Acer 257 vs Asus X551CA-SX021D

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Summary

Processor Family

Intel Atom
Intel Celeron Dual-Core

Clock Speed

1.6 Ghz
1.5 Ghz

Capacity

1 GB RAM
2 GB RAM

RAM Features

DDR3
DDR3

Hard Disk

320 GB HDD
500 GB HDD

Hard Disk Features

SATA
5400 RPM
SATA
5400 RPM

Display Size

10.1 inches
(25.65 cm)
15.6 inches
(39.62 cm)

Display Features

Backlit LED Display
HD TFT LCD Glare Display with LED Backlit

OS

Windows 7
DOS

Type

N/A
(64-bit) OS

User Ratings

N/A
3.9/5
(189 ratings)

General Information

Brand

Acer
Asus

Model

257
X551CA-SX021D

Thickness

24.0 Millimeter thickness
30.9 Millimeter thickness

Dimensions (WxDxH)

257 x 184 x 24.0  mm
380 x 251 x 30.9  mm

Weight

1.25 Kg weight (Light-weight)
2.1 Kg weight

Colors

Diamond Black
Black

Operating System

Windows 7
DOS

Operating System Type

N/A
64-bit

Display Details

Display Size

10.1 Inches  (25.65 cm)
15.6 Inches  (39.62 cm)

Display Resolution

1024 x 600 Pixels
1366 x 768 Pixels

Pixel Density

118 ppi
100 ppi

Display Type

LED
LED

Display Features

Backlit LED Display
HD TFT LCD Glare Display with LED Backlit

Display Touchscreen

No
No

Performance

Processor

Intel Atom N455
Intel Celeron Dual Core 1007U

Clock-speed

1.6 Ghz
1.5 Ghz

Chipset

Intel NM10 Express
Intel HM70 Express

Graphic Processor

Intel Media Accelerator 3150
Intel HD 4000

Memory

Capacity

1 GB
2 GB

RAM type

DDR3
DDR3

Memory Slots

N/A
1

Expandable Memory

N/A
6 GB

Memory Layout

N/A
1 x 2 Gigabyte

Storage

HDD Capacity

320 GB
500 GB

HDD Speed(RPM)

5400 RPM
5400 RPM

HDD type

SATA
SATA

Battery

Battery Cell

6 Cell
4 Cell

Battery type

N/A
Li-Ion

Power Supply

N/A
45 W AC Adapter W

Networking

Wireless LAN

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

Wi-Fi Version

4
4

Bluetooth

Yes
Yes

Bluetooth Version

N/A
4.0

Ports

USB 3.0 slots

N/A
1

USB 2.0 slots

N/A
1

SD Card Reader

Yes
Yes

Ethernet Ports

1
1

Headphone Jack

N/A
Yes

Microphone Jack

N/A
Yes

VGA Port

Yes
Yes

Multimedia

Web-cam

Yes
Yes

Secondary cam(Rear-facing)

No
No

Speakers

Stereo Speakers
Stereo Speakers

In-built Microphone

Yes
Yes

Peripherals

Optical Drive

N/A
SuperMulti DVD RW Drive with Dual Layer Support

Drive Type

N/A
DVD Writer

Pointing Device

Touchpad
Touchpad

Keyboard

Standard Keyboard
Chiclet Keyboard

Others

Warranty

1 Year
1 Year

Sales Package

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