Huawei U8520 Duplex vs Karbonn A21

Comparing the Huawei U8520 Duplex vs Karbonn A21 across display, camera, battery and storage to help determine the better smartphone.

Here is the summary of the results:

Display: Karbonn A21 offers a screen size of 4.5 inches, while Huawei U8520 Duplex offers 3.2 inches, making Karbonn A21 the larger display of the two. Huawei U8520 Duplex features a LCD display compared to Karbonn A21's TFT, making Huawei U8520 Duplex the better display of the two.

Rear Camera: Karbonn A21 offers a higher rear camera resolution with 5 MP, while Huawei U8520 Duplex offers 3.2 MP, making Karbonn A21 better for rear camera photography.

Front Camera: Karbonn A21 offers a higher front camera resolution with 1.3 MP, while Huawei U8520 Duplex offers 0.3 MP, making Karbonn A21 better for front camera photography.

Battery: Karbonn A21 offers a higher battery capacity with 1800 mAh, while Huawei U8520 Duplex offers 1500 mAh, making Karbonn A21 better for longer battery life.

Storage: Huawei U8520 Duplex offers higher internal storage with 512 GB, while Karbonn A21 offers 4 GB, making Huawei U8520 Duplex the better option for storage.

Huawei U8520 Duplex

(Discontinued)

Karbonn A21

₹9,899

(Out of Stock)

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Summary

Spec Score

N/A

52%

Release Date

19 Oct, 2011

11 Oct, 2012

User Ratings

N/A	3.8/5 (316 ratings)

User Feedback

General

Launch Date

N/A	Oct 11, 2012 (Official)

Operating System

N/A	Android v4 (Ice Cream Sandwich)

Performance

Chipset

N/A	Qualcomm Snapdragon S4 Play MSM8225

Processor

N/A	Dual core, 1.2 GHz, Cortex A5

Graphics (GPU)

Adreno 200

Adreno 203

RAM

256 MB

512 MB

Display

Display Type

LCD

TFT

Screen Size

3.2 inches (8.13 cm)

4.5 inches (11.43 cm)

Resolution

320x480 px

480x800 px

Pixel Density

180 ppi

207 ppi

Screen to Body Ratio (calculated)

47.85 %

84.98 %

Design

Height

112 mm

Width

57 mm

60.5 mm

Thickness

12.70 mm

11.5 mm

Weight

110 grams

104 grams

Rear Camera

Resolution

3.2 MP
Primary Camera

5 MP
Primary Camera

Autofocus

N/A

Yes

Flash

Yes	Yes LED Flash

Image Resolution

2048 x 1536 Pixels

2592 x 1944 Pixels

Shooting Modes

Continuous Shooting

N/A

Camera Features

Digital Zoom
Smile detection

Digital Zoom

Video Recording

480x320

N/A

Front Camera

Resolution

0.3 MP
Front Camera

1.3 MP
Primary Camera

Battery

Capacity

1500 mAh

1800 mAh

Battery Type

Li-ion

TalkTime

Up to 7.5(3G) / Up to 7.5(2G)

Up to 5 Hours(2G)

Storage

Internal Storage

512 MB

4 GB

Expandable Storage

Yes Up to 32 GB

Network & Connectivity

SIM Slot(s)

Single SIM

Dual SIM

Network Support

5G Not Supported

Wi-Fi

Yes Wi-Fi 4 (802.11 b/g/n)

Wi-Fi Features

Mobile Hotspot

N/A

Bluetooth

Yes v2.1

GPS

N/A

Yes

Multimedia

Audio Jack

N/A

3.5 mm

Music

Yes Music Formats: Yes Music Formats : MP3 WAV eAAC+ with Loud Speaker and 3.5mm Audio Jack

N/A

Sensors

Other Sensors

N/A	Accelerometer

Java

Yes MIDP 1.0

N/A

Browser

Yes

N/A

Phone Book

Yes Practically Unlimited Entries and Fields Photocall

N/A

SMS

Yes Threaded View

N/A

MMS

Yes

N/A

Other Facilities

Organizer Voice memo/dial Predictive text input

N/A

Applications

Document Viewer Adobe Flash Support

N/A