Micromax A78 vs O2 XDA mini S

Compare recorded specifications, size and practical differences.

+ Add a third phone

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

    XDA mini S: 5.5 mm narrower

    A78:
    63.5 mm
    XDA mini S:
    58 mm
  • Screen diagonal

    XDA mini S: 0.7 in smaller diagonal

    A78:
    3.5 in
    XDA mini S:
    2.8 in
  • Chipset

    A78:
    Mediatek MT6573 (65 nm)
    XDA mini S:
    TI OMAP 850
  • Depth

    A78: 12.1 mm thinner

    A78:
    10.9 mm
    XDA mini S:
    23 mm
  • Height

    XDA mini S: 12 mm shorter

    A78:
    120 mm
    XDA mini S:
    108 mm
  • Release year

    A78:
    2012
    XDA mini S:
    2005

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 +12 mm versus XDA mini S
    Width:
    63.5 mm +5.5 mm versus XDA mini S
    Depth:
    10.9 mm
    Weight:
    Unknown
  2. 2. XDA mini S

    Height:
    108 mm
    Width:
    58 mm
    Depth:
    23 mm +12.1 mm versus A78
    Weight:
    160 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. XDA mini S

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

A78 has approximately 56.2% more rectangular screen area than XDA mini S.

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.

XDA mini S: Original memory entry

64 MB RAM · 128 MB ROM

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. XDA mini S

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details miniSD · up to 2 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

    +100 mAh versus XDA mini S

  2. 2. XDA mini S

    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. A782. XDA mini S

Everyday essentials
Everyday essentials — specifications for A78, XDA mini S.
SpecificationA78XDA mini S
Dimensions (HxWxD)
  • 120 Х 63.5 Х 10.9 mm
  • 108 Х 58 Х 23 mm
Weight
  • 0 g
  • 160 g
Technology
  • TFT
  • TFT
Screen size
  • 3.5" inch
  • 2.8" inch
Screen resolution
  • 360 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. Unknown
  • 64 MB RAM
  • 128 MB ROM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • miniSD
  • up to 2 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1300 mAh
  • Removable Li-Ion
  • 1200 mAh
  • Removable Li-Po
Operating system OS
  • Android 2.3 (Gingerbread)
  • Microsoft Windows Mobile 5.0 PocketPC
Chipset
  • Mediatek MT6573 (65 nm)
  • TI OMAP 850
Headphone jack
  • Yes
  • No
Display
Display — specifications for A78, XDA mini S.
SpecificationA78XDA mini S
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors
  • 256K
  • 65K
Screen area
  • 37.9 cm2
  • 24.3 cm2
Screen format
  • 4:3 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 49.8%
  • 38.8%
PPI /points per inch/
  • 0 PPI
  • 143 PPI
Camera and Video
Camera and Video — specifications for A78, XDA mini S.
SpecificationA78XDA mini S
Rear camera, main
  • 3.2 MP
  • Single
  • 1.3 MP
  • Single
Camera specs
  • 3.2 MP
  • 1.3 MP
Functions Unknown
  • LED flash
Video
  • Yes
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 0 MP,
Specifications
  • VGA
Unknown
Performance
Performance — specifications for A78, XDA mini S.
SpecificationA78XDA mini S
Processor CPU
  • 650 MHz Cortex-A9
  • 200 MHz ARM926EJ-S
Graphics processor GPU
  • PowerVR SGX531
Unknown
General specs
General specs — specifications for A78, XDA mini S.
SpecificationA78XDA mini S
Release date
  • 2012
  • February
  • 2005
  • Q3
Colors
  • Brown
  • Silver
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 200 h Talking time- Up to 5 h
Communication and Connectivity
Communication and Connectivity — specifications for A78, XDA mini S.
SpecificationA78XDA mini S
SIM card
  • Dual SIM (Mini-SIM)
  • Mini-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 10
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11b/g
GPS
  • Yes
  • with A-GPS
  • No
USB
  • 2.0
  • miniUSB
Bluetooth
  • 2.1
  • 2.0
Music and Audio
Music and Audio — specifications for A78, XDA mini S.
SpecificationA78XDA mini S
Radio
  • FM radio
  • No
Other features
Other features — specifications for A78, XDA mini S.
SpecificationA78XDA mini S
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
  • Infrared port - Microsoft ActiveSync -Pocket Office -MP3/AAC player -Predictive text input - Produced by HTC. Functionally identical to Qtek 9100
  • i-mate K-JAM
  • T-Mobile MDA Vario