Karbonn A15
#8012
Micromax Bolt D303
#7417Category Breakdown
Karbonn A15
Micromax Bolt D303
Performance
26.235.7
Camera
39.612.7
Display
16.934.1
Battery
14.213.1
Build
17.617.4
Connectivity
23.730.6
Audio
8.98.9
Overall
16.719.0
Summary
- The Karbonn A15 and Micromax Bolt D303 both feature a 4.0-inch TFT display with a resolution of 480 x 800 pixels, offering similar visual quality.
- In terms of performance, the A15 is powered by a 1.0 GHz CPU, while the Bolt D303 has a slightly faster dual-core 1.3 GHz processor, which may provide better multitasking capabilities.
- Both devices have a 3.15 MP rear camera, but the Bolt D303 supports video recording at 480p@30fps, whereas the A15 does not specify video capabilities.
- The A15 has a battery capacity of 1420 mAh, slightly higher than the Bolt D303's 1300 mAh, which may result in marginally better battery life.
- Software-wise, the A15 runs on Android 4.0.4 (Ice Cream Sandwich), while the Bolt D303 operates on a more updated Android 4.4.2 (KitKat), potentially offering a better user experience.
- Both phones lack advanced build materials and water resistance features, maintaining a basic design.
Side-by-side Specification Comparison
Karbonn A15
Micromax Bolt D303
General
Release Date
2012
2015
Announced
2012
2015
Description
N/A
N/A
Display
Size
4"
4"
Type
TFT
TFT, 256K colors
Resolution
480 x 800 pixels, 5:3 ratio (~233 ppi density)
480 x 800 pixels, 5:3 ratio (~233 ppi density)
PPI
480
480
Refresh Rate
60Hz
60Hz
HDR Support
✗
✗
Protection
N/A
N/A
Performance
Chipset
N/A
Mediatek MT6572M (28 nm)
CPU
1.0 GHz
Dual-core 1.3 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 Features
N/A
LED flash
Front Camera
N/A
VGA
Front Camera Features
N/A
N/A
Video Recording
Yes
480p@30fps
Selfie Video
N/A
N/A
Optical Stabilization
✗
✗
Night Mode
✗
✗
Raw Photo Support
✗
✗
Battery
Capacity
1420 mAh
1300 mAh
Battery Details
Li-Ion 1420 mAh, removable
Li-Ion 1300 mAh, removable
Charging Details
N/A
N/A
Fast Charging
✗
✗
Wireless Charging
✗
✗
Build & Safety
Dimensions
N/A
N/A
Weight
N/A
N/A
Materials
N/A
N/A
Colors
Black
Black
Foldable
✗
✗
SAR
0.59 W/kg (head)
0.39 W/kg (head) 0.64 W/kg (body)
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
GPS
Audio
Stereo Speakers
✗
✗
Loudspeaker
Yes
Yes
Audio Jack
Yes
Yes
Software & Security
Operating System
Android 4.0.4 (Ice Cream Sandwich)
Android 4.4.2 (KitKat)
Fingerprint
✗
✗
Face Unlock
✗
✗
Sensors
Accelerometer
Accelerometer