Lenovo ThinkPad W540 vs Microsoft Surface Pro 4 comparison

Show Only Differences Highlight Differences	Lenovo ThinkPad W540	Microsoft Surface Pro 4
key specs
Display size	15.60-inch	12.50-inch
Display resolution	2880x1620 pixels	2736x1824 pixels
Processor	Core i7	Core i7
RAM	16GB	16GB
OS	Windows 8	Windows 10
Hard disk	500GB	No
SSD	No	256GB
Weight	2.50 kg	-
Touchscreen	-	Yes
Graphics	-	Intel Integrated HD Graphics 520
general
Brand	Lenovo	Microsoft
Model	ThinkPad W540	Surface Pro 4
Model Number	W540	4
Series	ThinkPad	Surface Pro
Dimensions (mm)	248.00 x 377.00 x 27.90	292.10 x 201.42 x 8.45
Weight (kg)	2.5	-
Colours	Black	Silver
Operating system	Windows 8	Windows 10
Battery Life (up to hours)	-	9
display
Size	15.60-inch	12.50-inch
Resolution	2880x1620 pixels	2736x1824 pixels
Touch Screen	-	Yes
processor
Processor	Intel Core i7 4th Gen 4900MQ	Intel Core i7 6th Gen 6300U
Base Clock Speed	2.8 GHz	2.4 GHz
Cache	-	3MB
memory
RAM	16GB	16GB
RAM Slots	4	-
Expandable RAM up to (GB)	32GB	-
storage
Hard disk	500GB	No
SSD	No	256GB
connectivity
Wi-Fi standards supported	802.11 a/b/g/n	802.11 ac
Bluetooth version	4	4
inputs
Touchpad	Yes	Yes
Internal Mic	Yes	Yes
Speakers	Stereo Speakers	Stereo Speakers
Finger Print Sensor	No	No
Web Camera	-	5-megapixel
Pointer Device	-	Touchpad
ports and slots
Number of USB Ports	4	1
HDMI Port	Standard	-
Multi Card Slot	Yes	1 Micro SD Card Reader
Headphone and Mic Combo Jack	Yes	-
VGA Port	Yes	-
Mic In	Yes	-
RJ45 (LAN)	Yes	-
USB Ports	-	1 x USB 3.0
graphics
Graphics Processor	-	Intel Integrated HD Graphics 520
Dedicated Graphics	-	No

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