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Celkon A21 vs Reach Radius RD51

Compare Celkon A21

Rs. 3,726
(Discontinued)

 

View Details >

Compare Reach Radius RD51

NA
(Discontinued)

 

View Details >

Summary
34%
Performance

MediaTek MT6582

256 MB RAM

256 MB RAM

Display

4.0" (10.16 cm)

320x480 px

3.5" (8.89 cm)

320x480 px

Rear Camera

3.2 MP

Single Camera

3.2 MP

Single Camera

Front Camera

1.3 MP

Single Camera

1.3 MP

Single Camera

Battery

1500 mAh

1200 mAh

Storage

512 MB

32 GB (Expandable)

512 MB

32 GB (Expandable)

User Rating
Compare Prices
Celkon A21 is permanently discontinued.
Reach Radius RD51 is permanently discontinued.
General
Operating System

Android v4.2.2 (Jelly Bean)

Android v4.2.2 (Jelly Bean)

Performance
Poor
Chipset

MediaTek MT6582

CPU

Dual core, 1.2 GHz, ARM Cortex A7

Dual core, 1 GHz

Graphics

Mali-400 MP2

RAM

256 MB

256 MB

Display
Below Average
Display Type

LCD

LCD

Screen Size

4.0 " (10.16 cm)

3.5 " (8.89 cm)

Resolution

320x480 px

320x480 px

Pixel Density

144 ppi

165 ppi

Screen to Body Ratio (calculated)

57.75 %

47.34 %

Touch Screen

, Capacitive Touchscreen, Multi-touch

, Capacitive Touchscreen

Design
Size Compare
Size Compare
Dimensions

Height: 124.8 mm
Width: 66.1 mm
Thickness: 10.8 mm

Height: 120.2 mm
Width: 64.1 mm
Thickness: 10.7 mm

Weight

115 grams

Colours

Black

Black, White

Camera
Main Camera
Camera Setup

Single

Single

Resolution

3.2 MP, Primary Camera

3.2 MP, Primary Camera

Image Resolution

2048 x 1536 Pixels

2048 x 1536 Pixels

Camera Features

Digital Zoom

Digital Zoom

Front Camera
Poor
Camera Setup

Single

Single

Resolution

1.3 MP, Primary Camera

1.3 MP, Primary Camera

Battery
Below Average
Capacity

1500 mAh

1200 mAh

Type

Li-ion

Li-ion

Storage
Poor
Internal Memory

512 MB

512 MB

Expandable Memory

, Up to 32 GB

, Up to 32 GB

Network & Connectivity
SIM Slot(s)

Dual SIM, GSM+GSM

Dual SIM, GSM+GSM

Network Support

5G Not Supported in India, 3G, 2G

5G Not Supported in India, 2G

SIM 1

3G Bands:
UMTS 2100 MHz
2G Bands:
GSM 1800 / 900 MHz
GPRS:
Available
EDGE:
Available

2G Bands:
GSM 1800 / 1900 / 900 MHz
GPRS:
Available
EDGE:
Available

SIM 2

2G Bands:
GSM 1800 / 900 MHz

2G Bands:
GSM 1800 / 1900 / 900 MHz

Wi-Fi

, Wi-Fi

, Wi-Fi

Bluetooth

, v2.1

Multimedia
FM Radio

, Stereo FM

Loudspeaker

Audio Jack

3.5 mm

Sensors
Other Sensors

Accelerometer

Accelerometer