Product comparison · 2 monitors

LG 27BK55 computer monitor vs LG 27UL650-W computer monitor

42specifications compared
23differ
19identical
55known for one product only

Key differences

Display resolution
- 27BK55 computer monitor:1920 x 1080 pixels
- 27UL650-W computer monitor:3840 x 2160 pixels
HD type
- 27BK55 computer monitor:Full HD
- 27UL650-W computer monitor:4K Ultra HD
Display brightness (typical)
- 27BK55 computer monitor:250 cd/m²
- 27UL650-W computer monitor:350 cd/m²
Display number of colours
- 27BK55 computer monitor:1.67 billion colours
- 27UL650-W computer monitor:1.07 billion colours
Pixel pitch
- 27BK55 computer monitor:0.3114 x 0.3114 mm
- 27UL650-W computer monitor:0.1554 x 0.1554 mm
High Dynamic Range (HDR) supported
- 27BK55 computer monitor:No
- 27UL650-W computer monitor:Yes
Built-in speaker(s)
- 27BK55 computer monitor:Yes
- 27UL650-W computer monitor:No
Product colour
- 27BK55 computer monitor:Black
- 27UL650-W computer monitor:Silver

Side by side

Differences highlightedShow differences only

Comparison of 27BK55, 27UL650-W
97 specifications	A LG 27BK55 computer monitor Model 27BK55 View product	B LG 27UL650-W computer monitor Model 27UL650-W View product
Display6 differ
Display diagonal	68.6 cm (27")	68.6 cm (27")
Display resolutionDiffers	1920 x 1080 pixels	3840 x 2160 pixels
Native aspect ratioKnown for one	16:9	Unknown — not stated by the source
Display technologyKnown for one	LED	Unknown — not stated by the source
Touchscreen	No	No
HD typeDiffers	Full HD	4K Ultra HD
Panel type	IPS	IPS
Backlight typeKnown for one	LED	Unknown — not stated by the source
Display brightness (typical)Differs	250 cd/m²	350 cd/m²
Response time	5 ms	5 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
Aspect ratio	16:9	16:9
Contrast ratio (typical)	1000:1	1000:1
Contrast ratio (dynamic)Known for one	5000000:1	Unknown — not stated by the source
Viewing angle, horizontal	178°	178°
Viewing angle, vertical	178°	178°
Display number of coloursDiffers	1.67 billion colours	1.07 billion colours
Pixel pitchDiffers	0.3114 x 0.3114 mm	0.1554 x 0.1554 mm
High Dynamic Range (HDR) supportedDiffers	No	Yes
3DKnown for one	No	Unknown — not stated by the source
Anti-glare screenKnown for one	Unknown — not stated by the source	Yes
Maximum refresh rateKnown for one	Unknown — not stated by the source	60 Hz
Display diagonal (metric)Known for one	Unknown — not stated by the source	68 cm
High Dynamic Range (HDR) technologyKnown for one	Unknown — not stated by the source	High Dynamic Range (HDR) 400, High Dynamic Range 10 (HDR10)
Surface hardnessKnown for one	Unknown — not stated by the source	3H
Colour gamut standardKnown for one	Unknown — not stated by the source	sRGB
Colour gamutKnown for one	Unknown — not stated by the source	99%
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	1.2 W	Unknown — not stated by the source
Built-in camera	No	No
Design1 differ
Product colourDiffers	Black	Silver
Feet colourKnown for one	Unknown — not stated by the source	Grey
Ports & interfaces1 differ
Built-in USB hubKnown for one	Yes	Unknown — not stated by the source
USB hub versionKnown for one	2.0	Unknown — not stated by the source
Number of upstream portsKnown for one	1	Unknown — not stated by the source
DVI portKnown for one	Yes	Unknown — not stated by the source
DVI-D ports quantityKnown for one	1	Unknown — not stated by the source
HDMI	Yes	Yes
HDMI ports quantityDiffers	1	2
DisplayPorts quantity	1	1
Audio inputKnown for one	Yes	Unknown — not stated by the source
Audio outputKnown for one	Yes	Unknown — not stated by the source
Headphone out	Yes	Yes
PC Audio inKnown for one	Yes	Unknown — not stated by the source
HDCPKnown for one	Yes	Unknown — not stated by the source
Networkidentical
Wi-FiKnown for one	No	Unknown — not stated by the source
BluetoothKnown for one	No	Unknown — not stated by the source
Ethernet LANKnown for one	No	Unknown — not stated by the source
Ergonomicsidentical
VESA mounting	Yes	Yes
Panel mounting interface	100 x 100 mm	100 x 100 mm
Cable lock slotKnown for one	No	Unknown — not stated by the source
Height adjustment	Yes	Yes
Adjustable height (max)Known for one	13 cm	Unknown — not stated by the source
SwivellingKnown for one	Yes	Unknown — not stated by the source
Swivel angle rangeKnown for one	0 - 180°	Unknown — not stated by the source
Tilt adjustment	Yes	Yes
Tilt angle rangeKnown for one	-5 - 35°	Unknown — not stated by the source
PivotKnown for one	Unknown — not stated by the source	Yes
Power2 differ
Energy efficiency class (SDR)Differs	F	G
Energy consumption (SDR) per 1000 hoursDiffers	24 kWh	27 kWh
AC input voltage	100 - 240 V	100 - 240 V
AC input frequencyKnown for one	50 - 60 Hz	Unknown — not stated by the source
Energy efficiency scaleKnown for one	A to G	Unknown — not stated by the source
External power adapterKnown for one	No	Unknown — not stated by the source
Energy efficiency class (HDR)Known for one	Unknown — not stated by the source	G
Energy consumption (HDR) per 1000 hoursKnown for one	Unknown — not stated by the source	37 kWh
Power consumption (typical)Known for one	Unknown — not stated by the source	36 W
Power consumption (standby)Known for one	Unknown — not stated by the source	0.5 W
Power consumption (max)Known for one	Unknown — not stated by the source	43 W
Power consumption (off)Known for one	Unknown — not stated by the source	0.3 W
Weight & dimensions8 differ
Width (with stand)Differs	622 mm	612.1 mm
Depth (with stand)Differs	238.7 mm	231.1 mm
Height (with stand)Differs	381 mm	612.1 mm
Weight (with stand)Differs	6.8 kg	6.21 kg
Width (without stand)Differs	622 mm	612.1 mm
Depth (without stand)Differs	50.8 mm	45.7 mm
Height (without stand)Differs	370.8 mm	365.8 mm
Weight (without stand)Differs	5.08 kg	4.58 kg
Packaging data4 differ
Package widthDiffers	685.8 mm	693.4 mm
Package depthDiffers	177.8 mm	502.9 mm
Package heightDiffers	533.4 mm	213.4 mm
Package weightDiffers	9.98 kg	8.98 kg
Package typeKnown for one	Box	Unknown — not stated by the source
Packaging contentidentical
Cables included	DisplayPort, HDMI	DisplayPort, HDMI
ManualKnown for one	Yes	Unknown — not stated by the source
Sustainabilityidentical
Sustainability certificatesKnown for one	EPEAT Bronze, ENERGY STAR	Unknown — not stated by the source
Doesn't containKnown for one	PVC	Unknown — not stated by the source
Other featuresidentical
AC adapter includedKnown for one	Yes	Unknown — not stated by the source
On/off switchKnown for one	Yes	Unknown — not stated by the source
RotatingKnown for one	Yes	Unknown — not stated by the source
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source
Performanceidentical
AMD FreeSyncKnown for one	Unknown — not stated by the source	Yes
AMD FreeSync typeKnown for one	Unknown — not stated by the source	FreeSync
Flicker-free technologyKnown for one	Unknown — not stated by the source	Yes

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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