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Acer DX900 vs Vodafone Smart first 7

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.

  • WeightSmart first 7: 37 g lighterSmart first 7: 110 g · DX900: 147 g
  • WidthDX900: 2.3 mm narrowerDX900: 60.5 mm · Smart first 7: 62.8 mm
  • Screen diagonalDX900: 0.7 in smaller diagonalDX900: 2.8 in · Smart first 7: 3.5 in
  • DepthSmart first 7: 5 mm thinnerSmart first 7: 12 mm · DX900: 17 mm
  • HeightDX900: 8.4 mm shorterDX900: 106 mm · Smart first 7: 114.4 mm
  • Release year2009 / 2016DX900: 2009 · Smart first 7: 2016

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 Smart first 7: 114.4 × 62.8 mm 2
Side
DX900: 106 × 17 mm 1 Smart first 7: 114.4 × 12 mm 2
  1. 1. DX900
    Height
    106 mm
    Width
    60.5 mm
    Depth
    17 mm+5 mm versus Smart first 7
    Weight
    147 g
  2. 2. Smart first 7
    Height
    114.4 mm+8.4 mm versus DX900
    Width
    62.8 mm+2.3 mm versus DX900
    Depth
    12 mm
    Weight
    110 g
Weight

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

  1. 1. DX900147 g

    +37 g versus Smart first 7

  2. 2. Smart first 7110 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 Smart first 7: 3.5 in, 3:2, About 36.5 cm² rectangular area 2
  1. 1. DX900 2.8 in · 4:3 About 24.3 cm² rectangular area
  2. 2. Smart first 7 3.5 in · 3:2 About 36.5 cm² rectangular area

Smart first 7 has approximately 50.2% 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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

DX900: Original memory entry

128 MB RAM · 256 MB ROM

Smart first 7: Original memory entry

4 GB · 512 MB RAM

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. Smart first 7

NFC
Unknown
Headphone jack
Yes
Memory card support
See details microSD · up to 64 GB (dedicated slot)

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

    +130 mAh versus Smart first 7

  2. 2. Smart first 71400 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. Smart first 7

Everyday essentials
Everyday essentials
SpecificationDX900Smart first 7
Dimensions (HxWxD)
  • 106 Х 60.5 Х 17 mm
  • 114.4 Х 62.8 Х 12 mm
Weight
  • 147 g
  • 110 g
Technology
  • TFT
  • TFT TN
Screen size
  • 2.8" inch
  • 3.5" inch
Screen resolution
  • 480 x 640 px
  • 320 x 480 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128 MB RAM
  • 256 MB ROM
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSD (dedicated slot)
  • microSD
  • up to 64 GB (dedicated slot)
BatteryCapacity is not battery life. No endurance test is implied.
  • 1530 mAh
  • Removable Li-Po
  • 1400 mAh
  • Removable Li-Ion
Operating system OS
  • Microsoft Windows Mobile 6.1 Professional
  • Android 5.1 (Lollipop)
Chipset Unknown
  • Spreadtrum SC7731G
NFC
  • Super AMOLED
Unknown
Headphone jack
  • panorama
  • Yes
Display
Display
SpecificationDX900Smart first 7
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors
  • 65K
Unknown
Screen area
  • 24.3 cm2
  • 36.5 cm2
Screen format
  • 4:3 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 37.9%
  • 50.8%
PPI /points per inch/
  • 286 PPI
  • 165 PPI
Camera and Video
Camera and Video
SpecificationDX900Smart first 7
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
  • 720p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 0 MP,
Specifications
  • VGA videocall camera
Unknown
Performance
Performance
SpecificationDX900Smart first 7
Processor CPU
  • 533 MHz Samsung S3C 6410
  • Quad-core 1.3 GHz Cortex-A7
Graphics processor GPU Unknown
  • Mali-400MP2
General specs
General specs
SpecificationDX900Smart first 7
Release date
  • 2009
  • February
  • 2016
  • May
Colors
  • Black
  • Volcano Black
  • Tech White
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
  • 90 EUR
  • 30 EUR
Battery life
  • Stand by time- Up to 150 h Talking time- Up to10 h
  • Talking time- Up to 5 h (3G)
Communication and Connectivity
Communication and Connectivity
SpecificationDX900Smart first 7
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
Speed
  • HSPA 7.2/0.384 Mbps
  • HSPA 21.1/5.76 Mbps
GPRS
  • Class 10
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • SiRF Star III chipset
  • A-GPS only
USB
  • miniUSB
  • microUSB 2.0
Bluetooth
  • microUSB 2.0
  • A2DP
  • 2.1
  • A2DP
Music and Audio
Music and Audio
SpecificationDX900Smart first 7
Radio
  • panorama
  • FM radio
Others
  • Handwriting recognition
Unknown
Other features
Other features
SpecificationDX900Smart first 7
Dop
  • Sensors Accelerometer Pocket Office -Voice memo -MP3 player Also known as Acer Tempo DX900
  • Acer Tempo X960
  • Sensors No

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