Celkon Millennia Everest vs Lava Iris 401e

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

    Iris 401e: 15 mm narrower

    Millennia Everest:
    78 mm
    Iris 401e:
    63 mm
  • Screen diagonal

    Iris 401e: 1.5 in smaller diagonal

    Millennia Everest:
    5.5 in
    Iris 401e:
    4 in
  • Depth

    Millennia Everest: 0.9 mm thinner

    Millennia Everest:
    9.1 mm
    Iris 401e:
    10 mm
  • Height

    Iris 401e: 33 mm shorter

    Millennia Everest:
    157 mm
    Iris 401e:
    124 mm
  • Release year

    Millennia Everest:
    2015
    Iris 401e:
    2013

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 +33 mm versus Iris 401e
    Width:
    78 mm +15 mm versus Iris 401e
    Depth:
    9.1 mm
    Weight:
    Unknown
  2. 2. Iris 401e

    Height:
    124 mm
    Width:
    63 mm
    Depth:
    10 mm +0.9 mm versus Millennia Everest
    Weight:
    133 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. Iris 401e

    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 Iris 401e.

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, Iris 401e, compared at the same storage capacity.
StorageMillennia EverestIris 401e
8 GB 1 GB RAM Unknown
Iris 401e: Original memory entry

512 MB · 256 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. Iris 401e

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

    +1000 mAh versus Iris 401e

  2. 2. Iris 401e

    1500 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. Iris 401e

Everyday essentials
Everyday essentials — specifications for Millennia Everest, Iris 401e.
SpecificationMillennia EverestIris 401e
Dimensions (HxWxD)
  • 157 Х 78 Х 9.1 mm
  • 124 Х 63 Х 10 mm
Weight
  • 0 g
  • 133 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
  • 512 MB
  • 256 MB 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
  • 1500 mAh
  • Removable Li-Ion
Operating system OS
  • Android 5.1 (Lollipop)
  • Android 2.3.5 (Gingerbread)
Chipset
  • Spreadtrum SC7731
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Millennia Everest, Iris 401e.
SpecificationMillennia EverestIris 401e
Touchscreen
  • capacitive touchscreen
  • touchscreen
Display colors Unknown
  • 256K
Screen area
  • 83.4 cm2
  • 45.5 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 68.1%
  • 58.3%
PPI /points per inch/
  • 178 PPI
  • 233 PPI
Camera and Video
Camera and Video — specifications for Millennia Everest, Iris 401e.
SpecificationMillennia EverestIris 401e
Rear camera, main
  • 5 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 5 MP
  • 3.15 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, Iris 401e.
SpecificationMillennia EverestIris 401e
Processor CPU
  • Quad-core 1.2 GHz
  • 1.0 GHz
General specs
General specs — specifications for Millennia Everest, Iris 401e.
SpecificationMillennia EverestIris 401e
Release date
  • 2015
  • August
  • 2013
  • June
Colors
  • Black
  • White
  • Blue
  • Grey/Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 50 EUR
Battery life Unknown
  • Stand by time- Up to 210 h Talking time- Up to 10 h 40 min
Communication and Connectivity
Communication and Connectivity — specifications for Millennia Everest, Iris 401e.
SpecificationMillennia EverestIris 401e
SIM card
  • Dual SIM
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Unknown
Speed
  • HSPA
Unknown
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g/n
GPS
  • A-GPS
  • A-GPS only
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, Iris 401e.
SpecificationMillennia EverestIris 401e
Radio
  • FM radio
  • FM radio
Others Unknown
  • Flashlight
Other features
Other features — specifications for Millennia Everest, Iris 401e.
SpecificationMillennia EverestIris 401e
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer For India