Category Breakdown
Karbonn A15
Micromax Bolt D320
Performance
57.351.3
Camera
41.941.9
Display
64.364.3
Battery
43.543.5
Build
70.870.8
Overall
54.152.3
Summary
- The Karbonn A15 features a 4.0-inch TFT display with a resolution of 480 x 800 pixels, while the Micromax Bolt D320 has a slightly larger 4.5-inch TFT display with a resolution of 480 x 854 pixels.
- In terms of performance, the A15 is powered by a 1.0 GHz CPU, whereas the D320 utilizes a dual-core 1.2 GHz Cortex-A7 processor, providing a marginally better performance.
- Both devices have a rear camera of 3.15 MP and lack optical image stabilization, but the D320's software experience with Android 4.4.2 (KitKat) is more advanced than the A15's Android 4.0.4 (Ice Cream Sandwich).
- The D320 also has a larger battery capacity at 1600 mAh compared to the A15's 1420 mAh, potentially offering better battery life.
- Build-wise, the D320 is heavier at 128g and has specific dimensions, while the A15's dimensions are unspecified.
Side-by-side Specification Comparison
Karbonn A15
Micromax Bolt D320
General
Release Date
2012
2015
Announced
2012
2015
Description
N/A
N/A
Display
Size
4"
4.5"
Type
TFT
TFT, 256K colors
Resolution
480 x 800 pixels, 5:3 ratio (~233 ppi density)
480 x 854 pixels, 16:9 ratio (~218 ppi density)
PPI
480
480
Refresh Rate
60Hz
60Hz
Peak Brightness
N/A
N/A
HDR Support
✗
✗
Protection
N/A
N/A
Performance
Chipset
N/A
Mediatek MT6572 (28 nm)
CPU
1.0 GHz
Dual-core 1.2 GHz Cortex-A7
GPU
N/A
Mali-400
Memory
4GB (2.5GB user available), 512MB RAM
4GB 512MB RAM
Expandable Storage
✗
✗
Card Slot
microSDHC (dedicated slot)
microSDHC
Camera
Main Camera
3.15 MP
3.15 MP
Main Camera Details
3.15 MP
3.15 MP
Front Camera
N/A
N/A
Front Camera Details
N/A
VGA
Video Recording
Yes
Yes
Selfie Video
N/A
N/A
OIS
✗
✗
Night Mode
✗
✗
RAW Support
✗
✗
Battery
Capacity
1420 mAh
1600 mAh
Battery Details
Li-Ion 1420 mAh, removable
Li-Ion 1600 mAh, removable
Charging Details
N/A
N/A
Fast Charging
✗
✗
Wireless Charging
✗
✗
Build & Design
Dimensions
N/A
135 x 66.5 x 10.2 mm (5.31 x 2.62 x 0.40 in)
Weight
N/A
128 g
Materials
N/A
N/A
Water Resistance
N/A
N/A
Colors
Black
Black
Foldable
✗
✗
Connectivity
SIM
Dual SIM (Mini-SIM)
Dual SIM
Network
GSM / HSPA
GSM / HSPA
Network Speed
HSPA 7.2/0.384 Mbps
HSPA 21.1/5.76 Mbps
5G
✗
✗
4G
✗
✗
WiFi
Wi-Fi 802.11 b/g/n
Wi-Fi 802.11 b/g/n, hotspot
Bluetooth
2.0
4.0, A2DP
NFC
✗
✗
USB
microUSB 2.0
microUSB 2.0
IR Blaster
✗
✗
Headphone Jack
✓
✓
Radio
✗
✗
Positioning
GPS
A-GPS only
Software
Operating System
Android 4.0.4 (Ice Cream Sandwich)
Android 4.4.2 (KitKat)
OS Version
Android 4.0.4 (Ice Cream Sandwich)
Android 4.4.2 (KitKat)
Security
Fingerprint
✗
✗
Face Unlock
✗
✗
Sensors
Accelerometer
Accelerometer
Audio
Stereo Speakers
✗
✗
Loudspeaker
Yes
Yes
Audio Jack
Yes
Yes

