Compare Karbonn A6 vs Sony Xperia U vs Lava X81

Summary
72%
Display

4" (Small)

480x800, Avg sharpness

3.5" (Small)

480x854, Avg sharpness

5.0" (Medium)

HD, Avg sharpness

Performance

Single core

1 GHz, 512 MB RAM

Dual core

1 GHz, 512 MB RAM

Quad core

1.3 GHz, 3 GB RAM

Storage

104 MB

32 GB (Expandable)

8 GB

16 GB

64 GB (Expandable)

Camera

5 MP (Main)

0.3 MP (Front)

5 MP (Main)

0.3 MP (Front)

13 MP (Main)

5 MP (Front)

Battery

1450 mAh

3.5 talktime (2G)

1320 mAh

5.6 h talktime (3G)

2700 mAh

10 h talktime (3G)

Expert Rating
User Rating

★★★★★
★★★★★

3.7/5 based on 1,166 ratings

Read All User Reviews

★★★★★
★★★★★

4.2/5 based on 1,336 ratings

Read All User Reviews

General
Launch Date

March 18, 2013 (Official)

May 7, 2012 (Official)

June 10, 2016 (Official)

Operating System

Android v4 (Ice Cream Sandwich)

Android v4 (Ice Cream Sandwich)

Android v6.0 (Marshmallow)

SIM Slot(s)

Dual SIM, GSM+GSM

Single SIM, GSM

Dual SIM, GSM+GSM

SIM Size

SIM1: Micro
SIM2: Micro

Network

2G: Yes

3G: Yes, 2G: Yes

4G: Yes (supports Indian bands)
3G: Yes, 2G: Yes

Fingerprint Sensor

No

Quick Charging

No

Design
Size Compare
Size Compare
Size Compare
Dimensions

Height: 128 mm
Width: 65.7 mm
Thickness: 11.6 mm

Height: 112 mm
Width: 54 mm
Thickness: 12 mm

Height: 142.6 mm
Width: 73.4 mm
Thickness: 8.4 mm

Weight

114 grams

110 grams

Colours

Space Grey

Display
Good
Screen Resolution

480 x 800 pixels

480 x 854 pixels

HD (720 x 1280 pixels)

Pixel Density

233 ppi

280 ppi

294 ppi

Display Type

IPS LCD

TFT

IPS LCD

Screen Protection

Corning Gorilla Glass v3

Touch Screen

Capacitive Touchscreen

Capacitive Touchscreen, Multi-touch

Capacitive Touchscreen, Multi-touch

Screen to Body Ratio

65.69 %

Performance
Good
Chipset

ST-Ericsson NovaThor U8500

MediaTek MT6735

Processor

Single core, 1 GHz

Dual core, 1 GHz, Cortex A9

Quad core, 1.3 GHz, Cortex A53

Architecture

64 bit

Graphics

Mali-400

Mali-T720 MP2

RAM

512 MB

512 MB

3 GB

Storage
Best in Class
Internal Memory

104 MB

8 GB

16 GB

Expandable Memory

Up to 32 GB

No

Up to 64 GB

User Available Storage

Up to 4 GB

Camera
Very Good
Main Camera
Resolution

5 MP

5 MP

13 MP

Autofocus

Aperture

2.0 F

Optical Image Stabilisation

No

Flash

LED Flash

LED Flash

Dual LED Flash

Image Resolution

2592 x 1944 Pixels

2592 x 1944 Pixels

4128 x 3096 Pixels

Settings

Exposure compensation, ISO control

Shooting Modes

Continuos Shooting, High Dynamic Range mode (HDR)

Camera Features

Digital Zoom

16 x Digital Zoom, Digital image stabilization, Touch to focus

Digital Zoom, Auto Flash, Face detection, Touch to focus

Video Recording

1280x720 @ 30 fps

1920x1080 @ 30 fps

Front Camera
Resolution

0.3 MP

0.3 MP

5 MP

Autofocus

No

Aperture

2.4 F

Flash

LED Flash

Camera Features

Fixed Focus

Fixed Focus

Battery
Very Good
Capacity

1450 mAh

1320 mAh

2700 mAh

Type

Li-ion

Li-ion

Li-Polymer

Not User Replaceable

No

Standby Time

Up to 250(2G)

Up to 472 Hours(3G) / Up to 260 Hours(2G)

Up to 300 Hours(2G)

Network & Connectivity
SIM Size

SIM1: Micro
SIM2: Micro

SIM 1

2G

3G, 2G

4G (supports Indian bands), 3G, 2G

SIM 2

2G

Bluetooth

v2.1

v4.0

GPS

with A-GPS

with A-GPS, Glonass

NFC

No

USB Connectivity

USB 2.0, microUSB

microUSB 2.0

Multimedia
FM Radio

RDS

Recording option

Loudspeaker

Audio Jack

3.5 mm

3.5 mm

Special Features
Fingerprint Sensor

No

Other Sensors

Accelerometer

Proximity sensor, Accelerometer, Compass

Light sensor, Proximity sensor, Accelerometer

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