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Acer DX900 vs Sony Xperia U

Compare recorded specifications, size and practical differences.

Acer DX900

Acer DX900

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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.

  • WeightXperia U: 37 g lighterXperia U: 110 g · DX900: 147 g
  • WidthXperia U: 6.5 mm narrowerXperia U: 54 mm · DX900: 60.5 mm
  • Screen diagonalDX900: 0.7 in smaller diagonalDX900: 2.8 in · Xperia U: 3.5 in
  • DepthXperia U: 5 mm thinnerXperia U: 12 mm · DX900: 17 mm
  • HeightDX900: 6 mm shorterDX900: 106 mm · Xperia U: 112 mm
  • Release year2009 / 2012DX900: 2009 · Xperia U: 2012

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 Xperia U: 112 × 54 mm 2
Side
DX900: 106 × 17 mm 1 Xperia U: 112 × 12 mm 2
  1. 1. DX900
    Height
    106 mm
    Width
    60.5 mm
    Depth
    17 mm
    Weight
    147 g
  2. 2. Xperia U
    Height
    112 mm
    Width
    54 mm
    Depth
    12 mm
    Weight
    110 g

Specifications

Open a section for more detail. Scroll inside a table to keep phone names visible; on narrow screens, swipe sideways or use the arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

Everyday essentials
Everyday essentials
SpecificationDX900Xperia U
Dimensions (HxWxD)
  • 106 Х 60.5 Х 17 mm
  • 112 Х 54 Х 12 mm
Weight
  • 147 g
  • 110 g
Technology
  • TFT
  • TFT
Screen size
  • 2.8" inch
  • 3.5" inch
Screen resolution
  • 480 x 640 px
  • 480 x 854 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128 MB RAM
  • 256 MB ROM
  • 8 GB (4 GB user available)
  • 512 MB RAM
Memory card support
  • microSD (dedicated slot)
  • No
BatteryCapacity is not battery life. No endurance test is implied.
  • 1530 mAh
  • Removable Li-Po
  • 1320 mAh
  • Removable Li-Ion
Operating system OS
  • Microsoft Windows Mobile 6.1 Professional
  • Android 2.3 (Gingerbread)
  • upgradable to 4.0 (Ice Cream Sandwich)
Chipset Unknown
  • NovaThor U8500
NFC
  • Super AMOLED
Unknown
Headphone jack
  • panorama
  • Yes
Display
Display
SpecificationDX900Xperia U
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors
  • 65K
  • 16M
Screen area
  • 24.3 cm2
  • 33.8 cm2
Screen format
  • 4:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 37.9%
  • 55.8%
PPI /points per inch/
  • 286 PPI
  • 280 PPI
Screen protection Unknown
  • Scratch-resistant glass
Camera and Video
Camera and Video
SpecificationDX900Xperia U
Rear camera, main
  • 3.15 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 3.15 MP
  • AF
  • 5 MP
  • AF
Functions
  • Dual-LED flash
  • LED flash
  • panorama
Video
  • Yes
  • 720p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • VGA videocall camera
  • VGA
Performance
Performance
SpecificationDX900Xperia U
Processor CPU
  • 533 MHz Samsung S3C 6410
  • Dual-core 1.0 GHz Cortex-A9
Graphics processor GPU Unknown
  • Mali-400
Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
  • 9020
GeekBench 4 Single CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
  • 275
GeekBench 4 Multi-CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
  • 493
General specs
General specs
SpecificationDX900Xperia U
Release date
  • 2009
  • February
  • 2012
  • February
Colors
  • Black
  • Black
  • White/ exchangeable bottom caps in white
  • Pink
  • Yellow
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
  • 90 EUR
  • 140 EUR
Battery life
  • Stand by time- Up to 150 h Talking time- Up to10 h
  • Stand by time- Up to 260 h (2G) / Up to 472 h (3G) Talking time- Up to 6 h 36 min (2G) / Up to 5 h 36 min (3G) Music play - Up to 45 h
Communication and Connectivity
Communication and Connectivity
SpecificationDX900Xperia U
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 14.4/5.76 Mbps
GPRS
  • Class 10
  • Up to 107 kbps
Edge
  • Class 10
  • Up to 296 kbps
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • DLNA
GPS
  • Yes
  • SiRF Star III chipset
  • Yes
  • with A-GPS
USB
  • miniUSB
  • microUSB 2.0
  • USB Host
Bluetooth
  • microUSB 2.0
  • A2DP
  • 2.1
  • A2DP
  • EDR
Harmful irradiation Unknown
  • SAR - 1.09 W/kg (head) 0.93 W/kg (body) SAR EU - 1.62 W/kg (head)
Music and Audio
Music and Audio
SpecificationDX900Xperia U
Radio
  • panorama
  • Stereo FM radio
  • RDS
Others
  • Handwriting recognition
  • Sony 3D surround sound audio technology -Active noise cancellation with dedicated mic
Other features
Other features
SpecificationDX900Xperia U
Dop
  • Sensors Accelerometer Pocket Office -Voice memo -MP3 player Also known as Acer Tempo DX900
  • Acer Tempo X960
  • Sensors Accelerometer
  • proximity
  • compass - Previously known as Sony Ericsson ST25i Kumquat

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