Samsung DoubleTime I857 vs Samsung Galaxy J2 Core
Compare recorded specifications, size and practical differences.
Samsung Galaxy J2 Core
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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
DoubleTime I857: 6 g lighter
- DoubleTime I857:
- 148 g
- Galaxy J2 Core:
- 154 g
-
Width
DoubleTime I857: 10.1 mm narrower
- DoubleTime I857:
- 62 mm
- Galaxy J2 Core:
- 72.1 mm
-
Screen diagonal
DoubleTime I857: 1.8 in smaller diagonal
- DoubleTime I857:
- 3.2 in
- Galaxy J2 Core:
- 5 in
-
Chipset
- DoubleTime I857:
- Qualcomm MSM7230
- Galaxy J2 Core:
- Exynos 7570 Quad (14 nm)
-
Depth
Galaxy J2 Core: 6.1 mm thinner
- DoubleTime I857:
- 15 mm
- Galaxy J2 Core:
- 8.9 mm
-
Height
DoubleTime I857: 30.4 mm shorter
- DoubleTime I857:
- 113 mm
- Galaxy J2 Core:
- 143.4 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. DoubleTime I857
- Height:
- 113 mm
- Width:
- 62 mm
- Depth:
- 15 mm +6.1 mm versus Galaxy J2 Core
2. Galaxy J2 Core
- Height:
- 143.4 mm +30.4 mm versus DoubleTime I857
- Width:
- 72.1 mm +10.1 mm versus DoubleTime I857
- Depth:
- 8.9 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. DoubleTime I857
- Screen diagonal:
- 3.2 in
- Aspect ratio (height:width):
- 3:2
- Approximate rectangular screen area:
- 30.5 cm²
2. Galaxy J2 Core
- Screen diagonal:
- 5 in
- Aspect ratio (height:width):
- 16:9
- Approximate rectangular screen area:
- 68.9 cm²
Galaxy J2 Core has approximately 126% more rectangular screen area than DoubleTime I857.
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 | DoubleTime I857 | Galaxy J2 Core |
|---|---|---|
| 8 GB | Unknown | 1 GB RAM |
DoubleTime I857: Original memory entry
260 MB · 256 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. DoubleTime I857
- NFC:
- Unknown
- Headphone jack:
- Yes
- Memory card support:
- See details microSD · up to 32 GB (dedicated slot)
2. Galaxy J2 Core
- NFC:
- Unknown
- Headphone jack:
- Yes
- Memory card support:
- See details microSD · up to 256 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 | DoubleTime I857 | Galaxy J2 Core |
|---|---|---|
| Dimensions (HxWxD) |
|
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| Weight |
|
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| Technology |
|
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| Screen size |
|
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| Screen resolution |
|
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| Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded. |
|
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| Memory card support |
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| Battery Capacity is not battery life. No endurance test is implied. |
|
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| Operating system OS |
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| Chipset |
|
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| Headphone jack |
|
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Display
| Specification | DoubleTime I857 | Galaxy J2 Core |
|---|---|---|
| Touchscreen |
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| Display colors |
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| Screen area |
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| Screen format |
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| Screen to body ratio |
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| PPI /points per inch/ |
|
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| Screen protection | Unknown |
|
Camera and Video
| Specification | DoubleTime I857 | Galaxy J2 Core |
|---|---|---|
| Rear camera, main |
|
|
| Camera specs |
|
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| Functions | Unknown |
|
| Video |
|
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| Front camera, selfie |
|
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| Specifications | Unknown |
|
Performance
Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.
| Specification | DoubleTime I857 | Galaxy J2 Core |
|---|---|---|
| Processor CPU |
|
|
| Graphics processor GPU |
|
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| Antutu 7 score * | Unknown |
|
General specs
| Specification | DoubleTime I857 | Galaxy J2 Core |
|---|---|---|
| Release date |
|
|
| Colors |
|
|
| Historical recorded price Legacy catalogue value; date unknown. Not a current offer. |
|
|
| Battery life |
|
Unknown |
Communication and Connectivity
| Specification | DoubleTime I857 | Galaxy J2 Core |
|---|---|---|
| SIM card |
|
|
| Network |
|
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| Speed |
|
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| GPRS |
|
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| Edge |
|
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| Wi-Fi |
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| GPS |
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| USB |
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| Bluetooth |
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| Harmful irradiation |
|
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Music and Audio
| Specification | DoubleTime I857 | Galaxy J2 Core |
|---|---|---|
| Radio |
|
|
| Others |
|
Unknown |
Other features
| Specification | DoubleTime I857 | Galaxy J2 Core |
|---|---|---|
| Dop |
|
|