Celkon Millennia Everest vs Oppo R3

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

    R3: 7.6 mm narrower

    Millennia Everest:
    78 mm
    R3:
    70.4 mm
  • Screen diagonal

    R3: 0.5 in smaller diagonal

    Millennia Everest:
    5.5 in
    R3:
    5 in
  • Chipset

    Millennia Everest:
    Spreadtrum SC7731
    R3:
    Qualcomm Snapdragon 400 (28 nm)
  • Depth

    R3: 2.8 mm thinner

    Millennia Everest:
    9.1 mm
    R3:
    6.3 mm
  • Height

    R3: 14.7 mm shorter

    Millennia Everest:
    157 mm
    R3:
    142.3 mm
  • Release year

    Millennia Everest:
    2015
    R3:
    2014

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 +14.7 mm versus R3
    Width:
    78 mm +7.6 mm versus R3
    Depth:
    9.1 mm +2.8 mm versus R3
    Weight:
    Unknown
  2. 2. R3

    Height:
    142.3 mm
    Width:
    70.4 mm
    Depth:
    6.3 mm
    Weight:
    140 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. R3

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

Millennia Everest has approximately 21% more rectangular screen area than R3.

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, R3, compared at the same storage capacity.
StorageMillennia EverestR3
8 GB Recorded for all phones 1 GB RAM 1 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. R3

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 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

    +90 mAh versus R3

  2. 2. R3

    2410 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. R3

Everyday essentials
Everyday essentials — specifications for Millennia Everest, R3.
SpecificationMillennia EverestR3
Dimensions (HxWxD)
  • 157 Х 78 Х 9.1 mm
  • 142.3 Х 70.4 Х 6.3 mm
Weight
  • 0 g
  • 140 g
Technology Unknown
  • IPS LCD
Screen size
  • 5.5" inch
  • 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
  • 8 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2500 mAh
  • Li-Ion
  • 2410 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 5.1 (Lollipop)
  • Android 4.3 (Jelly Bean)
Chipset
  • Spreadtrum SC7731
  • Qualcomm Snapdragon 400 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Millennia Everest, R3.
SpecificationMillennia EverestR3
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 83.4 cm2
  • 68.9 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 68.1%
  • 68.8%
PPI /points per inch/
  • 178 PPI
  • 294 PPI
Camera and Video
Camera and Video — specifications for Millennia Everest, R3.
SpecificationMillennia EverestR3
Rear camera, main
  • 5 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 5 MP
  • 8 MP
  • AF
Functions
  • LED flash
  • LED flash
  • panorama
  • HDR
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, R3.
SpecificationMillennia EverestR3
Processor CPU
  • Quad-core 1.2 GHz
  • Quad-core 1.6 GHz Cortex-A7
Graphics processor GPU Unknown
  • Adreno 305
Antutu 7 score * Unknown
  • 20158
General specs
General specs — specifications for Millennia Everest, R3.
SpecificationMillennia EverestR3
Release date
  • 2015
  • August
  • 2014
  • June
Colors
  • Black
  • White
  • Blue
  • Black
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 270 EUR
Communication and Connectivity
Communication and Connectivity — specifications for Millennia Everest, R3.
SpecificationMillennia EverestR3
SIM card
  • Dual SIM
  • Micro-SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - TD-SCDMA -4G - LTE band 38(2600)
  • 39(1900)
  • 40(2300)
Speed
  • HSPA
  • HSPA
  • LTE
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • DLNA
  • 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, R3.
SpecificationMillennia EverestR3
Radio
  • FM radio
  • Stereo FM radio
  • RDS
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Millennia Everest, R3.
SpecificationMillennia EverestR3
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer
  • gyro
  • proximity