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Siemens SX45 vs ZTE Blade 20

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

      Blade 20: 140 g lighter

      SX45:
      330 g
      Blade 20:
      190 g

    • Width

      Blade 20: 10.4 mm narrower

      SX45:
      87 mm
      Blade 20:
      76.6 mm

    • Depth

      Blade 20: 17 mm thinner

      SX45:
      26 mm
      Blade 20:
      9 mm

    • Height

      SX45: 28.9 mm shorter

      SX45:
      134 mm
      Blade 20:
      162.9 mm

    • Release year

      SX45:
      2001
      Blade 20:
      2019

    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. SX45

      Height:
      134 mm
      Width:
      87 mm +10.4 mm versus Blade 20
      Depth:
      26 mm +17 mm versus Blade 20

    2. 2. Blade 20

      Height:
      162.9 mm +28.9 mm versus SX45
      Width:
      76.6 mm
      Depth:
      9 mm

    Weight

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

    1. 1. SX45

      330 g

      +140 g versus Blade 20

    2. 2. Blade 20

      190 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.

    At least two phones need compatible screen dimensions for a drawing.

    1. 1. SX45

      SX45: Screen geometry unavailable or conflicting.

    2. 2. Blade 20

      Screen diagonal:
      6.49 in
      Aspect ratio (height:width):
      19.5:9
      Approximate rectangular screen area:
      103.4 cm²

    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 SX45, Blade 20, compared at the same storage capacity.
    StorageSX45Blade 20
    128 GB Unknown 4 GB RAM
    SX45: Original memory entry

    32 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. SX45

    NFC:
    Unknown
    Headphone jack:
    No
    Memory card support:
    No

    2. Blade 20

    NFC:
    Unknown
    Headphone jack:
    Yes
    Memory card support:
    See details microSD · up to 256 GB (uses shared SIM 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. SX45

      1550 mAh

    2. 2. Blade 20

      5000 mAh

      +3450 mAh versus SX45

    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. SX452. Blade 20

    Everyday essentials
    Everyday essentials — specifications for SX45, Blade 20.
    SpecificationSX45Blade 20
    Dimensions (HxWxD)
    • 134 Х 87 Х 26 mm
    • 162.9 Х 76.6 Х 9 mm
    Weight
    • 330 g
    • 190 g
    Technology
    • TFT
    • IPS LCD
    Screen size
    • 0" inch
    • 6.49" inch
    Screen resolution
    • 240 x 320 px
    • 720 x 1560 px
    Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
    • 32 MB
    • 128GB 4GB RAM
    Memory card support
    • No
    • microSD
    • up to 256 GB (uses shared SIM slot)
    Battery Capacity is not battery life. No endurance test is implied.
    • 1550 mAh
    • Removable Li-Ion
    • 5000 mAh
    • Non-removable Li-Po
    Operating system OS
    • Microsoft Windows CE 3.0 for PocketPC
    • Android 9.0 (Pie)
    Chipset Unknown
    • Mediatek MT6771 Helio P70 (12nm)
    Headphone jack
    • No
    • Yes
    Display
    Display — specifications for SX45, Blade 20.
    SpecificationSX45Blade 20
    Touchscreen
    • resistive touchscreen
    • capacitive touchscreen
    Display colors
    • 65K
    • 16M
    Screen area Unknown
    • 103.4 cm2
    Screen format
    • 4:3 (height:width)
    • 19.5:9 (height:width)
    Screen to body ratio Unknown
    • 82.9%
    PPI /points per inch/
    • 0 PPI
    • 265 PPI
    Camera and Video
    Camera and Video — specifications for SX45, Blade 20.
    SpecificationSX45Blade 20
    Rear camera, main
    • 0 MP,
    • 16 MP
    • Dual
    Camera specs Unknown
    • 16 MP
    • f/2.0
    • PDAF -8 MP
    • 12mm (ultrawide) -2 MP
    • depth sensor
    Functions Unknown
    • LED flash
    • HDR
    • panorama
    Video Unknown
    • 1080p@30fps
    Front camera, selfie
    • 0 MP,
    • 8 MP
    • Single
    Specifications Unknown
    • 8 MP
    • f/2.4
    Performance
    Performance — specifications for SX45, Blade 20.
    SpecificationSX45Blade 20
    Processor CPU
    • 64-bit NEC VR4122 150 MHz
    • Octa-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)
    Graphics processor GPU Unknown
    • Mali-G72 MP3
    General specs
    General specs — specifications for SX45, Blade 20.
    SpecificationSX45Blade 20
    Release date
    • 2001
    • 2019
    • October
    Colors Unknown
    • Turquoise
    • Magic red
    Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
    • 130 EUR
    Battery life
    • Stand by time- Up to 150 h Talking time- Up to 2 h
    		 Unknown
    Body build Unknown
    • Front glass
    • plastic body
    Communication and Connectivity
    Communication and Connectivity — specifications for SX45, Blade 20.
    SpecificationSX45Blade 20
    SIM card
    • Mini-SIM
    • Hybrid Dual SIM (Nano-SIM
    • dual stand-by)
    Network Unknown
    • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE (unspecified)
    Speed Unknown
    • HSPA 42.2/5.76 Mbps
    • LTE-A
    GPRS
    • No
    • Yes
    Edge
    • No
    • Yes
    Wi-Fi
    • No
    • Wi-Fi 802.11 b/g/n
    • hotspot
    GPS
    • No
    • Yes
    • with A-GPS
    • GLONASS
    USB Unknown
    • microUSB 2.0
    • USB On-The-Go
    Bluetooth
    • No
    • 5.0
    • A2DP
    • LE
    Music and Audio
    Music and Audio — specifications for SX45, Blade 20.
    SpecificationSX45Blade 20
    Radio
    • No
    • FM radio
    • recording
    Others
    • 57.6 mm x 76.8 mm -0.24 mm pixel pitch
    • Active noise cancellation with dedicated mic
    Other features
    Other features — specifications for SX45, Blade 20.
    SpecificationSX45Blade 20
    Dop
    • Infrared port - Full PocketPC functionality -Media player (MP3) - PDA + mobile phone
    • Sensors Fingerprint (rear-mounted)
    • accelerometer
    • proximity
    • compass - Fast battery charging 18W

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