Karbonn A16 vs Plum Sync 4.0

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.

Not enough comparable data or meaningful differences for automatic highlights. Check the recorded specifications below.

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. A16

    Height:
    Unknown
    Width:
    Unknown
    Depth:
    Unknown
    Weight:
    Unknown

    Unavailable dimensions are omitted from the drawing.

  2. 2. Sync 4.0

    Height:
    120.4 mm
    Width:
    63.6 mm
    Depth:
    9.8 mm
    Weight:
    97 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. A16

    Screen diagonal:
    3.9 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    43.3 cm²
  2. 2. Sync 4.0

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    44.1 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.

A16: Original memory entry

4 GB · 512 MB RAM

Sync 4.0: Original memory entry

512 MB · 256 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. A16

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

2. Sync 4.0

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

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. A16

    1350 mAh

    +150 mAh versus Sync 4.0

  2. 2. Sync 4.0

    1200 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. A162. Sync 4.0

Everyday essentials
Everyday essentials — specifications for A16, Sync 4.0.
SpecificationA16Sync 4.0
Dimensions (HxWxD)
  • Х Х mm
  • 120.4 Х 63.6 Х 9.8 mm
Weight
  • 0 g
  • 97 g
Technology
  • TFT
  • TFT
Screen size
  • 3.9" inch
  • 4" 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
  • 512 MB
  • 256 MB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1350 mAh
  • Removable Li-Ion
  • 1200 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.2 (Jelly Bean)
  • Android 4.4 (KitKat)
Chipset Unknown
  • Mediatek MT6572M (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A16, Sync 4.0.
SpecificationA16Sync 4.0
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 43.3 cm2
  • 44.1 cm2
Screen format
  • 5:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio Unknown
  • 57.6%
PPI /points per inch/
  • 239 PPI
  • 245 PPI
Camera and Video
Camera and Video — specifications for A16, Sync 4.0.
SpecificationA16Sync 4.0
Rear camera, main
  • 5 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 5 MP
  • 5 MP
  • AF
Functions Unknown
  • Face detection
Video
  • Yes
  • 720p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 1.3 MP
  • Single
Specifications Unknown
  • 1.3 MP
Performance

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

Performance — specifications for A16, Sync 4.0.
SpecificationA16Sync 4.0
Processor CPU
  • Dual-core 1.3 GHz
  • Dual-core 1.2 GHz Cortex-A7
Graphics processor GPU Unknown
  • Mali-400
Antutu 7 score * Unknown
  • 5527
General specs
General specs — specifications for A16, Sync 4.0.
SpecificationA16Sync 4.0
Release date
  • 2014
  • January
  • 2014
  • May
Colors
  • Black
  • Black
  • White
  • Red
  • Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 60 EUR
Unknown
Battery life Unknown
  • Stand by time- Up to 760 h Talking time- Up to 14 h
Communication and Connectivity
Communication and Connectivity — specifications for A16, Sync 4.0.
SpecificationA16Sync 4.0
SIM card
  • Dual SIM
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Unknown
Speed
  • HSPA
Unknown
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
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 2.0
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for A16, Sync 4.0.
SpecificationA16Sync 4.0
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for A16, Sync 4.0.
SpecificationA16Sync 4.0
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer
  • gyro
  • proximity - Also known as Plum Sync 4.0 X400