Product comparison · 2 monitors

Acer Predator XB321HK computer monitor vs LG 20M38A-B computer monitor

38specifications compared
27differ
11identical
45known for one product only

Key differences

Display diagonal
- Predator XB321HK computer monitor:81.3 cm (32")
- 20M38A-B computer monitor:50.8 cm (20")
Display resolution
- Predator XB321HK computer monitor:3840 x 2160 pixels
- 20M38A-B computer monitor:1600 x 900 pixels
HD type
- Predator XB321HK computer monitor:4K Ultra HD
- 20M38A-B computer monitor:HD+
Display brightness (typical)
- Predator XB321HK computer monitor:350 cd/m²
- 20M38A-B computer monitor:200 cd/m²
Response time
- Predator XB321HK computer monitor:4 ms
- 20M38A-B computer monitor:5 ms
Supported graphics resolutions
- Predator XB321HK computer monitor:3840 x 2160
- 20M38A-B computer monitor:1600 x 900
Viewing angle, horizontal
- Predator XB321HK computer monitor:178°
- 20M38A-B computer monitor:90°
Viewing angle, vertical
- Predator XB321HK computer monitor:178°
- 20M38A-B computer monitor:65°

Side by side

Differences highlightedShow differences only

Comparison of XB321HK, 20M38A-B
83 specifications	A Acer Predator XB321HK computer monitor Model XB321HK View product	B LG 20M38A-B computer monitor Model 20M38A-B View product
Display9 differ
Display diagonalDiffers	81.3 cm (32")	50.8 cm (20")
Display resolutionDiffers	3840 x 2160 pixels	1600 x 900 pixels
Native aspect ratio	16:9	16:9
Display technologyKnown for one	LED	Unknown — not stated by the source
Touchscreen	No	No
HD typeDiffers	4K Ultra HD	HD+
Panel typeKnown for one	IPS	Unknown — not stated by the source
Display brightness (typical)Differs	350 cd/m²	200 cd/m²
Response timeDiffers	4 ms	5 ms
Screen shape	Flat	Flat
Supported graphics resolutionsDiffers	3840 x 2160	1600 x 900
Aspect ratio	16:9	16:9
Contrast ratio (typical)Known for one	1000:1	Unknown — not stated by the source
Contrast ratio (dynamic)Known for one	100000000:1	Unknown — not stated by the source
Maximum refresh rateKnown for one	60 Hz	Unknown — not stated by the source
Viewing angle, horizontalDiffers	178°	90°
Viewing angle, verticalDiffers	178°	65°
Display number of colours	16.78 million colours	16.78 million colours
Viewable size, horizontalKnown for one	70.8 cm	Unknown — not stated by the source
Viewable size, verticalKnown for one	39.9 cm	Unknown — not stated by the source
Colour gamutDiffers	100%	72%
3D	No	No
Dynamic contrast ratio marketing nameKnown for one	Unknown — not stated by the source	Mega Contrast
Pixel pitchKnown for one	Unknown — not stated by the source	0.271 x 0.262 mm
Digital horizontal frequencyKnown for one	Unknown — not stated by the source	30 - 83 kHz
Digital vertical frequencyKnown for one	Unknown — not stated by the source	56 - 75 Hz
DDC/CIKnown for one	Unknown — not stated by the source	Yes
Performanceidentical
NVIDIA G-SYNCKnown for one	Yes	Unknown — not stated by the source
Windows operating systems supportedKnown for one	Unknown — not stated by the source	Windows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10 Enterprise x64, Windows 10 Home, Windows 10 Home x64, Windows 10 Pro, Windows 10 Pro x64
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
Designidentical
Market positioningKnown for one	Gaming	Unknown — not stated by the source
Product colour	Black	Black
Feet colourKnown for one	Black, Red	Unknown — not stated by the source
Ports & interfaces1 differ
Built-in USB hubDiffers	Yes	No
USB hub versionKnown for one	3.2 Gen 1 (3.1 Gen 1)	Unknown — not stated by the source
Number of upstream portsKnown for one	1	Unknown — not stated by the source
USB Type-A downstream ports quantityKnown for one	4	Unknown — not stated by the source
HDMI ports quantityKnown for one	1	Unknown — not stated by the source
DisplayPorts quantityKnown for one	1	Unknown — not stated by the source
VGA (D-Sub) ports quantityKnown for one	Unknown — not stated by the source	1
Ergonomics3 differ
VESA mounting	Yes	Yes
Panel mounting interfaceDiffers	100 x 100 mm	75 x 75 mm
Cable lock slotDiffers	No	Yes
Height adjustmentKnown for one	Yes	Unknown — not stated by the source
Adjustable height (max)Known for one	12 cm	Unknown — not stated by the source
SwivellingKnown for one	No	Unknown — not stated by the source
Tilt adjustment	Yes	Yes
Tilt angle rangeDiffers	-5 - 25°	-5 - 20°
Number of OSD languagesKnown for one	Unknown — not stated by the source	17
Plug and PlayKnown for one	Unknown — not stated by the source	Yes
LED indicatorsKnown for one	Unknown — not stated by the source	Power
Power3 differ
Power consumption (typical)Differs	56 W	20 W
Power consumption (standby)Differs	0.49 W	0.3 W
Power consumption (off)Differs	0.47 W	0.3 W
Annual energy consumptionKnown for one	76 kWh	Unknown — not stated by the source
AC input voltageKnown for one	Unknown — not stated by the source	100 - 240 V
AC input frequencyKnown for one	Unknown — not stated by the source	50 - 60 Hz
Weight & dimensions8 differ
Width (with stand)Differs	737.9 mm	463 mm
Depth (with stand)Differs	309.9 mm	167.8 mm
Height (with stand)Differs	582 mm	358.8 mm
Weight (with stand)Differs	11.3 kg	2.2 kg
Width (without stand)Differs	737.9 mm	463 mm
Depth (without stand)Differs	62 mm	57.4 mm
Height (without stand)Differs	435.5 mm	286.5 mm
Weight (without stand)Differs	8 kg	2 kg
Packaging content1 differ
Stand includedKnown for one	Yes	Unknown — not stated by the source
Cables includedDiffers	AC, DisplayPort, USB	AC
Sustainabilityidentical
Sustainability certificatesKnown for one	ENERGY STAR	Unknown — not stated by the source
Other features1 differ
AC adapter includedKnown for one	Yes	Unknown — not stated by the source
BrightnessKnown for one	350 cd/m²	Unknown — not stated by the source
Energy efficiency class (legacy scale)Known for one	B	Unknown — not stated by the source
CertificationDiffers	MPR II	UL (cUL),TUV-Type,FCC-B, CE, EPA 6.0
Supplied AC adapter type	LED	LED
TV tuner integratedKnown for one	Unknown — not stated by the source	No
Picture modeKnown for one	Unknown — not stated by the source	yes
Thin Clientidentical
Thin client installedKnown for one	No	Unknown — not stated by the source
Packaging dataidentical
Package widthKnown for one	Unknown — not stated by the source	542 mm
Package depthKnown for one	Unknown — not stated by the source	360 mm
Package heightKnown for one	Unknown — not stated by the source	118 mm
Package weightKnown for one	Unknown — not stated by the source	3 kg

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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