Samsung Galaxy A31 vs Sonim XP3340 Sentinel
Compare recorded specifications, size and practical differences.
Sonim XP3340 Sentinel
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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.
-
Width
XP3340 Sentinel: 13.1 mm narrower
- Galaxy A31:
- 73.1 mm
- XP3340 Sentinel:
- 60 mm
-
Screen diagonal
XP3340 Sentinel: 4.4 in smaller diagonal
- Galaxy A31:
- 6.4 in
- XP3340 Sentinel:
- 2 in
-
Rear camera layout
- Galaxy A31:
- Quad
- XP3340 Sentinel:
- Single
-
Depth
Galaxy A31: 16.4 mm thinner
- Galaxy A31:
- 8.6 mm
- XP3340 Sentinel:
- 25 mm
-
Height
XP3340 Sentinel: 33.3 mm shorter
- Galaxy A31:
- 159.3 mm
- XP3340 Sentinel:
- 126 mm
-
Release year
- Galaxy A31:
- 2020
- XP3340 Sentinel:
- 2011
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. Galaxy A31
- Height:
- 159.3 mm +33.3 mm versus XP3340 Sentinel
- Width:
- 73.1 mm +13.1 mm versus XP3340 Sentinel
- Depth:
- 8.6 mm
2. XP3340 Sentinel
- Height:
- 126 mm
- Width:
- 60 mm
- Depth:
- 25 mm +16.4 mm versus Galaxy A31
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. Galaxy A31
- Screen diagonal:
- 6.4 in
- Aspect ratio (height:width):
- 20:9
- Approximate rectangular screen area:
- 98.9 cm²
2. XP3340 Sentinel
- Screen diagonal:
- 2 in
- Aspect ratio (height:width):
- 4:3
- Approximate rectangular screen area:
- 12.4 cm²
Galaxy A31 has approximately 698.3% more rectangular screen area than XP3340 Sentinel.
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 | Galaxy A31 | XP3340 Sentinel |
|---|---|---|
| 64 GB | 4 GB RAM | Unknown |
| 128 GB | 4 / 6 GB RAM Alternative RAM configurations | Unknown |
Practical features
Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.
1. Galaxy A31
- NFC:
- See details Yes (market/region dependent)
- Headphone jack:
- Yes
- Memory card support:
- See details microSDXC (dedicated slot)
2. XP3340 Sentinel
- NFC:
- Unknown
- Headphone jack:
- Yes
- Memory card support:
- See details microSD · up to 16 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.
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 | Galaxy A31 | XP3340 Sentinel |
|---|---|---|
| Dimensions (HxWxD) |
|
|
| Weight |
|
|
| Technology |
|
|
| Screen size |
|
|
| Screen resolution |
|
|
| Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded. |
|
Unknown |
| Memory card support |
|
|
| Battery Capacity is not battery life. No endurance test is implied. |
|
|
| Operating system OS |
|
|
| NFC |
|
Unknown |
| Headphone jack |
|
|
Display
| Specification | Galaxy A31 | XP3340 Sentinel |
|---|---|---|
| Touchscreen |
|
Unknown |
| Display colors |
|
|
| Screen area |
|
|
| Screen format |
|
|
| Screen to body ratio |
|
|
| PPI /points per inch/ |
|
|
| Screen protection | Unknown |
|
Camera and Video
| Specification | Galaxy A31 | XP3340 Sentinel |
|---|---|---|
| Rear camera, main |
|
|
| Camera specs |
|
|
| Functions |
|
|
| Video |
|
|
| Front camera, selfie |
|
|
| Specifications |
|
Unknown |
Performance
| Specification | Galaxy A31 | XP3340 Sentinel |
|---|---|---|
| Processor CPU |
|
Unknown |
General specs
| Specification | Galaxy A31 | XP3340 Sentinel |
|---|---|---|
| Release date |
|
|
| Colors |
|
|
| Battery life | Unknown |
|
Communication and Connectivity
| Specification | Galaxy A31 | XP3340 Sentinel |
|---|---|---|
| SIM card |
|
|
| Network |
|
Unknown |
| Speed |
|
Unknown |
| GPRS |
|
|
| Edge |
|
|
| Wi-Fi |
|
|
| GPS |
|
|
| USB |
|
|
| Bluetooth |
|
|
| Harmful irradiation |
|
Unknown |
Music and Audio
| Specification | Galaxy A31 | XP3340 Sentinel |
|---|---|---|
| Radio | Unknown |
|
| Others | Unknown |
|
Other features
| Specification | Galaxy A31 | XP3340 Sentinel |
|---|---|---|
| Dop |
|
|

