Celkon Millennia Everest vs Lenovo A789

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

    A789: 12.6 mm narrower

    Millennia Everest:
    78 mm
    A789:
    65.4 mm
  • Screen diagonal

    A789: 1.5 in smaller diagonal

    Millennia Everest:
    5.5 in
    A789:
    4 in
  • Chipset

    Millennia Everest:
    Spreadtrum SC7731
    A789:
    Mediatek MT6577 (40 nm)
  • Depth

    Millennia Everest: 4.1 mm thinner

    Millennia Everest:
    9.1 mm
    A789:
    13.2 mm
  • Height

    A789: 30.4 mm shorter

    Millennia Everest:
    157 mm
    A789:
    126.6 mm
  • Release year

    Millennia Everest:
    2015
    A789:
    2012

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 +30.4 mm versus A789
    Width:
    78 mm +12.6 mm versus A789
    Depth:
    9.1 mm
    Weight:
    Unknown
  2. 2. A789

    Height:
    126.6 mm
    Width:
    65.4 mm
    Depth:
    13.2 mm +4.1 mm versus Millennia Everest
    Weight:
    154.8 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. A789

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²

Millennia Everest has approximately 83.1% more rectangular screen area than A789.

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, A789, compared at the same storage capacity.
StorageMillennia EverestA789
8 GB 1 GB RAM Unknown
A789: 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. Millennia Everest

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

2. A789

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

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

    +500 mAh versus A789

  2. 2. A789

    2000 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. A789

Everyday essentials
Everyday essentials — specifications for Millennia Everest, A789.
SpecificationMillennia EverestA789
Dimensions (HxWxD)
  • 157 Х 78 Х 9.1 mm
  • 126.6 Х 65.4 Х 13.2 mm
Weight
  • 0 g
  • 154.8 g
Technology Unknown
  • TFT
Screen size
  • 5.5" inch
  • 4" inch
Screen resolution
  • 480 x 854 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2500 mAh
  • Li-Ion
  • 2000 mAh
  • Removable Li-Ion
Operating system OS
  • Android 5.1 (Lollipop)
  • Android 4.0.4 (Ice Cream Sandwich)
Chipset
  • Spreadtrum SC7731
  • Mediatek MT6577 (40 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Millennia Everest, A789.
SpecificationMillennia EverestA789
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 83.4 cm2
  • 45.5 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 68.1%
  • 55.0%
PPI /points per inch/
  • 178 PPI
  • 233 PPI
Camera and Video
Camera and Video — specifications for Millennia Everest, A789.
SpecificationMillennia EverestA789
Rear camera, main
  • 5 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 5 MP
  • 5 MP
  • AF
Functions
  • LED flash
Unknown
Video
  • Yes
  • 720p
Front camera, selfie
  • 3.2 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 3.2 MP
  • VGA
Performance
Performance — specifications for Millennia Everest, A789.
SpecificationMillennia EverestA789
Processor CPU
  • Quad-core 1.2 GHz
  • Dual-core 1.0 GHz Cortex-A9
Graphics processor GPU Unknown
  • PowerVR SGX531u
General specs
General specs — specifications for Millennia Everest, A789.
SpecificationMillennia EverestA789
Release date
  • 2015
  • August
  • 2012
  • June
Colors
  • Black
  • White
  • Blue
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 150 EUR
Communication and Connectivity
Communication and Connectivity — specifications for Millennia Everest, A789.
SpecificationMillennia EverestA789
SIM card
  • Dual SIM
  • Dual SIM (Mini-SIM)
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed
  • HSPA
  • HSPA
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 2.0
  • Yes
Harmful irradiation
  • SAR EU - 0.33 W/kg (head) 0.25 W/kg (body)
  • SAR EU - 0.44 W/kg (head)
Music and Audio
Music and Audio — specifications for Millennia Everest, A789.
SpecificationMillennia EverestA789
Radio
  • FM radio
  • FM radio
  • FM transmitter
Other features
Other features — specifications for Millennia Everest, A789.
SpecificationMillennia EverestA789
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer
  • proximity