Micromax A78 vs Xiaomi MI-2a

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

    A78: 3 mm narrower

    A78:
    63.5 mm
    MI-2a:
    66.5 mm
  • Screen diagonal

    A78: 1 in smaller diagonal

    A78:
    3.5 in
    MI-2a:
    4.5 in
  • Depth

    MI-2a: 1.4 mm thinner

    A78:
    10.9 mm
    MI-2a:
    9.5 mm
  • Height

    A78: 13 mm shorter

    A78:
    120 mm
    MI-2a:
    133 mm
  • Release year

    A78:
    2012
    MI-2a:
    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. A78

    Height:
    120 mm
    Width:
    63.5 mm
    Depth:
    10.9 mm +1.4 mm versus MI-2a
    Weight:
    Unknown
  2. 2. MI-2a

    Height:
    133 mm +13 mm versus A78
    Width:
    66.5 mm +3 mm versus A78
    Depth:
    9.5 mm
    Weight:
    133 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. A78

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    37.9 cm²
  2. 2. MI-2a

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

MI-2a has approximately 47.2% 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.

Recorded RAM for A78, MI-2a, compared at the same storage capacity.
StorageA78MI-2a
16 GB Unknown 1 GB 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. MI-2a

NFC:
Yes
Headphone jack:
Yes
Memory card support:
No

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. MI-2a

    2030 mAh

    +730 mAh versus A78

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. MI-2a

Everyday essentials
Everyday essentials — specifications for A78, MI-2a.
SpecificationA78MI-2a
Dimensions (HxWxD)
  • 120 Х 63.5 Х 10.9 mm
  • 133 Х 66.5 Х 9.5 mm
Weight
  • 0 g
  • 133 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 3.5" inch
  • 4.5" inch
Screen resolution
  • 360 x 480 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded. Unknown
  • 16 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 1300 mAh
  • Removable Li-Ion
  • 2030 mAh
  • Removable Li-Ion
Operating system OS
  • Android 2.3 (Gingerbread)
  • Android 4.1 (Jelly Bean)
Chipset
  • Mediatek MT6573 (65 nm)
  • Xiaolong S4 Pro
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A78, MI-2a.
SpecificationA78MI-2a
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 256K
  • 16M
Screen area
  • 37.9 cm2
  • 55.8 cm2
Screen format
  • 4:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 49.8%
  • 63.1%
PPI /points per inch/
  • 0 PPI
  • 326 PPI
Camera and Video
Camera and Video — specifications for A78, MI-2a.
SpecificationA78MI-2a
Rear camera, main
  • 3.2 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 3.2 MP
  • 8 MP
  • AF
  • f/2.0
Functions Unknown
  • LED flash
  • HDR
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 2 MP
  • Single
Specifications
  • VGA
  • 2 MP
Performance

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

Performance — specifications for A78, MI-2a.
SpecificationA78MI-2a
Processor CPU
  • 650 MHz Cortex-A9
  • Dual-core 1.7 GHz
Graphics processor GPU
  • PowerVR SGX531
  • Adreno 320
Antutu 7 score * Unknown
  • 21326
GeekBench 4 Single Core * Unknown
  • 742
GeekBench 4 Multi-Core * Unknown
  • 1151
GeekBench 4 RenderScript * Unknown
  • 1277
General specs
General specs — specifications for A78, MI-2a.
SpecificationA78MI-2a
Release date
  • 2012
  • February
  • 2013
Colors
  • Brown
  • Black (front panel)
  • 4 color options (back panel)
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
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for A78, MI-2a.
SpecificationA78MI-2a
SIM card
  • Dual SIM (Mini-SIM)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 7.2/5.76 Mbps
  • HSPA 21.1/5.76 Mbps
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
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • 2.0
  • microUSB 2.0
  • USB Host
Bluetooth
  • 2.1
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for A78, MI-2a.
SpecificationA78MI-2a
Radio
  • FM radio
  • FM radio
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for A78, MI-2a.
SpecificationA78MI-2a
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
  • gyro
  • proximity
  • compass