Celkon Campus Prime vs Plum Velocity II

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

    Campus Prime: 70.8 g lighter

    Campus Prime:
    119.2 g
    Velocity II:
    190 g
  • Width

    Velocity II: 2.5 mm narrower

    Campus Prime:
    67 mm
    Velocity II:
    64.5 mm
  • Screen diagonal

    Velocity II: 1.9 in smaller diagonal

    Campus Prime:
    4.5 in
    Velocity II:
    2.6 in
  • Chipset

    Campus Prime:
    Spreadtrum SC7715
    Velocity II:
    Mediatek MT6575M (65 nm)
  • Depth

    Campus Prime: 3.1 mm thinner

    Campus Prime:
    9.3 mm
    Velocity II:
    12.4 mm
  • Height

    Velocity II: 21.5 mm shorter

    Campus Prime:
    132 mm
    Velocity II:
    110.5 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. Campus Prime

    Height:
    132 mm +21.5 mm versus Velocity II
    Width:
    67 mm +2.5 mm versus Velocity II
    Depth:
    9.3 mm
  2. 2. Velocity II

    Height:
    110.5 mm
    Width:
    64.5 mm
    Depth:
    12.4 mm +3.1 mm versus Campus Prime

Weight

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

  1. 1. Campus Prime

    119.2 g

  2. 2. Velocity II

    190 g

    +70.8 g versus Campus Prime

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. Campus Prime

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

    Screen diagonal:
    2.6 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    20.1 cm²

Campus Prime has approximately 177.3% more rectangular screen area than Velocity II.

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.

Campus Prime: Original memory entry

4 GB · 512 MB RAM

Velocity II: Original memory entry

512 MB · 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. Campus Prime

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

2. Velocity II

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. Campus Prime

    1600 mAh

    +400 mAh versus Velocity II

  2. 2. Velocity II

    1200 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. Campus Prime2. Velocity II

Everyday essentials
Everyday essentials — specifications for Campus Prime, Velocity II.
SpecificationCampus PrimeVelocity II
Dimensions (HxWxD)
  • 132 Х 67 Х 9.3 mm
  • 110.5 Х 64.5 Х 12.4 mm
Weight
  • 119.2 g
  • 190 g
Technology Unknown
  • TFT
Screen size
  • 4.5" inch
  • 2.6" inch
Screen resolution
  • 480 x 854 px
  • 320 x 480 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
  • 512 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.
  • 1600 mAh
  • Removable Li-Ion
  • 1200 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.4.2 (KitKat)
  • Android 4.0 (Ice Cream Sandwich)
Chipset
  • Spreadtrum SC7715
  • Mediatek MT6575M (65 nm)
Headphone jack
  • Yes
  • No
Display
Display — specifications for Campus Prime, Velocity II.
SpecificationCampus PrimeVelocity II
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 256K
Screen area
  • 55.8 cm2
  • 20.1 cm2
Screen format
  • 16:9 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 63.1%
  • 28.2%
PPI /points per inch/
  • 218 PPI
  • 222 PPI
Camera and Video
Camera and Video — specifications for Campus Prime, Velocity II.
SpecificationCampus PrimeVelocity II
Rear camera, main
  • 3.15 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 3.15 MP
  • 5 MP
Functions
  • LED flash
  • LED flash
Video
  • Yes
  • Yes
Front camera, selfie
  • 1.3 MP
  • Single
  • 1.3 MP
  • Single
Specifications
  • 1.3 MP
  • 1.3 MP
Performance
Performance — specifications for Campus Prime, Velocity II.
SpecificationCampus PrimeVelocity II
Processor CPU
  • 1.0 GHz
  • 1.0 GHz Cortex-A9
Graphics processor GPU Unknown
  • PowerVR SGX531
General specs
General specs — specifications for Campus Prime, Velocity II.
SpecificationCampus PrimeVelocity II
Release date
  • 2015
  • August
  • 2013
  • September
Colors
  • White
  • Black
  • Gold
  • Silver
  • Brown
  • Blue
  • Black
  • White
  • Blue
  • Red
Battery life Unknown
  • Stand by time- Up to 200 h Talking time- Up to 5 h
Communication and Connectivity
Communication and Connectivity — specifications for Campus Prime, Velocity II.
SpecificationCampus PrimeVelocity II
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
  • Yes
  • 384 kbps
GPRS
  • Yes
  • Class 12
Edge
  • Yes
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g
  • hotspot
GPS
  • A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB
Bluetooth
  • 2.0
  • 2.0
Harmful irradiation
  • SAR EU - 0.35 W/kg (head) 0.85 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Campus Prime, Velocity II.
SpecificationCampus PrimeVelocity II
Radio
  • FM radio
  • Stereo FM radio
Other features
Other features — specifications for Campus Prime, Velocity II.
SpecificationCampus PrimeVelocity II
Dop
  • Sensors Accelerometer
  • Sensors Accelerometer X260 Dual SIM X261 – Single SIM