Celkon Campus Prime vs Samsung Galaxy A31
Compare recorded specifications, size and practical differences.
Samsung Galaxy A31
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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: 65.8 g lighter
- Campus Prime:
- 119.2 g
- Galaxy A31:
- 185 g
-
Width
Campus Prime: 6.1 mm narrower
- Campus Prime:
- 67 mm
- Galaxy A31:
- 73.1 mm
-
Screen diagonal
Campus Prime: 1.9 in smaller diagonal
- Campus Prime:
- 4.5 in
- Galaxy A31:
- 6.4 in
-
Rear camera layout
- Campus Prime:
- Single
- Galaxy A31:
- Quad
-
Depth
Galaxy A31: 0.7 mm thinner
- Campus Prime:
- 9.3 mm
- Galaxy A31:
- 8.6 mm
-
Height
Campus Prime: 27.3 mm shorter
- Campus Prime:
- 132 mm
- Galaxy A31:
- 159.3 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. Campus Prime
- Height:
- 132 mm
- Width:
- 67 mm
- Depth:
- 9.3 mm +0.7 mm versus Galaxy A31
2. Galaxy A31
- Height:
- 159.3 mm +27.3 mm versus Campus Prime
- Width:
- 73.1 mm +6.1 mm versus Campus Prime
- Depth:
- 8.6 mm
Weight
Bars start at zero and share a scale within this chart.
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. Campus Prime
- Screen diagonal:
- 4.5 in
- Aspect ratio (height:width):
- 16:9
- Approximate rectangular screen area:
- 55.8 cm²
2. Galaxy A31
- Screen diagonal:
- 6.4 in
- Aspect ratio (height:width):
- 20:9
- Approximate rectangular screen area:
- 98.9 cm²
Galaxy A31 has approximately 77.1% 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.
| Storage | Campus Prime | Galaxy A31 |
|---|---|---|
| 64 GB | Unknown | 4 GB RAM |
| 128 GB | Unknown | 4 / 6 GB RAM Alternative RAM configurations |
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. Galaxy A31
- NFC:
- See details Yes (market/region dependent)
- Headphone jack:
- Yes
- Memory card support:
- See details microSDXC (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.
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.
Everyday essentials
| Specification | Campus Prime | Galaxy A31 |
|---|---|---|
| Dimensions (HxWxD) |
|
|
| Weight |
|
|
| Technology | Unknown |
|
| Screen size |
|
|
| Screen resolution |
|
|
| Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded. |
|
|
| Memory card support |
|
|
| Battery Capacity is not battery life. No endurance test is implied. |
|
|
| Operating system OS |
|
|
| Chipset |
|
Unknown |
| NFC | Unknown |
|
| Headphone jack |
|
|
Display
| Specification | Campus Prime | Galaxy A31 |
|---|---|---|
| Touchscreen |
|
|
| Display colors | Unknown |
|
| Screen area |
|
|
| Screen format |
|
|
| Screen to body ratio |
|
|
| PPI /points per inch/ |
|
|
Camera and Video
| Specification | Campus Prime | Galaxy A31 |
|---|---|---|
| Rear camera, main |
|
|
| Camera specs |
|
|
| Functions |
|
|
| Video |
|
|
| Front camera, selfie |
|
|
| Specifications |
|
|
Performance
| Specification | Campus Prime | Galaxy A31 |
|---|---|---|
| Processor CPU |
|
|
General specs
| Specification | Campus Prime | Galaxy A31 |
|---|---|---|
| Release date |
|
|
| Colors |
|
|
Communication and Connectivity
| Specification | Campus Prime | Galaxy A31 |
|---|---|---|
| SIM card |
|
|
| Network |
|
|
| Speed |
|
|
| GPRS |
|
|
| Edge |
|
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| Wi-Fi |
|
|
| GPS |
|
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| USB |
|
|
| Bluetooth |
|
|
| Harmful irradiation |
|
|
Music and Audio
| Specification | Campus Prime | Galaxy A31 |
|---|---|---|
| Radio |
|
Unknown |
Other features
| Specification | Campus Prime | Galaxy A31 |
|---|---|---|
| Dop |
|
|

