Dell 15R 3521 vs Lenovo (81WE007XIN)

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Summary

Processor Family

Intel Core i3
(3rd Gen)
Intel Core i5
(10th Gen)

Clock Speed

1.9 Ghz
1.0 Ghz

Capacity

4 GB RAM
8 GB RAM

RAM Features

DDR3
1600 Mhz
DDR4
2666 Mhz

Hard Disk

500 GB HDD
1 TB HDD
256 GB SSD

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

HD LED Display with True Life
Full HD Anti-glare Display

OS

Windows 8
Windows 10

Type

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

General Information

Brand

Dell
Lenovo

Model

15R 3521
(81WE007XIN)

Thickness

31.3 Millimeter thickness
19.9 Millimeter thickness

Dimensions (WxDxH)

376 x 259 x 31.3  mm
362.2 x 253.4 x 19.9  mm

Weight

2.3 Kg weight
1.85 Kg weight

Colors

Black
Platinum Grey

Operating System

Windows 8
Windows 10 Home Basic

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
1920 x 1080 Pixels

Pixel Density

100 ppi
141 ppi

Display Type

LED
LED

Display Features

HD LED Display with True Life
Full HD Anti-glare Display

Display Touchscreen

No
No

Performance

Processor

Intel Core i3-3227U

3rd Gen
Intel Core i5-1035G4

10th Gen

Clock-speed

1.9 Ghz
1.0 Ghz

Chipset

Intel HM76 Express
N/A

Graphic Processor

AMD Radeon HD 8730M
Intel Iris Plus

Graphics Memory

2 GB
N/A

Memory

Capacity

4 GB
8 GB

RAM type

DDR3
DDR4

RAM speed

1600 Mhz
2666 Mhz

Memory Slots

2 DIMM
1

Expandable Memory

8 GB
N/A

Memory Layout

1 x 4 Gigabyte
1x8 Gigabyte

Storage

HDD Capacity

500 GB
1 TB

HDD Speed(RPM)

5400 RPM
5400 RPM

HDD type

SATA
SATA

SSD Capacity

N/A
256 GB

Battery

Battery Cell

6 Cell
2 Cell

Battery type

Li-Ion
Li-Po

Power Supply

65 W AC Adapter W
35 W AC Adapter W

Battery Life

8 Hrs
N/A

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

4.0
5.0

Ports

USB 3.0 slots

2
2

USB 2.0 slots

2
1

SD Card Reader

Yes
N/A

Ethernet Ports

1
N/A

Headphone Jack

Yes
Yes

Microphone Jack

Yes
Yes

Multimedia

Web-cam

Yes
Yes

Web-cam Resolution

1.0 MP
0.3 MP

Video Recording

N/A
720p HD

Secondary cam(Rear-facing)

No
No

Audio Solution

HD Audio Solution
N/A

Speakers

Stereo Speakers
Built-in Speakers

Sound Technologies

Waves MaxxAudio4
Dolby Audio

In-built Microphone

Yes
Yes

Microphone Type

Digital Microphone
Integrated Dual Array Digital Microphones

Peripherals

Optical Drive

Tray-load DVD RW Drive
N/A

Drive Type

DVD Writer
N/A

Pointing Device

Touchpad with Multi-touch Gesture Support
Touchpad with Multi-Touch Gestures Enabled

Keyboard

Spill-resistant keyboard
Standard Notebook Keyboard

Fingerprint Scanner

No
No

Others

Warranty

1 Year
1 Year

Lockport

Yes
N/A

Sales Package

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