Karbonn A4 vs Lava A82

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.

  • Width

    A4: 6.7 mm narrower

    A4:
    66 mm
    A82:
    72.7 mm
  • Screen diagonal

    A4: 1 in smaller diagonal

    A4:
    4 in
    A82:
    5 in
  • Depth

    A82: 0.5 mm thinner

    A4:
    9.5 mm
    A82:
    9 mm
  • Height

    A4: 19.2 mm shorter

    A4:
    124.8 mm
    A82:
    144 mm
  • Release year

    A4:
    2013
    A82:
    2016

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. A4

    Height:
    124.8 mm
    Width:
    66 mm
    Depth:
    9.5 mm +0.5 mm versus A82
    Weight:
    75 g
  2. 2. A82

    Height:
    144 mm +19.2 mm versus A4
    Width:
    72.7 mm +6.7 mm versus A4
    Depth:
    9 mm
    Weight:
    Unknown

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. A4

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    47.6 cm²
  2. 2. A82

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

A82 has approximately 44.7% more rectangular screen area than A4.

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 A4, A82, compared at the same storage capacity.
StorageA4A82
8 GB Unknown 1 GB RAM
A4: Original memory entry

256 MB · 512 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. A4

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

2. A82

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. A4

    1400 mAh

  2. 2. A82

    2000 mAh

    +600 mAh versus A4

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. A42. A82

Everyday essentials
Everyday essentials — specifications for A4, A82.
SpecificationA4A82
Dimensions (HxWxD)
  • 124.8 Х 66 Х 9.5 mm
  • 144 Х 72.7 Х 9 mm
Weight
  • 75 g
  • 0 g
Technology
  • TFT
  • TN
Screen size
  • 4" inch
  • 5" inch
Screen resolution
  • 320 x 480 px
  • 480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 256 MB
  • 512 MB
  • 8 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1400 mAh
  • Li-Ion
  • 2000 mAh
  • Removable Li-Ion
Operating system OS
  • Android 2.3.6 (Gingerbread)
  • Android 5.1 (Lollipop)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A4, A82.
SpecificationA4A82
Touchscreen
  • capacitive touchscreen
  • touchscreen
Display colors
  • 256K
Unknown
Screen area
  • 47.6 cm2
  • 68.9 cm2
Screen format
  • 3:2 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 57.8%
  • 65.8%
PPI /points per inch/
  • 144 PPI
  • 196 PPI
Camera and Video
Camera and Video — specifications for A4, A82.
SpecificationA4A82
Rear camera, main
  • 3.15 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 3.15 MP
  • 5 MP
Functions Unknown
  • LED flash
Video
  • Yes
  • 720p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 2 MP
  • Single
Specifications Unknown
  • 2 MP
Performance
Performance — specifications for A4, A82.
SpecificationA4A82
Processor CPU Unknown
  • Quad-core 1.2 GHz
General specs
General specs — specifications for A4, A82.
SpecificationA4A82
Release date
  • 2013
  • March
  • 2016
  • June
Colors
  • white/black
  • Black
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 70 EUR
Unknown
Battery life
  • Stand by time- Up to 250 h Talking time- Up to 4 h 20 min
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for A4, A82.
SpecificationA4A82
SIM card
  • Dual SIM (Mini-SIM)
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 1900 - SIM 1 & SIM 2 GSM 900 / 1800 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Speed
  • HSPA
  • HSPA
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
  • No
  • Yes
  • with A-GPS
USB
  • Proprietary
  • microUSB 2.0
Bluetooth
  • Yes
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for A4, A82.
SpecificationA4A82
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for A4, A82.
SpecificationA4A82
Dop
  • Sensors Accelerometer
  • Sensors Accelerometer For India