Comparison between Iiyama ProLite B2791QSU-B1 vs Dell U4320Q

General Info
Model Number	Iiyama ProLite B2791QSU-B1	Dell U4320Q

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2017	2020
Brand	Iiyama	Dell
Model Series		UltraSharp
Model Number	ProLite B2791QSU-B1	U4320Q
Alias	B2791QSU-B1	UltraSharp U4320Q
Display
Screen Size Class	27" (inches)	43" (inches)
Diagonal Size	27 in 68.6 cm 685.8 mm 2.25 ft	42.52 in 108 cm 1080 mm 3.54 ft
Screen Width	23.49 in 59.7 cm 596.73 mm 1.96 ft	37.05 in 94.1 cm 941.184 mm 3.09 ft
Screen Height	13.22 in 33.6 cm 335.664 mm 1.1 ft	20.84 in 52.9 cm 529.416 mm 1.74 ft
Display Type	TN	IPS
Display Bit Depth	8 bits	10 bits (8 bits + FRC)
Frame Rate Control		Yes
Max Number of Colors	16777216	1073741824
Bits	24	30
Screen Aspect Ratio	16:9	16:9
Screen Resolution	2560 x 1440	3840 x 2160
Screen Pixel Pitch	0.233 mm	0.245 mm
Screen Pixel Density	109 ppi	103 ppi
Screen-to-Body Ratio	88.24 %	91.28 %
Backlight Source	W-LED	W-LED
sRGB		96 %
NTSC 1953	72 %
Screen Brightness	350 cd/m²	350 cd/m²
Static Screen Contrast	1000 : 1	1000 : 1
Dynamic Screen Contrast	80000000 : 1
Screen Horizontal Viewing Angle	170 °	178 °
Screen Vertical Viewing Angle	160 °	178 °
Display Minimum Response Time	1 ms	5 ms
Display Average Response Time		8 ms
Display Coating		Anti-glare/Matte (3H)
3D	No	No
Size, weight, color
Case Depth	2.13 in 5.4 cm 54 mm 0.18 ft	2.32 in 5.9 cm 59 mm 0.19 ft
Case Weight		13.2 kg 29 lbs
Case Width with Stand	24.06 in 61.1 cm 611 mm 2 ft	38.08 in 96.7 cm 967.2 mm 3.17 ft
Case Height with Stand	15.63 in 39.7 cm 397 mm 1.3 ft	23.43 in 59.5 cm 595.2 mm 1.95 ft
Case Depth with Stand	9.06 in 23 cm 230 mm 0.75 ft	9.8 in 24.9 cm 249 mm 0.82 ft
Case Weight with Stand	6.1 kg 13 lbs	17.6 kg 39 lbs
Case Color	Black	Black
Hardware
Built-in Camera	No	No
Connectivity	1 x HDMI 1.4 1 x DisplayPort 1.2 1 x 3.5 mm Audio In 1 x 3.5 mm Audio Out 1 x DVI-D Dual Link 2 x USB 3.0 (downstream) 1 x USB 3.0 (upstream)	1 x USB 3.0 (Type-C; 90W; DisplayPort) 1 x USB 3.0 (Type-C; downstream; 15W) 1 x DisplayPort 1.4 1 x 3.5 mm Audio Out 2 x HDMI 2.0 (CEC) 1 x USB 3.0 (BC charging 2A) 2 x USB 3.0 (Type-A; downstream)
Audio
Audio Speakers	2 x 2W
Features
Cool Features	HDCP (High-bandwidth Digital Content Protection) Low Blue Light EcoModes Flicker-free technology	Picture-by-Picture Picture-in-Picture Flicker-free technology Low Blue Light
Extra Features	Anti-theft stand lock slot - Kensington	Security lock slot
Ergonomics
Case Width	24.06 in 61.1 cm 611 mm 2 ft	38.08 in 96.7 cm 967.2 mm 3.17 ft
Case Height	14.63 in 37.2 cm 371.5 mm 1.22 ft	22.22 in 56.4 cm 564.4 mm 1.85 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	130 mm 13 cm 5.1181 in 0.4265 ft	60 mm 6 cm 2.3622 in 0.1969 ft
Landscape or Portrait Pivot Support	Yes	No
Left Pivot	0 °
Right Pivot	90 °
Left or Right Swivel Support	Yes	Yes
Left Swivel	45 °	20 °
Right Swivel	45 °	20 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	5 °
Backward Tilt	22 °	10 °
Frequency and Interpolation
Vertical Digital Frequency	48 Hz - 75 Hz	60 Hz
Horizontal Digital Frequency	30 kHz - 89 kHz
Screen Interpolation Measurement Unit		NULL
Accessories
Extras	DisplayPort cable HDMI cable USB 3.0 cable	DisplayPort cable HDMI cable USB Type-C to Type-C cable USB Type-C to Type-A cable
Certificates and Standards
Licenses	CE ENERGY STAR PSE TÜV/GS VCCI-B	BFR-free CEL ENERGY STAR 6.0 EPEAT Mercury-free NFPA 99 PVC-free RoHS Compliant
Usage and Storage Requirements
Safe Operating Temperature Level	5 °C - 35 °C 41 °F - 95 °F	0 °C - 40 °C 32 °F - 104 °F
Safe Operating Humidity Level	10 % - 80 %	10 % - 90 %
Internal Storage Temperature	-20 °C - 60 °C -4 °F - 140 °F	-20 °C - 60 °C -4 °F - 140 °F
Internal Storage Humidity	5 % - 85 %	5 % - 90 %
Max Operating Altitude		5000
Max Storage Altitude		12192

Iiyama ProLite B2791QSU-B1

Dell U4320Q