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Amoi E78 vs O2 XDA IIi

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

    E78: 40 g lighter

    E78:
    150 g
    XDA IIi:
    190 g
  • Width

    E78: 9 mm narrower

    E78:
    61 mm
    XDA IIi:
    70 mm
  • Screen diagonal

    E78: 1.04 in smaller diagonal

    E78:
    2.46 in
    XDA IIi:
    3.5 in
  • Depth

    E78: 6.3 mm thinner

    E78:
    12.7 mm
    XDA IIi:
    19 mm
  • Height

    E78: 15 mm shorter

    E78:
    115 mm
    XDA IIi:
    130 mm
  • Release year

    E78:
    2007
    XDA IIi:
    2004

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. E78

    Height:
    115 mm
    Width:
    61 mm
    Depth:
    12.7 mm
  2. 2. XDA IIi

    Height:
    130 mm +15 mm versus E78
    Width:
    70 mm +9 mm versus E78
    Depth:
    19 mm +6.3 mm versus E78

Weight

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

  1. 1. E78

    150 g

  2. 2. XDA IIi

    190 g

    +40 g versus E78

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. E78

    Screen diagonal:
    2.46 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    18.7 cm²
  2. 2. XDA IIi

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

XDA IIi has approximately 102.4% more rectangular screen area than E78.

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.

E78: Original memory entry

64 MB

XDA IIi: Original memory entry

128 MB RAM · 96 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. E78

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

2. XDA IIi

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details MMC/SDIO

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. E78

    1100 mAh

  2. 2. XDA IIi

    1200 mAh

    +100 mAh versus E78

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. E782. XDA IIi

Everyday essentials
Everyday essentials — specifications for E78, XDA IIi.
SpecificationE78XDA IIi
Dimensions (HxWxD)
  • 115 Х 61 Х 12.7 mm
  • 130 Х 70 Х 19 mm
Weight
  • 150 g
  • 190 g
Technology
  • TFT
  • TFT
Screen size
  • 2.46" inch
  • 3.5" inch
Screen resolution
  • 240 x 320 px
  • 240 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 MB
  • 128 MB RAM
  • 96 MB ROM
Memory card support
  • microSD (dedicated slot)
  • MMC/SDIO
Battery Capacity is not battery life. No endurance test is implied.
  • 1100 mAh
  • Removable Li-Ion
  • 1200 mAh
  • Removable Li-Po
Operating system OS
  • Microsoft Windows Mobile 5.0 PocketPC
  • Microsoft Windows Mobile 2003 SE PocketPC
NFC
  • Super AMOLED
Unknown
Headphone jack
  • panorama
  • No
Display
Display — specifications for E78, XDA IIi.
SpecificationE78XDA IIi
Touchscreen
  • resistive touchscreen
  • resistive touchscreen
Display colors
  • 65K
  • 65K
Screen area
  • 18.7 cm2
  • 37.9 cm2
Screen format
  • 4:3 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 26.7%
  • 41.7%
PPI /points per inch/
  • 163 PPI
  • 114 PPI
Camera and Video
Camera and Video — specifications for E78, XDA IIi.
SpecificationE78XDA IIi
Rear camera, main
  • 2 MP
  • Single
  • 1.3 MP
  • Single
Camera specs
  • 2 MP
  • 1.3 MP
Video
  • Yes
  • Yes
Front camera, selfie
  • 0 MP,
  • 0 MP,
Specifications
  • Super AMOLED
Unknown
Performance
Performance — specifications for E78, XDA IIi.
SpecificationE78XDA IIi
Processor CPU
  • Super AMOLED
  • Intel Xscale PXA272 520 MHz
General specs
General specs — specifications for E78, XDA IIi.
SpecificationE78XDA IIi
Release date
  • 2007
  • 2004
  • Q4
Colors
  • Black
Unknown
Battery life Unknown
  • Stand by time- Up to 150 h Talking time- Up to 3 h 30 min
Communication and Connectivity
Communication and Connectivity — specifications for E78, XDA IIi.
SpecificationE78XDA IIi
SIM card
  • Single SIM (Mini-SIM)Dual SIM (Mini-SIM/Micro-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-3G - HSDPA 900 / 2100-4G - LTE
Unknown
Speed
  • Super AMOLED
Unknown
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • No
Wi-Fi
  • panorama
  • Wi-Fi 802.11b
GPS
  • panorama
  • No
USB
  • panorama
  • Proprietary
Bluetooth
  • Quad-core 1.25 GHz Cortex-A53
  • A2DP
  • Yes
Music and Audio
Music and Audio — specifications for E78, XDA IIi.
SpecificationE78XDA IIi
Radio
  • panorama
  • No
Others Unknown
  • Handwriting recognition
Other features
Other features — specifications for E78, XDA IIi.
SpecificationE78XDA IIi
Dop
  • File transfer -Organizer -Task synchronizing -Pocket Office
  • Infrared port - Pocket Office -MP3/MP4 player -PDF
  • PPT viewer -Voice memo - Produced by HTC. Functionally identical to Qtek 2020i.