Lenovo Z51-70 (80K600VVIN) vs Dell 17 R3 (Z549971HIN8)

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Summary

Processor Family

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

Clock Speed

2.4 Ghz
2.6 Ghz

Capacity

8 GB RAM
16 GB RAM

RAM Features

DDR3
1600 Mhz
DDR4
2133 Mhz

Hard Disk

1 TB HDD
1 TB HDD

Hard Disk Features

SATA
5400 RPM
SATA
7200 RPM

Display Size

15.6 inches
(39.62 cm)
17.3 inches
(43.94 cm)

Display Features

Full HD TN GL
(Slim) Display
FHD IPS Anti-Glare 300-nits Display

OS

Windows 10
Windows 10

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)
17 R3 (Z549971HIN8)

Thickness

24.6 Millimeter thickness
34.4 Millimeter thickness

Dimensions (WxDxH)

384 x 265 x 24.6  mm
430 x 291 x 34.4  mm

Weight

2.3 Kg weight
3.7 Kg weight

Colors

Black
Silver

Operating System

Windows 10
Windows 10

Operating System Type

64-bit
64-bit

Display Details

Display Size

15.6 Inches  (39.62 cm)
17.3 Inches  (43.94 cm)

Display Resolution

1920 x 1080 Pixels
1920 x 1080 Pixels

Pixel Density

141 ppi
127 ppi

Display Type

LED
LED

Display Features

Full HD TN GL(Slim) Display
FHD IPS Anti-Glare 300-nits Display

Display Touchscreen

No
No

Performance

Processor

Intel Core i7-5500U

5th Gen
Intel Core i7-6700HQ

6th Gen

Clock-speed

2.4 Ghz
2.6 Ghz

Graphic Processor

AMD Tropo XT2
NVIDIA GeForce GTX 980M

Graphics Memory

4 GB
8 GB

Memory

Capacity

8 GB
16 GB

RAM type

DDR3
DDR4

RAM speed

1600 Mhz
2133 Mhz

Memory Slots

2 DIMM
2 SODIMM

Expandable Memory

16 GB
N/A

Memory Layout

1 x 8 Gigabyte
2 x 8 Gigabyte

Storage

HDD Capacity

1 TB
1 TB

HDD Speed(RPM)

5400 RPM
7200 RPM

HDD type

SATA
SATA

Battery

Battery Cell

4 Cell
8 Cell

Battery type

Li-Ion
Li-Ion

Battery Life

4 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
4.1

Other Networking Options

N/A
1 x Power/DC-in Jack 1 x Thunderbolt 3 Port 1 x Alienware Graphics Amplifier Port 3-in-1 Media Card Reader Noble Lock port

Ports

USB 3.0 slots

2
3

USB 2.0 slots

1
N/A

SD Card Reader

Yes
Yes

Headphone Jack

Yes
Yes

Microphone Jack

Yes
Yes

VGA Port

Yes
N/A

Multimedia

Web-cam

Yes
Yes

Web-cam Resolution

1.0 MP
2.0 MP

Video Recording

720p HD
N/A

Secondary cam(Rear-facing)

No
No

Audio Solution

HD Audio Solution
Creative Sound Core3D-EX Audio with Creative Soundblaster Pro Studio

Speakers

2 x 2.5 W JBL Stereo Speakers
2.1 Speakers configuration includes subwoofer

Sound Technologies

Dolby DS 1.0 Home Theater
N/A

In-built Microphone

Yes
Yes

Microphone Type

N/A
Dual Digital Microphone

Peripherals

Optical Drive

9.0MM Super Multi (Tray In)
N/A

Pointing Device

Touchpad with Multi-touch Gesture support
Backlit button image sensor trackpad with all-points addressable

Keyboard

AccuType keyboard
4-Zone multi-color RGB Keyboard with AlienFX lighting controls

Backlit Keyboard

Yes
N/A

Fingerprint Scanner

No
No

Others

Warranty

1 Year
1 Year

Lockport

N/A
Yes

Sales Package

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