A1 Alpha vs Celkon Millennia Everest

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

    Alpha: 2.2 mm narrower

    Alpha:
    75.8 mm
    Millennia Everest:
    78 mm
  • Screen diagonal

    Millennia Everest: 0.76 in smaller diagonal

    Alpha:
    6.26 in
    Millennia Everest:
    5.5 in
  • Chipset

    Alpha:
    Unisoc SC9863A (28nm)
    Millennia Everest:
    Spreadtrum SC7731
  • Rear camera layout

    Alpha:
    Dual
    Millennia Everest:
    Single
  • Depth

    Alpha: 1 mm thinner

    Alpha:
    8.1 mm
    Millennia Everest:
    9.1 mm
  • Height

    Alpha: 5.3 mm shorter

    Alpha:
    151.7 mm
    Millennia Everest:
    157 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. Alpha

    Height:
    151.7 mm
    Width:
    75.8 mm
    Depth:
    8.1 mm
    Weight:
    150 g
  2. 2. Millennia Everest

    Height:
    157 mm +5.3 mm versus Alpha
    Width:
    78 mm +2.2 mm versus Alpha
    Depth:
    9.1 mm +1 mm versus Alpha
    Weight:
    Unknown

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. Alpha

    Screen diagonal:
    6.26 in
    Aspect ratio (height:width):
    19:9
    Approximate rectangular screen area:
    97.8 cm²
  2. 2. Millennia Everest

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²

Alpha has approximately 17.3% more rectangular screen area than Millennia Everest.

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 Alpha, Millennia Everest, compared at the same storage capacity.
StorageAlphaMillennia Everest
8 GB Not recorded 1 GB RAM
32 GB 2 GB RAM Not recorded
64 GB 3 GB RAM Not recorded

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. Alpha

NFC:
See details Yes (64/3GB model only)
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses shared SIM slot)

2. Millennia Everest

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

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. Alpha

    3200 mAh

    +700 mAh versus Millennia Everest

  2. 2. Millennia Everest

    2500 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. Alpha2. Millennia Everest

Everyday essentials
Everyday essentials — specifications for Alpha, Millennia Everest.
SpecificationAlphaMillennia Everest
Dimensions (HxWxD)
  • 151.7 Х 75.8 Х 8.1 mm
  • 157 Х 78 Х 9.1 mm
Weight
  • 150 g
  • 0 g
Technology
  • IPS LCD
Unknown
Screen size
  • 6.26" inch
  • 5.5" inch
Screen resolution
  • 720 x 1520 px
  • 480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32GB 2GB RAM
  • 64GB 3GB RAM
  • 8 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 256 GB (uses shared SIM slot)
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 3200 mAh
  • Non-removable Li-Ion
  • 2500 mAh
  • Li-Ion
Operating system OS
  • Android 9.0 (Pie)
  • Android 5.1 (Lollipop)
Chipset
  • Unisoc SC9863A (28nm)
  • Spreadtrum SC7731
NFC
  • Yes (64/3GB model only)
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Alpha, Millennia Everest.
SpecificationAlphaMillennia Everest
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 97.8 cm2
  • 83.4 cm2
Screen format
  • 19:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 82.1%
  • 68.1%
PPI /points per inch/
  • 269 PPI
  • 178 PPI
Camera and Video
Camera and Video — specifications for Alpha, Millennia Everest.
SpecificationAlphaMillennia Everest
Rear camera, main
  • 13 MP
  • Dual
  • 5 MP
  • Single
Camera specs
  • 13 MP
  • f/2.0
  • AF -2 MP
  • f/2.4
  • depth sensor
  • 5 MP
Functions
  • LED flash
  • HDR
  • LED flash
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 8 MP
  • Single
  • 3.2 MP
  • Single
Specifications
  • 8 MP
  • f/2.0
  • 3.2 MP
Performance
Performance — specifications for Alpha, Millennia Everest.
SpecificationAlphaMillennia Everest
Processor CPU
  • Octa-core (4x1.6 GHz Cortex-A55 & 4x1.2 GHz Cortex-A55)
  • Quad-core 1.2 GHz
Graphics processor GPU
  • IMG8322
Unknown
General specs
General specs — specifications for Alpha, Millennia Everest.
SpecificationAlphaMillennia Everest
Release date
  • 2019
  • August
  • 2015
  • August
Colors
  • Black
  • Green
  • Black
  • White
  • Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 150 EUR
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Alpha, Millennia Everest.
SpecificationAlphaMillennia Everest
SIM card
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 38(2600)
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • A-GPS
USB
  • microUSB 2.0
  • USB On-The-Go
  • microUSB 2.0
Bluetooth
  • 4.2
  • A2DP
  • LE
  • 2.0
Harmful irradiation Unknown
  • SAR EU - 0.33 W/kg (head) 0.25 W/kg (body)
Music and Audio
Music and Audio — specifications for Alpha, Millennia Everest.
SpecificationAlphaMillennia Everest
Radio
  • FM radio
  • FM radio
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for Alpha, Millennia Everest.
SpecificationAlphaMillennia Everest
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Sensors Accelerometer
  • proximity