Category Breakdown
Karbonn A15
Panasonic T31
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 and Panasonic T31 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 has a 1.0 GHz CPU, while the T31 is equipped with a dual-core 1.3 GHz Cortex-A7, which may provide slightly better multitasking capabilities.
- Both devices have a 3.15 MP rear camera, but the T31 supports video recording at 720p@24fps, giving it an edge in video quality.
- The A15 has a battery capacity of 1420 mAh, compared to the T31's 1300 mAh, potentially offering longer usage time.
- The A15 runs on Android 4.0.4, while the T31 operates on a newer Android 4.2.2, which may enhance the software experience with improved features and stability.
- In terms of build quality, the T31 is slightly heavier at 120g and has specific dimensions, while the A15's dimensions are unspecified.
Side-by-side Specification Comparison
Karbonn A15
Panasonic T31
General
Release Date
2012
2013
Announced
2012
2013
Description
N/A
N/A
Display
Size
4"
4"
Type
TFT
TFT
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
Peak Brightness
N/A
N/A
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 (dedicated slot)
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
720p@24fps
Selfie Video
N/A
N/A
OIS
✗
✗
Night Mode
✗
✗
RAW 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 & Design
Dimensions
N/A
122 x 64.4 x 11.2 mm (4.80 x 2.54 x 0.44 in)
Weight
N/A
120 g
Materials
N/A
N/A
Water Resistance
N/A
N/A
Colors
Black
Pure White, Bluish Black
Foldable
✗
✗
Connectivity
SIM
Dual SIM (Mini-SIM)
Dual SIM (Mini-SIM, dual stand-by)
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, Wi-Fi Direct, hotspot
Bluetooth
2.0
4.0, A2DP
NFC
✗
✗
USB
microUSB 2.0
microUSB 2.0
IR Blaster
✗
✗
Headphone Jack
✓
✓
Radio
✗
✗
Positioning
GPS
GPS
Software
Operating System
Android 4.0.4 (Ice Cream Sandwich)
Android 4.2.2 (Jelly Bean)
OS Version
Android 4.0.4 (Ice Cream Sandwich)
Android 4.2.2 (Jelly Bean)
Security
Fingerprint
✗
✗
Face Unlock
✗
✗
Sensors
Accelerometer
Accelerometer, proximity
Audio
Stereo Speakers
✗
✗
Loudspeaker
Yes
Yes
Audio Jack
Yes
Yes

