Comparatie intre Dell U4021QW vs Dell U3821DW

Informatii Generale
Model	Dell U4021QW	Dell U3821DW

Pret	Check on Amazon	Check on Amazon
Tip	Monitor	Monitor
An Fabricatie	2021	2021
Brand	Dell	Dell
Seria Modelului		UltraSharp
Model	U4021QW	U3821DW
Informatii Ecran
Clasa Marime Ecran	40" (inches)	38" (inches)
Dimensiune Diagonala		37.52 in 95.3 cm 952.9 mm 3.13 ft
Latime Ecran	37.27 in 94.7 cm 946.6 mm 3.11 ft	35.04 in 89 cm 890 mm 2.92 ft
Inaltime Ecran		15.27 in 38.8 cm 387.8 mm 1.27 ft
Dimensiune Curba Ecran	2500	2300
Tip Ecran	IPS	IPS
Display Bit Depth	10 bits	10 bits
Numar Maxim de Culori	1073741824	1073741824
Biti	30	30
Aspect Ecran	21:9	24:10
Rezolutie Ecran	5120 x 2160	3840 x 1600
Screen Pixel Pitch		0.229 mm
Densitate Pixeli Ecran		109 ppi
Raport Marime Ecran-Carcasa		98.38 %
Sursa Iluminare	W-LED	W-LED
DCI P3	98%	95%
sRGB	100 %	100 %
Luminozitate	300 cd/m²	300 cd/m²
Contrast Ecran	1000 : 1	1000 : 1
Unghi Vizibilitate Ecran (Orizontala)	178 °	178 °
Unzhi Vizibilitate Ecran (Verticala)	178 °	178 °
Timp Minim de Raspuns	5 ms	5 ms
Timp Mediu de Raspuns	8 ms	8 ms
Strat Protector Ecran	Anti-glare/Matte (3H)	Anti-glare/Matte (3H)
HDR		DisplayHDR 600
3D	No	No
Marime, Greutate, Culoare
Adancime Carcasa		4.03 in 10.2 cm 102.4 mm 0.34 ft
Greutate Carcasa		8.8 kg 19 lbs
Adancime Carcasa cu Suport	37.27 in 94.7 cm 946.6 mm 3.11 ft	35.21 in 89.4 cm 894.3 mm 2.93 ft
Inaltime Carcasa cu Suport	18.02 in 45.8 cm 457.8 mm 1.5 ft	17.47 in 44.4 cm 443.8 mm 1.46 ft
Adancime Ecran cu Suport	9.76 in 24.8 cm 248 mm 0.81 ft	9.89 in 25.1 cm 251.2 mm 0.82 ft
Greutate Ecran cu Suport	9.5 kg 21 lbs	13.6 kg 30 lbs
Culoare Carcasa	Black	Black
Hardware
Camera Web Integrata	No	No
Conectivitate	1 x USB 3.2 (Type-C; downstream; 15W) 1 x Ethernet RJ45 (Gigabit) 1 x DisplayPort 1.4 1 x 3.5 mm Audio Out (line-out for speakers) 1 x Thunderbolt 3.0 (Type-C; upstream; 90W; DP Alt Mode) 2 x HDMI 2.0 4 x USB 3.2 (Type-A; Gen 1; downstream) 1 x USB 3.2 (Type-B; Gen 1; upstream)	1 x USB 3.2 (Type-C; upstream; 90W; DP Alt Mode) 4 x USB 3.2 (Type-A; Gen 1; downstream) 2 x HDMI 2.0 1 x 3.5 mm Audio Out (line-out for speakers) 1 x DisplayPort 1.4 1 x Ethernet RJ45 1 x USB 3.2 (Type-B; Gen 1; upstream) 1 x USB 3.2 (Type-C; downstream)
Audio
Boxe Audio Integrate	2 x 9W	2 x 9W
Caracteristici
Caracteristici Speciale	KVM Switch Low Blue Light Picture-in-Picture Picture-by-Picture ComfortView Plus Flicker-free technology	Low Blue Light Picture-by-Picture Picture-in-Picture Flicker-free technology KVM Switch
Caracteristici Extra	Security lock slot	Security lock slot
Ergonomie
Adancime Carcasa		35.21 in 89.4 cm 894.3 mm 2.93 ft
Inaltime Carcasa		15.44 in 39.2 cm 392.3 mm 1.29 ft
Suport Perete VESA	Yes	Yes
Marime Interfata VESA Standard	100 x 100	100 x 100
Stand VESA Detasabil	Yes	Yes
Ajustare pe Inaltime	Yes	Yes
Interval Ajustare Inaltime	120 mm 12 cm 4.7244 in 0.3937 ft	120 mm 12 cm 4.7244 in 0.3937 ft
Suport Pivotare Mod Portret / Vedere	No	No
Suport Rotatie Stanga/Dreapta	Yes	Yes
Rotatie spre Stanga	30 °	30 °
Rotatie spre Dreapta	30 °	30 °
Suport Inclare Fata/Spate	Yes	Yes
Inclinare Ecran in Fata	5 °	5 °
Inclinare Ecran pe Spate	21 °	21 °
Frecventa si Interpolare
Frecventa Digitala pe Verticala	60 Hz	56 Hz - 76 Hz
Frecventa Digitala pe Orizontala		30 kHz - 100 kHz
Unitate Masura Interpolare Ecran	NULL	NULL
Accesorii
Extra	DisplayPort cable HDMI cable Thunderbolt 4 (USB-C) Active Cable USB Type-A to Type-B cable	DisplayPort cable HDMI cable USB Type-C cable USB Type-B 3.2 Gen 1 cable
Certificate si Standarde
Licente		ENERGY STAR 8.0 EPEAT Gold RoHS TAA Availability TCO Certified Displays
Cerinte Utilizare si Stocare
Nivel Optim Temperatura de Functionare	0 °C - 40 °C 32 °F - 104 °F	0 °C - 40 °C 32 °F - 104 °F
Safe Operating Humidity Level	10 % - 80 %	10 % - 80 %
Temperatura Stocare Interna	-20 °C - 60 °C -4 °F - 140 °F	-20 °C - 60 °C -4 °F - 140 °F
Nivel Umiditate Stocare Interna	5 % - 90 %	5 % - 90 %
Nivel Altitudine Maxima de Functionare	5000	5000
Nivel Altitudine Maxim de Stocare	12192	12192

Dell U4021QW

Dell U3821DW