Siemens SX45 vs vivo Y28

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

    Y28: 174 g lighter

    SX45:
    330 g
    Y28:
    156 g
  • Width

    Y28: 18.4 mm narrower

    SX45:
    87 mm
    Y28:
    68.6 mm
  • Depth

    Y28: 16.2 mm thinner

    SX45:
    26 mm
    Y28:
    9.8 mm
  • Height

    SX45: 3.4 mm shorter

    SX45:
    134 mm
    Y28:
    137.4 mm
  • Release year

    SX45:
    2001
    Y28:
    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.

  1. 1. SX45

    Height:
    134 mm
    Width:
    87 mm +18.4 mm versus Y28
    Depth:
    26 mm +16.2 mm versus Y28
  2. 2. Y28

    Height:
    137.4 mm +3.4 mm versus SX45
    Width:
    68.6 mm
    Depth:
    9.8 mm

Weight

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

  1. 1. SX45

    330 g

    +174 g versus Y28

  2. 2. Y28

    156 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. Y28

    Screen diagonal:
    4.7 in
    Aspect ratio (height:width):
    16:10
    Approximate rectangular screen area:
    64.1 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, Y28, compared at the same storage capacity.
StorageSX45Y28
8 GB Unknown 1 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. Y28

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 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. SX45

    1550 mAh

  2. 2. Y28

    2100 mAh

    +550 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. Y28

Everyday essentials
Everyday essentials — specifications for SX45, Y28.
SpecificationSX45Y28
Dimensions (HxWxD)
  • 134 Х 87 Х 26 mm
  • 137.4 Х 68.6 Х 9.8 mm
Weight
  • 330 g
  • 156 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 0" inch
  • 4.7" inch
Screen resolution
  • 240 x 320 px
  • 540 x 960 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 MB
  • 8 GB
  • 1 GB RAM
Memory card support
  • No
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1550 mAh
  • Removable Li-Ion
  • 2100 mAh
  • Removable Li-Po
Operating system OS
  • Microsoft Windows CE 3.0 for PocketPC
  • Android 4.2.2 (Jelly Bean)
Chipset Unknown
  • Mediatek MT6582 (28 nm)
Headphone jack
  • No
  • Yes
Display
Display — specifications for SX45, Y28.
SpecificationSX45Y28
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors
  • 65K
  • 16M
Screen area Unknown
  • 64.2 cm2
Screen format
  • 4:3 (height:width)
  • 16:10 (height:width)
Screen to body ratio Unknown
  • 68.1%
PPI /points per inch/
  • 0 PPI
  • 216 PPI
Camera and Video
Camera and Video — specifications for SX45, Y28.
SpecificationSX45Y28
Rear camera, main
  • 0 MP,
  • 8 MP
  • Single
Camera specs Unknown
  • 8 MP
  • AF
Functions Unknown
  • LED flash
Video Unknown
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 5 MP
  • Single
Specifications Unknown
  • 5 MP
Performance
Performance — specifications for SX45, Y28.
SpecificationSX45Y28
Processor CPU
  • 64-bit NEC VR4122 150 MHz
  • Quad-core 1.3 GHz Cortex-A7
Graphics processor GPU Unknown
  • Mali-400MP2
General specs
General specs — specifications for SX45, Y28.
SpecificationSX45Y28
Release date
  • 2001
  • 2014
  • December
Colors Unknown
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 100 EUR
Battery life
  • Stand by time- Up to 150 h Talking time- Up to 2 h
  • Stand by time- Up to 430 h (2G) / Up to 430 h (3G) Talking time- Up to 14 h (2G) / Up to 13 h (3G) Music play - Up to 32 h
Communication and Connectivity
Communication and Connectivity — specifications for SX45, Y28.
SpecificationSX45Y28
SIM card
  • Mini-SIM
  • Micro-SIM
Network Unknown
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed Unknown
  • HSPA 21.1/5.76 Mbps
GPRS
  • No
  • Yes
Edge
  • No
  • Yes
Wi-Fi
  • No
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • No
  • Yes
  • with A-GPS
USB Unknown
  • microUSB 2.0
Bluetooth
  • No
  • 4.0
  • A2DP
  • EDR
Music and Audio
Music and Audio — specifications for SX45, Y28.
SpecificationSX45Y28
Radio
  • No
  • FM radio
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, Y28.
SpecificationSX45Y28
Dop
  • Infrared port - Full PocketPC functionality -Media player (MP3) - PDA + mobile phone
  • Sensors Accelerometer
  • proximity
  • compass
  • Infrared port