Product comparison · 2 monitors

AOC 78 Series G2778VQ computer monitor vs HP 20kd computer monitor

45specifications compared
26differ
19identical
66known for one product only

Key differences

Display diagonal
- 78 Series G2778VQ computer monitor:68.6 cm (27")
- 20kd computer monitor:49.5 cm (19.5")
Display resolution
- 78 Series G2778VQ computer monitor:1920 x 1080 pixels
- 20kd computer monitor:1440 x 900 pixels
HD type
- 78 Series G2778VQ computer monitor:Quad HD
- 20kd computer monitor:WXGA+
Panel type
- 78 Series G2778VQ computer monitor:TN
- 20kd computer monitor:IPS
Display brightness (typical)
- 78 Series G2778VQ computer monitor:300 cd/m²
- 20kd computer monitor:250 cd/m²
Response time
- 78 Series G2778VQ computer monitor:1 ms
- 20kd computer monitor:8 ms
Contrast ratio (dynamic)
- 78 Series G2778VQ computer monitor:80000000:1
- 20kd computer monitor:6000000:1
Viewing angle, horizontal
- 78 Series G2778VQ computer monitor:170°
- 20kd computer monitor:178°

Side by side

Differences highlightedShow differences only

Comparison of G2778VQ, 20kd
111 specifications	A AOC 78 Series G2778VQ computer monitor Model G2778VQ View product	B HP 20kd computer monitor Model 20kd View product
Display12 differ
Display diagonalDiffers	68.6 cm (27")	49.5 cm (19.5")
Display resolutionDiffers	1920 x 1080 pixels	1440 x 900 pixels
Native aspect ratio	16:9	16:9
Touchscreen	No	No
HD typeDiffers	Quad HD	WXGA+
Panel typeDiffers	TN	IPS
Backlight typeKnown for one	W-LED	Unknown — not stated by the source
Display brightness (typical)Differs	300 cd/m²	250 cd/m²
Response timeDiffers	1 ms	8 ms
Display surfaceKnown for one	Matt	Unknown — not stated by the source
Screen shape	Flat	Flat
Supported graphics resolutionsKnown for one	1920 x 1080 (HD 1080)	Unknown — not stated by the source
Supported video modesKnown for one	1440p	Unknown — not stated by the source
Aspect ratioKnown for one	16:9	Unknown — not stated by the source
Contrast ratio (typical)	1000:1	1000:1
Contrast ratio (dynamic)Differs	80000000:1	6000000:1
Dynamic contrast ratio marketing nameKnown for one	Mega Contrast	Unknown — not stated by the source
Maximum refresh rateKnown for one	75 Hz	Unknown — not stated by the source
Viewing angle, horizontalDiffers	170°	178°
Viewing angle, verticalDiffers	160°	178°
Display number of colours	16.78 million colours	16.78 million colours
Pixel pitchDiffers	0.311 x 0.311 mm	0.29 x 0.29 mm
Horizontal scan rangeKnown for one	30 - 83 kHz	Unknown — not stated by the source
Vertical scan rangeKnown for one	50 - 76 Hz	Unknown — not stated by the source
Viewable size, horizontalDiffers	59.7 cm	41.9 cm
Viewable size, verticalDiffers	33.6 cm	26.2 cm
Colour depthKnown for one	8 bit	Unknown — not stated by the source
Grayscale depthKnown for one	8 bit	Unknown — not stated by the source
3D	No	No
Display technologyKnown for one	Unknown — not stated by the source	LED
Performanceidentical
NVIDIA G-SYNCKnown for one	No	Unknown — not stated by the source
AMD FreeSyncKnown for one	Yes	Unknown — not stated by the source
AMD FreeSync typeKnown for one	FreeSync	Unknown — not stated by the source
AMD FreeSync refresh rate rangeKnown for one	30 - 144 Hz	Unknown — not stated by the source
VESA Adaptive Sync supportKnown for one	Yes	Unknown — not stated by the source
Multimedia1 differ
Built-in speaker(s)Differs	Yes	No
Number of speakersKnown for one	2	Unknown — not stated by the source
RMS rated powerKnown for one	4 W	Unknown — not stated by the source
Built-in camera	No	No
Design1 differ
Market positioningKnown for one	Gaming	Unknown — not stated by the source
Product colourDiffers	Black, Red	Black
Front bezel colourKnown for one	Black	Unknown — not stated by the source
Feet colourKnown for one	Black, Red	Unknown — not stated by the source
Ports & interfaces1 differ
Built-in USB hub	No	No
VGA (D-Sub) ports quantity	1	1
DVI portDiffers	No	Yes
DVI-D ports quantityKnown for one	0	Unknown — not stated by the source
DVI-I ports quantityKnown for one	0	Unknown — not stated by the source
HDMI ports quantityKnown for one	1	Unknown — not stated by the source
HDMI versionKnown for one	1.4	Unknown — not stated by the source
DisplayPorts quantityKnown for one	1	Unknown — not stated by the source
DisplayPort versionKnown for one	1.2	Unknown — not stated by the source
HDCP	Yes	Yes
Ergonomics1 differ
VESA mounting	Yes	Yes
Panel mounting interfaceKnown for one	100 x 100 mm	Unknown — not stated by the source
Cable lock slot	Yes	Yes
Cable lock slot typeKnown for one	Kensington	Unknown — not stated by the source
Tilt adjustment	Yes	Yes
Tilt angle rangeDiffers	-4 - 21°	-5 - 15°
On Screen Display (OSD)Known for one	Yes	Unknown — not stated by the source
On Screen Display (OSD) languagesKnown for one	Simplified Chinese, Traditional Chinese, Czech, German, Dutch, English, Spanish, Finnish, French, Italian, Japanese, Korean, Polish, Portuguese, Russian, Swedish	Unknown — not stated by the source
Number of OSD languagesKnown for one	16	Unknown — not stated by the source
Plug and PlayKnown for one	Yes	Unknown — not stated by the source
Power1 differ
Power consumption (typical)Differs	32 W	18 W
Power consumption (standby)	0.5 W	0.5 W
Power consumption (off)Known for one	0.5 W	Unknown — not stated by the source
AC input voltage	100 - 240 V	100 - 240 V
AC input frequency	50 - 60 Hz	50 - 60 Hz
Energy efficiency scaleKnown for one	A+++ to D	Unknown — not stated by the source
Annual energy consumptionKnown for one	49 kWh	Unknown — not stated by the source
External power adapterKnown for one	No	Unknown — not stated by the source
Power consumption (max)Known for one	Unknown — not stated by the source	20 W
Operational conditions4 differ
Operating temperature (T-T)Differs	0 - 40 °C	5 - 35 °C
Storage temperature (T-T)Differs	-25 - 55 °C	-20 - 60 °C
Operating relative humidity (H-H)Differs	10 - 85%	20 - 70%
Storage relative humidity (H-H)Differs	5 - 93%	20 - 90%
Operating altitudeKnown for one	0 - 5000 m	Unknown — not stated by the source
Non-operating altitudeKnown for one	5000 - 12192 m	Unknown — not stated by the source
Weight & dimensions5 differ
Width (with stand)Differs	640.3 mm	454.6 mm
Depth (with stand)Differs	299.1 mm	194.3 mm
Height (with stand)Differs	470.7 mm	376.4 mm
Weight (with stand)Differs	4.72 kg	2.87 kg
Width (without stand)Differs	640.3 mm	454.6 mm
Depth (without stand)Known for one	Unknown — not stated by the source	47.5 mm
Height (without stand)Known for one	Unknown — not stated by the source	301.2 mm
Weight (without stand)Known for one	Unknown — not stated by the source	2.51 kg
Packaging dataidentical
Package widthKnown for one	729 mm	Unknown — not stated by the source
Package depthKnown for one	215 mm	Unknown — not stated by the source
Package heightKnown for one	555 mm	Unknown — not stated by the source
Package weightKnown for one	6.77 kg	Unknown — not stated by the source
Package typeKnown for one	Box	Unknown — not stated by the source
VGA cable lengthKnown for one	1.8 m	Unknown — not stated by the source
Packaging contentidentical
Stand includedKnown for one	Yes	Unknown — not stated by the source
Audio cable lengthKnown for one	1.8 m	Unknown — not stated by the source
DisplayPort cable lengthKnown for one	1.8 m	Unknown — not stated by the source
HDMI cable lengthKnown for one	1.8 m	Unknown — not stated by the source
Power cable lengthKnown for one	1.8 m	Unknown — not stated by the source
Sustainabilityidentical
Sustainability certificates	EPEAT Silver, ENERGY STAR	EPEAT Silver, ENERGY STAR
Other featuresidentical
On/off switch	Yes	Yes
TV tuner integrated	No	No
Bezel thickness typeKnown for one	Normal	Unknown — not stated by the source
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source
Energy efficiency class (legacy scale)Known for one	B	Unknown — not stated by the source
Heavy metals freeKnown for one	Hg (mercury)	Unknown — not stated by the source
Mean time between failures (MTBF)Known for one	50000 h	Unknown — not stated by the source
CertificationKnown for one	ISO	Unknown — not stated by the source
Country of originKnown for one	Unknown — not stated by the source	China
Supplied AC adapter typeKnown for one	Unknown — not stated by the source	LED
Recycling dataidentical
Packaging recyclability rateKnown for one	100%	Unknown — not stated by the source
Logistics dataidentical
Harmonized System (HS) codeKnown for one	85285210	Unknown — not stated by the source
Thin Clientidentical
Thin client installedKnown for one	Unknown — not stated by the source	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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