Premium subscription

Limited offer: $9.99 FREE

Subscription benefits:

  • Receive exclusive deals
  • Receive promo codes for monitors and TVs
  • Be the first to read our premium content

DisplayDB este asociat Amazon Services LLC si castiga din vanzarile aferente.

Comparatie intre Dell U2721DE vs Samsung U28R55

Informatii Generale
Model Dell U2721DE Samsung U28R55
Pret
Tip Monitor Monitor
An Fabricatie 2020 2017
Brand Dell Samsung
Seria Modelului UR55
Model U2721DE U28R55
Alias U28R550
U28R55U0
Informatii Ecran
Clasa Marime Ecran 27" (inches) 28" (inches)
Dimensiune Diagonala 26.96 in
68.5 cm
684.7 mm
2.25 ft
28 in
71.1 cm
711.2 mm
2.33 ft
Latime Ecran 23.49 in
59.7 cm
596.736 mm
1.96 ft
24.45 in
62.1 cm
620.928 mm
2.04 ft
Inaltime Ecran 13.22 in
33.6 cm
335.664 mm
1.1 ft
13.44 in
34.1 cm
341.28 mm
1.12 ft
Tip Ecran IPS IPS
Display Bit Depth 8 bits 10 bits
Numar Maxim de Culori 16777216 1073741824
Biti 24 30
Aspect Ecran 16:9 16:9
Rezolutie Ecran 2560 x 1440 3840 x 2160
Screen Pixel Pitch 0.233 mm 0.16 mm
Densitate Pixeli Ecran 109 ppi 157 ppi
Raport Marime Ecran-Carcasa 92.16 % 88.7 %
Sursa Iluminare W-LED W-LED
DCI P3 89%
sRGB 99 %
Luminozitate 350 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 4 ms
Timp Mediu de Raspuns 8 ms
Strat Protector Ecran Anti-glare/Matte (3H) Anti-glare/Matte (3H)
HDR HDR10
3D No No
Marime, Greutate, Culoare
Adancime Carcasa 1.54 in
3.9 cm
39 mm
0.13 ft
2.52 in
6.4 cm
64 mm
0.21 ft
Greutate Carcasa 4.19 kg
9 lbs
5 kg
11 lbs
Adancime Carcasa cu Suport 24.1 in
61.2 cm
612.2 mm
2.01 ft
25.15 in
63.9 cm
638.8 mm
2.1 ft
Inaltime Carcasa cu Suport 15.36 in
39 cm
390.2 mm
1.28 ft
18.87 in
47.9 cm
479.3 mm
1.57 ft
Adancime Ecran cu Suport 7.09 in
18 cm
180 mm
0.59 ft
9.86 in
25.1 cm
250.5 mm
0.82 ft
Greutate Ecran cu Suport 6.24 kg
14 lbs
5.8 kg
13 lbs
Culoare Carcasa Black Dark Blue Gray
Hardware
Camera Web Integrata No No
Conectivitate 1 x USB 3.1 (Type-C; upstream; DP; 65W)
1 x Ethernet RJ45
1 x DisplayPort 1.4
1 x 3.5 mm Audio Out
1 x DisplayPort 1.4 (Output MST)
1 x HDMI 1.4
2 x USB 3.0 (downstream)
2 x USB 3.0 (downstream; BC 1.2)
1 x 3.5 mm Audio Out
1 x HDMI 2.0
1 x DisplayPort 1.2
Audio
Boxe Audio Integrate 2 x 4W
Caracteristici
Caracteristici Speciale Flicker-free technology
Low Blue Light
Samsung MagicUpscale
Eco Saving Plus
Off Timer Plus
Flicker Free
Picture-by-Picture
Picture-in-Picture
Eye Saver Mode
AMD Radeon FreeSync Technology
Image Size
Samsung MagicBright
Easy Setting Box
Caracteristici Extra Security lock slot
Ergonomie
Adancime Carcasa 24.1 in
61.2 cm
612.2 mm
2.01 ft
25.15 in
63.9 cm
638.8 mm
2.1 ft
Inaltime Carcasa 13.98 in
35.5 cm
355 mm
1.16 ft
14.72 in
37.4 cm
374 mm
1.23 ft
Suport Perete VESA Yes Yes
Marime Interfata VESA Standard 100 x 100 75 x 75
Stand VESA Detasabil Yes Yes
Ajustare pe Inaltime Yes No
Interval Ajustare Inaltime 130 mm
13 cm
5.1181 in
0.4265 ft
Suport Pivotare Mod Portret / Vedere Yes No
Pivotare la Stanga 90 °
Pivotare la Dreapta 90 °
Suport Rotatie Stanga/Dreapta Yes No
Rotatie spre Stanga 40 °
Rotatie spre Dreapta 40 °
Suport Inclare Fata/Spate Yes Yes
Inclinare Ecran in Fata 5 ° 2 °
Inclinare Ecran pe Spate 21 ° 15 °
Frecventa si Interpolare
Frecventa Digitala pe Verticala 56 Hz - 76 Hz 40 Hz - 60 Hz
Frecventa Digitala pe Orizontala 30 kHz - 90 kHz
Unitate Masura Interpolare Ecran NULL
Accesorii
Extra DisplayPort cable
USB Type-C to Type-C cable
Certificate si Standarde
Licente ENERGY STAR
EPEAT
TCO Certified
RoHS
NFPA 99
Windows 10 Certification
TÜV Rheinland Eye Comfort 2.0 Certification
Cerinte Utilizare si Stocare
Nivel Optim Temperatura de Functionare 0 °C - 40 °C
32 °F - 104 °F
10 °C - 40 °C
50 °F - 104 °F
Safe Operating Humidity Level 10 % - 80 % 10 % - 80 %
Temperatura Stocare Interna -20 °C - 60 °C
-4 °F - 140 °F
Nivel Umiditate Stocare Interna 5 % - 90 %
Nivel Altitudine Maxima de Functionare 5000
Nivel Altitudine Maxim de Stocare 12192
Dell U2721DE Samsung U28R55