Dell 15 5558 (i5558-2858BLK) vs Lenovo X1 (20JDA01JIG)

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Summary

Processor Family

Intel Core i3
(4th Gen)
Intel Core i7
(7th Gen)

Clock Speed

1.7 Ghz
2.7 Ghz

Capacity

4 GB RAM
16 GB RAM

RAM Features

DDR3
1600 Mhz
DDR3
1600 Mhz

Hard Disk

1 TB HDD
512 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 LED-backlit display
IPS WQHD Touch Display

OS

Windows 7
Windows 10

Type

(64-bit) OS
(64-bit) OS

General Information

Brand

Dell
Lenovo

Model

15 5558 (i5558-2858BLK)
X1 (20JDA01JIG)

Thickness

23.3 Millimeter thickness
N/A

Dimensions (WxDxH)

345 x 243 x 23.3  mm
N/A

Weight

2.0 Kg weight
1.1 Kg weight (Light-weight)

Colors

Black
Black

Operating System

Windows 7
Windows 10 Professional

Operating System Type

64-bit
64-bit

Display Details

Display Size

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

Display Resolution

1366 x 768 Pixels
3840 x 2160 Pixels

Pixel Density

100 ppi
315 ppi

Display Type

LED
LED

Display Features

HD LED-backlit display
IPS WQHD Touch Display

Display Touchscreen

No
Yes

Performance

Processor

Intel Core i3-4005U

4th Gen
Intel Core i7-7500U

7th Gen

Clock-speed

1.7 Ghz
2.7 Ghz

Graphic Processor

Intel HD
Intel HD 620

Memory

Capacity

4 GB
16 GB

RAM type

DDR3
DDR3

RAM speed

1600 Mhz
1600 Mhz

Memory Slots

N/A
1

Memory Layout

1 x 4 Gigabyte
1 x 16 Gigabyte

Storage

HDD Capacity

1 TB
N/A

HDD Speed(RPM)

5400 RPM
N/A

HDD type

SATA
N/A

SSD Capacity

N/A
512 GB

Battery

Battery Cell

4 Cell
4 Cell

Battery type

Li-Ion
Li-Ion

Power Supply

N/A
56 W AC Adapter W

Networking

Wireless LAN

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

Wi-Fi Version

5
5

Bluetooth

Yes
Yes

Bluetooth Version

4.0
4.2

Other Networking Options

3-in-1 Card Reader
Multi-Format SD Media Card Reader

Ports

USB 3.0 slots

1
2

USB 2.0 slots

2
N/A

SD Card Reader

Yes
Yes

Headphone Jack

Yes
Yes

Microphone Jack

Yes
Yes

VGA Port

N/A
Yes

Multimedia

Web-cam

Yes
Yes

Video Recording

N/A
1080p HD

Secondary cam(Rear-facing)

No
No

Audio Solution

HD Audio Solution
N/A

Speakers

2 x Stereo Speakers
Dual Speakers

Sound Technologies

Waves MaxxAudio
N/A

In-built Microphone

Yes
Yes

Microphone Type

N/A
Internal Microphone

Peripherals

Optical Drive

CD/DVD writer
N/A

Drive Type

CD Writer
N/A

Optical Read

8x
N/A

Optical Write

8x
N/A

Pointing Device

Touchpad with Multi-touch Gesture support
Touchpad with Multi-touch Gesture support

Keyboard

Standard Keyboard
Standard Notebook Keyboard

Fingerprint Scanner

No
Yes

Others

Warranty

1 Year
1 Year

Lockport

N/A
No

Sales Package

Laptop Battery AC Adapter User Guide
Laptop Battery AC Adapter User Guide