Celkon Millennia Everest vs Lava X81

Compare recorded specifications, size and practical differences.

+ Add a third phone

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

    X81: 6.2 mm narrower

    Millennia Everest:
    78 mm
    X81:
    71.8 mm
  • Height

    X81: 2 mm shorter

    Millennia Everest:
    157 mm
    X81:
    155 mm
  • Release year

    Millennia Everest:
    2015
    X81:
    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.

  1. 1. Millennia Everest

    Height:
    157 mm +2 mm versus X81
    Width:
    78 mm +6.2 mm versus X81
    Depth:
    9.1 mm
    Weight:
    Unknown
  2. 2. X81

    Height:
    155 mm
    Width:
    71.8 mm
    Depth:
    8.9 mm
    Weight:
    158 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. X81

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

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, X81, compared at the same storage capacity.
StorageMillennia EverestX81
8 GB 1 GB RAM Not recorded
32 GB Not recorded 2 GB 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. X81

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. Millennia Everest

    2500 mAh

  2. 2. X81

    2800 mAh

    +300 mAh versus Millennia Everest

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. X81

Everyday essentials
Everyday essentials — specifications for Millennia Everest, X81.
SpecificationMillennia EverestX81
Dimensions (HxWxD)
  • 157 Х 78 Х 9.1 mm
  • 155 Х 71.8 Х 8.9 mm
Weight
  • 0 g
  • 158 g
Technology Unknown
  • IPS LCD
Screen size
  • 5.5" inch
  • 5.5" inch
Screen resolution
  • 480 x 854 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM
  • 32 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 2500 mAh
  • Li-Ion
  • 2800 mAh
  • Removable Li-Po
Operating system OS
  • Android 5.1 (Lollipop)
  • Android 5.1 (Lollipop)
  • upgradable to 6.0 (Marshmallow)
Chipset
  • Spreadtrum SC7731
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Millennia Everest, X81.
SpecificationMillennia EverestX81
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 83.4 cm2
  • 83.4 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 68.1%
  • 74.9%
PPI /points per inch/
  • 178 PPI
  • 267 PPI
Camera and Video
Camera and Video — specifications for Millennia Everest, X81.
SpecificationMillennia EverestX81
Rear camera, main
  • 5 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 5 MP
  • 8 MP
  • AF
Functions
  • LED flash
  • LED flash
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 3.2 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 3.2 MP
  • 5 MP
Performance

Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

Performance — specifications for Millennia Everest, X81.
SpecificationMillennia EverestX81
Processor CPU
  • Quad-core 1.2 GHz
  • Quad-core
Antutu 7 score * Unknown
  • 29391
General specs
General specs — specifications for Millennia Everest, X81.
SpecificationMillennia EverestX81
Release date
  • 2015
  • August
  • 2016
  • November
Colors
  • Black
  • White
  • Blue
  • Blue
Communication and Connectivity
Communication and Connectivity — specifications for Millennia Everest, X81.
SpecificationMillennia EverestX81
SIM card
  • Dual SIM
  • Dual SIM (Micro-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2 -3G - HSDPA 900 / 2100 -4G - LTE band 3(1800)
  • 40(2300)
Speed
  • HSPA
  • HSPA
  • LTE Cat4 150/50 Mbps
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
  • 4.0
  • A2DP
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, X81.
SpecificationMillennia EverestX81
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for Millennia Everest, X81.
SpecificationMillennia EverestX81
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer
  • proximity - For India