Siemens SX45 vs T-Mobile HD2

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

    HD2: 173 g lighter

    SX45:
    330 g
    HD2:
    157 g
  • Width

    HD2: 20 mm narrower

    SX45:
    87 mm
    HD2:
    67 mm
  • Depth

    HD2: 15 mm thinner

    SX45:
    26 mm
    HD2:
    11 mm
  • Height

    HD2: 12 mm shorter

    SX45:
    134 mm
    HD2:
    122 mm
  • Release year

    SX45:
    2001
    HD2:
    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 +12 mm versus HD2
    Width:
    87 mm +20 mm versus HD2
    Depth:
    26 mm +15 mm versus HD2
  2. 2. HD2

    Height:
    122 mm
    Width:
    67 mm
    Depth:
    11 mm

Weight

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

  1. 1. SX45

    330 g

    +173 g versus HD2

  2. 2. HD2

    157 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. HD2

    Screen diagonal:
    4.3 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    52.6 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

HD2: Original memory entry

576 MB RAM · 1 GB ROM

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. HD2

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot) · 16 GB included

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

    +320 mAh versus HD2

  2. 2. HD2

    1230 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. HD2

Everyday essentials
Everyday essentials — specifications for SX45, HD2.
SpecificationSX45HD2
Dimensions (HxWxD)
  • 134 Х 87 Х 26 mm
  • 122 Х 67 Х 11 mm
Weight
  • 330 g
  • 157 g
Technology
  • TFT
  • TFT
Screen size
  • 0" inch
  • 4.3" inch
Screen resolution
  • 240 x 320 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 MB
  • 576 MB RAM
  • 1 GB ROM
Memory card support
  • No
  • microSD
  • up to 32 GB (dedicated slot)
  • 16 GB included
Battery Capacity is not battery life. No endurance test is implied.
  • 1550 mAh
  • Removable Li-Ion
  • 1230 mAh
  • Removable Li-Ion
Operating system OS
  • Microsoft Windows CE 3.0 for PocketPC
  • Microsoft Windows Mobile 6.5 Professional; Sense UI
Chipset Unknown
  • Qualcomm QSD8250 Snapdragon S1
Headphone jack
  • No
  • Yes
Display
Display — specifications for SX45, HD2.
SpecificationSX45HD2
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors
  • 65K
  • 65K
Screen area Unknown
  • 52.6 cm2
Screen format
  • 4:3 (height:width)
  • 5:3 (height:width)
Screen to body ratio Unknown
  • 64.4%
PPI /points per inch/
  • 0 PPI
  • 217 PPI
Camera and Video
Camera and Video — specifications for SX45, HD2.
SpecificationSX45HD2
Rear camera, main
  • 0 MP,
  • 5 MP
  • Single
Camera specs Unknown
  • 5 MP
  • AF
Functions Unknown
  • Dual-LED flash
Video Unknown
  • 480p@30fps
Front camera, selfie
  • 0 MP,
  • 0 MP,
Performance
Performance — specifications for SX45, HD2.
SpecificationSX45HD2
Processor CPU
  • 64-bit NEC VR4122 150 MHz
  • 1.0 GHz Scorpion
Graphics processor GPU Unknown
  • Adreno 200
General specs
General specs — specifications for SX45, HD2.
SpecificationSX45HD2
Release date
  • 2001
  • 2010
  • January
Colors Unknown
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 230 EUR
Battery life
  • Stand by time- Up to 150 h Talking time- Up to 2 h
  • Stand by time- Up to 480 h Talking time- Up to 6 h
Communication and Connectivity
Communication and Connectivity — specifications for SX45, HD2.
SpecificationSX45HD2
SIM card
  • Mini-SIM
  • Mini-SIM
Network Unknown
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed Unknown
  • HSPA 7.2/2 Mbps
GPRS
  • No
  • Class 12
Edge
  • No
  • Class 12
Wi-Fi
  • No
  • Wi-Fi 802.11 b/g
GPS
  • No
  • Yes
  • with A-GPS; NaviPanel
USB Unknown
  • microUSB
Bluetooth
  • No
  • 2.1
  • A2DP
Music and Audio
Music and Audio — specifications for SX45, HD2.
SpecificationSX45HD2
Radio
  • No
  • Stereo FM radio
  • RDS
Others
  • 57.6 mm x 76.8 mm -0.24 mm pixel pitch
Unknown
Other features
Other features — specifications for SX45, HD2.
SpecificationSX45HD2
Dop
  • Infrared port - Full PocketPC functionality -Media player (MP3) - PDA + mobile phone
  • Sensors Accelerometer
  • proximity
  • compass - MP3/WAV/WMA/eAAC+ player -MP4/WMV/H.264 player -Pocket Office -HTC Peep
  • HTC Footprints -T-mobile services: MobiTV
  • BLOCKBUSTER
  • Barnes & Nobl
  • Gogo Inflight Internet -Transformers & Transformers 2 movies preloaded -Voice memo -Predictive text input