alcatel OT-997D vs Micromax A25

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

    A25: 41 g lighter

    OT-997D:
    143 g
    A25:
    102 g
  • Width

    A25: 12 mm narrower

    OT-997D:
    68 mm
    A25:
    56 mm
  • Screen diagonal

    A25: 1.5 in smaller diagonal

    OT-997D:
    4.3 in
    A25:
    2.8 in
  • Chipset

    OT-997D:
    Mediatek MT6577 (40 nm)
    A25:
    Mediatek MT6515
  • Depth

    OT-997D: 2 mm thinner

    OT-997D:
    11 mm
    A25:
    13 mm
  • Height

    A25: 25.3 mm shorter

    OT-997D:
    129.8 mm
    A25:
    104.5 mm

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. OT-997D

    Height:
    129.8 mm +25.3 mm versus A25
    Width:
    68 mm +12 mm versus A25
    Depth:
    11 mm
  2. 2. A25

    Height:
    104.5 mm
    Width:
    56 mm
    Depth:
    13 mm +2 mm versus OT-997D

Weight

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

  1. 1. OT-997D

    143 g

    +41 g versus A25

  2. 2. A25

    102 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. OT-997D

    Screen diagonal:
    4.3 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    52.6 cm²
  2. 2. A25

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

OT-997D has approximately 116.8% more rectangular screen area than A25.

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 OT-997D, A25, compared at the same storage capacity.
StorageOT-997DA25
4 GB 1 GB RAM Unknown
A25: Original memory entry

256 MB RAM · 512 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. OT-997D

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

2. A25

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

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. OT-997D

    1800 mAh

    +520 mAh versus A25

  2. 2. A25

    1280 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. OT-997D2. A25

Everyday essentials
Everyday essentials — specifications for OT-997D, A25.
SpecificationOT-997DA25
Dimensions (HxWxD)
  • 129.8 Х 68 Х 11 mm
  • 104.5 Х 56 Х 13 mm
Weight
  • 143 g
  • 102 g
Technology
  • TFT
  • TFT
Screen size
  • 4.3" inch
  • 2.8" inch
Screen resolution
  • 480 x 800 px
  • 240 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 1 GB RAM
  • 256 MB RAM
  • 512 MB
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1800 mAh
  • Removable Li-Ion
  • 1280 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.0 (Ice Cream Sandwich)
  • Android 2.3.6 (Gingerbread)
Chipset
  • Mediatek MT6577 (40 nm)
  • Mediatek MT6515
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for OT-997D, A25.
SpecificationOT-997DA25
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 256K
Screen area
  • 52.6 cm2
  • 24.3 cm2
Screen format
  • 5:3 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 59.6%
  • 41.5%
PPI /points per inch/
  • 217 PPI
  • 143 PPI
Camera and Video
Camera and Video — specifications for OT-997D, A25.
SpecificationOT-997DA25
Rear camera, main
  • 8 MP
  • Single
  • 1.3 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 1.3 MP
Functions
  • LED flash
Unknown
Video
  • 720p@30fps
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 0 MP,
Specifications
  • VGA
Unknown
Performance

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

Performance — specifications for OT-997D, A25.
SpecificationOT-997DA25
Processor CPU
  • Dual-core 1.0 GHz Cortex-A9
  • 1.0 GHz Cortex-A9
Graphics processor GPU
  • PowerVR SGX531u
  • PowerVR SGX531
Antutu 7 score *
  • 9320
Unknown
General specs
General specs — specifications for OT-997D, A25.
SpecificationOT-997DA25
Release date
  • 2012
  • July
  • 2012
  • October
Colors
  • Black
  • White
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 280 EUR
  • 50 EUR
Battery life
  • Stand by time- Up to 400 h (2G) / Up to 350 h (3G) Talking time- Up to 16 h (2G) / Up to 8 h 30 min (3G)
  • Stand by time- Up to 180 h Talking time- Up to 4 h
Communication and Connectivity
Communication and Connectivity — specifications for OT-997D, A25.
SpecificationOT-997DA25
SIM card
  • Dual SIM (Mini-SIM
  • dual stand-by)
  • Dual SIM (Mini-SIM)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - 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
  • Wi-Fi 802.11 b/g/n
GPS
  • Yes
  • with A-GPS
  • No
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • 2.1
Harmful irradiation
  • SAR - 0.50 W/kg (head) 0.74 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for OT-997D, A25.
SpecificationOT-997DA25
Radio
  • Stereo FM radio
  • RDS
  • FM radio
Others
  • SRS audio
Unknown
Other features
Other features — specifications for OT-997D, A25.
SpecificationOT-997DA25
Dop
  • Sensors Accelerometer
  • proximity
  • compass
  • Sensors Accelerometer