Celkon A99 vs Karbonn A4

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

    A4: 45 g lighter

    A99:
    120 g
    A4:
    75 g
  • Width

    A99: 2 mm narrower

    A99:
    64 mm
    A4:
    66 mm
  • Depth

    A4: 1.8 mm thinner

    A99:
    11.3 mm
    A4:
    9.5 mm
  • Height

    A99: 3.4 mm shorter

    A99:
    121.4 mm
    A4:
    124.8 mm
  • Release year

    A99:
    2012
    A4:
    2013

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. A99

    Height:
    121.4 mm
    Width:
    64 mm
    Depth:
    11.3 mm +1.8 mm versus A4
  2. 2. A4

    Height:
    124.8 mm +3.4 mm versus A99
    Width:
    66 mm +2 mm versus A99
    Depth:
    9.5 mm

Weight

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

  1. 1. A99

    120 g

    +45 g versus A4

  2. 2. A4

    75 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. A99

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    47.6 cm²
  2. 2. A4

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

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.

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. A99

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

2. A4

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. A99

    1200 mAh

  2. 2. A4

    1400 mAh

    +200 mAh versus A99

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. A992. A4

Everyday essentials
Everyday essentials — specifications for A99, A4.
SpecificationA99A4
Dimensions (HxWxD)
  • 121.4 Х 64 Х 11.3 mm
  • 124.8 Х 66 Х 9.5 mm
Weight
  • 120 g
  • 75 g
Technology
  • TFT
  • TFT
Screen size
  • 4" inch
  • 4" inch
Screen resolution
  • 320 x 480 px
  • 320 x 480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded. Unknown
  • 256 MB
  • 512 MB
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.
  • 1200 mAh
  • Li-Ion
  • 1400 mAh
  • Li-Ion
Operating system OS
  • Android 2.3.5 (Gingerbread)
  • Android 2.3.6 (Gingerbread)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A99, A4.
SpecificationA99A4
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 256K
  • 256K
Screen area
  • 47.6 cm2
  • 47.6 cm2
Screen format
  • 3:2 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 61.3%
  • 57.8%
PPI /points per inch/
  • 144 PPI
  • 144 PPI
Camera and Video
Camera and Video — specifications for A99, A4.
SpecificationA99A4
Rear camera, main
  • 3.15 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 3.15 MP
  • 3.15 MP
Video
  • Yes
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 0.3 MP
  • Single
Performance
Performance — specifications for A99, A4.
SpecificationA99A4
Processor CPU
  • 650 MHz
Unknown
General specs
General specs — specifications for A99, A4.
SpecificationA99A4
Release date
  • 2012
  • 2013
  • March
Colors
  • Black
  • white/black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 70 EUR
Battery life
  • Stand by time- Up to 400 h Talking time- Up to 3 h
  • Stand by time- Up to 250 h Talking time- Up to 4 h 20 min
Communication and Connectivity
Communication and Connectivity — specifications for A99, A4.
SpecificationA99A4
SIM card
  • Dual SIM (Mini-SIM)
  • Dual SIM (Mini-SIM)
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 1900 - SIM 1 & SIM 2 GSM 900 / 1800 - SIM 1 & SIM 2
Speed
  • HSPA
  • HSPA
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • No
USB
  • microUSB 2.0
  • Proprietary
Bluetooth
  • 2.1
  • A2DP
  • Yes
Music and Audio
Music and Audio — specifications for A99, A4.
SpecificationA99A4
Radio
  • Stereo FM radio
  • RDS
  • recordin
  • FM radio
Other features
Other features — specifications for A99, A4.
SpecificationA99A4
Dop
  • Sensors Accelerometer
  • proximity
  • compass - MP3/WAV/eAAC player -MP4/H.264 player -Document viewer -Organizer -Voice memo/dial -Predictive text input
  • Sensors Accelerometer