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OptimaSmart OPS-40G vs Speed SX21

Compare OptimaSmart OPS-40G

Rs. 2,999
(Discontinued)

 

View Details >

Compare Speed SX21

Rs. 1,300
(Discontinued)

 

View Details >

Summary
38%
Performance

MediaTek MT6572

512 MB RAM

N/A

Display

4.0" (10.16 cm)

480x800 px

2.4" (6.1 cm)

240x320 px

Rear Camera

2 MP

Single Camera

0.3 MP

Single Camera

Front Camera

0.3 MP

Single Camera

N/A

Battery

1600 mAh

7 h talktime (2G)

1800 mAh

Storage

4 GB

32 GB (Expandable)

N/A

Compare Prices
OptimaSmart OPS-40G is permanently discontinued.
Speed SX21 is permanently discontinued.
General
Operating System

Android v4.2.2 (Jelly Bean)

Performance
Poor
Chipset

MediaTek MT6572

CPU

Dual core, 1.2 GHz, ARM Cortex A7

Graphics

Mali-400

RAM

512 MB

Display
Average
Display Type

LCD

TFT

Screen Size

4.0 " (10.16 cm)

2.4 " (6.1 cm)

Resolution

480x800 px

240x320 px

Pixel Density

233 ppi

167 ppi

Screen to Body Ratio (calculated)

55.72 %

Touch Screen

, Capacitive Touchscreen, Multi-touch

Design
Size Compare
Dimensions

Height: 127 mm
Width: 64.3 mm
Thickness: 10.5 mm

Weight

120 grams

Colours

Black, Blue, Yellow

Black

Camera
Main Camera
Camera Setup

Single

Single

Resolution

2 MP, Primary Camera

0.3 MP Primary Camera

Autofocus

Flash

, LED Flash

Image Resolution

1600 x 1200 Pixels

640 x 480 Pixels

Camera Features

Digital Zoom
Face detection

Digital Zoom

Front Camera
Poor
Camera Setup

Single

Resolution

0.3 MP, Primary Camera

Battery
Below Average
Capacity

1600 mAh

1800 mAh

Type

Li-Polymer

Li-ion

TalkTime

Up to 7 Hours(2G)

Standby time

Up to 150 Hours(2G)

Storage
Good
Internal Memory

4 GB

Expandable Memory

, Up to 32 GB

, Up to 8 GB

User Available Storage

Up to 1.32 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 / 1900 / 850 / 900 MHz
GPRS:
Available
EDGE:
Available

2G Bands:
GSM 1800 / 1900 / 850 / 900 MHz
GPRS:
Available

SIM 2

2G Bands:
GSM 1800 / 1900 / 850 / 900 MHz

2G Bands:
GSM 1800 / 1900 / 850 / 900 MHz

Wi-Fi

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

Wi-Fi Features

Mobile Hotspot

Bluetooth

, v2.0

GPS

USB Connectivity

microUSB 2.0

microUSB

Multimedia
FM Radio

Loudspeaker

Audio Jack

3.5 mm

3.5 mm

Video Player

, Video Formats: 3GP, MP4

Ring Tone

Music ringtones, Polyphonic ringtones, Vibration

Music

, Music Formats: AAC, MIDI, MP3, WAV

Special Features

Multi Languages, Auto Call Recording, Voice recording

Sensors
Other Sensors

Accelerometer

Games

Browser

, WAP

Phone Book

, Limited

Other Facilities

Calculator, Converter, World clock, Calendar, To-Do, Alarm