitch	0.233 mm	0.233 mm
Screen Pixel Density	109 ppi	109 ppi
Screen-to-Body Ratio	89.06 %	82.41 %
Backlight Source	W-LED	W-LED
sRGB		99 %
Adobe RGB 1998		72 %
Screen Brightness	250 cd/m²	350 cd/m²
Static Screen Contrast	1000 : 1	1000 : 1
Dynamic Screen Contrast	5000000 : 1	5000000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Screen Input Lag		35 ms
Display Minimum Response Time	5 ms	8 ms
Display Average Response Time		12 ms
Display Maximum Response Time		17 ms
Display Coating	Anti-glare/Matte	Anti-glare/Matte
3D	No	No
Size, weight, color
Case Depth	1.92 in 4.9 cm 48.8 mm 0.16 ft	2.58 in 6.6 cm 65.5 mm 0.21 ft
Case Weight		5.3 kg 12 lbs
Case Width with Stand	24.15 in 61.3 cm 613.3 mm 2.01 ft	25.24 in 64.1 cm 641 mm 2.1 ft
Case Height with Stand	15.19 in 38.6 cm 385.9 mm 1.27 ft	16.55 in 42 cm 420.4 mm 1.38 ft
Case Depth with Stand	8.5 in 21.6 cm 215.8 mm 0.71 ft	9.54 in 24.2 cm 242.4 mm 0.8 ft
Case Weight with Stand	7.6 kg 17 lbs	9.8 kg 22 lbs
Case Color	Black	Black
Hardware
Built-in Camera	No	No
Connectivity	1 x HDMI 1.4 1 x DisplayPort 1.2 (in) 1 x DisplayPort 1.2 (out) 4 x USB 3.2 (Type-A; Gen 1; downstream) 1 x USB 3.2 (Type-C; upstream; 65W; DP Alt Mode)	1 x HDMI 1.4 1 x DisplayPort 1.2 1 x D-sub 1 x 3.5 mm Audio Out 1 x DVI-D Dual Link 4 x USB 3.0 (downstream) 1 x USB 3.0 (upstream)
Audio
Features
Cool Features	Low Blue Light 3-sided Micro-Edge desing Flicker-free technology	HDCP (High-bandwidth Digital Content Protection) Picture-in-Picture DDC/CI EcoModes
Extra Features	Security lock slot	Security lock slot
Ergonomics
Case Width	24.15 in 61.3 cm 613.3 mm 2.01 ft	25.24 in 64.1 cm 641 mm 2.1 ft
Case Height	14.44 in 36.7 cm 366.7 mm 1.2 ft	14.93 in 37.9 cm 379.2 mm 1.24 ft
Vesa Mount Support	Yes	Yes
VESA Interface Standard Size	100 x 100	100 x 100
Removable VESA Stand	Yes	Yes
Height Adjustment	Yes	Yes
Height Adjustment Range	150 mm 15 cm 5.9055 in 0.4921 ft	120 mm 12 cm 4.7244 in 0.3937 ft
Landscape or Portrait Pivot Support	Yes	Yes
Left Pivot	90 °	0 °
Right Pivot	90 °	90 °
Left or Right Swivel Support	Yes	Yes
Left Swivel	45 °	45 °
Right Swivel	45 °	45 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	5 °
Backward Tilt	23 °	20 °
Frequency and Interpolation
Vertical Digital Frequency	60 Hz	50 Hz - 76 Hz
Horizontal Digital Frequency		24 kHz - 94 kHz
Screen Interpolation Measurement Unit	NULL
Accessories
Extras	USB Type-C cable	DisplayPort cable DVI-D cable USB 3.0 upstream cable
Certificates and Standards
Licenses	Australian-New Zealand MEPS BIS BSMI CB CCC CE CECP CEL cTUVus EAC ENERGY STAR FCC ISE for Cambodia ISO 9241-307 KC/KCC NOM PSB SEPA TCO Certified TCO Certified Edge TUV-S VCCI Vietnam MEPS WEEE ISC WW application ICE UAE	BSMI C-Tick CB CCC CE CECP CEL Grade 1 EAC ENERGY STAR EPA Epeat Gold/Silver (market dependent) FCC Class B ICE ISC KC KCC NOM PSB SEPA TCO EDGE TÜV/S VCCI-B WHQL (Windows 8; Windows 7)
Usage and Storage Requirements
Safe Operating Temperature Level	5 °C - 35 °C 41 °F - 95 °F	5 °C - 35 °C 41 °F - 95 °F
Safe Operating Humidity Level	20 % - 80 %	20 % - 80 %
Internal Storage Temperature	-34 °C - 60 °C -29.2 °F - 140 °F	-20 °C - 60 °C -4 °F - 140 °F
Internal Storage Humidity	5 % - 95 %	5 % - 95 %
Max Operating Altitude	5000	5000
Max Storage Altitude	12192	12192

HP E27u G4 QHD

HP Z27i