Comparison between Asus PB258Q vs Asus PB278Q

General Info
Model Number	Asus PB258Q	Asus PB278Q

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2015	2012
Brand	Asus	Asus
Model Number	PB258Q	PB278Q
Display
Screen Size Class	25" (inches)	27" (inches)
Diagonal Size	24.98 in 63.4 cm 634.4 mm 2.08 ft	26.96 in 68.5 cm 684.7 mm 2.25 ft
Screen Width	21.77 in 55.3 cm 552.96 mm 1.81 ft	23.49 in 59.7 cm 596.736 mm 1.96 ft
Screen Height	12.25 in 31.1 cm 311.04 mm 1.02 ft	13.22 in 33.6 cm 335.664 mm 1.1 ft
Display Manufacturer	LG Display	Samsung
Display Type	AH-IPS	PLS
Display Bit Depth	8 bits	8 bits
Frame Rate Control	No	No
Max Number of Colors	16777216	16777216
Bits	24	24
Screen Aspect Ratio	16:9	16:9
Screen Resolution	2560 x 1440	2560 x 1440
Screen Pixel Pitch	0.216 mm	0.233 mm
Screen Pixel Density	117 ppi	109 ppi
Screen-to-Body Ratio	88.39 %	80.66 %
Backlight Source	W-LED	W-LED
sRGB	100 %	99.5 %
Adobe RGB 1998	73 %	78.1 %
NTSC 1953		81 %
Screen Brightness	350 cd/m²	300 cd/m²
Static Screen Contrast	1000 : 1	1000 : 1
Dynamic Screen Contrast	100000000 : 1	80000000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Screen Input Lag	7 ms	17 ms
Display Minimum Response Time	5 ms	5 ms
Display Average Response Time	14 ms	12 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte
3D	No	No
Size, weight, color
Case Depth	2.35 in 6 cm 59.6 mm 0.2 ft	2.74 in 7 cm 69.6 mm 0.23 ft
Case Width with Stand	22.47 in 57.1 cm 570.8 mm 1.87 ft	25.31 in 64.3 cm 643 mm 2.11 ft
Case Height with Stand	16.2 in 41.1 cm 411.4 mm 1.35 ft	21.74 in 55.2 cm 552.3 mm 1.81 ft
Case Depth with Stand	8.66 in 22 cm 220 mm 0.72 ft	8.58 in 21.8 cm 218 mm 0.72 ft
Case Weight with Stand	7.5 kg 17 lbs	8.8 kg 19 lbs
Case Color	Black	Black
Hardware
Built-in Camera	No	No
Connectivity	1 x DVI-D Dual Link 1 x D-sub 1 x 3.5 mm Audio Out 1 x 3.5 mm Audio In 1 x HDMI 1.4 (MHL) 1 x DisplayPort 1.2	1 x DVI-D Dual Link 1 x D-sub 2 x 3.5 mm Audio Out 1 x HDMI 1.4 1 x DisplayPort 1.2
Audio
Audio Speakers	2 x 2.5W	2 x 3W
Features
Cool Features	Low Blue Light SPLENDID Video Intelligence Technology Trace Free Technology Flicker-free technology HDCP (High-bandwidth Digital Content Protection)	HDCP (High-bandwidth Digital Content Protection)
Extra Features	Anti-theft stand lock slot - Kensington
Ergonomics
Case Width	22.47 in 57.1 cm 570.8 mm 1.87 ft	25.31 in 64.3 cm 643 mm 2.11 ft
Case Height	13.42 in 34.1 cm 340.9 mm 1.12 ft	15.2 in 38.6 cm 386.2 mm 1.27 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	120 mm 12 cm 4.7244 in 0.3937 ft	120 mm 12 cm 4.7244 in 0.3937 ft
Landscape or Portrait Pivot Support	Yes	Yes
Left Pivot	90 °	0 °
Right Pivot	0 °	90 °
Left or Right Swivel Support	Yes	Yes
Left Swivel	60 °	60 °
Right Swivel	60 °	60 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	5 °
Backward Tilt	23 °	20 °
Frequency and Interpolation
Vertical Digital Frequency	23 Hz - 80 Hz	50 Hz - 75 Hz
Horizontal Digital Frequency	24 kHz - 160 kHz	24 kHz - 89 kHz
Accessories
Extras	Audio cable D-sub cable DisplayPort cable - mini-DP to DP DVI-D cable HDMI cable	Audio cable D-sub cable DisplayPort cable DVI-D cable HDMI cable
Certificates and Standards
Licenses	BSMI CB CCC CE CU ENERGY STAR ErP FCC Class B ISO9241-307 J-MOSS KCC MEPS PSE RCM RoHS TCO Certified Displays 6.0 TÜV/Ergonomics UL/cUL VCCI WEEE WHQL (Windows 8; Windows 7)	BSMI CB CCC CE cTick CU ErP ENERGY STAR FCC Class B KCC PSE RoHS UL/cUL WEEE
Usage and Storage Requirements
Safe Operating Temperature Level	0 °C - 50 °C 32 °F - 122 °F
Internal Storage Temperature	20 °C - 60 °C 68 °F - 140 °F

Asus PB258Q

Asus PB278Q