Comparison between Philips 278B1 vs Iiyama G-Master GB2770QSU-B5

General Info
Model Number	Philips 278B1	Iiyama G-Master GB2770QSU-B5

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Type	Monitor	Monitor
Year	2020	2023
Brand	Philips	Iiyama
Model Series	B-Line
Model Number	278B1	G-Master GB2770QSU-B5
Alias	278B 278B1/01 278B1/00	Red Eagle GB2770QSU-B5
Display
Screen Size Class	27" (inches)	27" (inches)
Diagonal Size	27 in 68.6 cm 685.8 mm 2.25 ft	26.96 in 68.5 cm 684.667 mm 2.25 ft
Screen Width	23.49 in 59.7 cm 596.736 mm 1.96 ft	23.49 in 59.7 cm 596.736 mm 1.96 ft
Screen Height	13.22 in 33.6 cm 335.664 mm 1.1 ft	13.22 in 33.6 cm 335.664 mm 1.1 ft
Display Manufacturer		AU Optronics
Display Type	IPS	AHVA IPS
Display Bit Depth	10 bits (8 bits + FRC)	8 bits
Frame Rate Control	Yes	No
Max Number of Colors	1073741824	16777216
Bits	30	24
Screen Aspect Ratio	16:9	16:9
Screen Resolution	3840 x 2160	2560 x 1440
Screen Pixel Pitch	0.155 mm	0.233 mm
Screen Pixel Density	163 ppi	109 ppi
Screen-to-Body Ratio	89.28 %
Backlight Source	W-LED	W-LED
DCI P3		94%
sRGB	122 %
Adobe RGB 1998		85 %
NTSC 1953	103 %
Screen Brightness	350 cd/m²	400 cd/m²
Max Screen Brightness		550 cd/m²
Static Screen Contrast	1000 : 1	1000 : 1
Dynamic Screen Contrast	50000000 : 1	80000000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Display Minimum Response Time	4 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte (3H)
HDR		DisplayHDR 400
3D	No	No
Size, weight, color
Case Depth	2.01 in 5.1 cm 51 mm 0.17 ft
Case Weight	5.03 kg 11 lbs
Case Width with Stand	24.13 in 61.3 cm 613 mm 2.01 ft	24.17 in 61.4 cm 614 mm 2.01 ft
Case Height with Stand	21.14 in 53.7 cm 537 mm 1.76 ft	15.75 in 40 cm 400 mm 1.31 ft
Case Depth with Stand	8.07 in 20.5 cm 205 mm 0.67 ft	9.92 in 25.2 cm 252 mm 0.83 ft
Case Weight with Stand	6.64 kg 15 lbs	5.6 kg 12 lbs
Case Color	Black	Black
Hardware
Built-in Camera	No	No
Connectivity	2 x HDMI 2.0 1 x DisplayPort 1.2 1 x 3.5 mm Audio Out 1 x USB 3.2 (Type-B; Gen 1; upstream) 4 x USB 3.2 (Type-A; Gen 1; downstream; BC 1.2 charging at 2A)	1 x DisplayPort 1.4 1 x 3.5 mm Audio Out 2 x USB 2.0 (Type-A; downstream) 1 x HDMI 2.0
Audio
Audio Speakers	2 x 2W	2 x 2W
Features
Cool Features	EasyRead Flicker-free technology Low Blue Light SmartControl PowerSensor LightSensor Adaptive-Sync Technology SmartImage DDC/CI SmartUniformity	Fast IPS Flicker-free technology Low Blue light AMD FreeSync Premium Pro Black Tuner
Extra Features	Anti-theft stand lock slot - Kensington	Anti-theft stand lock slot - Kensington
Ergonomics
Case Width	24.13 in 61.3 cm 613 mm 2.01 ft	24.17 in 61.4 cm 614 mm 2.01 ft
Case Height	14.41 in 36.6 cm 366 mm 1.2 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	150 mm 15 cm 5.9055 in 0.4921 ft	150 mm 15 cm 5.9055 in 0.4921 ft
Landscape or Portrait Pivot Support	Yes	Yes
Left Pivot	90 °	0 °
Right Pivot	90 °	90 °
Left or Right Swivel Support	Yes	No
Left Swivel	180 °
Right Swivel	180 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	5 °
Backward Tilt	35 °	23 °
Frequency and Interpolation
Vertical Digital Frequency	23 Hz - 75 Hz	40 Hz - 165 Hz
Horizontal Digital Frequency	30 kHz - 140 kHz	30 kHz - 242 kHz
Screen Interpolation Measurement Unit	NULL	NULL
Accessories
Extras	HDMI cable DisplayPort cable	DisplayPort cable HDMI cable USB cable
Certificates and Standards
Licenses	CB CE Mark CU-EAC FCC Class B EnergyStar 8.0 EPA Epeat ICES-003 RoHS SEMKO TCO Certified Edge TUV/GS TUV Ergo TUV Eye Comfort UKRAINIAN	CE EAC ErP PSE REACH RoHS TÜV-Bauart UKCA VCCI WEEE
Usage and Storage Requirements
Safe Operating Temperature Level	0 °C - 40 °C 32 °F - 104 °F	5 °C - 35 °C 41 °F - 95 °F
Safe Operating Humidity Level	20 % - 80 %	10 % - 80 %
Internal Storage Temperature	-20 °C - 60 °C -4 °F - 140 °F	-20 °C - 60 °C -4 °F - 140 °F
Internal Storage Humidity	20 % - 80 %	5 % - 85 %
Max Operating Altitude	3658
Max Storage Altitude	12192

Philips 278B1

Iiyama G-Master GB2770QSU-B5