Acer DX900 vs Samsung i400

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

    i400: 55 g lighter

    DX900:
    147 g
    i400:
    92 g
  • Width

    i400: 10.5 mm narrower

    DX900:
    60.5 mm
    i400:
    50 mm
  • Screen diagonal

    i400: 0.5 in smaller diagonal

    DX900:
    2.8 in
    i400:
    2.3 in
  • Depth

    i400: 1.2 mm thinner

    DX900:
    17 mm
    i400:
    15.8 mm
  • Height

    i400: 5 mm shorter

    DX900:
    106 mm
    i400:
    101 mm
  • Release year

    DX900:
    2009
    i400:
    2007

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 +5 mm versus i400
    Width:
    60.5 mm +10.5 mm versus i400
    Depth:
    17 mm +1.2 mm versus i400
  2. 2. i400

    Height:
    101 mm
    Width:
    50 mm
    Depth:
    15.8 mm

Weight

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

  1. 1. DX900

    147 g

    +55 g versus i400

  2. 2. i400

    92 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.

  1. 1. DX900

    Screen diagonal:
    2.8 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    24.3 cm²
  2. 2. i400

    Screen diagonal:
    2.3 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    16.4 cm²

DX900 has approximately 48.2% more rectangular screen area than i400.

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

i400: Original memory entry

40 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. DX900

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

2. i400

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD (dedicated slot)

Battery capacity

Capacity is not battery life. No endurance test is implied.

At least two unambiguous positive capacity values are needed for a chart. Original entries remain in the specifications.

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. i400

Everyday essentials
Everyday essentials — specifications for DX900, i400.
SpecificationDX900i400
Dimensions (HxWxD)
  • 106 Х 60.5 Х 17 mm
  • 101 Х 50 Х 15.8 mm
Weight
  • 147 g
  • 92 g
Technology
  • TFT
  • TFT
Screen size
  • 2.8" inch
  • 2.3" inch
Screen resolution
  • 480 x 640 px
  • 320 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
  • 40 MB
Memory card support
  • microSD (dedicated slot)
  • microSD (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1530 mAh
  • Removable Li-Po
  • 0 mAh,
Operating system OS
  • Microsoft Windows Mobile 6.1 Professional
  • Symbian OS 9.2
  • Series 60 v3.1 UI
Chipset Unknown
  • TI OMAP 2430
NFC
  • Super AMOLED
Unknown
Headphone jack
  • panorama
  • No
Display
Display — specifications for DX900, i400.
SpecificationDX900i400
Touchscreen
  • resistive touchscreen
Unknown
Display colors
  • 65K
  • 256K
Screen area
  • 24.3 cm2
  • 16.4 cm2
Screen format
  • 4:3 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 37.9%
  • 32.4%
PPI /points per inch/
  • 286 PPI
  • 174 PPI
Camera and Video
Camera and Video — specifications for DX900, i400.
SpecificationDX900i400
Rear camera, main
  • 3.15 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 3.15 MP
  • AF
  • 2 MP
Functions
  • Dual-LED flash
Unknown
Video
  • Yes
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 0 MP,
Specifications
  • VGA videocall camera
Unknown
Performance
Performance — specifications for DX900, i400.
SpecificationDX900i400
Processor CPU
  • 533 MHz Samsung S3C 6410
  • 330 MHz ARM 1136
Graphics processor GPU Unknown
  • PowerVR MBX
General specs
General specs — specifications for DX900, i400.
SpecificationDX900i400
Release date
  • 2009
  • February
  • 2007
  • April
Colors
  • Black
  • Black
  • Red
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 90 EUR
  • 290 EUR
Battery life
  • Stand by time- Up to 150 h Talking time- Up to10 h
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for DX900, i400.
SpecificationDX900i400
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
Unknown
Speed
  • HSPA 7.2/0.384 Mbps
Unknown
GPRS
  • Class 10
  • Class 10
Edge
  • Class 10
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • No
GPS
  • Yes
  • SiRF Star III chipset
  • No
USB
  • miniUSB
  • 2.0
Bluetooth
  • microUSB 2.0
  • A2DP
  • 2.0
  • A2DP
Harmful irradiation Unknown
  • SAR - 0.21 W/kg (head) 0.26 W/kg (body) SAR EU - 0.20 W/kg (head)
Music and Audio
Music and Audio — specifications for DX900, i400.
SpecificationDX900i400
Radio
  • panorama
  • No
Others
  • Handwriting recognition
  • Dual speaker
Other features
Other features — specifications for DX900, i400.
SpecificationDX900i400
Dop
  • Sensors Accelerometer Pocket Office -Voice memo -MP3 player Also known as Acer Tempo DX900
  • Acer Tempo X960
  • WMV/RV/MP4/3GP player -MP3/WMA/WAV/RA/AAC/M4A player -Document viewer (Word
  • Excel
  • PowerPoint
  • PDF) -Predictive text input -Voice memo/command -Organizer