Lenovo Z51-70 (80K600VVIN) vs Dell 15R 5537 (5537781TB2S)

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Summary

Processor Family

Intel Core i7
(5th Gen)
Intel Core i7
(4th Gen)

Clock Speed

2.4 Ghz
1.8 Ghz

Capacity

8 GB RAM
8 GB RAM

RAM Features

DDR3
1600 Mhz
DDR3
1600 Mhz

Hard Disk

1 TB HDD
1 TB HDD

Hard Disk Features

SATA
5400 RPM
SATA
5400 RPM

Display Size

15.6 inches
(39.62 cm)
15.6 inches
(39.62 cm)

Display Features

Full HD TN GL
(Slim) Display
HD LED Backlit Display with True Life

OS

Windows 10
Windows 8

Type

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

User Ratings

3.9/5
(201 ratings)
N/A

General Information

Brand

Lenovo
Dell

Model

Z51-70 (80K600VVIN)
15R 5537 (5537781TB2S)

Thickness

24.6 Millimeter thickness
31.3 Millimeter thickness

Dimensions (WxDxH)

384 x 265 x 24.6  mm
376 x 259 x 31.3  mm

Weight

2.3 Kg weight
2.3 Kg weight

Colors

Black
Silver

Operating System

Windows 10
Windows 8

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

1920 x 1080 Pixels
1366 x 768 Pixels

Pixel Density

141 ppi
100 ppi

Display Type

LED
LED

Display Features

Full HD TN GL(Slim) Display
HD LED Backlit Display with True Life

Display Touchscreen

No
No

Performance

Processor

Intel Core i7-5500U

5th Gen
Intel Core i7-4500U

4th Gen

Clock-speed

2.4 Ghz
1.8 Ghz

Chipset

N/A
Intel QS76 Express

Graphic Processor

AMD Tropo XT2
AMD Radeon HD 8850M

Graphics Memory

4 GB
2 GB

Memory

Capacity

8 GB
8 GB

RAM type

DDR3
DDR3

RAM speed

1600 Mhz
1600 Mhz

Memory Slots

2 DIMM
2 DIMM

Expandable Memory

16 GB
8 GB

Memory Layout

1 x 8 Gigabyte
1 x 8 Gigabyte

Storage

HDD Capacity

1 TB
1 TB

HDD Speed(RPM)

5400 RPM
5400 RPM

HDD type

SATA
SATA

Battery

Battery Cell

4 Cell
6 Cell

Battery type

Li-Ion
Li-Ion

Power Supply

N/A
65 W AC Adapter W

Battery Life

4 Hrs
3 Hrs

Networking

Wireless LAN

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

Wi-Fi Version

5
4

Bluetooth

Yes
Yes

Bluetooth Version

4.0
4.0

Ports

USB 3.0 slots

2
2

USB 2.0 slots

1
2

SD Card Reader

Yes
Yes

Ethernet Ports

N/A
1

Headphone Jack

Yes
Yes

Microphone Jack

Yes
Yes

VGA Port

Yes
N/A

Multimedia

Web-cam

Yes
Yes

Web-cam Resolution

1.0 MP
1.0 MP

Video Recording

720p HD
N/A

Secondary cam(Rear-facing)

No
No

Audio Solution

HD Audio Solution
HD Audio Solution

Speakers

2 x 2.5 W JBL Stereo Speakers
Stereo Speakers

Sound Technologies

Dolby DS 1.0 Home Theater
Waves MaxxAudio 4

In-built Microphone

Yes
Yes

Peripherals

Optical Drive

9.0MM Super Multi (Tray In)
Tray-load DVD RW Drive

Drive Type

N/A
DVD Writer

Pointing Device

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

Keyboard

AccuType keyboard
Standard Keyboard

Backlit Keyboard

Yes
N/A

Fingerprint Scanner

No
No

Others

Warranty

1 Year
1 Year

Sales Package

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