Karbonn Smart A12 Star vs T-Mobile MDA Compact V

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.

  • Weight

    MDA Compact V: 13 g lighter

    Smart A12 Star:
    130 g
    MDA Compact V:
    117 g
  • Width

    MDA Compact V: 11.1 mm narrower

    Smart A12 Star:
    64.2 mm
    MDA Compact V:
    53.1 mm
  • Screen diagonal

    MDA Compact V: 0.8 in smaller diagonal

    Smart A12 Star:
    4 in
    MDA Compact V:
    3.2 in
  • Depth

    Smart A12 Star: 3.6 mm thinner

    Smart A12 Star:
    10.1 mm
    MDA Compact V:
    13.7 mm
  • Height

    MDA Compact V: 16.3 mm shorter

    Smart A12 Star:
    124.2 mm
    MDA Compact V:
    107.9 mm
  • Release year

    Smart A12 Star:
    2014
    MDA Compact V:
    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. Smart A12 Star

    Height:
    124.2 mm +16.3 mm versus MDA Compact V
    Width:
    64.2 mm +11.1 mm versus MDA Compact V
    Depth:
    10.1 mm
  2. 2. MDA Compact V

    Height:
    107.9 mm
    Width:
    53.1 mm
    Depth:
    13.7 mm +3.6 mm versus Smart A12 Star

Weight

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

  1. 1. Smart A12 Star

    130 g

    +13 g versus MDA Compact V

  2. 2. MDA Compact V

    117 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. Smart A12 Star

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²
  2. 2. MDA Compact V

    Screen diagonal:
    3.2 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    29.1 cm²

Smart A12 Star has approximately 56.3% more rectangular screen area than MDA Compact V.

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.

Smart A12 Star: Original memory entry

4 GB · 512 MB RAM

MDA Compact V: Original memory entry

288 MB RAM · 512 MB ROM

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. MDA Compact V

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD (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. Smart A12 Star

    1400 mAh

    +300 mAh versus MDA Compact V

  2. 2. MDA Compact V

    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. Smart A12 Star2. MDA Compact V

Everyday essentials
Everyday essentials — specifications for Smart A12 Star, MDA Compact V.
SpecificationSmart A12 StarMDA Compact V
Dimensions (HxWxD)
  • 124.2 Х 64.2 Х 10.1 mm
  • 107.9 Х 53.1 Х 13.7 mm
Weight
  • 130 g
  • 117 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 4" inch
  • 3.2" inch
Screen resolution
  • 480 x 800 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 288 MB RAM
  • 512 MB ROM
Memory card support
  • microSD
  • up to 32 GB
  • microSD (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1400 mAh
  • Li-Ion
  • 1100 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.4.2 (KitKat)
  • Microsoft Windows Mobile 6.1 Professional
Chipset Unknown
  • Qualcomm MSM7200A
Headphone jack
  • Yes
  • No
Display
Display — specifications for Smart A12 Star, MDA Compact V.
SpecificationSmart A12 StarMDA Compact V
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors
  • 16M
  • 65K
Screen area
  • 45.5 cm2
  • 29.1 cm2
Screen format
  • 5:3 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 57.1%
  • 50.9%
PPI /points per inch/
  • 233 PPI
  • 292 PPI
Camera and Video
Camera and Video — specifications for Smart A12 Star, MDA Compact V.
SpecificationSmart A12 StarMDA Compact V
Rear camera, main
  • 5 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 5 MP
  • 5 MP
  • AF
Functions
  • LED flash
Unknown
Video
  • Yes
  • 480p@15fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • VGA
  • VGA videocall camera
Performance
Performance — specifications for Smart A12 Star, MDA Compact V.
SpecificationSmart A12 StarMDA Compact V
Processor CPU
  • Dual-core 1.2 GHz
  • 528 MHz ARM 11
Graphics processor GPU Unknown
  • Adreno 130
General specs
General specs — specifications for Smart A12 Star, MDA Compact V.
SpecificationSmart A12 StarMDA Compact V
Release date
  • 2014
  • July
  • 2009
  • February
Colors
  • Black
  • Black
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 500 h Talking time- Up to 5 h
Communication and Connectivity
Communication and Connectivity — specifications for Smart A12 Star, MDA Compact V.
SpecificationSmart A12 StarMDA Compact V
SIM card
  • Dual SIM (Micro-SIM
  • dual stand-by)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA
  • HSPA 7.2/2 Mbps
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Class 10
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • miniUSB
Bluetooth
  • 2.0
  • 2.0
  • A2DP
Harmful irradiation
  • SAR EU - 0.79 W/kg (head)
Unknown
Music and Audio
Music and Audio — specifications for Smart A12 Star, MDA Compact V.
SpecificationSmart A12 StarMDA Compact V
Radio
  • FM radio
  • Stereo FM radio
  • RDS
Others Unknown
  • TouchFLO 3D finger swipe navigation -Touch-sensitive zoom bar -Handwriting recognition
Other features
Other features — specifications for Smart A12 Star, MDA Compact V.
SpecificationSmart A12 StarMDA Compact V
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer Pocket Office -Voice memo -MP3 player