Dell XPS 15z vs Dell 15R

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Summary

Processor Family

Intel Core i5
(2nd Gen)
Intel Core i3
(1st Gen)

Clock Speed

3.0 Ghz
2.5 Ghz

Capacity

4 GB RAM
4 GB RAM

RAM Features

DDR3
DDR3

Hard Disk

500 GB HDD
500 GB HDD

Hard Disk Features

SATA
7200 RPM
SATA
5400 RPM

Display Size

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

Display Features

Full HD WLED
HD WLED Glossy Display with TrueLife

OS

Windows 7
DOS

Type

(64-bit) OS
N/A

General Information

Brand

Dell
Dell

Model

XPS 15z
15R

Thickness

24.6 Millimeter thickness
37.6 Millimeter thickness

Dimensions (WxDxH)

384.8 x 260.3 x 24.6  mm
377.9 x 244.9 x 37.6  mm

Weight

2.51 Kg weight
2.52 Kg weight

Colors

Steel Grey
Black

Operating System

Windows 7 Home Premium
DOS

Operating System Type

64-bit
N/A

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 WLED
HD WLED Glossy Display with TrueLife

Performance

Processor

Intel Core i5 2nd Gen - 2430M

2nd Gen
Intel Core i3 1st Gen - 380M

1st Gen

Clock-speed

3.0 Ghz
2.5 Ghz

Chipset

Intel HM65 Express
Intel HM57 Express

Graphic Processor

NVIDIA GeForce GT525M
Intel HD Graphics

Graphics Memory

1 GB
N/A

Memory

Capacity

4 GB
4 GB

RAM type

DDR3
DDR3

Memory Slots

2
2

Expandable Memory

8 GB
8 GB

Storage

HDD Capacity

500 GB
500 GB

HDD Speed(RPM)

7200 RPM
5400 RPM

HDD type

SATA
SATA

Battery

Battery Cell

8 Cell
6 Cell

Power Supply

90 W AC Adapter
65 W AC Adapter

Battery Life

7 Hrs
4 Hrs

Networking

Wireless LAN

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

Wi-Fi Version

4
4

Bluetooth

Yes
Yes

Bluetooth Version

3.0
2.1

Other Networking Options

Multi Card Slot Reader (9-in-1)
Multi Card Slot Reader (7-in-1)

Ports

USB 3.0 slots

2
N/A

USB 2.0 slots

1
3

Headphone Jack

Yes
Yes

Microphone Jack

Yes
Yes

VGA Port

Yes
Yes

Multimedia

Web-cam

Yes
Yes

Web-cam Resolution

1.3 MP
1.3 MP

Speakers

JBL Speakers
N/A

Sound Technologies

N/A
SRS Premium Sound

In-built Microphone

Yes
Yes

Peripherals

Optical Drive

DVD R/W Drive
DVD R/W Drive

Drive Type

DVD Writer
DVD Writer

Pointing Device

TouchPad
TouchPad

Keyboard

N/A
Standard Keyboard

Backlit Keyboard

Yes
N/A

Others

Warranty

3 Year
1 Year

Lockport

Yes
Yes

Sales Package

Laptop Battery AC Adapter User Guide and Manuals
Laptop Battery AC Adapter User Guides and Manuals