Comparison between Acer R271B bmix vs HP M22f

General Info
Model Number	Acer R271B bmix	HP M22f

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2019	2021
Brand	Acer	HP
Model Series	R1
Model Number	R271B bmix	M22f
Alias	"R271 Bbmix" R271Bbmix	2E2Y3AA
Display
Screen Size Class	27" (inches)	22" (inches)
Diagonal Size	27 in 68.6 cm 685.8 mm 2.25 ft	21.5 in 54.6 cm 546.1 mm 1.79 ft
Screen Width	23.54 in 59.8 cm 597.888 mm 1.96 ft	18.74 in 47.6 cm 476.064 mm 1.56 ft
Screen Height	13.24 in 33.6 cm 336.312 mm 1.1 ft	10.54 in 26.8 cm 267.786 mm 0.88 ft
Display Type	IPS	IPS
Display Bit Depth	8 bits (6 bits + FRC)
Frame Rate Control	Yes
Max Number of Colors	16777216
Bits	24
Screen Aspect Ratio	16:9	16:9
Screen Resolution	1920 x 1080	1920 x 1080
Screen Pixel Pitch	0.311 mm	0.248 mm
Screen Pixel Density	81 ppi	102 ppi
Screen-to-Body Ratio	87.04 %	91.43 %
Backlight Source	W-LED	W-LED
NTSC 1953	72 %
Screen Brightness	250 cd/m²	300 cd/m²
Static Screen Contrast	1000 : 1	1000 : 1
Dynamic Screen Contrast	100000000 : 1	10000000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Display Minimum Response Time		5 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte
3D	No	No
Size, weight, color
Case Depth	1.34 in 3.4 cm 34 mm 0.11 ft	1.25 in 3.2 cm 31.8 mm 0.1 ft
Case Weight	3.25 kg 7 lbs	1.8 kg 4 lbs
Case Width with Stand	24.45 in 62.1 cm 621 mm 2.04 ft	19.11 in 48.6 cm 485.5 mm 1.59 ft
Case Height with Stand	17.87 in 45.4 cm 454 mm 1.49 ft	12.52 in 31.8 cm 318 mm 1.04 ft
Case Depth with Stand	8.82 in 22.4 cm 224 mm 0.73 ft	6.98 in 17.7 cm 177.2 mm 0.58 ft
Case Weight with Stand	3.65 kg 8 lbs	2.2 kg 5 lbs
Case Color	Black	Silver
Hardware
Built-in Camera	No	No
Connectivity	1 x 3.5 mm Audio Out 1 x HDMI 1.4 1 x D-sub (Mini; 15-pin)	1 x HDMI 1.4 1 x D-sub
Audio
Audio Speakers	2 x 2W
Features
Cool Features	Flicker-free technology Low Blue Light ZeroFrame Design AMD FreeSync technology DDCB2 (DDC/CI compatible)	Flicker-free technology HP Display Center software Low Blue Light HP Eye Ease 3-side bezelless design AMD FreeSync technology
Extra Features		Security lock slot
Ergonomics
Case Width	24.45 in 62.1 cm 621 mm 2.04 ft	19.11 in 48.6 cm 485.5 mm 1.59 ft
Case Height	14.65 in 37.2 cm 372 mm 1.22 ft	11.31 in 28.7 cm 287.2 mm 0.94 ft
Vesa Mount Support	No	No
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	15 °	25 °
Frequency and Interpolation
Vertical Digital Frequency	50 Hz - 75 Hz	48 Hz - 75 Hz
Horizontal Digital Frequency	55 kHz - 83 kHz	30 kHz - 86 kHz
Screen Interpolation Measurement Unit	NULL	NULL
Accessories
Extras	Audio cable Mini D-sub 15-pin cable	D-Sub cable (optional) HDMI cable (optional)
Certificates and Standards
Licenses	CCC CE FCC ISO9241-307 J-Moss green mark MPR Ⅱ PC recycling PSE (Electrical Appliance and Material Safety Law) RoHS VCCI-B	Australian-New Zealand MEPS BIS BSMI CB CCC CE CECP CEL cTUVus EAC Eyesafe Certified ENERGY STAR EUP Lot-5 EUP Lot-6 FCC ICES ISO 9241-307 KC/KCC NOM VCCI Vietnam MEPS WEEE EUP Lot-26 California Energy Commission (CEC) South Africa Energy eStandby WW application UAE Ukraine certificates NRCS of South Africa
Usage and Storage Requirements
Safe Operating Temperature Level	0 °C - 40 °C 32 °F - 104 °F	0 °C - 40 °C 32 °F - 104 °F
Safe Operating Humidity Level	20 % - 80 %	20 % - 80 %
Internal Storage Temperature	-20 °C - 60 °C -4 °F - 140 °F	-20 °C - 65 °C -4 °F - 149 °F
Internal Storage Humidity		10 % - 90 %

Acer R271B bmix

HP M22f