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Karbonn Smart A12 Star vs LG Leon

Compare recorded specifications, size and practical differences.

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    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: 10 g lighter

      Smart A12 Star:
      130 g
      Leon:
      140 g

    • Screen diagonal

      Smart A12 Star: 0.5 in smaller diagonal

      Smart A12 Star:
      4 in
      Leon:
      4.5 in

    • Depth

      Smart A12 Star: 0.8 mm thinner

      Smart A12 Star:
      10.1 mm
      Leon:
      10.9 mm

    • Height

      Smart A12 Star: 5.7 mm shorter

      Smart A12 Star:
      124.2 mm
      Leon:
      129.9 mm

    • Release year

      Smart A12 Star:
      2014
      Leon:
      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. 1. Smart A12 Star

      Height:
      124.2 mm
      Width:
      64.2 mm
      Depth:
      10.1 mm

    2. 2. Leon

      Height:
      129.9 mm +5.7 mm versus Smart A12 Star
      Width:
      64.9 mm
      Depth:
      10.9 mm +0.8 mm versus Smart A12 Star

    Weight

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

    1. 1. Smart A12 Star

      130 g

    2. 2. Leon

      140 g

      +10 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. 1. Smart A12 Star

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

    2. 2. Leon

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

    Leon has approximately 22.6% 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, Leon, compared at the same storage capacity.
    StorageSmart A12 StarLeon
    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. Leon

    NFC:
    Unknown
    Headphone jack:
    Yes
    Memory card support:
    See details microSD · up to 32 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. Smart A12 Star

      1400 mAh

    2. 2. Leon

      1900 mAh

      +500 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. Leon

    Everyday essentials
    Everyday essentials — specifications for Smart A12 Star, Leon.
    SpecificationSmart A12 StarLeon
    Dimensions (HxWxD)
    • 124.2 Х 64.2 Х 10.1 mm
    • 129.9 Х 64.9 Х 10.9 mm
    Weight
    • 130 g
    • 140 g
    Technology
    • IPS LCD
    • IPS LCD
    Screen size
    • 4" inch
    • 4.5" inch
    Screen resolution
    • 480 x 800 px
    • 480 x 854 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 (dedicated slot)
    Battery Capacity is not battery life. No endurance test is implied.
    • 1400 mAh
    • Li-Ion
    • 1900 mAh
    • Removable Li-Ion
    Operating system OS
    • Android 4.4.2 (KitKat)
    • Android 5.0.1 (Lollipop)
    Chipset Unknown
    • Qualcomm MSM8916 Snapdragon 410 (28 nm)
    Headphone jack
    • Yes
    • Yes
    Display
    Display — specifications for Smart A12 Star, Leon.
    SpecificationSmart A12 StarLeon
    Touchscreen
    • capacitive touchscreen
    • capacitive touchscreen
    Display colors
    • 16M
    • 16M
    Screen area
    • 45.5 cm2
    • 55.8 cm2
    Screen format
    • 5:3 (height:width)
    • 16:9 (height:width)
    Screen to body ratio
    • 57.1%
    • 66.2%
    PPI /points per inch/
    • 233 PPI
    • 218 PPI
    Camera and Video
    Camera and Video — specifications for Smart A12 Star, Leon.
    SpecificationSmart A12 StarLeon
    Rear camera, main
    • 5 MP
    • Single
    • 5 MP
    • Single
    Camera specs
    • 5 MP
    • 5 MP or 8 MP
    • AF
    Functions
    • LED flash
    • LED flash
    Video
    • Yes
    • 1080p@30fps
    Front camera, selfie
    • 0.3 MP
    • Single
    • 0.3 MP
    • Single
    Specifications
    • VGA
    • VGA
    Performance

    Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

    Performance — specifications for Smart A12 Star, Leon.
    SpecificationSmart A12 StarLeon
    Processor CPU
    • Dual-core 1.2 GHz
    • Quad-core 1.2 GHz Cortex-A53
    Graphics processor GPU Unknown
    • Adreno 306
    GeekBench 4 Single Core * Unknown
    • 436
    GeekBench 4 Multi-Core * Unknown
    • 1236
    General specs
    General specs — specifications for Smart A12 Star, Leon.
    SpecificationSmart A12 StarLeon
    Release date
    • 2014
    • July
    • 2015
    • February
    Colors
    • Black
    • Titan
    • Gold
    Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
    • 50 EUR
    • 120 EUR
    Battery life
    • Stand by time- Up to 300 h
    • Stand by time- Up to 465 h (2G) / Up to 505 h (3G)
    Communication and Connectivity
    Communication and Connectivity — specifications for Smart A12 Star, Leon.
    SpecificationSmart A12 StarLeon
    SIM card
    • Dual SIM (Micro-SIM
    • dual stand-by)
    • Single SIM (Micro-SIM)Dual SIM (Micro-SIM
    • dual stand-by)
    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 (dual-SIM model only) -3G - HSDPA 900 / 1900 / 2100 - H340N HSDPA 850 / 1700(AWS) / 1900 - T-Mobile -4G - LTE band 1(2100)
    • 3(1800)
    • 7(2600)
    • 8(900)
    • 20(800) - H340N LTE band 2(1900)
    • 4(1700/2100)
    • 12(700) - T-Mobile
    Speed
    • HSPA
    • HSPA 21.1/5.76 Mbps
    • LTE Cat4 150/50 Mbps
    GPRS
    • Yes
    • Class 12
    Edge
    • Yes
    • Class 12
    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
    • GLONASS
    USB
    • microUSB 2.0
    • microUSB 2.0
    Bluetooth
    • 2.0
    • 4.1
    • A2DP
    • LE
    Harmful irradiation
    • SAR EU - 0.79 W/kg (head)
    • SAR - 1.05 W/kg (head) 0.80 W/kg (body) SAR EU - 0.99 W/kg (head) 0.78 W/kg (body)
    Music and Audio
    Music and Audio — specifications for Smart A12 Star, Leon.
    SpecificationSmart A12 StarLeon
    Radio
    • FM radio
    • FM radio
    • RDS
    Other features
    Other features — specifications for Smart A12 Star, Leon.
    SpecificationSmart A12 StarLeon
    Dop
    • Sensors Accelerometer
    • proximity
    • Sensors Accelerometer
    • proximity
    • compass - Also known as LG Leon 4G LTE H340N; LG Leon Dual SIM with dual-SIM card slots

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