Celkon Campus Prime vs Xiaomi MI-1s

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: 29.8 g lighter

    Campus Prime:
    119.2 g
    MI-1s:
    149 g
  • Width

    MI-1s: 4 mm narrower

    Campus Prime:
    67 mm
    MI-1s:
    63 mm
  • Screen diagonal

    MI-1s: 0.5 in smaller diagonal

    Campus Prime:
    4.5 in
    MI-1s:
    4 in
  • Chipset

    Campus Prime:
    Spreadtrum SC7715
    MI-1s:
    Qualcomm MSM8260 Snapdragon S3
  • Depth

    Campus Prime: 2.6 mm thinner

    Campus Prime:
    9.3 mm
    MI-1s:
    11.9 mm
  • Height

    MI-1s: 7 mm shorter

    Campus Prime:
    132 mm
    MI-1s:
    125 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 +7 mm versus MI-1s
    Width:
    67 mm +4 mm versus MI-1s
    Depth:
    9.3 mm
  2. 2. MI-1s

    Height:
    125 mm
    Width:
    63 mm
    Depth:
    11.9 mm +2.6 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. MI-1s

    149 g

    +29.8 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. MI-1s

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

Campus Prime has approximately 26.6% more rectangular screen area than MI-1s.

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 Campus Prime, MI-1s, compared at the same storage capacity.
StorageCampus PrimeMI-1s
4 GB Unknown 1 GB RAM
Campus Prime: 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. Campus Prime

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

2. MI-1s

NFC:
Unknown
Headphone jack:
Yes
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

  2. 2. MI-1s

    1930 mAh

    +330 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. MI-1s

Everyday essentials
Everyday essentials — specifications for Campus Prime, MI-1s.
SpecificationCampus PrimeMI-1s
Dimensions (HxWxD)
  • 132 Х 67 Х 9.3 mm
  • 125 Х 63 Х 11.9 mm
Weight
  • 119.2 g
  • 149 g
Technology Unknown
  • TFT
Screen size
  • 4.5" inch
  • 4" inch
Screen resolution
  • 480 x 854 px
  • 480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 4 GB
  • 1 GB 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
  • 1930 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.4.2 (KitKat)
  • Android 4.0 (Ice Cream Sandwich)
Chipset
  • Spreadtrum SC7715
  • Qualcomm MSM8260 Snapdragon S3
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Campus Prime, MI-1s.
SpecificationCampus PrimeMI-1s
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 55.8 cm2
  • 44.1 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 63.1%
  • 56.0%
PPI /points per inch/
  • 218 PPI
  • 245 PPI
Camera and Video
Camera and Video — specifications for Campus Prime, MI-1s.
SpecificationCampus PrimeMI-1s
Rear camera, main
  • 3.15 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 3.15 MP
  • 8 MP
  • f/2.2
  • 28mm (wide)
  • AF
Functions
  • LED flash
  • LED flash
  • HDR
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 1.3 MP
  • Single
  • 2 MP
  • Single
Specifications
  • 1.3 MP
  • 2 MP
Performance

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

Performance — specifications for Campus Prime, MI-1s.
SpecificationCampus PrimeMI-1s
Processor CPU
  • 1.0 GHz
  • Dual-core 1.7 GHz Scorpion
Graphics processor GPU Unknown
  • Adreno 220
Antutu 7 score * Unknown
  • 21396
General specs
General specs — specifications for Campus Prime, MI-1s.
SpecificationCampus PrimeMI-1s
Release date
  • 2015
  • August
  • 2012
  • August
Colors
  • White
  • Black
  • Gold
  • Silver
  • Brown
  • Blue
  • White
  • Green
  • Blue
  • Red
  • Violet
  • Orange
  • Gray
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 190 EUR
Communication and Connectivity
Communication and Connectivity — specifications for Campus Prime, MI-1s.
SpecificationCampus PrimeMI-1s
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 14.4/5.76 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 2.0
  • 2.1
  • A2DP
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, MI-1s.
SpecificationCampus PrimeMI-1s
Radio
  • FM radio
  • No
Other features
Other features — specifications for Campus Prime, MI-1s.
SpecificationCampus PrimeMI-1s
Dop
  • Sensors Accelerometer
  • Sensors Accelerometer
  • proximity
  • compass