Phone Comparison - Micromax Bolt A58 vs Karbonn Smart A12 Star vs Lava Iris 250

general General Info

Manufacturer Micromax Karbonn Lava
Announced October 2013 June 2014 September 2014
Status Available - October 2013 Available - June 2014 Available - September 2014
Colors Midnight Black, Raging Red White, Black Black
Form Factor Candybar Candybar Candybar
Dimension - 124.2 x 64.2 x 10.1 mm
(4.89 x 2.53 x 0.4 in)
-
Weight - 130 g (4.59 oz) -
2G Network GSM 900 / 1800 - SIM 1 & SIM 2 GSM 900 / 1800 - SIM 1 & SIM 2 GSM 900 / 1800 - SIM 1 & SIM 2
3G Network HSDPA 2100 HSDPA 2100 HSDPA 2100
Messaging SMS, MMS, EMail, IM SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail, IM

hardware Hardware and OS

OS Android OS, v4.2.2 (Jelly Bean) Android OS, v4.4.2 (KitKat) Android OS, v4.2(Jelly Bean)
Processor Dual-core 1.0 GHz, MTK 6572M Dual-core 1.2 GHz, MTK 6572 Dual-core 1.0 GHz, MediaTek MT6572
GPU Mali-400 Mali-400MP Mali-400MP
RAM 512 MB 512 MB 512 GB
Internal Memory 512 MB (90 MB for Apps) 4 GB (2.4 GB internal storage) 4 GB ROM
External Memory microSD, up to 32 GB microSD, up to 32 GB microSD, up to 32 GB

display Display

Type TFT capacitive touchscreen IPS LCD Capacitive Touchscreen, Wide Viewing Angle TFT touchscreen
Colors 262K colors 16M colors 16M colors
Size 3.5 inches 4.0 inches 4.0 inches
Resolution 320 x 480 pixels (165 ppi) 480 x 800 pixels (233 ppi) 480 x 800 pixels (233 ppi)
Screen-to-Body Ratio - 57.23% -
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio FM radio FM radio FM radio with RDS, FM Recording
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 2 MP, 1600x1200 pixels 5 MP, 2592х1944 pixels 3.2 MP, 2048 x 1536 pixels
Flash No LED flash Yes
Features Fixed Focus Geo-tagging, Face Detection, Panorama Face Detection, Panaroma Mode (Horizontal and Vertical), Burst Mode (40 & 99 Shots)
Video Yes, 720p@30fps Yes, 720p Yes, 720p@30fps
Front Camera No [Similar] Yes, VGA [Similar] Yes, VGA [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSDPA, 21 Mbps; HSUPA, 5.76 Mbps HSDPA, 21 Mbps; HSUPA, 5.76 Mbps HSDPA, HSUPA
Bluetooth Yes, v2.0 A2DP, EDR Yes, v2.0 A2DP, EDR Yes, with A2DP
Wi-Fi Wi-Fi 802.11 b/g/n, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, Wi-Fi hotspot
USB Yes, microUSB v2.0 Yes, microUSB v2.0 Yes
GPS No Yes, with A-GPS support Yes, with A-GPS support
Browser HTML HTML HTML5

memory User Memory

Internal 512 MB (90 MB for Apps), 512 MB RAM 4 GB (2.4 GB internal storage), 512 MB RAM 4 GB ROM, 512 GB RAM
Expandable Storage microSD, up to 32 GB microSD, up to 32 GB microSD, up to 32 GB

Apps Sensors

Fingerprint fingerprint not supported fingerprint not supported fingerprint not supported
Proximity Sensor proximity sensor present proximity sensor present proximity sensor present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present accelerometer sensor present
NFC NFC not supported NFC not supported NFC not supported

battery Battery

Type Li-Ion Battery Li-Ion Battery Li-Ion Battery
Capacity 1200 mAh 1400 mAh 1400 mAh
Stand by Up to 200 h Up to 300 h (2G) -
Talk Time Up to 4 h - -