Siemens SX45 vs ZTE E N72

Compare recorded specifications, size and practical differences.

+ Add a third phone

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

    E N72: 200 g lighter

    SX45:
    330 g
    E N72:
    130 g
  • Width

    E N72: 21 mm narrower

    SX45:
    87 mm
    E N72:
    66 mm
  • Depth

    E N72: 14.1 mm thinner

    SX45:
    26 mm
    E N72:
    11.9 mm
  • Height

    E N72: 20 mm shorter

    SX45:
    134 mm
    E N72:
    114 mm
  • Release year

    SX45:
    2001
    E N72:
    2010

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 +20 mm versus E N72
    Width:
    87 mm +21 mm versus E N72
    Depth:
    26 mm +14.1 mm versus E N72
  2. 2. E N72

    Height:
    114 mm
    Width:
    66 mm
    Depth:
    11.9 mm

Weight

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

  1. 1. SX45

    330 g

    +200 g versus E N72

  2. 2. E N72

    130 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. E N72

    Screen diagonal:
    2.5 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    19.4 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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

SX45: Original memory entry

32 MB

E N72: Original memory entry

100 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. E N72

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD · up to 8 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

    +250 mAh versus E N72

  2. 2. E N72

    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. SX452. E N72

Everyday essentials
Everyday essentials — specifications for SX45, E N72.
SpecificationSX45E N72
Dimensions (HxWxD)
  • 134 Х 87 Х 26 mm
  • 114 Х 66 Х 11.9 mm
Weight
  • 330 g
  • 130 g
Technology
  • TFT
  • TFT
Screen size
  • 0" inch
  • 2.5" inch
Screen resolution
  • 240 x 320 px
  • 320 x 240 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 MB
  • 100 MB
Memory card support
  • No
  • microSD
  • up to 8 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1550 mAh
  • Removable Li-Ion
  • 1300 mAh
  • Removable Li-Ion
Operating system OS
  • Microsoft Windows CE 3.0 for PocketPC
  • Microsoft Windows Mobile Professional
Headphone jack
  • No
  • No
Display
Display — specifications for SX45, E N72.
SpecificationSX45E N72
Touchscreen
  • resistive touchscreen
  • resistive touchscreen
Display colors
  • 65K
  • 256K
Screen area Unknown
  • 19.4 cm2
Screen format
  • 4:3 (height:width)
  • 4:3 (height:width)
Screen to body ratio Unknown
  • 25.7%
PPI /points per inch/
  • 0 PPI
  • 160 PPI
Camera and Video
Camera and Video — specifications for SX45, E N72.
SpecificationSX45E N72
Rear camera, main
  • 0 MP,
  • 3.15 MP
  • Single
Camera specs Unknown
  • 3.15 MP
  • AF
Functions Unknown
  • LED flash
Video Unknown
  • Yes
Front camera, selfie
  • 0 MP,
  • 0 MP,
Performance
Performance — specifications for SX45, E N72.
SpecificationSX45E N72
Processor CPU
  • 64-bit NEC VR4122 150 MHz
Unknown
General specs
General specs — specifications for SX45, E N72.
SpecificationSX45E N72
Release date
  • 2001
  • 2010
  • August
Colors Unknown
  • Black
Battery life
  • Stand by time- Up to 150 h Talking time- Up to 2 h
  • Stand by time- Up to 200 h Talking time- Up to 4 h
Communication and Connectivity
Communication and Connectivity — specifications for SX45, E N72.
SpecificationSX45E N72
SIM card
  • Mini-SIM
  • Mini-SIM
Network Unknown
  • Show all network frequencies: -2G - CDMA 800 / 1900
Speed Unknown
  • HSPA
GPRS
  • No
  • No
Edge
  • No
  • No
Wi-Fi
  • No
  • No
GPS
  • No
  • No
USB Unknown
  • microUSB 2.0
Bluetooth
  • No
  • 2.0
  • A2DP
Music and Audio
Music and Audio — specifications for SX45, E N72.
SpecificationSX45E N72
Radio
  • No
  • No
Others
  • 57.6 mm x 76.8 mm -0.24 mm pixel pitch
Unknown
Other features
Other features — specifications for SX45, E N72.
SpecificationSX45E N72
Dop
  • Infrared port - Full PocketPC functionality -Media player (MP3) - PDA + mobile phone
  • MP3/WMA/eAAC+ player -MP4/H.264 player -Document viewer -Organizer -Voice memo -Predictive text input