Celkon Q519 vs Plum Velocity

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

    Velocity: 34 g lighter

    Q519:
    169 g
    Velocity:
    135 g
  • Width

    Velocity: 10.7 mm narrower

    Q519:
    73.2 mm
    Velocity:
    62.5 mm
  • Screen diagonal

    Velocity: 2.4 in smaller diagonal

    Q519:
    5 in
    Velocity:
    2.6 in
  • Chipset

    Q519:
    Spreadtrum 7731
    Velocity:
    Mediatek MT6516
  • Depth

    Q519: 3.2 mm thinner

    Q519:
    9.4 mm
    Velocity:
    12.6 mm
  • Height

    Velocity: 31.7 mm shorter

    Q519:
    145.2 mm
    Velocity:
    113.5 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. Q519

    Height:
    145.2 mm +31.7 mm versus Velocity
    Width:
    73.2 mm +10.7 mm versus Velocity
    Depth:
    9.4 mm
  2. 2. Velocity

    Height:
    113.5 mm
    Width:
    62.5 mm
    Depth:
    12.6 mm +3.2 mm versus Q519

Weight

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

  1. 1. Q519

    169 g

    +34 g versus Velocity

  2. 2. Velocity

    135 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. Velocity

    Screen diagonal:
    2.6 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    20.9 cm²

Q519 has approximately 229.2% more rectangular screen area than Velocity.

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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

Q519: Original memory entry

4 GB · 512 MB RAM

Velocity: Original memory entry

512 MB · 256 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. Velocity

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD · up to 32 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. Q519

    2000 mAh

    +1200 mAh versus Velocity

  2. 2. Velocity

    800 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. Q5192. Velocity

Everyday essentials
Everyday essentials — specifications for Q519, Velocity.
SpecificationQ519Velocity
Dimensions (HxWxD)
  • 145.2 Х 73.2 Х 9.4 mm
  • 113.5 Х 62.5 Х 12.6 mm
Weight
  • 169 g
  • 135 g
Technology Unknown
  • TFT
Screen size
  • 5" inch
  • 2.6" inch
Screen resolution
  • 480 x 854 px
  • 320 x 240 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 512 MB
  • 256 MB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Li-Ion
  • 800 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.4.2 (KitKat)
  • Android 2.2 (Froyo)
Chipset
  • Spreadtrum 7731
  • Mediatek MT6516
Headphone jack
  • Yes
  • No
Display
Display — specifications for Q519, Velocity.
SpecificationQ519Velocity
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Screen area
  • 68.9 cm2
  • 20.9 cm2
Screen format
  • 16:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 64.8%
  • 29.5%
PPI /points per inch/
  • 196 PPI
  • 154 PPI
Camera and Video
Camera and Video — specifications for Q519, Velocity.
SpecificationQ519Velocity
Rear camera, main
  • 5 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 5 MP
  • 2 MP
Functions
  • LED flash
  • LED flash
Video
  • Yes
  • 720p@30fps
Front camera, selfie
  • 2 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 2 MP
Unknown
Performance
Performance — specifications for Q519, Velocity.
SpecificationQ519Velocity
Processor CPU
  • Quad-core 1.2 GHz
  • 416 MHz
Graphics processor GPU
  • Mali-400
Unknown
General specs
General specs — specifications for Q519, Velocity.
SpecificationQ519Velocity
Release date
  • 2015
  • May
  • 2011
  • September
Colors
  • Black
  • White
  • Light Blue
  • Dark Blue
  • Green
  • Red
  • Black
  • White
Battery life Unknown
  • Stand by time- Up to 200 h Talking time- Up to 6 h
Communication and Connectivity
Communication and Connectivity — specifications for Q519, Velocity.
SpecificationQ519Velocity
SIM card
  • Dual SIM
  • Dual SIM (Mini-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Unknown
Speed
  • HSPA
Unknown
GPRS
  • Yes
  • Class 12
Edge
  • Yes
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g
GPS
  • Yes
  • Yes
  • with A-GPS
USB
  • microUSB
  • microUSB 2.0
Bluetooth
  • 2.0
  • 2.0
  • 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, Velocity.
SpecificationQ519Velocity
Radio
  • FM radio
  • FM radio
Others Unknown
  • 2.5 mm audio jack
Other features
Other features — specifications for Q519, Velocity.
SpecificationQ519Velocity
Dop
  • Sensors Accelerometer
  • Analog TV -MP3/WAV/eAAC+ player -MP4/H.264 player -Organizer -Document viewer -Photo viewer/editor -Voice memo -Predictive text input X100 – Dual SIM