Celkon 2GB Xpress vs Celkon Millennia Epic Q550

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

    2GB Xpress: 9.8 g lighter

    2GB Xpress:
    134 g
    Millennia Epic Q550:
    143.8 g
  • Width

    2GB Xpress: 9.5 mm narrower

    2GB Xpress:
    66.5 mm
    Millennia Epic Q550:
    76 mm
  • Screen diagonal

    2GB Xpress: 1 in smaller diagonal

    2GB Xpress:
    4.5 in
    Millennia Epic Q550:
    5.5 in
  • Memory variants

    At 16 GB storage

    2GB Xpress:
    2 GB RAM
    Millennia Epic Q550:
    1 GB RAM
  • Chipset

    2GB Xpress:
    Spreadtrum 7731
    Millennia Epic Q550:
    Mediatek MT6582 (28 nm)
  • Depth

    Millennia Epic Q550: 2.2 mm thinner

    2GB Xpress:
    10.1 mm
    Millennia Epic Q550:
    7.9 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. 2GB Xpress

    Height:
    133.5 mm
    Width:
    66.5 mm
    Depth:
    10.1 mm +2.2 mm versus Millennia Epic Q550
  2. 2. Millennia Epic Q550

    Height:
    152 mm +18.5 mm versus 2GB Xpress
    Width:
    76 mm +9.5 mm versus 2GB Xpress
    Depth:
    7.9 mm

Weight

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

  1. 1. 2GB Xpress

    134 g

  2. 2. Millennia Epic Q550

    143.8 g

    +9.8 g versus 2GB Xpress

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. 2GB Xpress

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    57.6 cm²
  2. 2. Millennia Epic Q550

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

Millennia Epic Q550 has approximately 44.7% more rectangular screen area than 2GB Xpress.

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 2GB Xpress, Millennia Epic Q550, compared at the same storage capacity.
Storage2GB XpressMillennia Epic Q550
16 GB Recorded for all phones 2 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. 2GB Xpress

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB

2. Millennia Epic Q550

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 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. 2GB Xpress

    1500 mAh

  2. 2. Millennia Epic Q550

    3500 mAh

    +2000 mAh versus 2GB Xpress

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. 2GB Xpress2. Millennia Epic Q550

Everyday essentials
Everyday essentials — specifications for 2GB Xpress, Millennia Epic Q550.
Specification2GB XpressMillennia Epic Q550
Dimensions (HxWxD)
  • 133.5 Х 66.5 Х 10.1 mm
  • 152 Х 76 Х 7.9 mm
Weight
  • 134 g
  • 143.8 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 4.5" inch
  • 5.5" inch
Screen resolution
  • 480 x 800 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 2 GB RAM
  • 16 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 64 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1500 mAh
  • Li-Ion
  • 3500 mAh
  • Li-Ion
Operating system OS
  • Android 4.4.2 (KitKat)
  • upgradable to 5.0 (Lollipop)
  • Android 4.4.2 (KitKat)
Chipset
  • Spreadtrum 7731
  • Mediatek MT6582 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for 2GB Xpress, Millennia Epic Q550.
Specification2GB XpressMillennia Epic Q550
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 57.6 cm2
  • 83.4 cm2
Screen format
  • 5:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 64.9%
  • 72.2%
PPI /points per inch/
  • 207 PPI
  • 267 PPI
Camera and Video
Camera and Video — specifications for 2GB Xpress, Millennia Epic Q550.
Specification2GB XpressMillennia Epic Q550
Rear camera, main
  • 5 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • 8 MP
Functions
  • LED flash
  • LED flash
Video
  • Yes
  • 720p
Front camera, selfie
  • 1.3 MP
  • Single
  • 2 MP
  • Single
Specifications
  • 1.3 MP
  • 2 MP
Performance
Performance — specifications for 2GB Xpress, Millennia Epic Q550.
Specification2GB XpressMillennia Epic Q550
Processor CPU
  • Quad-core 1.2 GHz
  • Quad-core 1.3 GHz Cortex-A7
Graphics processor GPU
  • Mali-400
  • Mali-400MP2
General specs
General specs — specifications for 2GB Xpress, Millennia Epic Q550.
Specification2GB XpressMillennia Epic Q550
Release date
  • 2015
  • July
  • 2014
  • November
Colors
  • Black
  • Black
  • White
Communication and Connectivity
Communication and Connectivity — specifications for 2GB Xpress, Millennia Epic Q550.
Specification2GB XpressMillennia Epic Q550
SIM card
  • Dual SIM
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - 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
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 2.1
  • EDR
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for 2GB Xpress, Millennia Epic Q550.
Specification2GB XpressMillennia Epic Q550
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for 2GB Xpress, Millennia Epic Q550.
Specification2GB XpressMillennia Epic Q550
Dop
  • Sensors Accelerometer
  • Sensors Accelerometer
  • proximity