Micromax A25 vs Karbonn A4

Micromax A25

Micromax A25

Announced On:October, 2012

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Karbonn A4

Karbonn A4

Announced On:March, 2013

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Micromax A25 vs Karbonn A4

Micromax A25	Karbonn A4

Price
EUR: €50	EUR: €70
USD: N/A	USD: N/A
GBP: N/A	GBP: N/A
INR: N/A	INR: N/A
PKR: N/A	PKR: N/A

Form Factor
Body
Candybar, Touchscreen	Candybar, Touchscreen
Dimensions
104.5 x 56 x 13 mm (4.11 x 2.20 x 0.51 in)	124.8 x 66 x 9.5 mm (4.91 x 2.60 x 0.37 in)
Weight
102 g (3.60 oz)	75 g (2.65 oz)
Colors
Black	White/Black

Type
Display
TFT, 256K colors	TFT, 256K colors
Size
2.8 inches, 24.3 cm² (~41.5% screen-to-body ratio)	4.0 inches, 47.6 cm² (~57.8% screen-to-body ratio)
Resolution
240 x 320 pixels, 4:3 ratio (~143 ppi density)	320 x 480 pixels, 3:2 ratio (~144 ppi density)
Multitouch
Yes	Yes

Technology
Network
GSM	GSM / HSPA
2G Bands
GSM 900 / 1800 SIM 1 & SIM 2	GSM 850 / 1900 SIM 1 & SIM 2
3G Bands
	HSDPA 900 / 2100

Alert Types
Notifications
Vibration, MP3, WAV ringtones	Vibration, MP3, WAV ringtones

Internal Memory
Memory
256MB RAM 512MB	256MB 512MB
Card Slot
microSDHC (dedicated slot)	microSDHC (dedicated slot)

GPRS
Connectivity
Class 12	Yes
EDGE
Class 12	Yes
Speed
	HSPA
WLAN
Wi-Fi 802.11 b/g/n	Wi-Fi 802.11 b/g/n, hotspot
Bluetooth
2.1	Yes
USB
microUSB 2.0	Proprietary
GPS
No	No
NFC
No	No

Main Camera
Camera
1.3 MP	3.15 MP
Video
Yes	Yes
Selfie Camera
	Yes

Audio Format Support
Multimedia
MP3/WAV/AAC+	MP3/AAC/WMA/WAV
Video Format Support
MP4/H.263	MP4/WMV/H.264
Radio
FM radio	FM radio

Operating System (OS)
Software
Android OS, v2.3.6 (Gingerbread)	Android OS, v2.3.6 (Gingerbread)
Java
	Yes, via Java MIDP emulator
Browser
HTML	HTML
Messaging
SMS(threaded view), MMS, Email, IM	SMS(threaded view), MMS, Email, IM

Chipset
Hardware
Mediatek MT6515
CPU
1.0 GHz Cortex-A9
GPU
PowerVR SGX531
Sensors
Accelerometer	Accelerometer
SIM
Dual SIM (Mini-SIM)	Dual SIM (Mini-SIM)
Speakers
Yes	Yes
Audio Jack
3.5 mm	3.5 mm

Battery Type
Battery
Li-Ion 1280 mAh, removable	Li-Ion 1400 mAh battery
Standby
Up to 180 h	Up to 250 h
Talk Time
Up to 4 h	Up to 4 h 20 min

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