Dell 15 5558 (5558781TB4S) vs Lenovo P51S (20JY000BUS)

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Summary

Processor Family

Intel Core i7
(5th Gen)
Intel Core i7
(6th Gen)

Clock Speed

2.4 Ghz
2.5 Ghz

Capacity

8 GB RAM
16 GB RAM

RAM Features

DDR3
1600 Mhz
DDR4
2133 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)
15.6 inches
(39.62 cm)

Display Features

Truelife LED-Backlit Display
UHD IGZO IPS Anti-Glare Display

OS

Windows 8.1
Windows 7

Type

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

General Information

Brand

Dell
Lenovo

Model

15 5558 (5558781TB4S)
P51S (20JY000BUS)

Thickness

23.3 Millimeter thickness
20.3 Millimeter thickness

Dimensions (WxDxH)

345 x 243 x 23.3  mm
365.76 x 254 x 20.3  mm

Weight

2.0 Kg weight
1.9 Kg weight

Colors

Silver
Black

Operating System

Windows 8.1
Windows 7 Professional

Operating System Type

64-bit
64-bit

Display Details

Display Size

15.6 Inches  (39.62 cm)
15.6 Inches  (39.62 cm)

Display Resolution

1366 x 768 Pixels
3840 x 2160 Pixels

Pixel Density

100 ppi
282 ppi

Display Type

LED
LED

Display Features

Truelife LED-Backlit Display
UHD IGZO IPS Anti-Glare Display

Display Touchscreen

No
No

Performance

Processor

Intel Core i7-5500U

5th Gen
Intel Core i7-6500U

6th Gen

Clock-speed

2.4 Ghz
2.5 Ghz

Graphic Processor

NVIDIA GeForce 920M
NVIDIA Quadro M520M

Graphics Memory

4 GB
2 GB

Memory

Capacity

8 GB
16 GB

RAM type

DDR3
DDR4

RAM speed

1600 Mhz
2133 Mhz

Memory Slots

2 DIMM
1

Expandable Memory

N/A
32 GB

Memory Layout

1 x 8 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
3 Cell

Battery type

Li-Ion
Li-Ion

Power Supply

N/A
32 W AC Adapter W

Battery Life

7 Hrs
N/A

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

N/A
Multi-Format SD media card reader (4-in-1)

Ports

USB 3.0 slots

1
2

USB 2.0 slots

2
N/A

SD Card Reader

Yes
Yes

Ethernet Ports

1
1

Headphone Jack

Yes
Yes

Microphone Jack

Yes
Yes

VGA Port

N/A
Yes

Multimedia

Web-cam

Yes
Yes

Video Recording

720p HD
HD 720p

Secondary cam(Rear-facing)

No
No

Audio Solution

HD Audio Solution
HD Audio Solution

Speakers

Stereo Speakers
Stereo Speakers

Sound Technologies

Waves MaxxAudio 4
Dolby Audio Premium

In-built Microphone

Yes
Yes

Microphone Type

N/A
Dual Array Digital Microphone

Peripherals

Optical Drive

Tray load DVD Drive (Reads and Writes to DVD/CD)
N/A

Pointing Device

Touchpad with Multi-touch Gesture support
Buttonless touchpad Multi-touch touchpad Spill-Resistant

Keyboard

Full size spill-resistant keyboard
TrackPoint UltraNav keyboard

Fingerprint Scanner

No
Yes

Others

Warranty

2 Years
1 Year

Lockport

Yes
No

Sales Package

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