Celkon Q519 vs Xiaomi MI-2a

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

    MI-2a: 36 g lighter

    Q519:
    169 g
    MI-2a:
    133 g
  • Width

    MI-2a: 6.7 mm narrower

    Q519:
    73.2 mm
    MI-2a:
    66.5 mm
  • Screen diagonal

    MI-2a: 0.5 in smaller diagonal

    Q519:
    5 in
    MI-2a:
    4.5 in
  • Height

    MI-2a: 12.2 mm shorter

    Q519:
    145.2 mm
    MI-2a:
    133 mm
  • Release year

    Q519:
    2015
    MI-2a:
    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. Q519

    Height:
    145.2 mm +12.2 mm versus MI-2a
    Width:
    73.2 mm +6.7 mm versus MI-2a
    Depth:
    9.4 mm
  2. 2. MI-2a

    Height:
    133 mm
    Width:
    66.5 mm
    Depth:
    9.5 mm

Weight

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

  1. 1. Q519

    169 g

    +36 g versus MI-2a

  2. 2. MI-2a

    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. Q519

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²
  2. 2. MI-2a

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

Q519 has approximately 23.5% more rectangular screen area than MI-2a.

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 Q519, MI-2a, compared at the same storage capacity.
StorageQ519MI-2a
16 GB Unknown 1 GB RAM
Q519: Original memory entry

4 GB · 512 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. Q519

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

2. MI-2a

NFC:
Yes
Headphone jack:
Yes
Memory card support:
No

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. Q519

    2000 mAh

  2. 2. MI-2a

    2030 mAh

    +30 mAh versus Q519

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. Q5192. MI-2a

Everyday essentials
Everyday essentials — specifications for Q519, MI-2a.
SpecificationQ519MI-2a
Dimensions (HxWxD)
  • 145.2 Х 73.2 Х 9.4 mm
  • 133 Х 66.5 Х 9.5 mm
Weight
  • 169 g
  • 133 g
Technology Unknown
  • IPS LCD
Screen size
  • 5" inch
  • 4.5" 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.
  • 4 GB
  • 512 MB RAM
  • 16 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 32 GB
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Li-Ion
  • 2030 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.4.2 (KitKat)
  • Android 4.1 (Jelly Bean)
Chipset
  • Spreadtrum 7731
  • Xiaolong S4 Pro
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Q519, MI-2a.
SpecificationQ519MI-2a
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 68.9 cm2
  • 55.8 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 64.8%
  • 63.1%
PPI /points per inch/
  • 196 PPI
  • 326 PPI
Camera and Video
Camera and Video — specifications for Q519, MI-2a.
SpecificationQ519MI-2a
Rear camera, main
  • 5 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 5 MP
  • 8 MP
  • AF
  • f/2.0
Functions
  • LED flash
  • LED flash
  • HDR
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 2 MP
  • Single
  • 2 MP
  • Single
Specifications
  • 2 MP
  • 2 MP
Performance

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

Performance — specifications for Q519, MI-2a.
SpecificationQ519MI-2a
Processor CPU
  • Quad-core 1.2 GHz
  • Dual-core 1.7 GHz
Graphics processor GPU
  • Mali-400
  • Adreno 320
Antutu 7 score * Unknown
  • 21326
GeekBench 4 Single Core * Unknown
  • 742
GeekBench 4 Multi-Core * Unknown
  • 1151
GeekBench 4 RenderScript * Unknown
  • 1277
General specs
General specs — specifications for Q519, MI-2a.
SpecificationQ519MI-2a
Release date
  • 2015
  • May
  • 2013
Colors
  • Black
  • White
  • Light Blue
  • Dark Blue
  • Green
  • Red
  • Black (front panel)
  • 4 color options (back panel)
Communication and Connectivity
Communication and Connectivity — specifications for Q519, MI-2a.
SpecificationQ519MI-2a
SIM card
  • Dual SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA
  • HSPA 21.1/5.76 Mbps
GPRS
  • Yes
  • Class 12
Edge
  • Yes
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB
  • microUSB 2.0
  • USB Host
Bluetooth
  • 2.0
  • 4.0
  • A2DP
Harmful irradiation
  • SAR EU - 0.46 W/kg (head) 0.52 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Q519, MI-2a.
SpecificationQ519MI-2a
Radio
  • FM radio
  • FM radio
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Q519, MI-2a.
SpecificationQ519MI-2a
Dop
  • Sensors Accelerometer
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass