Micromax A89 Ninja vs Palm Centro

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.

  • Screen diagonal

    Centro: 1.72 in smaller diagonal

    A89 Ninja:
    3.97 in
    Centro:
    2.25 in
  • Release year

    A89 Ninja:
    2013
    Centro:
    2008

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. A89 Ninja

    Height:
    Unknown
    Width:
    Unknown
    Depth:
    Unknown
    Weight:
    Unknown

    Unavailable dimensions are omitted from the drawing.

  2. 2. Centro

    Height:
    107.2 mm
    Width:
    53.5 mm
    Depth:
    18.6 mm
    Weight:
    124 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. A89 Ninja

    Screen diagonal:
    3.97 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    44.9 cm²
  2. 2. Centro

    Screen diagonal:
    2.25 in
    Aspect ratio (height:width):
    1:1
    Approximate rectangular screen area:
    16.3 cm²

A89 Ninja has approximately 174.7% more rectangular screen area than Centro.

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.

A89 Ninja: Original memory entry

2 GB · 512 MB RAM

Centro: Original memory entry

64 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. A89 Ninja

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

2. Centro

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD · up to 4 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. A89 Ninja

    1450 mAh

    +300 mAh versus Centro

  2. 2. Centro

    1150 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. A89 Ninja2. Centro

Everyday essentials
Everyday essentials — specifications for A89 Ninja, Centro.
SpecificationA89 NinjaCentro
Dimensions (HxWxD)
  • Х Х mm
  • 107.2 Х 53.5 Х 18.6 mm
Weight
  • 0 g
  • 124 g
Technology
  • TFT
  • TFT
Screen size
  • 3.97" inch
  • 2.25" inch
Screen resolution
  • 480 x 800 px
  • 320 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 2 GB
  • 512 MB RAM
  • 64 MB
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 4 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1450 mAh
  • Removable Li-Ion
  • 1150 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.0.4 (Ice Cream Sandwich)
  • Palm OS 5.4.9
Chipset
  • Mediatek MT6577 (40 nm)
Unknown
Headphone jack
  • Yes
  • No
Display
Display — specifications for A89 Ninja, Centro.
SpecificationA89 NinjaCentro
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors
  • 256K
  • 65K
Screen area
  • 44.9 cm2
  • 16.3 cm2
Screen format
  • 5:3 (height:width)
  • 1:1 (height:width)
Screen to body ratio Unknown
  • 28.5%
PPI /points per inch/
  • 235 PPI
  • 201 PPI
Camera and Video
Camera and Video — specifications for A89 Ninja, Centro.
SpecificationA89 NinjaCentro
Rear camera, main
  • 3.15 MP
  • Single
  • 1.3 MP
  • Single
Camera specs
  • 3.15 MP
  • 1.3 MP
Video
  • 480p
  • Yes
Front camera, selfie
  • 0 MP,
  • 0 MP,
Performance
Performance — specifications for A89 Ninja, Centro.
SpecificationA89 NinjaCentro
Processor CPU
  • Dual-core 1.0 GHz Cortex-A9
  • 32-bit Intel XScale PXA270 312 MHz
Graphics processor GPU
  • PowerVR SGX531u
Unknown
General specs
General specs — specifications for A89 Ninja, Centro.
SpecificationA89 NinjaCentro
Release date
  • 2013
  • February
  • 2008
  • February
Colors
  • Black
  • Obsidian
  • Glacier
  • Midnight
  • Cobalt
  • Onyx
  • Electric Blue
  • Rose
  • Olive
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 90 EUR
  • 70 EUR
Battery life
  • Stand by time- Up to 170 h Talking time- Up to 4 h
  • Stand by time- Up to 300 h Talking time- Up to 4 h
Communication and Connectivity
Communication and Connectivity — specifications for A89 Ninja, Centro.
SpecificationA89 NinjaCentro
SIM card
  • Dual SIM (Mini-SIM)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Unknown
Speed
  • HSPA
Unknown
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Class 10
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • No
GPS
  • Yes
  • No
USB
  • microUSB 2.0
  • Proprietary
Bluetooth
  • 2.1
  • 1.2
  • A2DP
Harmful irradiation Unknown
  • SAR - 0.27 W/kg (head) 0.22 W/kg (body)
Music and Audio
Music and Audio — specifications for A89 Ninja, Centro.
SpecificationA89 NinjaCentro
Radio
  • FM radio
  • No
Others Unknown
  • 5-way navigation button
Other features
Other features — specifications for A89 Ninja, Centro.
SpecificationA89 NinjaCentro
Dop
  • Sensors Accelerometer
  • Infrared port - Document editor (Word
  • Excel
  • PowerPoint
  • PDF) -MP3 player -Organizer -Voice memo