Acer DX900 vs Fujitsu Siemens T830

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

    DX900: 43 g lighter

    DX900:
    147 g
    Siemens T830:
    190 g
  • Width

    DX900: 3.5 mm narrower

    DX900:
    60.5 mm
    Siemens T830:
    64 mm
  • Screen diagonal

    Siemens T830: 0.4 in smaller diagonal

    DX900:
    2.8 in
    Siemens T830:
    2.4 in
  • Depth

    DX900: 4 mm thinner

    DX900:
    17 mm
    Siemens T830:
    21 mm
  • Height

    DX900: 20 mm shorter

    DX900:
    106 mm
    Siemens T830:
    126 mm
  • Release year

    DX900:
    2009
    Siemens T830:
    2006

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. DX900

    Height:
    106 mm
    Width:
    60.5 mm
    Depth:
    17 mm
  2. 2. Siemens T830

    Height:
    126 mm +20 mm versus DX900
    Width:
    64 mm +3.5 mm versus DX900
    Depth:
    21 mm +4 mm versus DX900

Weight

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

  1. 1. DX900

    147 g

  2. 2. Siemens T830

    190 g

    +43 g versus DX900

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.

  1. 1. DX900

    Screen diagonal:
    2.8 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    24.3 cm²
  2. 2. Siemens T830

    Screen diagonal:
    2.4 in
    Aspect ratio (height:width):
    1:1
    Approximate rectangular screen area:
    18.6 cm²

DX900 has approximately 30.7% more rectangular screen area than Siemens T830.

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.

DX900: Original memory entry

128 MB RAM · 256 MB ROM

Siemens T830: Original memory entry

64 MB RAM · 128 MB 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. DX900

NFC:
See details Super AMOLED
Headphone jack:
See details panorama
Memory card support:
See details microSD (dedicated slot)

2. Siemens T830

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details SD

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. DX900

    1530 mAh

    +30 mAh versus Siemens T830

  2. 2. Siemens T830

    1500 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. DX9002. Siemens T830

Everyday essentials
Everyday essentials — specifications for DX900, Siemens T830.
SpecificationDX900Siemens T830
Dimensions (HxWxD)
  • 106 Х 60.5 Х 17 mm
  • 126 Х 64 Х 21 mm
Weight
  • 147 g
  • 190 g
Technology
  • TFT
  • TFT
Screen size
  • 2.8" inch
  • 2.4" inch
Screen resolution
  • 480 x 640 px
  • 240 x 240 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128 MB RAM
  • 256 MB ROM
  • 64 MB RAM
  • 128 MB ROM
Memory card support
  • microSD (dedicated slot)
  • SD
Battery Capacity is not battery life. No endurance test is implied.
  • 1530 mAh
  • Removable Li-Po
  • 1500 mAh
  • Removable Li-Ion
Operating system OS
  • Microsoft Windows Mobile 6.1 Professional
  • Microsoft Windows Mobile 5.0 Phone Edition
NFC
  • Super AMOLED
Unknown
Headphone jack
  • panorama
  • No
Display
Display — specifications for DX900, Siemens T830.
SpecificationDX900Siemens T830
Touchscreen
  • resistive touchscreen
  • resistive touchscreen
Display colors
  • 65K
  • 65K
Screen area
  • 24.3 cm2
  • 18.6 cm2
Screen format
  • 4:3 (height:width)
  • 1:1 (height:width)
Screen to body ratio
  • 37.9%
  • 23.0%
PPI /points per inch/
  • 286 PPI
  • 141 PPI
Camera and Video
Camera and Video — specifications for DX900, Siemens T830.
SpecificationDX900Siemens T830
Rear camera, main
  • 3.15 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 3.15 MP
  • AF
  • 2 MP
  • AF
Functions
  • Dual-LED flash
Unknown
Video
  • Yes
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • VGA videocall camera
  • VGA videocall camera
Performance
Performance — specifications for DX900, Siemens T830.
SpecificationDX900Siemens T830
Processor CPU
  • 533 MHz Samsung S3C 6410
  • Intel PXA272 416 MHz
General specs
General specs — specifications for DX900, Siemens T830.
SpecificationDX900Siemens T830
Release date
  • 2009
  • February
  • 2006
  • August
Colors
  • Black
  • Silver
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 90 EUR
Unknown
Battery life
  • Stand by time- Up to 150 h Talking time- Up to10 h
  • Stand by time- Up to 150 h Talking time- Up to 4 h
Communication and Connectivity
Communication and Connectivity — specifications for DX900, Siemens T830.
SpecificationDX900Siemens T830
SIM card
  • Dual SIM (Mini-SIM)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 GSM 900 / 1800 / 1900 - SIM 2
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
Speed
  • HSPA 7.2/0.384 Mbps
  • Yes
  • 384 kbps
GPRS
  • Class 10
  • Yes
Edge
  • Class 10
  • No
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11b/g
GPS
  • Yes
  • SiRF Star III chipset
  • Yes
  • SiRF GCS3F receiver
USB
  • miniUSB
  • Proprietary
Bluetooth
  • microUSB 2.0
  • A2DP
  • 2.0
Music and Audio
Music and Audio — specifications for DX900, Siemens T830.
SpecificationDX900Siemens T830
Radio
  • panorama
  • No
Others
  • Handwriting recognition
  • 5-way navigation key
Other features
Other features — specifications for DX900, Siemens T830.
SpecificationDX900Siemens T830
Dop
  • Sensors Accelerometer Pocket Office -Voice memo -MP3 player Also known as Acer Tempo DX900
  • Acer Tempo X960
  • SiRF GCS3F receiver -Video telephony -Pocket Office -MP3/AAC/AAC+/WMA/OGG/AMR player -WMV/MP4 player -Organizer -Voice memo