Karbonn Smart A12 Star vs Unnecto Omnia: specs comparison

Key differences

Calculated from recorded specifications using minimum difference thresholds. These are differences, not an overall ranking. For three phones, numeric highlights compare the two extremes.

Weight

Smart A12 Star: 33 g lighter

Smart A12 Star:

130 g

Omnia:

163 g
Width

Smart A12 Star: 8.4 mm narrower

Smart A12 Star:

64.2 mm

Omnia:

72.6 mm
Screen diagonal

Smart A12 Star: 1 in smaller diagonal

Smart A12 Star:

4 in

Omnia:

5 in
Depth

Omnia: 1.2 mm thinner

Smart A12 Star:

10.1 mm

Omnia:

8.9 mm
Height

Smart A12 Star: 18.7 mm shorter

Smart A12 Star:

124.2 mm

Omnia:

142.9 mm
Release year

Smart A12 Star:

2014

Omnia:

2015

Physical size

Relative size, not calibrated actual size. Front and side outlines share one scale and a bottom baseline. Generic outlines use recorded body dimensions, excluding camera bumps.

1. Smart A12 Star

Height:

124.2 mm
Width:

64.2 mm
Depth:

10.1 mm +1.2 mm versus Omnia
2. Omnia

Height:

142.9 mm +18.7 mm versus Smart A12 Star
Width:

72.6 mm +8.4 mm versus Smart A12 Star
Depth:

8.9 mm

Weight

Bars start at zero and share a scale within this chart.

1. Smart A12 Star

130 g
2. Omnia

163 g

+33 g versus Smart A12 Star

Screen size

Approximate rectangular screens calculated from recorded diagonal and aspect ratio at one relative scale. Rounded corners and cutouts are not subtracted. These are not phone outlines or calibrated actual sizes.

1. Smart A12 Star

Screen diagonal:

4 in

Aspect ratio (height:width):

5:3

Approximate rectangular screen area:

45.5 cm²
2. Omnia

Screen diagonal:

5 in

Aspect ratio (height:width):

16:9

Approximate rectangular screen area:

68.9 cm²

Omnia has approximately 51.3% more rectangular screen area than Smart A12 Star.

Memory variants

Each row compares the same storage capacity. Cells show recorded RAM alternatives, not combined maxima. Not recorded does not mean unavailable in every market.

Recorded RAM for Smart A12 Star, Omnia, compared at the same storage capacity.
Storage	Smart A12 Star	Omnia
8 GB	Unknown	1 GB RAM

Smart A12 Star: Original memory entry

4 GB · 512 MB RAM

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. Smart A12 Star

NFC:: Unknown
Headphone jack:: Yes
Memory card support:: See details microSD · up to 32 GB

2. Omnia

NFC:: Unknown
Headphone jack:: Yes
Memory card support:: See details microSD · up to 32 GB

Battery capacity

Capacity is not battery life. No endurance test is implied.

Recorded battery capacity

Bars start at zero and share a scale within this chart.

1. Smart A12 Star

1400 mAh
2. Omnia

2000 mAh

+600 mAh versus Smart A12 Star

Specifications

Open a section for more detail. On narrow screens, swipe sideways or use Left/Right arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

1. Smart A12 Star2. Omnia

Everyday essentials

Everyday essentials — specifications for Smart A12 Star, Omnia.
Specification	Smart A12 Star	Omnia
Dimensions (HxWxD)	124.2 Х 64.2 Х 10.1 mm	142.9 Х 72.6 Х 8.9 mm
Weight	130 g	163 g
Technology	IPS LCD	IPS LCD
Screen size	4" inch	5" inch
Screen resolution	480 x 800 px	720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	4 GB 512 MB RAM	8 GB 1 GB RAM
Memory card support	microSD up to 32 GB	microSD up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.	1400 mAh Li-Ion	2000 mAh Removable Li-Ion
Operating system OS	Android 4.4.2 (KitKat)	Android 5.1 (Lollipop)
Headphone jack	Yes	Yes

Display

Display — specifications for Smart A12 Star, Omnia.
Specification	Smart A12 Star	Omnia
Touchscreen	capacitive touchscreen	capacitive touchscreen
Display colors	16M	16M
Screen area	45.5 cm2	68.9 cm2
Screen format	5:3 (height:width)	16:9 (height:width)
Screen to body ratio	57.1%	66.4%
PPI /points per inch/	233 PPI	294 PPI

Camera and Video

Camera and Video — specifications for Smart A12 Star, Omnia.
Specification	Smart A12 Star	Omnia
Rear camera, main	5 MP Single	8 MP Single
Camera specs	5 MP	8 MP AF
Functions	LED flash	LED flash
Video	Yes	1080p@30fps
Front camera, selfie	0.3 MP Single	3 MP Single
Specifications	VGA	3 MP

Performance

Performance — specifications for Smart A12 Star, Omnia.
Specification	Smart A12 Star	Omnia
Processor CPU	Dual-core 1.2 GHz	Quad-core 1.0 GHz
Graphics processor GPU	Unknown	Mali-T720

General specs

General specs — specifications for Smart A12 Star, Omnia.
Specification	Smart A12 Star	Omnia
Release date	2014 July	2015 January
Colors	Black	Black White Gray
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.	50 EUR	Unknown
Battery life	Stand by time- Up to 300 h	Stand by time- Up to 188 h (3G) Talking time- Up to 6 h 30 min (3G) Music play - Up to 24 h

Communication and Connectivity

Communication and Connectivity — specifications for Smart A12 Star, Omnia.
Specification	Smart A12 Star	Omnia
SIM card	Dual SIM (Micro-SIM dual stand-by)	Dual SIM
Network	Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 1700(AWS) / 1900 / 2100 -4G - LTE band 2(1900) 4(1700/2100) 12(700) 17(700)
Speed	HSPA	HSPA LTE
GPRS	Yes	Yes
Edge	Yes	Yes
Wi-Fi	Wi-Fi 802.11 b/g/n hotspot	Wi-Fi 802.11 b/g/n hotspot
GPS	Yes with A-GPS	Yes with A-GPS
USB	microUSB 2.0	microUSB 2.0
Bluetooth	2.0	4.0 LE
Harmful irradiation	SAR EU - 0.79 W/kg (head)	Unknown

Music and Audio

Music and Audio — specifications for Smart A12 Star, Omnia.
Specification	Smart A12 Star	Omnia
Radio	FM radio	FM radio

Other features

Other features — specifications for Smart A12 Star, Omnia.
Specification	Smart A12 Star	Omnia
Dop	Sensors Accelerometer proximity	Sensors Accelerometer

Karbonn Smart A12 Star vs Unnecto Omnia