Karbonn A7 Star vs Vodafone 1231

Compare recorded specifications, size and practical differences.

+ Add a third phone

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.

  • Screen diagonal

    1231: 2 in smaller diagonal

    A7 Star:
    4.5 in
    1231:
    2.5 in
  • Depth

    A7 Star: 4.1 mm thinner

    A7 Star:
    10.4 mm
    1231:
    14.5 mm
  • Release year

    A7 Star:
    2013
    1231:
    2009

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. 1. A7 Star

    Height:
    113 mm
    Width:
    66 mm
    Depth:
    10.4 mm
    Weight:
    Unknown
  2. 2. 1231

    Height:
    113 mm
    Width:
    65.4 mm
    Depth:
    14.5 mm +4.1 mm versus A7 Star
    Weight:
    130 g

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. 1. A7 Star

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    55.8 cm²
  2. 2. 1231

    Screen diagonal:
    2.5 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    19.4 cm²

A7 Star has approximately 188.4% more rectangular screen area than 1231.

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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

A7 Star: Original memory entry

164 MB

1231: Original memory entry

48 MB

Practical features

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

1. A7 Star

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

2. 1231

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD · up to 4 GB (dedicated slot)

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. 1. A7 Star

    1400 mAh

    +300 mAh versus 1231

  2. 2. 1231

    1100 mAh

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. A7 Star2. 1231

Everyday essentials
Everyday essentials — specifications for A7 Star, 1231.
SpecificationA7 Star1231
Dimensions (HxWxD)
  • 113 Х 66 Х 10.4 mm
  • 113 Х 65.4 Х 14.5 mm
Weight
  • 0 g
  • 130 g
Technology Unknown
  • TFT
Screen size
  • 4.5" inch
  • 2.5" inch
Screen resolution
  • 480 x 854 px
  • 320 x 240 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 164 MB
  • 48 MB
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 4 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1400 mAh
  • Removable Li-Ion
  • 1100 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.0 (Ice Cream Sandwich)
  • Microsoft Windows Mobile 6.1 Standard
Chipset
  • Mediatek MT6517
Unknown
Headphone jack
  • Yes
  • No
Display
Display — specifications for A7 Star, 1231.
SpecificationA7 Star1231
Touchscreen
  • capacitive touchscreen
Unknown
Display colors Unknown
  • 65K
Screen area
  • 55.8 cm2
  • 19.4 cm2
Screen format
  • 16:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 74.8%
  • 26.2%
PPI /points per inch/
  • 218 PPI
  • 160 PPI
Camera and Video
Camera and Video — specifications for A7 Star, 1231.
SpecificationA7 Star1231
Rear camera, main
  • 5 MP
  • Single
  • 1.3 MP
  • Single
Camera specs
  • 5 MP
  • 1.3 MP
Functions
  • LED flash
Unknown
Video
  • Yes
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 0 MP,
Performance
Performance — specifications for A7 Star, 1231.
SpecificationA7 Star1231
Processor CPU
  • Dual-core 1.0 GHz Cortex-A9
Unknown
Graphics processor GPU
  • PowerVR SGX531u
Unknown
General specs
General specs — specifications for A7 Star, 1231.
SpecificationA7 Star1231
Release date
  • 2013
  • 2009
  • June
Colors
  • white/black
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 70 EUR
Unknown
Battery life
  • Stand by time- Up to 135 h Talking time- Up to 5 h
  • Stand by time- Up to 230 h Talking time- Up to 5 h
Communication and Connectivity
Communication and Connectivity — specifications for A7 Star, 1231.
SpecificationA7 Star1231
SIM card
  • Dual SIM
  • Mini-SIM
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Class 10
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • No
GPS
  • No
  • Yes
USB
  • Proprietary
  • Proprietary
Bluetooth
  • Yes
  • 2.0
  • A2DP
Harmful irradiation
  • SAR EU - 0.99 W/kg (head)
  • SAR EU - 0.69 W/kg (head)
Music and Audio
Music and Audio — specifications for A7 Star, 1231.
SpecificationA7 Star1231
Radio
  • FM radio
  • No
Other features
Other features — specifications for A7 Star, 1231.
SpecificationA7 Star1231
Dop
  • Sensors Accelerometer
  • proximity
  • MP3/MP4 player -Organizer -Voice memo -Predictive text input