Dell 15 3520 vs Lenovo X1 Carbon (20A7002FUS)

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Summary

Processor Family

Intel Core i5
(3rd Gen)
Intel Core i5
(4th Gen)

Clock Speed

N/A
2.6 Ghz

Capacity

6 GB RAM
4 GB RAM

RAM Features

DDR3
DDR3
1600 Mhz

Hard Disk

500 GB HDD
128 GB SSD

Hard Disk Features

SATA
5400 RPM
N/A

Display Size

15.6 inches
(39.62 cm)
14 inches
(35.56 cm)

Display Features

HD WLED Display
HD LED Backlit Display

OS

DOS
Windows 7

Type

N/A
(64-bit) OS

General Information

Brand

Dell
Lenovo

Model

15 3520
X1 Carbon (20A7002FUS)

Thickness

30.4 Millimeter thickness
18.5 Millimeter thickness

Dimensions (WxDxH)

373 x 244 x 30.4  mm
330.96 x 227.07 x 18.5  mm

Weight

2.4 Kg weight
1.42 Kg weight (Light-weight)

Colors

Black
Black

Operating System

DOS
Windows 7 Professional

Operating System Type

N/A
64-bit

Display Details

Display Size

15.6 Inches  (39.62 cm)
14 Inches  (35.56 cm)

Display Resolution

1366 x 768 Pixels
1366 x 768 Pixels

Pixel Density

100 ppi
112 ppi

Display Type

LED
LED

Display Features

HD WLED Display
HD LED Backlit Display

Display Touchscreen

No
No

Performance

Processor

Intel Core i5-3210M

3rd Gen
Intel Core i5-4200U

4th Gen

Clock-speed

N/A
2.6 Ghz

Graphic Processor

Intel HD 4000
Intel HD 4400

Memory

Capacity

6 GB
4 GB

RAM type

DDR3
DDR3

RAM speed

N/A
1600 Mhz

Memory Slots

N/A
1

Expandable Memory

N/A
8 GB

Memory Layout

N/A
1 x 4 Gigabyte

Storage

HDD Capacity

500 GB
N/A

HDD Speed(RPM)

5400 RPM
N/A

HDD type

SATA
N/A

SSD Capacity

N/A
128 GB

Battery

Battery Cell

6 Cell
8 Cell

Battery type

Li-Ion
Li-Po

Power Supply

65 W
45 W AC Adapter W

Battery Life

3 Hrs
8 Hrs

Networking

Wireless LAN

802.11 b/g/n
802.11 a/b/g/n/ac

Wi-Fi Version

4
5

Bluetooth

Yes
Yes

Bluetooth Version

N/A
4.0

Other Networking Options

Multi Card Slot : 3-in-1 Media Card Reader
Multi-Format SD media card reader

Ports

USB 3.0 slots

N/A
2

USB 2.0 slots

3
N/A

SD Card Reader

Yes
Yes

Ethernet Ports

1
1

Headphone Jack

Yes
Yes

Microphone Jack

Yes
Yes

VGA Port

Yes
Yes

Multimedia

Web-cam

Yes
Yes

Web-cam Resolution

1 MP
N/A

Video Recording

N/A
HD 720p

Secondary cam(Rear-facing)

No
No

Audio Solution

HD Audio Solution
HD Audio Solution

Speakers

Stereo speakers
Stereo Speakers

Sound Technologies

N/A
Dolby Home Theater v4

In-built Microphone

N/A
Yes

Microphone Type

N/A
Internal Microphone

Peripherals

Optical Drive

SuperMulti DVD RW Drive
N/A

Drive Type

DVD Writer
N/A

Pointing Device

Touchpad
Touchpad with Multi-touch Gesture support

Keyboard

Standard Keyboard
TrackPoint UltraNav Spill-Resistant keyboard

Fingerprint Scanner

N/A
Yes

Others

Warranty

1 Year
1 Year

Lockport

Yes
No

Sales Package

Laptop Battery AC Adapter User Guide and Manuals
Laptop Battery AC Adapter User Guide