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Comparatie intre Acer B277K vs HP U28 4K HDR

Informatii Generale
Model Acer B277K HP U28 4K HDR
Pret
Tip Monitor Monitor
An Fabricatie 2018 2020
Brand Acer HP
Model B277K U28 4K HDR
Alias B277K bmiipprzx 1Z978AA
Informatii Ecran
Clasa Marime Ecran 27" (inches) 28" (inches)
Dimensiune Diagonala 26.96 in
68.5 cm
684.7 mm
2.25 ft
27.9 in
70.9 cm
708.538 mm
2.32 ft
Latime Ecran 23.47 in
59.6 cm
596.16 mm
1.96 ft
24.45 in
62.1 cm
620.928 mm
2.04 ft
Inaltime Ecran 13.2 in
33.5 cm
335.34 mm
1.1 ft
13.44 in
34.1 cm
341.28 mm
1.12 ft
Tip Ecran IPS IPS
Display Bit Depth 10 bits (8 bits + FRC) 10 bits (8 bits + FRC)
Frame Rate Control Yes Yes
Numar Maxim de Culori 1073741824 1073741824
Biti 30 30
Aspect Ecran 16:9 16:9
Rezolutie Ecran 3840 x 2160 3840 x 2160
Screen Pixel Pitch 0.155 mm 0.116 mm
Densitate Pixeli Ecran 163 ppi 157 ppi
Raport Marime Ecran-Carcasa 88.72 % 89.61 %
Sursa Iluminare W-LED W-LED
DCI P3 93%
sRGB 100 % 100 %
Luminozitate 300 cd/m² 400 cd/m²
Contrast Ecran 1000 : 1 1000 : 1
Contrast Dinamic Ecran 100000000 : 1
Unghi Vizibilitate Ecran (Orizontala) 178 ° 178 °
Unzhi Vizibilitate Ecran (Verticala) 178 ° 178 °
Timp Minim de Raspuns 4 ms 4 ms
Strat Protector Ecran Anti-glare/Matte (3H) Anti-glare/Matte (3H)
HDR HDR
3D No No
Marime, Greutate, Culoare
Adancime Carcasa 2.59 in
6.6 cm
65.7 mm
0.22 ft
1.71 in
4.3 cm
43.4 mm
0.14 ft
Greutate Carcasa 4.36 kg
10 lbs
Adancime Carcasa cu Suport 24.17 in
61.4 cm
614 mm
2.01 ft
25.08 in
63.7 cm
637.1 mm
2.09 ft
Inaltime Carcasa cu Suport 15.79 in
40.1 cm
401 mm
1.32 ft
20.92 in
53.1 cm
531.4 mm
1.74 ft
Adancime Ecran cu Suport 8.17 in
20.8 cm
207.5 mm
0.68 ft
7.48 in
19 cm
189.9 mm
0.62 ft
Greutate Ecran cu Suport 6.5 kg
14 lbs
6.35 kg
14 lbs
Culoare Carcasa Black Black
Hardware
Stocare Interna 8
Camera Web Integrata No No
Conectivitate 2 x HDMI 2.0
1 x DisplayPort 1.2
1 x 3.5 mm Audio In
1 x 3.5 mm Audio Out
1 x DisplayPort 1.2 (Input mini)
4 x USB 3.0 (downstream)
1 x USB 3.0 (upstream)
1 x HDMI 2.0
1 x DisplayPort 1.2
1 x 3.5 mm Audio Out
1 x USB (Type-C; upstream; 65W; DP Alt Mode)
3 x USB 3.2 (Type-A; Gen 1; downstream)
Audio
Boxe Audio Integrate 2 x 2W 2 x 3W
Caracteristici
Caracteristici Speciale Flicker-free technology
HDCP (High-bandwidth Digital Content Protection)
AMD FreeSync technology
Blue Light Filter
Flicker-free technology
Low Blue Light
Caracteristici Extra Security lock slot
Ergonomie
Adancime Carcasa 24.17 in
61.4 cm
614 mm
2.01 ft
25.08 in
63.7 cm
637.1 mm
2.09 ft
Inaltime Carcasa 14.45 in
36.7 cm
367 mm
1.2 ft
14.61 in
37.1 cm
371.2 mm
1.22 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
Suport Pivotare Mod Portret / Vedere Yes Yes
Pivotare la Stanga 0 ° 90 °
Pivotare la Dreapta 90 ° 90 °
Suport Rotatie Stanga/Dreapta Yes Yes
Rotatie spre Stanga 45 °
Rotatie spre Dreapta 45 °
Suport Inclare Fata/Spate Yes Yes
Inclinare Ecran in Fata 5 ° 5 °
Inclinare Ecran pe Spate 25 ° 23 °
Frecventa si Interpolare
Frecventa Digitala pe Verticala 40 Hz - 60 Hz 23 Hz - 75 Hz
Frecventa Digitala pe Orizontala 30 kHz - 160 kHz 30 kHz - 140 kHz
Unitate Masura Interpolare Ecran NULL
Accesorii
Extra DisplayPort cable - optional
HDMI cable - optional
USB 3.0 upstream cable
DisplayPort cable
HDMI cable
USB Type-C cable
Certificate si Standarde
Licente ENERGY STAR 7.0
Epeat Gold
ErP
TCO Certified Displays 7.0
Australian-New Zealand MEPS
BSMI
CB
CCC
CE
CECP
CEL
EAC
ENERGY STAR
FCC
ISO 9241-307
KC/KCC
NOM
PSB
SEPA
TCO Certified
TUV-S
UL/CSA
VCCI
Vietnam MEPS
WEEE
ISC
WW application
ICE
Cerinte Utilizare si Stocare
Nivel Optim Temperatura de Functionare 5 °C - 35 °C
41 °F - 95 °F
Safe Operating Humidity Level 20 % - 80 %
Acer B277K HP U28 4K HDR