Celkon Campus Prime vs O2 XDA Exec

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: 165.8 g lighter

    Campus Prime:
    119.2 g
    XDA Exec:
    285 g
  • Width

    Campus Prime: 14 mm narrower

    Campus Prime:
    67 mm
    XDA Exec:
    81 mm
  • Screen diagonal

    XDA Exec: 0.9 in smaller diagonal

    Campus Prime:
    4.5 in
    XDA Exec:
    3.6 in
  • Depth

    Campus Prime: 15.7 mm thinner

    Campus Prime:
    9.3 mm
    XDA Exec:
    25 mm
  • Height

    XDA Exec: 5 mm shorter

    Campus Prime:
    132 mm
    XDA Exec:
    127 mm
  • Release year

    Campus Prime:
    2015
    XDA Exec:
    2005

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 +5 mm versus XDA Exec
    Width:
    67 mm
    Depth:
    9.3 mm
  2. 2. XDA Exec

    Height:
    127 mm
    Width:
    81 mm +14 mm versus Campus Prime
    Depth:
    25 mm +15.7 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. XDA Exec

    285 g

    +165.8 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. XDA Exec

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

Campus Prime has approximately 39.1% more rectangular screen area than XDA Exec.

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

XDA Exec: Original memory entry

64 MB RAM · 128 MB ROM

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. XDA Exec

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details SDIO/MMC

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

  2. 2. XDA Exec

    1620 mAh

    +20 mAh versus Campus Prime

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. XDA Exec

Everyday essentials
Everyday essentials — specifications for Campus Prime, XDA Exec.
SpecificationCampus PrimeXDA Exec
Dimensions (HxWxD)
  • 132 Х 67 Х 9.3 mm
  • 127 Х 81 Х 25 mm
Weight
  • 119.2 g
  • 285 g
Technology Unknown
  • TFT
Screen size
  • 4.5" inch
  • 3.6" inch
Screen resolution
  • 480 x 854 px
  • 640 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
  • 64 MB RAM
  • 128 MB ROM
Memory card support
  • microSD
  • up to 32 GB
  • SDIO/MMC
Battery Capacity is not battery life. No endurance test is implied.
  • 1600 mAh
  • Removable Li-Ion
  • 1620 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.4.2 (KitKat)
  • Microsoft Windows Mobile 5.0 PocketPC
Chipset
  • Spreadtrum SC7715
Unknown
Headphone jack
  • Yes
  • No
Display
Display — specifications for Campus Prime, XDA Exec.
SpecificationCampus PrimeXDA Exec
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors Unknown
  • 65K
Screen area
  • 55.8 cm2
  • 40.1 cm2
Screen format
  • 16:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 63.1%
  • 39.0%
PPI /points per inch/
  • 218 PPI
  • 222 PPI
Camera and Video
Camera and Video — specifications for Campus Prime, XDA Exec.
SpecificationCampus PrimeXDA Exec
Rear camera, main
  • 3.15 MP
  • Single
  • 1.3 MP
  • Single
Camera specs
  • 3.15 MP
  • 1.3 MP
Functions
  • LED flash
Unknown
Video
  • Yes
  • Yes
Front camera, selfie
  • 1.3 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 1.3 MP
  • VGA videocall camera
Performance
Performance — specifications for Campus Prime, XDA Exec.
SpecificationCampus PrimeXDA Exec
Processor CPU
  • 1.0 GHz
  • Intel Bulverde 520 MHz
General specs
General specs — specifications for Campus Prime, XDA Exec.
SpecificationCampus PrimeXDA Exec
Release date
  • 2015
  • August
  • 2005
  • August
Colors
  • White
  • Black
  • Gold
  • Silver
  • Brown
  • Blue
  • Stylish black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 300 EUR
Battery life Unknown
  • Stand by time- Up to 250 h Talking time- Up to 8 h
Communication and Connectivity
Communication and Connectivity — specifications for Campus Prime, XDA Exec.
SpecificationCampus PrimeXDA Exec
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 900 / 1800 / 1900
Speed
  • HSPA
  • Yes
  • 384 kbps
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • No
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11b
GPS
  • A-GPS
  • No
USB
  • microUSB 2.0
  • miniUSB
Bluetooth
  • 2.0
  • 1.2
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, XDA Exec.
SpecificationCampus PrimeXDA Exec
Radio
  • FM radio
  • No
Others Unknown
  • Handwriting recognition
  • Dual speakers
Other features
Other features — specifications for Campus Prime, XDA Exec.
SpecificationCampus PrimeXDA Exec
Dop
  • Sensors Accelerometer
  • Infrared port - Pocket Office -Voice memo -MP3/AAC player - Produced by HTC. Functionally identical to Qtek 9000
  • i-mate JASJAR and T-Mobile MDA IV.