Celkon Millennia Epic Q550 vs Oppo A1k

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.

  • Weight

    Millennia Epic Q550: 26.2 g lighter

    Millennia Epic Q550:
    143.8 g
    A1k:
    170 g
  • Width

    A1k: 2.2 mm narrower

    Millennia Epic Q550:
    76 mm
    A1k:
    73.8 mm
  • Screen diagonal

    Millennia Epic Q550: 0.6 in smaller diagonal

    Millennia Epic Q550:
    5.5 in
    A1k:
    6.1 in
  • Chipset

    Millennia Epic Q550:
    Mediatek MT6582 (28 nm)
    A1k:
    Mediatek MT6762 Helio P22 (12 nm)
  • Depth

    Millennia Epic Q550: 0.5 mm thinner

    Millennia Epic Q550:
    7.9 mm
    A1k:
    8.4 mm
  • Height

    Millennia Epic Q550: 2.5 mm shorter

    Millennia Epic Q550:
    152 mm
    A1k:
    154.5 mm

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 Epic Q550

    Height:
    152 mm
    Width:
    76 mm +2.2 mm versus A1k
    Depth:
    7.9 mm
  2. 2. A1k

    Height:
    154.5 mm +2.5 mm versus Millennia Epic Q550
    Width:
    73.8 mm
    Depth:
    8.4 mm +0.5 mm versus Millennia Epic Q550

Weight

Bars start at zero and share a scale within this chart.

  1. 1. Millennia Epic Q550

    143.8 g

  2. 2. A1k

    170 g

    +26.2 g versus Millennia Epic Q550

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 Epic Q550

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²
  2. 2. A1k

    Screen diagonal:
    6.1 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    91.3 cm²

A1k has approximately 9.5% more rectangular screen area than Millennia Epic Q550.

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 Epic Q550, A1k, compared at the same storage capacity.
StorageMillennia Epic Q550A1k
16 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 Epic Q550

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 GB

2. A1k

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 Epic Q550

    3500 mAh

  2. 2. A1k

    4000 mAh

    +500 mAh versus Millennia Epic Q550

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 Epic Q5502. A1k

Everyday essentials
Everyday essentials — specifications for Millennia Epic Q550, A1k.
SpecificationMillennia Epic Q550A1k
Dimensions (HxWxD)
  • 152 Х 76 Х 7.9 mm
  • 154.5 Х 73.8 Х 8.4 mm
Weight
  • 143.8 g
  • 170 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5.5" inch
  • 6.1" inch
Screen resolution
  • 720 x 1280 px
  • 720 x 1560 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 1 GB RAM
  • 32 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 64 GB
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3500 mAh
  • Li-Ion
  • 4000 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 4.4.2 (KitKat)
  • Android 9.0 (Pie); ColorOS 6
Chipset
  • Mediatek MT6582 (28 nm)
  • Mediatek MT6762 Helio P22 (12 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Millennia Epic Q550, A1k.
SpecificationMillennia Epic Q550A1k
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 83.4 cm2
  • 91.3 cm2
Screen format
  • 16:9 (height:width)
  • 19.5:9 (height:width)
Screen to body ratio
  • 72.2%
  • 80.1%
PPI /points per inch/
  • 267 PPI
  • 282 PPI
Screen protection Unknown
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for Millennia Epic Q550, A1k.
SpecificationMillennia Epic Q550A1k
Rear camera, main
  • 8 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 8 MP
  • 8 MP
  • f/2.2
  • 1/3.2''
  • 1.4µm
  • AF
Functions
  • LED flash
  • HDR
Video
  • 720p
  • 720p
Front camera, selfie
  • 2 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 2 MP
  • 5 MP
  • f/2.0
  • 1/5''
  • 1.12µm
Performance

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

Performance — specifications for Millennia Epic Q550, A1k.
SpecificationMillennia Epic Q550A1k
Processor CPU
  • Quad-core 1.3 GHz Cortex-A7
  • Octa-core 2.0 GHz Cortex-A53
Graphics processor GPU
  • Mali-400MP2
  • PowerVR GE8320
Antutu 7 score * Unknown
  • 75826
General specs
General specs — specifications for Millennia Epic Q550, A1k.
SpecificationMillennia Epic Q550A1k
Release date
  • 2014
  • November
  • 2019
  • April
Colors
  • Black
  • White
  • Black
  • Red
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 100 EUR
Body build Unknown
  • plastic body
Communication and Connectivity
Communication and Connectivity — specifications for Millennia Epic Q550, A1k.
SpecificationMillennia Epic Q550A1k
SIM card
  • Dual SIM
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 28(700)
  • 38(2600)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA
  • HSPA
  • LTE-A
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 4.0
  • A2DP
  • 4.2
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Millennia Epic Q550, A1k.
SpecificationMillennia Epic Q550A1k
Radio
  • FM radio
  • FM radio
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Millennia Epic Q550, A1k.
SpecificationMillennia Epic Q550A1k
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer
  • proximity
  • compass - Versions: CPH1923