Eten M550 vs Micromax A45

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

    A45: 45 g lighter

    M550:
    165 g
    A45:
    120 g
  • Width

    M550: 2 mm narrower

    M550:
    61 mm
    A45:
    63 mm
  • Screen diagonal

    M550: 0.7 in smaller diagonal

    M550:
    2.8 in
    A45:
    3.5 in
  • Depth

    A45: 9 mm thinner

    M550:
    22 mm
    A45:
    13 mm
  • Height

    M550: 3 mm shorter

    M550:
    112 mm
    A45:
    115 mm
  • Release year

    M550:
    2006
    A45:
    2012

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. M550

    Height:
    112 mm
    Width:
    61 mm
    Depth:
    22 mm +9 mm versus A45
  2. 2. A45

    Height:
    115 mm +3 mm versus M550
    Width:
    63 mm +2 mm versus M550
    Depth:
    13 mm

Weight

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

  1. 1. M550

    165 g

    +45 g versus A45

  2. 2. A45

    120 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. M550

    Screen diagonal:
    2.8 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    24.3 cm²
  2. 2. A45

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    36.5 cm²

A45 has approximately 50.2% more rectangular screen area than M550.

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.

M550: Original memory entry

64 MB RAM · 128 MB ROM

A45: Original memory entry

180 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. M550

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details SD/SDIO

2. A45

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. M550

    1440 mAh

    +140 mAh versus A45

  2. 2. A45

    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. M5502. A45

Everyday essentials
Everyday essentials — specifications for M550, A45.
SpecificationM550A45
Dimensions (HxWxD)
  • 112 Х 61 Х 22 mm
  • 115 Х 63 Х 13 mm
Weight
  • 165 g
  • 120 g
Technology
  • TFT
  • TFT
Screen size
  • 2.8" inch
  • 3.5" inch
Screen resolution
  • 240 x 320 px
  • 320 x 480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 MB RAM
  • 128 MB ROM
  • 180 MB
Memory card support
  • SD/SDIO
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1440 mAh
  • Removable Li-Ion
  • 1300 mAh
  • Removable Li-Ion
Operating system OS
  • Microsoft Windows Mobile 5.0 PocketPC
  • Android 2.3 (Gingerbread)
Chipset Unknown
  • Mediatek MT6513
Headphone jack
  • No
  • Yes
Display
Display — specifications for M550, A45.
SpecificationM550A45
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors
  • 65K
Unknown
Screen area
  • 24.3 cm2
  • 36.5 cm2
Screen format
  • 4:3 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 35.5%
  • 50.3%
PPI /points per inch/
  • 143 PPI
  • 165 PPI
Camera and Video
Camera and Video — specifications for M550, A45.
SpecificationM550A45
Rear camera, main
  • 1.3 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 1.3 MP
  • 2 MP
Functions
  • LED flash
Unknown
Video
  • Yes
  • Yes
Front camera, selfie
  • 0 MP,
  • 0 MP,
Performance
Performance — specifications for M550, A45.
SpecificationM550A45
Processor CPU
  • Samsung 2440 400 MHz
  • 650 MHz Cortex-A9
Graphics processor GPU Unknown
  • PowerVR SGX531
General specs
General specs — specifications for M550, A45.
SpecificationM550A45
Release date
  • 2006
  • April
  • 2012
  • June
Colors
  • White
  • White
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 220 EUR
  • 70 EUR
Battery life
  • Stand by time- Up to 200 h Talking time- Up to 4 h
  • Stand by time- Up to 167 h Talking time- Up to 4 h 30 min
Communication and Connectivity
Communication and Connectivity — specifications for M550, A45.
SpecificationM550A45
SIM card
  • Mini-SIM
  • Dual SIM (Mini-SIM)
GPRS
  • Class 10
  • Class 12
Edge
  • No
  • Yes
Wi-Fi
  • No
  • Wi-Fi 802.11 b/g/n
GPS
  • No
  • No
USB
  • Proprietary
  • microUSB 2.0
Bluetooth
  • 1.2
  • 2.0
  • A2DP
Harmful irradiation Unknown
  • SAR - 0.86 W/kg (head) 0.67 W/kg (body)
Music and Audio
Music and Audio — specifications for M550, A45.
SpecificationM550A45
Radio
  • No
  • Stereo FM radio
Others
  • Handwriting recognition
Unknown
Other features
Other features — specifications for M550, A45.
SpecificationM550A45
Dop
  • Pocket Office -eBook reader -Windows MPlayer 10 -Organizer -Voice memo
  • MP3/WAV/AAC+ player -MP4/H.264/WMV player -Document viewer -Photo viewer -Organizer -Voice memo/dial -Predictive text input