Comparison between HP E27d G4 QHD vs HP M34d

General Info
Model Number	HP E27d G4 QHD	HP M34d

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Type	Monitor	Monitor
Year	2020	2021
Brand	HP	HP
Model Number	E27d G4 QHD	M34d
Alias	E27d QHD Advanced Docking Monitor	3B1W4AA 3B1W4AS 3B1W5AA
Display
Screen Size Class	27" (inches)	34" (inches)
Diagonal Size	27 in 68.6 cm 685.8 mm 2.25 ft	34 in 86.4 cm 863.6 mm 2.83 ft
Screen Width	23.49 in 59.7 cm 596.736 mm 1.96 ft	31.39 in 79.7 cm 797.22 mm 2.62 ft
Screen Height	13.22 in 33.6 cm 335.664 mm 1.1 ft	13.14 in 33.4 cm 333.72 mm 1.09 ft
Display Curvature		1500
Display Type	IPS	VA
Display Bit Depth	8 bits	8 bits
Frame Rate Control		No
Max Number of Colors	16777216	16777216
Bits	24	24
Screen Aspect Ratio	16:9	21:9
Screen Resolution	2560 x 1440	3440 x 1440
Screen Pixel Pitch	0.233 mm	0.232 mm
Screen Pixel Density	109 ppi	109 ppi
Screen-to-Body Ratio	89.19 %	89.59 %
Backlight Source	W-LED	W-LED
sRGB	99 %
Screen Brightness	300 cd/m²	250 cd/m²
Max Screen Brightness		300 cd/m²
Static Screen Contrast	1000 : 1	3500 : 1
Dynamic Screen Contrast	5000000 : 1	10000000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Display Minimum Response Time	5 ms	5 ms
Display Coating	Anti-glare/Matte	Anti-glare/Matte (3H)
3D	No	No
Size, weight, color
Case Depth	1.91 in 4.9 cm 48.5 mm 0.16 ft	4.41 in 11.2 cm 112.1 mm 0.37 ft
Case Weight	5.5 kg 12 lbs	7.85 kg 17 lbs
Case Width with Stand	24.16 in 61.4 cm 613.6 mm 2.01 ft	31.87 in 80.9 cm 809.4 mm 2.66 ft
Case Height with Stand	21.08 in 53.5 cm 535.4 mm 1.76 ft	16.46 in 41.8 cm 418 mm 1.37 ft
Case Depth with Stand	19.09 in 48.5 cm 485 mm 1.59 ft	9.25 in 23.5 cm 234.9 mm 0.77 ft
Case Weight with Stand	8.2 kg 18 lbs	10.5 kg 23 lbs
Case Color	Black	Black
Hardware
Built-in Camera	Yes	No
Connectivity	1 x USB 3.1 (Type-C; downstream; 15W) 1 x Ethernet RJ45 1 x DisplayPort 1.2 (in) 1 x 3.5 mm Microphone In 1 x DisplayPort 1.2 (out) 1 x HDMI 1.4 4 x USB 3.0 (Type-A; 7.5W) 1 x 3.5 mm Audio Out 1 x USB 3.1 (Type-C; upstream; 100W)	1 x USB 3.2 (Type-C; Gen 1; upstream; 65W) 1 x HDMI 2.0 1 x 3.5 mm Audio Out 1 x DisplayPort 1.2 1 x USB 3.0 (Type-B; upstream) 4 x USB 3.2 (Type-A; Gen 1; downstream)
Audio
Audio Speakers		2 x 3W
Features
Cool Features	Microphone Infra-Red Sensor Webcam Flicker-free technology Low Blue Light	KVM Switch Low Blue Light 3-sided Micro-Edge design Flicker-free technology
Extra Features		Security lock slot
Ergonomics
Case Width	24.16 in 61.4 cm 613.6 mm 2.01 ft	31.87 in 80.9 cm 809.4 mm 2.66 ft
Case Height	14.41 in 36.6 cm 366 mm 1.2 ft	14.44 in 36.7 cm 366.9 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	Yes	Yes
Height Adjustment Range	150 mm 15 cm 5.9055 in 0.4921 ft	100 mm 10 cm 3.937 in 0.3281 ft
Landscape or Portrait Pivot Support	Yes	No
Left Pivot	90 °
Right Pivot	90 °
Left or Right Swivel Support	Yes	No
Left Swivel	30 °
Right Swivel	30 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	5 °
Backward Tilt	20 °	21 °
Frequency and Interpolation
Vertical Digital Frequency	48 Hz - 75 Hz	48 Hz - 100 Hz
Horizontal Digital Frequency	30 kHz - 90 kHz	30 kHz - 160 kHz
Screen Interpolation Measurement Unit	NULL	NULL
Accessories
Extras	HDMI cable DisplayPort cable USB Type-C cable	DisplayPort cable HDMI cable USB Type-C cable
Certificates and Standards
Licenses	CE CB KC KCC NOM ISO 9241-307 EAC TUVGS cTUVus PSB CCC CEL ISC VCCI FCC BSMI Vietnam MEPS Australian-New Zealand MEPS WEEE BIS CEC EStandby CECP TUV-S	BIS CB CCC CE CEL cTUVus EAC Energy Star EPA EPEAT FCC GS Mark ISO 9241-307 KC/KCC NOM RCM TCO Certified TÜV Rheinland Low Blue Light Certified VCII WEEE
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	-20 °C - 60 °C -4 °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 E27d G4 QHD

HP M34d