Celkon Millennia Everest vs O2 XDA II mini

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.

  • Width

    XDA II mini: 20 mm narrower

    Millennia Everest:
    78 mm
    XDA II mini:
    58 mm
  • Screen diagonal

    XDA II mini: 2.7 in smaller diagonal

    Millennia Everest:
    5.5 in
    XDA II mini:
    2.8 in
  • Depth

    Millennia Everest: 8.9 mm thinner

    Millennia Everest:
    9.1 mm
    XDA II mini:
    18 mm
  • Height

    XDA II mini: 49 mm shorter

    Millennia Everest:
    157 mm
    XDA II mini:
    108 mm
  • Release year

    Millennia Everest:
    2015
    XDA II mini:
    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. Millennia Everest

    Height:
    157 mm +49 mm versus XDA II mini
    Width:
    78 mm +20 mm versus XDA II mini
    Depth:
    9.1 mm
    Weight:
    Unknown
  2. 2. XDA II mini

    Height:
    108 mm
    Width:
    58 mm
    Depth:
    18 mm +8.9 mm versus Millennia Everest
    Weight:
    150 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.

  1. 1. Millennia Everest

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²
  2. 2. XDA II mini

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

Millennia Everest has approximately 243.5% more rectangular screen area than XDA II mini.

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 Millennia Everest, XDA II mini, compared at the same storage capacity.
StorageMillennia EverestXDA II mini
8 GB 1 GB RAM Unknown
XDA II mini: Original memory entry

64 MB RAM · 64 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. Millennia Everest

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB

2. XDA II mini

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. Millennia Everest

    2500 mAh

    +1300 mAh versus XDA II mini

  2. 2. XDA II mini

    1200 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. Millennia Everest2. XDA II mini

Everyday essentials
Everyday essentials — specifications for Millennia Everest, XDA II mini.
SpecificationMillennia EverestXDA II mini
Dimensions (HxWxD)
  • 157 Х 78 Х 9.1 mm
  • 108 Х 58 Х 18 mm
Weight
  • 0 g
  • 150 g
Technology Unknown
  • TFT
Screen size
  • 5.5" inch
  • 2.8" inch
Screen resolution
  • 480 x 854 px
  • 240 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM
  • 64 MB RAM
  • 64 MB ROM
Memory card support
  • microSD
  • up to 32 GB
  • MMC/SDIO
Battery Capacity is not battery life. No endurance test is implied.
  • 2500 mAh
  • Li-Ion
  • 1200 mAh
  • Removable Li-Ion
Operating system OS
  • Android 5.1 (Lollipop)
  • Microsoft Windows Mobile 2003 SE PocketPC
Chipset
  • Spreadtrum SC7731
Unknown
Headphone jack
  • Yes
  • No
Display
Display — specifications for Millennia Everest, XDA II mini.
SpecificationMillennia EverestXDA II mini
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors Unknown
  • 65K
Screen area
  • 83.4 cm2
  • 24.3 cm2
Screen format
  • 16:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 68.1%
  • 38.8%
PPI /points per inch/
  • 178 PPI
  • 143 PPI
Camera and Video
Camera and Video — specifications for Millennia Everest, XDA II mini.
SpecificationMillennia EverestXDA II mini
Rear camera, main
  • 5 MP
  • Single
  • 1.3 MP
  • Single
Camera specs
  • 5 MP
  • 1.3 MP
Functions
  • LED flash
Unknown
Video
  • Yes
  • Yes
Front camera, selfie
  • 3.2 MP
  • Single
  • 0 MP,
Specifications
  • 3.2 MP
Unknown
Performance
Performance — specifications for Millennia Everest, XDA II mini.
SpecificationMillennia EverestXDA II mini
Processor CPU
  • Quad-core 1.2 GHz
  • Intel PXA272 416 MHz
General specs
General specs — specifications for Millennia Everest, XDA II mini.
SpecificationMillennia EverestXDA II mini
Release date
  • 2015
  • August
  • 2004
  • Q4
Colors
  • Black
  • White
  • Blue
  • Stylish black
  • Silver
Battery life Unknown
  • Stand by time- Up to 180 h Talking time- Up to 5 h
Communication and Connectivity
Communication and Connectivity — specifications for Millennia Everest, XDA II mini.
SpecificationMillennia EverestXDA II mini
SIM card
  • Dual SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Unknown
Speed
  • HSPA
Unknown
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • No
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • No
GPS
  • A-GPS
  • No
USB
  • microUSB 2.0
  • Proprietary
Bluetooth
  • 2.0
  • Yes
Harmful irradiation
  • SAR EU - 0.33 W/kg (head) 0.25 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Millennia Everest, XDA II mini.
SpecificationMillennia EverestXDA II mini
Radio
  • FM radio
  • No
Others Unknown
  • Handwriting recognition
Other features
Other features — specifications for Millennia Everest, XDA II mini.
SpecificationMillennia EverestXDA II mini
Dop
  • Sensors Accelerometer
  • proximity
  • Infrared port - Pocket Office -Voice memo -MP3/AAC player - Produced by HTC. Functionally identical to Qtek S100
  • i-mate JAM and T-Mobile MDA Compact.