Samsung Epic 4G vs Xiaomi Redmi Note 7S
Compare recorded specifications, size and practical differences.
Xiaomi Redmi Note 7S
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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.
-
Display technology
OLED versus LCD
- Epic 4G:
- OLED
- Redmi Note 7S:
- LCD
-
Weight
Epic 4G: 31 g lighter
- Epic 4G:
- 155 g
- Redmi Note 7S:
- 186 g
-
Width
Epic 4G: 10.2 mm narrower
- Epic 4G:
- 65 mm
- Redmi Note 7S:
- 75.2 mm
-
Screen diagonal
Epic 4G: 2.3 in smaller diagonal
- Epic 4G:
- 4 in
- Redmi Note 7S:
- 6.3 in
-
Rear camera layout
- Epic 4G:
- Single
- Redmi Note 7S:
- Dual
-
Depth
Redmi Note 7S: 5.9 mm thinner
- Epic 4G:
- 14 mm
- Redmi Note 7S:
- 8.1 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. Epic 4G
- Height:
- 124 mm
- Width:
- 65 mm
- Depth:
- 14 mm +5.9 mm versus Redmi Note 7S
2. Redmi Note 7S
- Height:
- 159.2 mm +35.2 mm versus Epic 4G
- Width:
- 75.2 mm +10.2 mm versus Epic 4G
- Depth:
- 8.1 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. Epic 4G
- Screen diagonal:
- 4 in
- Aspect ratio (height:width):
- 5:3
- Approximate rectangular screen area:
- 45.5 cm²
2. Redmi Note 7S
- Screen diagonal:
- 6.3 in
- Aspect ratio (height:width):
- 19.5:9
- Approximate rectangular screen area:
- 97.4 cm²
Redmi Note 7S has approximately 113.9% more rectangular screen area than Epic 4G.
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.
Epic 4G: Original memory entry
512 MB · 512 MB RAM
Redmi Note 7S: Original memory entry
64 GB · 4 GB RAM 32 GB · 3 GB 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. Epic 4G
- NFC:
- Unknown
- Headphone jack:
- Yes
- Memory card support:
- See details microSD · up to 32 GB (dedicated slot)
2. Redmi Note 7S
- NFC:
- Unknown
- Headphone jack:
- Yes
- Memory card support:
- See details microSD · up to 256 GB (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.
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 | Epic 4G | Redmi Note 7S |
|---|---|---|
| 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. |
|
|
| Memory card support |
|
|
| Battery Capacity is not battery life. No endurance test is implied. |
|
|
| Operating system OS |
|
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| Chipset |
|
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| Headphone jack |
|
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Display
| Specification | Epic 4G | Redmi Note 7S |
|---|---|---|
| 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 |
|
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Camera and Video
| Specification | Epic 4G | Redmi Note 7S |
|---|---|---|
| Rear camera, main |
|
|
| Camera specs |
|
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| Functions |
|
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| Video |
|
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| Front camera, selfie |
|
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| Specifications |
|
|
Performance
Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.
| Specification | Epic 4G | Redmi Note 7S |
|---|---|---|
| Processor CPU |
|
|
| Graphics processor GPU |
|
|
| Antutu 8 score * | Unknown |
|
| GeekBench 5 Single Core * | Unknown |
|
| GeekBench 5 Multi-Core * | Unknown |
|
General specs
| Specification | Epic 4G | Redmi Note 7S |
|---|---|---|
| Release date |
|
|
| Colors |
|
|
| Historical recorded price Legacy catalogue value; date unknown. Not a current offer. |
|
|
| Battery life |
|
Unknown |
| Body build | Unknown |
|
Communication and Connectivity
| Specification | Epic 4G | Redmi Note 7S |
|---|---|---|
| SIM card |
|
|
| Network |
|
|
| 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 |
|
|
| Harmful irradiation |
|
Unknown |
Music and Audio
| Specification | Epic 4G | Redmi Note 7S |
|---|---|---|
| Radio |
|
|
| Others | Unknown |
|
Other features
| Specification | Epic 4G | Redmi Note 7S |
|---|---|---|
| Dop |
|
|
