O2 XDA Atom Exec vs Xiaomi Redmi S2
Compare recorded specifications, size and practical differences.
Xiaomi Redmi S2
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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
XDA Atom Exec: 30 g lighter
- XDA Atom Exec:
- 140 g
- Redmi S2:
- 170 g
-
Width
XDA Atom Exec: 19.3 mm narrower
- XDA Atom Exec:
- 58 mm
- Redmi S2:
- 77.3 mm
-
Screen diagonal
XDA Atom Exec: 3.29 in smaller diagonal
- XDA Atom Exec:
- 2.7 in
- Redmi S2:
- 5.99 in
-
Rear camera layout
- XDA Atom Exec:
- Single
- Redmi S2:
- Dual
-
Depth
Redmi S2: 10.4 mm thinner
- XDA Atom Exec:
- 18.5 mm
- Redmi S2:
- 8.1 mm
-
Height
XDA Atom Exec: 58.7 mm shorter
- XDA Atom Exec:
- 102 mm
- Redmi S2:
- 160.7 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. XDA Atom Exec
- Height:
- 102 mm
- Width:
- 58 mm
- Depth:
- 18.5 mm +10.4 mm versus Redmi S2
2. Redmi S2
- Height:
- 160.7 mm +58.7 mm versus XDA Atom Exec
- Width:
- 77.3 mm +19.3 mm versus XDA Atom Exec
- 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. XDA Atom Exec
- Screen diagonal:
- 2.7 in
- Aspect ratio (height:width):
- 4:3
- Approximate rectangular screen area:
- 22.6 cm²
2. Redmi S2
- Screen diagonal:
- 5.99 in
- Aspect ratio (height:width):
- 18:9
- Approximate rectangular screen area:
- 92.6 cm²
Redmi S2 has approximately 310.2% more rectangular screen area than XDA Atom Exec.
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.
XDA Atom Exec: Original memory entry
64 MB RAM · 192 MB ROM
Redmi S2: 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. XDA Atom Exec
- NFC:
- Unknown
- Headphone jack:
- No
- Memory card support:
- See details miniSD
2. Redmi S2
- 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 | XDA Atom Exec | Redmi S2 |
|---|---|---|
| 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 |
|
|
| Chipset | Unknown |
|
| Headphone jack |
|
|
Display
| Specification | XDA Atom Exec | Redmi S2 |
|---|---|---|
| Touchscreen |
|
|
| Display colors | Unknown |
|
| Screen area |
|
|
| Screen format |
|
|
| Screen to body ratio |
|
|
| PPI /points per inch/ |
|
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Camera and Video
| Specification | XDA Atom Exec | Redmi S2 |
|---|---|---|
| Rear camera, main |
|
|
| Camera specs |
|
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| Functions |
|
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| Video |
|
|
| Front camera, selfie |
|
|
| Specifications | Unknown |
|
Performance
Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.
| Specification | XDA Atom Exec | Redmi S2 |
|---|---|---|
| Processor CPU |
|
|
| Graphics processor GPU | Unknown |
|
| Antutu 7 score * | Unknown |
|
| GeekBench 4 Single Core * | Unknown |
|
| GeekBench 4 Multi-Core * | Unknown |
|
| GeekBench 5 Single Core * | Unknown |
|
| GeekBench 5 Multi-Core * | Unknown |
|
General specs
| Specification | XDA Atom Exec | Redmi S2 |
|---|---|---|
| Release date |
|
|
| Colors |
|
|
| Historical recorded price Legacy catalogue value; date unknown. Not a current offer. |
|
|
| Body build | Unknown |
|
Communication and Connectivity
| Specification | XDA Atom Exec | Redmi S2 |
|---|---|---|
| SIM card |
|
|
| Network | Unknown |
|
| Speed | Unknown |
|
| GPRS |
|
|
| 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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Music and Audio
| Specification | XDA Atom Exec | Redmi S2 |
|---|---|---|
| Radio |
|
|
| Others |
|
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Other features
| Specification | XDA Atom Exec | Redmi S2 |
|---|---|---|
| Dop |
|
|