BLU J4 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

    J4: 5.7 mm narrower

    J4:
    72.3 mm
    Millennia Everest:
    78 mm
  • Depth

    Millennia Everest: 0.9 mm thinner

    J4:
    10 mm
    Millennia Everest:
    9.1 mm
  • Height

    J4: 6 mm shorter

    J4:
    151 mm
    Millennia Everest:
    157 mm
  • Release year

    J4:
    2019
    Millennia Everest:
    2015

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. J4

    Height:
    151 mm
    Width:
    72.3 mm
    Depth:
    10 mm +0.9 mm versus Millennia Everest
    Weight:
    158 g
  2. 2. Millennia Everest

    Height:
    157 mm +6 mm versus J4
    Width:
    78 mm +5.7 mm versus J4
    Depth:
    9.1 mm
    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. J4

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    18:9
    Approximate rectangular screen area:
    78.1 cm²
  2. 2. Millennia Everest

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

Millennia Everest has approximately 6.8% more rectangular screen area than J4.

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 J4, Millennia Everest, compared at the same storage capacity.
StorageJ4Millennia Everest
8 GB Not recorded 1 GB RAM
32 GB 1 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. J4

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSDXC

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. J4

    2200 mAh

  2. 2. Millennia Everest

    2500 mAh

    +300 mAh versus J4

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. J42. Millennia Everest

Everyday essentials
Everyday essentials — specifications for J4, Millennia Everest.
SpecificationJ4Millennia Everest
Dimensions (HxWxD)
  • 151 Х 72.3 Х 10 mm
  • 157 Х 78 Х 9.1 mm
Weight
  • 158 g
  • 0 g
Technology
  • IPS LCD
Unknown
Screen size
  • 5.5" inch
  • 5.5" inch
Screen resolution
  • 720 x 1440 px
  • 480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32GB 1GB RAM
  • 8 GB
  • 1 GB RAM
Memory card support
  • microSDXC
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 2200 mAh
  • Removable Li-Po
  • 2500 mAh
  • Li-Ion
Operating system OS
  • Android 8.1 Oreo (Go edition)
  • Android 5.1 (Lollipop)
Chipset Unknown
  • Spreadtrum SC7731
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for J4, Millennia Everest.
SpecificationJ4Millennia Everest
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 78.1 cm2
  • 83.4 cm2
Screen format
  • 18:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 71.5%
  • 68.1%
PPI /points per inch/
  • 293 PPI
  • 178 PPI
Camera and Video
Camera and Video — specifications for J4, Millennia Everest.
SpecificationJ4Millennia Everest
Rear camera, main
  • 8 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 5 MP
Functions
  • LED flash
  • LED flash
Video
  • 720p@30fps
  • Yes
Front camera, selfie
  • 8 MP
  • Single
  • 3.2 MP
  • Single
Specifications
  • 8 MP
  • 3.2 MP
Performance
Performance — specifications for J4, Millennia Everest.
SpecificationJ4Millennia Everest
Processor CPU
  • Quad-core 1.3 GHz Cortex-A7
  • Quad-core 1.2 GHz
Graphics processor GPU
  • Mali-400
Unknown
General specs
General specs — specifications for J4, Millennia Everest.
SpecificationJ4Millennia Everest
Release date
  • 2019
  • October
  • 2015
  • August
Colors
  • Blue
  • Black
  • Brown
  • Black
  • White
  • Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 70 EUR
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for J4, Millennia Everest.
SpecificationJ4Millennia Everest
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Speed
  • HSPA 21.1/5.76 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
  • A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.1
  • 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 J4, Millennia Everest.
SpecificationJ4Millennia Everest
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for J4, Millennia Everest.
SpecificationJ4Millennia Everest
Dop
  • Sensors Accelerometer For USA
  • Sensors Accelerometer
  • proximity