Category Breakdown
BLU J2
Karbonn A10
Performance
54.359.5
Camera
42.042.0
Display
67.367.3
Battery
43.543.5
Build
70.870.8
Overall
53.855.4
Summary
- The BLU J2 features a larger 5.0-inch IPS LCD display with a resolution of 480 x 854 pixels, providing a better viewing experience compared to the Karbonn A10's 3.9-inch display at 480 x 800 pixels.
- In terms of performance, the BLU J2 is equipped with a quad-core 1.3 GHz processor and 1GB of RAM, which offers superior multitasking capabilities compared to the dual-core 1.0 GHz processor and 512MB RAM of the Karbonn A10.
- Both phones have a 5 MP rear camera, but the BLU J2 lacks autofocus while the Karbonn A10 includes it.
- The BLU J2 has a larger 2000 mAh battery compared to the 1400 mAh battery of the Karbonn A10, suggesting longer usage time.
- Software-wise, the BLU J2 runs on Android 8.1 Oreo (Go edition), providing a more updated experience than the Karbonn A10's Android 4.1 Jelly Bean.
- Overall, the BLU J2 offers better build quality, display size, performance, battery life, and software experience.
Side-by-side Specification Comparison
BLU J2
Karbonn A10
General
Release Date
2019
2013
Announced
2019
2013
Description
For USA
N/A
Display
Size
5"
3.9"
Type
IPS LCD
IPS LCD
Resolution
480 x 854 pixels, 16:9 ratio (~196 ppi density)
480 x 800 pixels, 5:3 ratio (~239 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 MT6577 (40 nm)
CPU
Quad-core 1.3 GHz Cortex-A7
Dual-core 1.0 GHz Cortex-A9
GPU
Mali-400
PowerVR SGX531u
Memory
32GB 1GB RAM
512MB 512MB RAM
Expandable Storage
✗
✗
Card Slot
microSDXC
microSDHC (dedicated slot)
Camera
Main Camera
5 MP
5 MP
Main Camera Details
5 MP
5 MP, AF
Front Camera
5 MP
N/A
Front Camera Details
5 MP
VGA
Video Recording
720p@30fps
Yes
Selfie Video
720p@30fps
N/A
OIS
✗
✗
Night Mode
✗
✗
RAW Support
✗
✗
Battery
Capacity
2000 mAh
1400 mAh
Battery Details
Li-Po 2000 mAh battery
Li-Ion 1400 mAh battery
Charging Details
N/A
N/A
Fast Charging
✗
✗
Wireless Charging
✗
✗
Build & Design
Dimensions
144 x 73.1 x 10.3 mm (5.67 x 2.88 x 0.41 in)
N/A
Weight
146 g
N/A
Materials
N/A
N/A
Water Resistance
N/A
N/A
Colors
Blue, Black, Brown
Black
Foldable
✗
✗
Connectivity
SIM
Nano-SIM + Nano-SIM
Dual SIM
Network
GSM / HSPA
GSM / HSPA
Network Speed
HSPA 21.1/5.76 Mbps
HSPA
5G
✗
✗
4G
✗
✗
WiFi
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Wi-Fi 802.11 b/g/n, hotspot
Bluetooth
4.1, A2DP, LE
Yes
NFC
✗
✗
USB
microUSB 2.0
Proprietary
IR Blaster
✗
✗
Headphone Jack
✓
✓
Radio
✗
✗
Positioning
GPS
GPS
Software
Operating System
Android 8.1 Oreo (Go edition)
Android 4.1 (Jelly Bean)
OS Version
Android 8.1 Oreo (Go edition)
Android 4.1 (Jelly Bean)
Security
Fingerprint
✗
✗
Face Unlock
✗
✗
Sensors
Accelerometer
Accelerometer, proximity
Audio
Stereo Speakers
✗
✗
Loudspeaker
Yes
Yes
Audio Jack
Yes
Yes

