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  2. Eten M550 vs Plum Sync 4.0

Eten M550 vs Plum Sync 4.0

Compare recorded specifications, size and practical differences.

Eten M550

Eten M550

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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.

      • WeightSync 4.0: 68 g lighterSync 4.0: 97 g · M550: 165 g
      • WidthM550: 2.6 mm narrowerM550: 61 mm · Sync 4.0: 63.6 mm
      • Screen diagonalM550: 1.2 in smaller diagonalM550: 2.8 in · Sync 4.0: 4 in
      • DepthSync 4.0: 12.2 mm thinnerSync 4.0: 9.8 mm · M550: 22 mm
      • HeightM550: 8.4 mm shorterM550: 112 mm · Sync 4.0: 120.4 mm
      • Release year2006 / 2014M550: 2006 · Sync 4.0: 2014

      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.

      Front
      M550: 112 × 61 mm 1 Sync 4.0: 120.4 × 63.6 mm 2
      Side
      M550: 112 × 22 mm 1 Sync 4.0: 120.4 × 9.8 mm 2
      1. 1. M550
        Height
        112 mm
        Width
        61 mm
        Depth
        22 mm+12.2 mm versus Sync 4.0
        Weight
        165 g
      2. 2. Sync 4.0
        Height
        120.4 mm+8.4 mm versus M550
        Width
        63.6 mm+2.6 mm versus M550
        Depth
        9.8 mm
        Weight
        97 g
      Weight

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

      1. 1. M550165 g

        +68 g versus Sync 4.0

      2. 2. Sync 4.097 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.

      Screen size
      M550: 2.8 in, 4:3, About 24.3 cm² rectangular area 1 Sync 4.0: 4 in, 16:9, About 44.1 cm² rectangular area 2
      1. 1. M550 2.8 in · 4:3 About 24.3 cm² rectangular area
      2. 2. Sync 4.0 4 in · 16:9 About 44.1 cm² rectangular area

      Sync 4.0 has approximately 81.7% 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

      Sync 4.0: Original memory entry

      512 MB · 256 MB 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. M550

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

      2. Sync 4.0

      NFC
      Unknown
      Headphone jack
      Yes
      Memory card support
      See details microSD · up to 32 GB

      Battery capacity

      Capacity is not battery life. No endurance test is implied.

      Recorded capacity

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

      1. 1. M5501440 mAh

        +240 mAh versus Sync 4.0

      2. 2. Sync 4.01200 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. Sync 4.0

      Everyday essentials
      Everyday essentials
      SpecificationM550Sync 4.0
      Dimensions (HxWxD)
      • 112 Х 61 Х 22 mm
      • 120.4 Х 63.6 Х 9.8 mm
      Weight
      • 165 g
      • 97 g
      Technology
      • TFT
      • TFT
      Screen size
      • 2.8" inch
      • 4" inch
      Screen resolution
      • 240 x 320 px
      • 480 x 854 px
      Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
      • 64 MB RAM
      • 128 MB ROM
      • 512 MB
      • 256 MB RAM
      Memory card support
      • SD/SDIO
      • microSD
      • up to 32 GB
      BatteryCapacity is not battery life. No endurance test is implied.
      • 1440 mAh
      • Removable Li-Ion
      • 1200 mAh
      • Removable Li-Ion
      Operating system OS
      • Microsoft Windows Mobile 5.0 PocketPC
      • Android 4.4 (KitKat)
      Chipset Unknown
      • Mediatek MT6572M (28 nm)
      Headphone jack
      • No
      • Yes
      Display
      Display
      SpecificationM550Sync 4.0
      Touchscreen
      • resistive touchscreen
      • capacitive touchscreen
      Display colors
      • 65K
      • 16M
      Screen area
      • 24.3 cm2
      • 44.1 cm2
      Screen format
      • 4:3 (height:width)
      • 16:9 (height:width)
      Screen to body ratio
      • 35.5%
      • 57.6%
      PPI /points per inch/
      • 143 PPI
      • 245 PPI
      Camera and Video
      Camera and Video
      SpecificationM550Sync 4.0
      Rear camera, main
      • 1.3 MP
      • Single
      • 5 MP
      • Single
      Camera specs
      • 1.3 MP
      • 5 MP
      • AF
      Functions
      • LED flash
      • Face detection
      Video
      • Yes
      • 720p@30fps
      Front camera, selfie
      • 0 MP,
      • 1.3 MP
      • Single
      Specifications Unknown
      • 1.3 MP
      Performance
      Performance
      SpecificationM550Sync 4.0
      Processor CPU
      • Samsung 2440 400 MHz
      • Dual-core 1.2 GHz Cortex-A7
      Graphics processor GPU Unknown
      • Mali-400
      Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
      • 5527
      General specs
      General specs
      SpecificationM550Sync 4.0
      Release date
      • 2006
      • April
      • 2014
      • May
      Colors
      • White
      • Black
      • White
      • Red
      • Blue
      Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
      • 220 EUR
      		 Unknown
      Battery life
      • Stand by time- Up to 200 h Talking time- Up to 4 h
      • Stand by time- Up to 760 h Talking time- Up to 14 h
      Communication and Connectivity
      Communication and Connectivity
      SpecificationM550Sync 4.0
      SIM card
      • Mini-SIM
      • Dual SIM
      GPRS
      • Class 10
      • Class 12
      Edge
      • No
      • Class 12
      Wi-Fi
      • No
      • Wi-Fi 802.11 b/g/n
      • hotspot
      GPS
      • No
      • Yes
      • with A-GPS
      USB
      • Proprietary
      • microUSB 2.0
      Bluetooth
      • 1.2
      • 4.0
      • A2DP
      Music and Audio
      Music and Audio
      SpecificationM550Sync 4.0
      Radio
      • No
      • FM radio
      Others
      • Handwriting recognition
      		 Unknown
      Other features
      Other features
      SpecificationM550Sync 4.0
      Dop
      • Pocket Office -eBook reader -Windows MPlayer 10 -Organizer -Voice memo
      • Sensors Accelerometer
      • gyro
      • proximity - Also known as Plum Sync 4.0 X400