Product comparison · 2 monitors

HP LL649A8 computer monitor vs HP ZR2440w computer monitor

51specifications compared
25differ
26identical
17known for one product only

Key differences

Display diagonal
- LL649A8 computer monitor:54.6 cm (21.5")
- ZR2440w computer monitor:61 cm (24")
Display resolution
- LL649A8 computer monitor:1920 x 1080 pixels
- ZR2440w computer monitor:1920 x 1200 pixels
Native aspect ratio
- LL649A8 computer monitor:16:9
- ZR2440w computer monitor:16:10
Display brightness (typical)
- LL649A8 computer monitor:250 cd/m²
- ZR2440w computer monitor:350 cd/m²
Response time
- LL649A8 computer monitor:5 ms
- ZR2440w computer monitor:6 ms
Supported graphics resolutions
- LL649A8 computer monitor:1920 x 1080 (HD 1080)
- ZR2440w computer monitor:1920 x 1200 (WUXGA)
Aspect ratio
- LL649A8 computer monitor:16:9
- ZR2440w computer monitor:16:10
Contrast ratio (dynamic)
- LL649A8 computer monitor:3000000:1
- ZR2440w computer monitor:2000000:1

Side by side

Differences highlightedShow differences only

Comparison of LL649A8, ZR2440w
68 specifications	A HP LL649A8 computer monitor Model LL649A8 View product	B HP ZR2440w computer monitor Model ZR2440w View product
Display14 differ
Display diagonalDiffers	54.6 cm (21.5")	61 cm (24")
Display resolutionDiffers	1920 x 1080 pixels	1920 x 1200 pixels
Native aspect ratioDiffers	16:9	16:10
Touchscreen	No	No
HD typeKnown for one	Full HD	Unknown — not stated by the source
Display brightness (typical)Differs	250 cd/m²	350 cd/m²
Response timeDiffers	5 ms	6 ms
Display surface	Matt	Matt
Supported graphics resolutionsDiffers	1920 x 1080 (HD 1080)	1920 x 1200 (WUXGA)
Aspect ratioDiffers	16:9	16:10
Contrast ratio (typical)	1000:1	1000:1
Contrast ratio (dynamic)Differs	3000000:1	2000000:1
Viewing angle, horizontalDiffers	170°	178°
Viewing angle, verticalDiffers	160°	178°
Pixel pitchDiffers	0.248 x 0.248 mm	0.270 x 0.270 mm
Viewable size diagonalDiffers	54.6 cm	61.1 cm
Digital horizontal frequencyDiffers	24 - 94 kHz	24 - 80 kHz
Digital vertical frequencyDiffers	50 - 76 Hz	24 - 60 Hz
3D	No	No
Performanceidentical
Windows operating systems supported	Yes	Yes
Multimediaidentical
Built-in speaker(s)	No	No
Built-in camera	No	No
Designidentical
Product colourKnown for one	Black	Unknown — not stated by the source
Ports & interfaces2 differ
USB Type-A downstream ports quantityDiffers	0	4
VGA (D-Sub) ports quantityKnown for one	1	Unknown — not stated by the source
DVI-D ports quantity	1	1
HDMIDiffers	No	Yes
HDCP	Yes	Yes
AC (power) in	Yes	Yes
USB hub versionKnown for one	Unknown — not stated by the source	2.0
HDMI ports quantityKnown for one	Unknown — not stated by the source	1
DisplayPorts quantityKnown for one	Unknown — not stated by the source	1
Audio outputKnown for one	Unknown — not stated by the source	Yes
Networkidentical
Ethernet LAN	No	No
Ergonomics1 differ
Cable lock slot	Yes	Yes
Tilt angle rangeDiffers	-5 - 25°	-5 - 35°
On Screen Display (OSD)	Yes	Yes
Plug and Play	Yes	Yes
Panel mounting interfaceKnown for one	Unknown — not stated by the source	100 x 100 mm
Adjustable height (max)Known for one	Unknown — not stated by the source	10 cm
PivotKnown for one	Unknown — not stated by the source	Yes
Swivel angle rangeKnown for one	Unknown — not stated by the source	-45 - 45°
Power1 differ
Power consumption (typical)Differs	26 W	48 W
Power consumption (standby)	0.5 W	0.5 W
AC input voltage	100 - 240 V	100 - 240 V
AC input frequency	50 - 60 Hz	50 - 60 Hz
Operational conditions1 differ
Operating temperature (T-T)Differs	32 - 95 °F	41 - 95 °F
Storage temperature (T-T)	-20 - 60 °C	-20 - 60 °C
Operating relative humidity (H-H)	20 - 80%	20 - 80%
Weight & dimensions4 differ
Width (with stand)Known for one	518 mm	Unknown — not stated by the source
Depth (with stand)Known for one	160 mm	Unknown — not stated by the source
Height (with stand)Known for one	379.7 mm	Unknown — not stated by the source
Weight (with stand)Known for one	3.9 kg	Unknown — not stated by the source
Width (without stand)Differs	518 mm	562 mm
Depth (without stand)Differs	47.5 mm	61 mm
Height (without stand)Differs	315.2 mm	368 mm
Weight (without stand)Differs	3.25 kg	7.6 kg
Packaging dataidentical
Package weightKnown for one	5.1 kg	Unknown — not stated by the source
Packaging content1 differ
Cables includedDiffers	AC, DVI, VGA	DisplayPort, DVI, USB
Quick start guide	Yes	Yes
Sustainabilityidentical
Sustainability certificates	ENERGY STAR	ENERGY STAR
Other features1 differ
Country of origin	China	China
TV tuner integrated	No	No
Ethernet LAN (RJ-45) ports	0	0
Compliance industry standards	TCO 5.0	TCO 5.0
CertificationDiffers	VCCI, KC, CECP, FCC, CE, BSMI, ISC, C-Tick, Gost, E-Standy, RoHS, WEEE, ETL, CCC, NOM, KCC, BSMI, TUV, Microsoft WHQL, China Energy Label Grade 1, EPEAT Silver	EPEAT Gold, CB,CE, FCC, ETLus, VCCI, C-tick, BSMI, TUV-S, ISO9241-307, TUV-GS, CCC, CECP, CEL, NOM, PSB, KC, GOST, ISC
Supplied AC adapter typeKnown for one	LCD	Unknown — not stated by the source
Thin Clientidentical
Thin client installed	No	No

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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