Karbonn Smart A12 Star
#6608
Micromax Bolt Q331
#7015Category Breakdown
Karbonn Smart A12 Star
Micromax Bolt Q331
Performance
27.930.2
Camera
39.614.1
Display
54.454.4
Battery
14.018.9
Build
0.20.2
Connectivity
25.826.5
Audio
8.98.9
Overall
23.020.9
Summary
- The Karbonn Smart A12 Star features a 4.0-inch IPS LCD display with a resolution of 480 x 800 pixels, while the Micromax Bolt Q331 has a larger 5.0-inch IPS LCD with a resolution of 480 x 854 pixels, offering slightly better pixel density.
- In terms of performance, the A12 Star is powered by a dual-core 1.2 GHz processor, whereas the Bolt Q331 utilizes a quad-core 1.2 GHz chipset, potentially providing better multitasking capabilities.
- Both phones have a 5 MP rear camera, but the Bolt Q331 includes a 2 MP front camera for selfies, which the A12 Star lacks.
- The A12 Star is equipped with a 1400 mAh battery, while the Bolt Q331 has a larger 2000 mAh battery, likely offering longer usage time.
- Both devices run on Android 4.4.2 (KitKat), providing a similar software experience, but the Bolt Q331's additional camera and battery capacity may enhance its overall usability.
Side-by-side Specification Comparison
Karbonn Smart A12 Star
Micromax Bolt Q331
General
Release Date
2014
2015
Announced
2014
2015
Description
N/A
N/A
Display
Size
4"
5"
Type
IPS LCD
IPS LCD
Resolution
480 x 800 pixels, 5:3 ratio (~233 ppi density)
480 x 854 pixels, 16:9 ratio (~196 ppi density)
PPI
480
480
Refresh Rate
60Hz
60Hz
HDR Support
✗
✗
Protection
N/A
N/A
Performance
Chipset
N/A
Spreadtrum 7731G
CPU
Dual-core 1.2 GHz
Quad-core 1.2 GHz
GPU
N/A
N/A
Memory
4GB 512MB RAM
4GB 512MB RAM
Expandable Storage
✗
✗
Card Slot
microSDHC
microSDHC
Camera
Main Camera
5 MP
5 MP
Main Camera Features
LED flash
LED flash
Front Camera
VGA
2 MP
Front Camera Features
N/A
N/A
Video Recording
Yes
720p
Selfie Video
N/A
N/A
Optical Stabilization
✗
✗
Night Mode
✗
✗
Raw Photo Support
✗
✗
Battery
Capacity
1400 mAh
2000 mAh
Battery Details
Li-Ion 1400 mAh battery
Li-Ion 2000 mAh, removable
Charging Details
N/A
N/A
Fast Charging
✗
✗
Wireless Charging
✗
✗
Build & Safety
Dimensions
124.2 x 64.2 x 10.1 mm (4.89 x 2.53 x 0.40 in)
N/A
Weight
130 g
N/A
Materials
N/A
N/A
Colors
Black
Black
Foldable
✗
✗
SAR
N/A
N/A
Connectivity
SIM
Dual SIM (Micro-SIM, dual stand-by)
Dual SIM
Network
GSM / HSPA
GSM / HSPA
Network Speed
HSPA
HSPA 21.1/5.76 Mbps
5G
✗
✗
4G
✗
✗
WiFi
Wi-Fi 802.11 b/g/n, hotspot
Wi-Fi 802.11 b/g/n, hotspot
Bluetooth
2.0
2.1
NFC
✗
✗
USB
microUSB 2.0
microUSB 2.0
IR Blaster
✗
✗
Headphone Jack
✓
✓
Radio
✗
✗
Positioning
GPS
N/A
Audio
Stereo Speakers
✗
✗
Loudspeaker
Yes
Yes
Audio Jack
Yes
Yes
Software & Security
Operating System
Android 4.4.2 (KitKat)
Android 4.4.2 (KitKat)
Fingerprint
✗
✗
Face Unlock
✗
✗
Sensors
Accelerometer, proximity
Accelerometer, proximity