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Micromax A78 vs Plum Sync 4.0b

Compare recorded specifications, size and practical differences.

Micromax A78

Micromax A78

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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.

  • Screen diagonal

    A78: 0.5 in smaller diagonal

    A78:
    3.5 in
    Sync 4.0b:
    4 in
  • Chipset

    A78:
    Mediatek MT6573 (65 nm)
    Sync 4.0b:
    Mediatek MT6572 (28 nm)
  • Depth

    Sync 4.0b: 0.5 mm thinner

    A78:
    10.9 mm
    Sync 4.0b:
    10.4 mm
  • Height

    A78: 4.5 mm shorter

    A78:
    120 mm
    Sync 4.0b:
    124.5 mm
  • Release year

    A78:
    2012
    Sync 4.0b:
    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.

Front
Front — relative 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. A78: height 120 mm; Width 63.5 mm. Sync 4.0b: height 124.5 mm; Width 63.5 mm. A78: 120 × 63.5 mm 1 Sync 4.0b: 124.5 × 63.5 mm 2
Side
Side — relative 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. A78: height 120 mm; Depth 10.9 mm. Sync 4.0b: height 124.5 mm; Depth 10.4 mm. A78: 120 × 10.9 mm 1 Sync 4.0b: 124.5 × 10.4 mm 2
  1. 1. A78

    Height:
    120 mm
    Width:
    63.5 mm
    Depth:
    10.9 mm +0.5 mm versus Sync 4.0b
    Weight:
    Unknown
  2. 2. Sync 4.0b

    Height:
    124.5 mm +4.5 mm versus A78
    Width:
    63.5 mm
    Depth:
    10.4 mm
    Weight:
    84.8 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.

Screen size
Relative rectangular screen sizes; numbers match the phone labels below 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. A78: screen diagonal 3.5 in; aspect ratio (height:width) 4:3; approximate rectangular area 37.9 cm². Sync 4.0b: screen diagonal 4 in; aspect ratio (height:width) 5:3; approximate rectangular area 45.5 cm². A78: 3.5 in, 4:3, About 37.9 cm² rectangular area 1 Sync 4.0b: 4 in, 5:3, About 45.5 cm² rectangular area 2
  1. 1. A78

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    37.9 cm²
  2. 2. Sync 4.0b

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

Sync 4.0b has approximately 20% more rectangular screen area than A78.

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.

Sync 4.0b: 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. A78

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

2. Sync 4.0b

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. A78

    1300 mAh

  2. 2. Sync 4.0b

    1300 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. A782. Sync 4.0b

Everyday essentials
Everyday essentials — specifications for A78, Sync 4.0b.
SpecificationA78Sync 4.0b
Dimensions (HxWxD)
  • 120 Х 63.5 Х 10.9 mm
  • 124.5 Х 63.5 Х 10.4 mm
Weight
  • 0 g
  • 84.8 g
Technology
  • TFT
  • TFT
Screen size
  • 3.5" inch
  • 4" inch
Screen resolution
  • 360 x 480 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded. Unknown
  • 512 MB
  • 256 MB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1300 mAh
  • Removable Li-Ion
  • 1300 mAh
  • Removable Li-Ion
Operating system OS
  • Android 2.3 (Gingerbread)
  • Android 4.4 (KitKat)
Chipset
  • Mediatek MT6573 (65 nm)
  • Mediatek MT6572 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A78, Sync 4.0b.
SpecificationA78Sync 4.0b
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 256K
  • 16M
Screen area
  • 37.9 cm2
  • 45.5 cm2
Screen format
  • 4:3 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 49.8%
  • 57.6%
PPI /points per inch/
  • 0 PPI
  • 233 PPI
Camera and Video
Camera and Video — specifications for A78, Sync 4.0b.
SpecificationA78Sync 4.0b
Rear camera, main
  • 3.2 MP
  • Single
  • 1.3 MP
  • Single
Camera specs
  • 3.2 MP
  • 1.3 MP
Video
  • Yes
  • 720p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 1.3 MP
  • Single
Specifications
  • VGA
  • 1.3 MP
Performance
Performance — specifications for A78, Sync 4.0b.
SpecificationA78Sync 4.0b
Processor CPU
  • 650 MHz Cortex-A9
  • Dual-core 1.0 GHz Cortex-A7
Graphics processor GPU
  • PowerVR SGX531
  • Mali-400
General specs
General specs — specifications for A78, Sync 4.0b.
SpecificationA78Sync 4.0b
Release date
  • 2012
  • February
  • 2015
  • June
Colors
  • Brown
  • Black
  • White
  • Red
  • Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 90 EUR
Unknown
Battery life
  • Stand by time- Up to 250 h Talking time- Up to 4 h
  • Stand by time- Up to 180 h Talking time- Up to 2 h 30 min
Communication and Connectivity
Communication and Connectivity — specifications for A78, Sync 4.0b.
SpecificationA78Sync 4.0b
SIM card
  • Dual SIM (Mini-SIM)
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Unknown
Speed
  • HSPA 7.2/5.76 Mbps
Unknown
GPRS
  • Yes
  • Class 12
Edge
  • Yes
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • No
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • 2.0
  • microUSB 2.0
Bluetooth
  • 2.1
  • 2.0
Music and Audio
Music and Audio — specifications for A78, Sync 4.0b.
SpecificationA78Sync 4.0b
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for A78, Sync 4.0b.
SpecificationA78Sync 4.0b
Dop
  • Sensors Accelerometer
  • proximity
  • compass - MP3/WAV/WMA/AAC player -MP4/H.263 player -Organizer -Photo/video editor -Document viewer -Voice memo/dial -Predictive text input
  • Sensors Accelerometer Flashlight Also known as Plum Sync 4.0b X400