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Acer DX900 vs Xiaomi MI-2a

Compare recorded specifications, size and practical differences.

Acer DX900

Acer DX900

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Xiaomi MI-2a

Xiaomi MI-2a

Replace MI-2a
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+ 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.

  • WeightMI-2a: 14 g lighterMI-2a: 133 g · DX900: 147 g
  • WidthDX900: 6 mm narrowerDX900: 60.5 mm · MI-2a: 66.5 mm
  • Screen diagonalDX900: 1.7 in smaller diagonalDX900: 2.8 in · MI-2a: 4.5 in
  • DepthMI-2a: 7.5 mm thinnerMI-2a: 9.5 mm · DX900: 17 mm
  • HeightDX900: 27 mm shorterDX900: 106 mm · MI-2a: 133 mm
  • Release year2009 / 2013DX900: 2009 · MI-2a: 2013

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.

Front
DX900: 106 × 60.5 mm 1 MI-2a: 133 × 66.5 mm 2
Side
DX900: 106 × 17 mm 1 MI-2a: 133 × 9.5 mm 2
  1. 1. DX900
    Height
    106 mm
    Width
    60.5 mm
    Depth
    17 mm+7.5 mm versus MI-2a
    Weight
    147 g
  2. 2. MI-2a
    Height
    133 mm+27 mm versus DX900
    Width
    66.5 mm+6 mm versus DX900
    Depth
    9.5 mm
    Weight
    133 g
Weight

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

  1. 1. DX900147 g

    +14 g versus MI-2a

  2. 2. MI-2a133 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.

Screen size
DX900: 2.8 in, 4:3, About 24.3 cm² rectangular area 1 MI-2a: 4.5 in, 16:9, About 55.8 cm² rectangular area 2
  1. 1. DX900 2.8 in · 4:3 About 24.3 cm² rectangular area
  2. 2. MI-2a 4.5 in · 16:9 About 55.8 cm² rectangular area

MI-2a has approximately 129.9% more rectangular screen area than DX900.

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 by storage capacity and phone
StorageDX900MI-2a
16 GB Unknown 1 GB RAM
DX900: Original memory entry

128 MB RAM · 256 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. MI-2a

NFC
Yes
Headphone jack
Yes
Memory card support
No

Battery capacity

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

Recorded capacity

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

  1. 1. DX9001530 mAh
  2. 2. MI-2a2030 mAh

    +500 mAh versus DX900

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. MI-2a

Everyday essentials
Everyday essentials
SpecificationDX900MI-2a
Dimensions (HxWxD)
  • 106 Х 60.5 Х 17 mm
  • 133 Х 66.5 Х 9.5 mm
Weight
  • 147 g
  • 133 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 2.8" inch
  • 4.5" inch
Screen resolution
  • 480 x 640 px
  • 720 x 1280 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128 MB RAM
  • 256 MB ROM
  • 16 GB
  • 1 GB RAM
Memory card support
  • microSD (dedicated slot)
  • No
BatteryCapacity is not battery life. No endurance test is implied.
  • 1530 mAh
  • Removable Li-Po
  • 2030 mAh
  • Removable Li-Ion
Operating system OS
  • Microsoft Windows Mobile 6.1 Professional
  • Android 4.1 (Jelly Bean)
Chipset Unknown
  • Xiaolong S4 Pro
NFC
  • Super AMOLED
  • Yes
Headphone jack
  • panorama
  • Yes
Display
Display
SpecificationDX900MI-2a
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors
  • 65K
  • 16M
Screen area
  • 24.3 cm2
  • 55.8 cm2
Screen format
  • 4:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 37.9%
  • 63.1%
PPI /points per inch/
  • 286 PPI
  • 326 PPI
Camera and Video
Camera and Video
SpecificationDX900MI-2a
Rear camera, main
  • 3.15 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 3.15 MP
  • AF
  • 8 MP
  • AF
  • f/2.0
Functions
  • Dual-LED flash
  • LED flash
  • HDR
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 2 MP
  • Single
Specifications
  • VGA videocall camera
  • 2 MP
Performance
Performance
SpecificationDX900MI-2a
Processor CPU
  • 533 MHz Samsung S3C 6410
  • Dual-core 1.7 GHz
Graphics processor GPU Unknown
  • Adreno 320
Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
  • 21326
GeekBench 4 Single CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
  • 742
GeekBench 4 Multi-CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
  • 1151
GeekBench 4 RenderScriptLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
  • 1277
General specs
General specs
SpecificationDX900MI-2a
Release date
  • 2009
  • February
  • 2013
Colors
  • Black
  • Black (front panel)
  • 4 color options (back panel)
Historical recorded priceLegacy 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
Unknown
Communication and Connectivity
Communication and Connectivity
SpecificationDX900MI-2a
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 850 / 900 / 1800 / 1900
Speed
  • HSPA 7.2/0.384 Mbps
  • HSPA 21.1/5.76 Mbps
GPRS
  • Class 10
  • Class 12
Edge
  • Class 10
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • SiRF Star III chipset
  • Yes
  • with A-GPS
  • GLONASS
USB
  • miniUSB
  • microUSB 2.0
  • USB Host
Bluetooth
  • microUSB 2.0
  • A2DP
  • 4.0
  • A2DP
Music and Audio
Music and Audio
SpecificationDX900MI-2a
Radio
  • panorama
  • FM radio
Others
  • Handwriting recognition
  • Active noise cancellation with dedicated mic
Other features
Other features
SpecificationDX900MI-2a
Dop
  • Sensors Accelerometer Pocket Office -Voice memo -MP3 player Also known as Acer Tempo DX900
  • Acer Tempo X960
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass

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