Comparison between Acer XB271HK vs HP X34

General Info
Model Number	Acer XB271HK	HP X34

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2015	2021
Brand	Acer	HP
Model Number	XB271HK	X34
Alias	XB271HK bmiprz	2V7W6AA
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	23.47 in 59.6 cm 596.16 mm 1.96 ft	31.49 in 80 cm 799.8 mm 2.62 ft
Screen Height	13.2 in 33.5 cm 335.34 mm 1.1 ft	13.18 in 33.5 cm 334.8 mm 1.1 ft
Display Manufacturer	AU Optronics
Display Type	AHVA IPS	IPS
Display Bit Depth	10 bits	8 bits
Frame Rate Control	No	No
Max Number of Colors	1073741824	16777216
Bits	30	24
Screen Aspect Ratio	16:9	21:9
Screen Resolution	3840 x 2160	3440 x 1440
Screen Pixel Pitch	0.155 mm	0.233 mm
Screen Pixel Density	163 ppi	109 ppi
Screen-to-Body Ratio	88.3 %	89.09 %
Backlight Source	W-LED	W-LED
sRGB	100 %	99 %
NTSC 1953	72 %
Screen Brightness	300 cd/m²
Max Screen Brightness		400 cd/m²
Static Screen Contrast	1000 : 1	1000 : 1
Dynamic Screen Contrast		100000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Screen Input Lag	4 ms
Display Minimum Response Time	4 ms
Display Average Response Time	8 ms
Display Maximum Response Time	12 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte (3H)
HDR		DisplayHDR 400
3D	No	No
Size, weight, color
Case Depth	2.4 in 6.1 cm 61 mm 0.2 ft	2.11 in 5.4 cm 53.6 mm 0.18 ft
Case Weight	4.6 kg 10 lbs	8 kg 18 lbs
Case Width with Stand	24.2 in 61.5 cm 614.7 mm 2.02 ft	32.15 in 81.7 cm 816.5 mm 2.68 ft
Case Height with Stand	15.8 in 40.1 cm 401.3 mm 1.32 ft
Case Depth with Stand	10.57 in 26.8 cm 268.4 mm 0.88 ft
Case Weight with Stand	7 kg 15 lbs
Case Color	Black	Black
Hardware
Built-in Camera	No	No
Connectivity	1 x HDMI 1.4 1 x DisplayPort 1.2 4 x USB 3.0 (downstream) 1 x USB 3.0 (upstream)	1 x 3.5 mm Audio Out 1 x HDMI 2.0 1 x DisplayPort 1.4
Audio
Audio Speakers	2 x 2W
Features
Cool Features	Flicker-free technology Nvidia G-SYNC Technology	Flicker-free technology HP Eye Ease OMEN Gaming Hub Low Blue Light 3-sided Micro-Edge design AMD FreeSync Premium
Extra Features		Security lock slot
Ergonomics
Case Width	24.2 in 61.5 cm 614.7 mm 2.02 ft	32.15 in 81.7 cm 816.5 mm 2.68 ft
Case Height	14.5 in 36.8 cm 368.3 mm 1.21 ft	14.49 in 36.8 cm 368.1 mm 1.21 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	Yes
Left Pivot	90 °	0 °
Right Pivot	90 °	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	35 °	20 °
Frequency and Interpolation
Vertical Digital Frequency	60 Hz	48 Hz - 165 Hz
Horizontal Digital Frequency		30 kHz - 255 kHz
Screen Interpolation Measurement Unit		NULL
Accessories
Extras	DisplayPort cable HDMI cable USB 3.0 cable	DisplayPort cable
Certificates and Standards
Licenses	ENERGY STAR ErP TCO Certified Displays 6.0	Eyesafe certified TÜV Rheinland Low Blue Light Certified
Usage and Storage Requirements
Safe Operating Temperature Level		5 °C - 35 °C 41 °F - 95 °F
Safe Operating Humidity Level		20 % - 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 XB271HK

HP X34