Karbonn A4 vs Motorola MPx

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: 99 g lighter

    A4:
    75 g
    MPx:
    174 g
  • Width

    MPx: 4.8 mm narrower

    A4:
    66 mm
    MPx:
    61.2 mm
  • Screen diagonal

    MPx: 1.2 in smaller diagonal

    A4:
    4 in
    MPx:
    2.8 in
  • Depth

    A4: 14.5 mm thinner

    A4:
    9.5 mm
    MPx:
    24 mm
  • Height

    MPx: 25.1 mm shorter

    A4:
    124.8 mm
    MPx:
    99.7 mm
  • Release year

    A4:
    2013
    MPx:
    2004

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 +25.1 mm versus MPx
    Width:
    66 mm +4.8 mm versus MPx
    Depth:
    9.5 mm
  2. 2. MPx

    Height:
    99.7 mm
    Width:
    61.2 mm
    Depth:
    24 mm +14.5 mm versus A4

Weight

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

  1. 1. A4

    75 g

  2. 2. MPx

    174 g

    +99 g versus A4

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. MPx

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

A4 has approximately 96.2% more rectangular screen area than MPx.

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

MPx: Original memory entry

32 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. MPx

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details MMC/SD

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

    +440 mAh versus MPx

  2. 2. MPx

    960 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. A42. MPx

Everyday essentials
Everyday essentials — specifications for A4, MPx.
SpecificationA4MPx
Dimensions (HxWxD)
  • 124.8 Х 66 Х 9.5 mm
  • 99.7 Х 61.2 Х 24 mm
Weight
  • 75 g
  • 174 g
Technology
  • TFT
  • TFT
Screen size
  • 4" inch
  • 2.8" inch
Screen resolution
  • 320 x 480 px
  • 240 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 256 MB
  • 512 MB
  • 32 MB
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • MMC/SD
Battery Capacity is not battery life. No endurance test is implied.
  • 1400 mAh
  • Li-Ion
  • 960 mAh
  • Removable Li-Ion
Operating system OS
  • Android 2.3.6 (Gingerbread)
  • Microsoft PocketPC 2003 SE
Chipset Unknown
  • TI OMAP 1710
Headphone jack
  • Yes
  • No
Display
Display — specifications for A4, MPx.
SpecificationA4MPx
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors
  • 256K
  • 65K
Screen area
  • 47.6 cm2
  • 24.3 cm2
Screen format
  • 3:2 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 57.8%
  • 39.8%
PPI /points per inch/
  • 144 PPI
  • 143 PPI
Camera and Video
Camera and Video — specifications for A4, MPx.
SpecificationA4MPx
Rear camera, main
  • 3.15 MP
  • Single
  • 1.3 MP
  • Single
Camera specs
  • 3.15 MP
  • 1.3 MP
Functions Unknown
  • LED flash
Video
  • Yes
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 0 MP,
Performance
Performance — specifications for A4, MPx.
SpecificationA4MPx
Processor CPU Unknown
  • 200 MHz ARM926EJ-S
General specs
General specs — specifications for A4, MPx.
SpecificationA4MPx
Release date
  • 2013
  • March
  • 2004
  • Q1
Colors
  • white/black
Unknown
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
  • Stand by time- Up to 100 h Talking time- Up to 3 h
Communication and Connectivity
Communication and Connectivity — specifications for A4, MPx.
SpecificationA4MPx
SIM card
  • Dual SIM (Mini-SIM)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 1900 - SIM 1 & SIM 2 GSM 900 / 1800 - SIM 1 & SIM 2
Unknown
Speed
  • HSPA
Unknown
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • No
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11b
GPS
  • No
  • No
USB
  • Proprietary
  • Proprietary
Bluetooth
  • Yes
  • 1.1
Music and Audio
Music and Audio — specifications for A4, MPx.
SpecificationA4MPx
Radio
  • FM radio
  • No
Others Unknown
  • Second color STN display (96 x 64 pixels) -Dual hinges allow to open the device in both portrait and landscape mode
Other features
Other features — specifications for A4, MPx.
SpecificationA4MPx
Dop
  • Sensors Accelerometer
  • Infrared port - Pocket Office (Word
  • Excel
  • PowerPoint
  • PDF viewer) -MP3/AAC/AAC+/WMA/OGG/AMR player -WMV/MP4 player - Also known as MPx300