Product comparison · 2 monitors

Lenovo ThinkVision Pro2840m computer monitor vs Lenovo ThinkVision LT1423p (Wireless)

23specifications compared
20differ
3identical
49known for one product only

Key differences

Display diagonal
- ThinkVision Pro2840m computer monitor:71.1 cm (28")
- ThinkVision LT1423p (Wireless):33.8 cm (13.3")
Display resolution
- ThinkVision Pro2840m computer monitor:3840 x 2160 pixels
- ThinkVision LT1423p (Wireless):1600 x 900 pixels
Display technology
- ThinkVision Pro2840m computer monitor:LED
- ThinkVision LT1423p (Wireless):LCD
Touchscreen
- ThinkVision Pro2840m computer monitor:No
- ThinkVision LT1423p (Wireless):Yes
Panel type
- ThinkVision Pro2840m computer monitor:TN
- ThinkVision LT1423p (Wireless):TFT
Response time
- ThinkVision Pro2840m computer monitor:5 ms
- ThinkVision LT1423p (Wireless):35 ms
Contrast ratio (typical)
- ThinkVision Pro2840m computer monitor:1000:1
- ThinkVision LT1423p (Wireless):500:1
Viewing angle, horizontal
- ThinkVision Pro2840m computer monitor:170°
- ThinkVision LT1423p (Wireless):150°

Side by side

Differences highlightedShow differences only

Comparison of Pro2840m, ThinkVision LT1423p (Wireless)
72 specifications	A Lenovo ThinkVision Pro2840m computer monitor Model Pro2840m View product	B Lenovo ThinkVision LT1423p (Wireless)View product
Display13 differ
Display diagonalDiffers	71.1 cm (28")	33.8 cm (13.3")
Display resolutionDiffers	3840 x 2160 pixels	1600 x 900 pixels
Native aspect ratioKnown for one	16:9	Unknown — not stated by the source
Display technologyDiffers	LED	LCD
TouchscreenDiffers	No	Yes
HD typeKnown for one	4K Ultra HD	Unknown — not stated by the source
Panel typeDiffers	TN	TFT
Backlight type	W-LED	W-LED
Display brightness (typical)Known for one	300 cd/m²	Unknown — not stated by the source
Response timeDiffers	5 ms	35 ms
Supported graphics resolutionsDiffers	3840 x 2160	800 x 600 (SVGA), 1024 x 768 (XGA), 1280 x 720 (HD 720), 1280 x 800 (WXGA), 1360 x 768 (WXGA), 1440 x 900 (WXGA+), 1600 x 900
Aspect ratio	16:9	16:9
Contrast ratio (typical)Differs	1000:1	500:1
Contrast ratio (dynamic)Known for one	3000000:1	Unknown — not stated by the source
Viewing angle, horizontalDiffers	170°	150°
Viewing angle, verticalDiffers	160°	150°
Display number of coloursDiffers	1.073 billion colours	262144 colours
Pixel pitchDiffers	0.16 x 0.16 mm	0.184 x 0.184 mm
Viewable size, horizontalKnown for one	64.9 cm	Unknown — not stated by the source
Viewable size, verticalKnown for one	36.9 cm	Unknown — not stated by the source
Colour gamutDiffers	72%	45%
Touchscreen technologyKnown for one	Unknown — not stated by the source	Capacitive
Touch technologyKnown for one	Unknown — not stated by the source	Multi-touch
Display brightnessKnown for one	Unknown — not stated by the source	200 cd/m²
Screen shapeKnown for one	Unknown — not stated by the source	Flat
Multimediaidentical
Built-in speaker(s)Known for one	Yes	Unknown — not stated by the source
Number of speakersKnown for one	2	Unknown — not stated by the source
RMS rated powerKnown for one	6 W	Unknown — not stated by the source
Built-in cameraKnown for one	Unknown — not stated by the source	No
Built-in microphoneKnown for one	Unknown — not stated by the source	No
Designidentical
Market positioningKnown for one	Business	Unknown — not stated by the source
Product colour	Black	Black
Ports & interfaces1 differ
Built-in USB hubKnown for one	Yes	Unknown — not stated by the source
USB hub versionKnown for one	3.2 Gen 1 (3.1 Gen 1)	Unknown — not stated by the source
USB upstream port typeKnown for one	USB Type-B	Unknown — not stated by the source
Number of upstream portsDiffers	2	1
Number of USB Type-B upstream ports quantityKnown for one	2	Unknown — not stated by the source
USB Type-A downstream ports quantityKnown for one	3	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
Mini DisplayPorts quantityKnown for one	1	Unknown — not stated by the source
Audio outputKnown for one	Yes	Unknown — not stated by the source
Ergonomicsidentical
VESA mountingKnown for one	Yes	Unknown — not stated by the source
Panel mounting interfaceKnown for one	100 x 100 mm	Unknown — not stated by the source
Cable lock slotKnown for one	Yes	Unknown — not stated by the source
Cable lock slot typeKnown for one	Kensington	Unknown — not stated by the source
SwivellingKnown for one	Yes	Unknown — not stated by the source
Swivel angle rangeKnown for one	-45 - 45°	Unknown — not stated by the source
Tilt adjustmentKnown for one	Yes	Unknown — not stated by the source
Tilt angle rangeKnown for one	-5 - 25°	Unknown — not stated by the source
On Screen Display (OSD)Known for one	Yes	Unknown — not stated by the source
Wall mountableKnown for one	Unknown — not stated by the source	No
Power2 differ
Power consumption (typical)Differs	50 W	13 W
Power consumption (max)Differs	100 W	16 W
Power consumption (off)Known for one	0.5 W	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 40 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	10 - 80%	Unknown — not stated by the source
Weight & dimensions4 differ
Width (without stand)Differs	665.9 mm	348 mm
Depth (without stand)Differs	288.8 mm	12.7 mm
Height (without stand)Differs	526.4 mm	225.4 mm
Weight (without stand)Differs	10.2 kg	1.3 kg
Sustainabilityidentical
Sustainability certificatesKnown for one	EPEAT Gold, ENERGY STAR	Unknown — not stated by the source
Other featuresidentical
TV tuner integratedKnown for one	No	Unknown — not stated by the source
Supplied AC adapter typeKnown for one	LED	Unknown — not stated by the source
Display viewable area (HxV)Known for one	Unknown — not stated by the source	165.2 x 293.8 mm
Performanceidentical
NVIDIA G-SYNCKnown for one	Unknown — not stated by the source	No
AMD FreeSyncKnown for one	Unknown — not stated by the source	No
Windows operating systems supportedKnown for one	Unknown — not stated by the source	Windows 7 Enterprise, Windows 7 Enterprise x64, Windows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows 8, Win
Networkidentical
Wi-FiKnown for one	Unknown — not stated by the source	Yes
Wi-Fi standardsKnown for one	Unknown — not stated by the source	802.11a, 802.11b, 802.11g
Packaging contentidentical
Cables includedKnown for one	Unknown — not stated by the source	Mini-USB
Stylus includedKnown 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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