Comparison between HP ZR2240w vs HP ZR2440w

General Info
Model Number	HP ZR2240w	HP ZR2440w

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2011	2011
Brand	HP	HP
Model Number	ZR2240w	ZR2440w
Alias	XW475A4 XW475A8	XW477A4 XW477A8
Display
Screen Size Class	22" (inches)	24" (inches)
Diagonal Size	21.5 in 54.6 cm 546.1 mm 1.79 ft	24 in 61 cm 609.6 mm 2 ft
Screen Width	18.71 in 47.5 cm 475.2 mm 1.56 ft	20.41 in 51.8 cm 518.4 mm 1.7 ft
Screen Height	10.52 in 26.7 cm 267.3 mm 0.88 ft	12.76 in 32.4 cm 324 mm 1.06 ft
Display Manufacturer	LG Display	LG Display
Display Type	e-IPS	e-IPS
Display Bit Depth	8 bits (6 bits + FRC)	8 bits (6 bits + FRC)
Frame Rate Control	Yes	Yes
Max Number of Colors	16777216	16777216
Bits	24	24
Screen Aspect Ratio	16:9	16:10
Screen Resolution	1920 x 1080	1920 x 1200
Screen Pixel Pitch	0.248 mm	0.27 mm
Screen Pixel Density	102 ppi	94 ppi
Screen-to-Body Ratio	82.52 %	81.21 %
Backlight Source	W-LED	W-LED
sRGB	97 %	96 %
Adobe RGB 1998	75 %	74 %
NTSC 1953	72 %	71 %
Screen Brightness	250 cd/m²	350 cd/m²
Static Screen Contrast	1000 : 1	1000 : 1
Dynamic Screen Contrast	2000000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Screen Input Lag	25 ms	20 ms
Display Minimum Response Time	8 ms	6 ms
Display Average Response Time	15 ms	14 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte
3D	No	No
Size, weight, color
Case Depth	2.32 in 5.9 cm 59 mm 0.19 ft	2.4 in 6.1 cm 61 mm 0.2 ft
Case Weight	3.48 kg 8 lbs	4.9 kg 11 lbs
Case Width with Stand	20 in 50.8 cm 508 mm 1.67 ft	22.13 in 56.2 cm 562 mm 1.84 ft
Case Height with Stand	14.45 in 36.7 cm 367 mm 1.2 ft	16.89 in 42.9 cm 429 mm 1.41 ft
Case Depth with Stand	9.21 in 23.4 cm 234 mm 0.77 ft	9.25 in 23.5 cm 235 mm 0.77 ft
Case Weight with Stand	5.74 kg 13 lbs	7.6 kg 17 lbs
Case Color	Black	Black
Hardware
Built-in Camera	No	No
Connectivity	1 x HDMI 1 x DisplayPort 1.2 1 x D-sub 1 x DVI-D Dual Link 4 x USB 2.0 (downstream) 1 x USB 2.0 (upstream)	1 x HDMI 1 x DisplayPort 1.2 1 x S/PDIF 1 x 3.5 mm Audio Out 1 x DVI-D Dual Link 4 x USB 2.0 (downstream) 1 x USB 2.0 (upstream)
Audio
Features
Cool Features	DDC/CI HDCP (High-bandwidth Digital Content Protection)	DDC/CI HDCP (High-bandwidth Digital Content Protection)
Extra Features	Security lock slot	Security lock slot
Ergonomics
Case Width	20 in 50.8 cm 508 mm 1.67 ft	22.13 in 56.2 cm 562 mm 1.84 ft
Case Height	11.93 in 30.3 cm 303 mm 0.99 ft	14.49 in 36.8 cm 368 mm 1.21 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	90 mm 9 cm 3.5433 in 0.2953 ft	100 mm 10 cm 3.937 in 0.3281 ft
Landscape or Portrait Pivot Support	Yes	Yes
Left Pivot	0 °	0 °
Right Pivot	90 °	90 °
Left or Right Swivel Support	Yes	Yes
Left Swivel	45 °	45 °
Right Swivel	45 °	45 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	5 °
Backward Tilt	35 °	35 °
Frequency and Interpolation
Vertical Digital Frequency	50 Hz - 76 Hz	24 Hz - 60 Hz
Horizontal Digital Frequency	24 kHz - 94 kHz	24 kHz - 80 kHz
Accessories
Extras	D-sub cable DisplayPort cable DVI-D cable USB 2.0 upstream cable	DisplayPort cable DVI-D cable
Certificates and Standards
Licenses	BSMI C-Tick CB CCC CE CECP CEL Grade 1 CSA ENERGY STAR 5.1 Epeat Gold/Silver (market dependent) FCC Class B GOST ISC KC KCC PSB TCO Certified Displays 5.2 TÜV VCCI-B	BSMI C-Tick CB CCC CE CECP CEL Grade 1 EAC ENERGY STAR EPA Epeat Gold/Silver (market dependent) FCC Class B ICE ISC KC KCC NOM PSB SEPA TCO EDGE TÜV/S VCCI-B WHQL (Windows 8; Windows 7)
Usage and Storage Requirements
Safe Operating Temperature Level	5 °C - 35 °C 41 °F - 95 °F	5 °C - 35 °C 41 °F - 95 °F
Safe Operating Humidity Level	20 % - 80 %	20 % - 80 %
Internal Storage Temperature	-20 °C - 60 °C -4 °F - 140 °F	-20 °C - 60 °C -4 °F - 140 °F
Internal Storage Humidity	5 % - 95 %	5 % - 95 %
Max Operating Altitude	5000	5000
Max Storage Altitude	12192	12192

HP ZR2240w

HP ZR2440w