Acer DX900 vs vivo NEX Dual Display

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: 52 g lighter

    DX900:
    147 g
    NEX Dual Display:
    199 g
  • Width

    DX900: 14.8 mm narrower

    DX900:
    60.5 mm
    NEX Dual Display:
    75.3 mm
  • Screen diagonal

    DX900: 3.59 in smaller diagonal

    DX900:
    2.8 in
    NEX Dual Display:
    6.39 in
  • Rear camera layout

    DX900:
    Single
    NEX Dual Display:
    Triple
  • Depth

    NEX Dual Display: 8.9 mm thinner

    DX900:
    17 mm
    NEX Dual Display:
    8.1 mm
  • Height

    DX900: 51.2 mm shorter

    DX900:
    106 mm
    NEX Dual Display:
    157.2 mm

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 +8.9 mm versus NEX Dual Display
  2. 2. NEX Dual Display

    Height:
    157.2 mm +51.2 mm versus DX900
    Width:
    75.3 mm +14.8 mm versus DX900
    Depth:
    8.1 mm

Weight

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

  1. 1. DX900

    147 g

  2. 2. NEX Dual Display

    199 g

    +52 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. NEX Dual Display

    Screen diagonal:
    6.39 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    100.2 cm²

NEX Dual Display has approximately 312.8% 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 for DX900, NEX Dual Display, compared at the same storage capacity.
StorageDX900NEX Dual Display
128 GB Unknown 10 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. NEX Dual Display

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
No

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

  2. 2. NEX Dual Display

    3500 mAh

    +1970 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. NEX Dual Display

Everyday essentials
Everyday essentials — specifications for DX900, NEX Dual Display.
SpecificationDX900NEX Dual Display
Dimensions (HxWxD)
  • 106 Х 60.5 Х 17 mm
  • 157.2 Х 75.3 Х 8.1 mm
Weight
  • 147 g
  • 199 g
Technology
  • TFT
  • Super AMOLED
Screen size
  • 2.8" inch
  • 6.39" inch
Screen resolution
  • 480 x 640 px
  • 1080 x 2340 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
  • 128 GB
  • 10 GB RAM
Memory card support
  • microSD (dedicated slot)
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 1530 mAh
  • Removable Li-Po
  • 3500 mAh
  • Non-removable Li-Ion
Operating system OS
  • Microsoft Windows Mobile 6.1 Professional
  • Android 9.0 (Pie); Funtouch 4.5
Chipset Unknown
  • Qualcomm SDM845 Snapdragon 845 (10 nm)
NFC
  • Super AMOLED
Unknown
Headphone jack
  • panorama
  • Yes
Display
Display — specifications for DX900, NEX Dual Display.
SpecificationDX900NEX Dual Display
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors
  • 65K
  • 16M
Screen area
  • 24.3 cm2
  • 100.2 cm2
Screen format
  • 4:3 (height:width)
  • 19.5:9 (height:width)
Screen to body ratio
  • 37.9%
  • 84.7%
PPI /points per inch/
  • 286 PPI
  • 403 PPI
Camera and Video
Camera and Video — specifications for DX900, NEX Dual Display.
SpecificationDX900NEX Dual Display
Rear camera, main
  • 3.15 MP
  • Single
  • 12 MP
  • Triple
Camera specs
  • 3.15 MP
  • AF
  • 12 MP
  • f/1.8
  • 1/2.55''
  • 1.4µm
  • 4-axis OIS
  • Dual Pixel PDAF -2 MP
  • depth sensor -TOF camera
  • f/1.3
Functions
  • Dual-LED flash
  • LED flash
  • HDR
  • panorama
Video
  • Yes
  • 2160p@30fps
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 12 MP
  • Triple
Specifications
  • VGA videocall camera
  • Uses main cameras
Performance

Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

Performance — specifications for DX900, NEX Dual Display.
SpecificationDX900NEX Dual Display
Processor CPU
  • 533 MHz Samsung S3C 6410
  • Octa-core (4x2.7 GHz Kryo 385 Gold & 4x1.7 GHz Kryo 385 Silver)
Graphics processor GPU Unknown
  • Adreno 630
Antutu 8 score * Unknown
  • 340355
General specs
General specs — specifications for DX900, NEX Dual Display.
SpecificationDX900NEX Dual Display
Release date
  • 2009
  • February
  • 2018
  • December
Colors
  • Black
  • Polar Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 90 EUR
  • 700 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, NEX Dual Display.
SpecificationDX900NEX Dual Display
SIM card
  • Dual SIM (Mini-SIM)
  • Dual SIM (Nano-SIM
  • dual stand-by)
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 - SIM 1 & SIM 2 CDMA 800 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 19(800)
  • 28(700)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 7.2/0.384 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A (4CA) Cat16 1024/150 Mbps
GPRS
  • Class 10
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • SiRF Star III chipset
  • Yes
  • with A-GPS
  • BDS
  • GNSS
USB
  • miniUSB
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • microUSB 2.0
  • A2DP
  • 5.0
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for DX900, NEX Dual Display.
SpecificationDX900NEX Dual Display
Radio
  • panorama
  • No
Others
  • Handwriting recognition
  • Secondary display (on the back): -Super AMOLED
  • 5.49 inches
  • 1080 x 1920 pixels
  • 32-bit/192kHz audio -Active noise cancellation with dedicated mic
Other features
Other features — specifications for DX900, NEX Dual Display.
SpecificationDX900NEX Dual Display
Dop
  • Sensors Accelerometer Pocket Office -Voice memo -MP3 player Also known as Acer Tempo DX900
  • Acer Tempo X960
  • Sensors Fingerprint (under display)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 10V/2.25A 22.5W