Celkon Campus Prime vs Samsung Galaxy M40

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: 48.8 g lighter

    Campus Prime:
    119.2 g
    Galaxy M40:
    168 g
  • Width

    Campus Prime: 6.9 mm narrower

    Campus Prime:
    67 mm
    Galaxy M40:
    73.9 mm
  • Screen diagonal

    Campus Prime: 1.8 in smaller diagonal

    Campus Prime:
    4.5 in
    Galaxy M40:
    6.3 in
  • Chipset

    Campus Prime:
    Spreadtrum SC7715
    Galaxy M40:
    Qualcomm SDM675 Snapdragon 675 (11 nm)
  • Rear camera layout

    Campus Prime:
    Single
    Galaxy M40:
    Triple
  • Depth

    Galaxy M40: 1.4 mm thinner

    Campus Prime:
    9.3 mm
    Galaxy M40:
    7.9 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
    Width:
    67 mm
    Depth:
    9.3 mm +1.4 mm versus Galaxy M40
  2. 2. Galaxy M40

    Height:
    155.3 mm +23.3 mm versus Campus Prime
    Width:
    73.9 mm +6.9 mm versus Campus Prime
    Depth:
    7.9 mm

Weight

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

  1. 1. Campus Prime

    119.2 g

  2. 2. Galaxy M40

    168 g

    +48.8 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. Galaxy M40

    Screen diagonal:
    6.3 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    97.4 cm²

Galaxy M40 has approximately 74.5% more rectangular screen area than Campus Prime.

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

Galaxy M40: Original memory entry

128 GB · 6 GB RAM 64 GB · 512GB 4GB

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. Galaxy M40

NFC:
Yes
Headphone jack:
No
Memory card support:
See details microSD · up to 1 TB (uses shared SIM 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. Galaxy M40

    3500 mAh

    +1900 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. Galaxy M40

Everyday essentials
Everyday essentials — specifications for Campus Prime, Galaxy M40.
SpecificationCampus PrimeGalaxy M40
Dimensions (HxWxD)
  • 132 Х 67 Х 9.3 mm
  • 155.3 Х 73.9 Х 7.9 mm
Weight
  • 119.2 g
  • 168 g
Technology Unknown
  • PLS TFT
Screen size
  • 4.5" inch
  • 6.3" inch
Screen resolution
  • 480 x 854 px
  • 1080 x 2340 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 128 GB
  • 6 GB RAM 64 GB
  • 512GB 4GB
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 1 TB (uses shared SIM slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1600 mAh
  • Removable Li-Ion
  • 3500 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 4.4.2 (KitKat)
  • Android 9.0 (Pie); One UI
Chipset
  • Spreadtrum SC7715
  • Qualcomm SDM675 Snapdragon 675 (11 nm)
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • No
Display
Display — specifications for Campus Prime, Galaxy M40.
SpecificationCampus PrimeGalaxy M40
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 55.8 cm2
  • 97.4 cm2
Screen format
  • 16:9 (height:width)
  • 19.5:9 (height:width)
Screen to body ratio
  • 63.1%
  • 84.9%
PPI /points per inch/
  • 218 PPI
  • 409 PPI
Screen protection Unknown
  • Corning Gorilla Glass (unspecified)
Camera and Video
Camera and Video — specifications for Campus Prime, Galaxy M40.
SpecificationCampus PrimeGalaxy M40
Rear camera, main
  • 3.15 MP
  • Single
  • 32 MP
  • Triple
Camera specs
  • 3.15 MP
  • 32 MP
  • f/1.7
  • 0.8µm
  • PDAF -8 MP
  • f/2.2
  • 12mm (ultrawide)
  • 1.12µm
  • PDAF -5 MP
  • depth sensor
Functions
  • LED flash
  • HDR
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 1.3 MP
  • Single
  • 16 MP
  • Single
Specifications
  • 1.3 MP
  • 16 MP
  • f/2.0
Performance

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

Performance — specifications for Campus Prime, Galaxy M40.
SpecificationCampus PrimeGalaxy M40
Processor CPU
  • 1.0 GHz
  • Octa-core (2x2.0 GHz Kryo 460 Gold & 6x1.7 GHz Kryo 460 Silver)
Graphics processor GPU Unknown
  • Adreno 612
Antutu 7 score * Unknown
  • 177326
GeekBench 4 Single Core * Unknown
  • 2361
GeekBench 4 Multi-Core * Unknown
  • 6438
General specs
General specs — specifications for Campus Prime, Galaxy M40.
SpecificationCampus PrimeGalaxy M40
Release date
  • 2015
  • August
  • 2019
  • June
Colors
  • White
  • Black
  • Gold
  • Silver
  • Brown
  • Blue
  • Sweater Blue
  • Midnight Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 260 EUR
Communication and Connectivity
Communication and Connectivity — specifications for Campus Prime, Galaxy M40.
SpecificationCampus PrimeGalaxy M40
SIM card
  • Dual SIM
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
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 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE (unspecified)
Speed
  • HSPA
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 400/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
GPS
  • A-GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB 2.0
  • 2.0
  • Type-C 1.0 reversible connector
Bluetooth
  • 2.0
  • 5.0
  • A2DP
  • LE
Harmful irradiation
  • SAR EU - 0.35 W/kg (head) 0.85 W/kg (body)
  • SAR - 0.20 W/kg (head)
Music and Audio
Music and Audio — specifications for Campus Prime, Galaxy M40.
SpecificationCampus PrimeGalaxy M40
Radio
  • FM radio
  • FM radio
Others Unknown
  • Active noise cancellation with dedicated mic -Dolby Atmos sound
Other features
Other features — specifications for Campus Prime, Galaxy M40.
SpecificationCampus PrimeGalaxy M40
Dop
  • Sensors Accelerometer
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 15W - Versions: SM-M405F/DS
  • SM-M405FN/DS (Global)
  • SM-M405G/DS