verykool s4510 Luna vs Xiaomi Redmi 4a
Compare recorded specifications, size and practical differences.
Xiaomi Redmi 4a
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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
Redmi 4a: 10.5 g lighter
- s4510 Luna:
- 142 g
- Redmi 4a:
- 131.5 g
-
Width
s4510 Luna: 2.9 mm narrower
- s4510 Luna:
- 67.5 mm
- Redmi 4a:
- 70.4 mm
-
Screen diagonal
s4510 Luna: 0.5 in smaller diagonal
- s4510 Luna:
- 4.5 in
- Redmi 4a:
- 5 in
-
Chipset
- s4510 Luna:
- Mediatek MT6572 (28 nm)
- Redmi 4a:
- Qualcomm MSM8917 Snapdragon 425 (28 nm)
-
Depth
Redmi 4a: 1.7 mm thinner
- s4510 Luna:
- 10.2 mm
- Redmi 4a:
- 8.5 mm
-
Height
s4510 Luna: 3.9 mm shorter
- s4510 Luna:
- 136 mm
- Redmi 4a:
- 139.9 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. s4510 Luna
- Height:
- 136 mm
- Width:
- 67.5 mm
- Depth:
- 10.2 mm +1.7 mm versus Redmi 4a
2. Redmi 4a
- Height:
- 139.9 mm +3.9 mm versus s4510 Luna
- Width:
- 70.4 mm +2.9 mm versus s4510 Luna
- Depth:
- 8.5 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. s4510 Luna
- Screen diagonal:
- 4.5 in
- Aspect ratio (height:width):
- 5:3
- Approximate rectangular screen area:
- 57.6 cm²
2. Redmi 4a
- Screen diagonal:
- 5 in
- Aspect ratio (height:width):
- 16:9
- Approximate rectangular screen area:
- 68.9 cm²
Redmi 4a has approximately 19.6% more rectangular screen area than s4510 Luna.
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 | s4510 Luna | Redmi 4a |
|---|---|---|
| 16 GB | Unknown | 2 GB RAM |
| 32 GB | Unknown | 2 GB RAM |
s4510 Luna: 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. s4510 Luna
- NFC:
- Unknown
- Headphone jack:
- Yes
- Memory card support:
- See details microSD · up to 32 GB (dedicated slot)
2. Redmi 4a
- NFC:
- Unknown
- Headphone jack:
- Yes
- Memory card support:
- See details microSD · up to 256 GB (uses SIM 2 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 | s4510 Luna | Redmi 4a |
|---|---|---|
| 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 | s4510 Luna | Redmi 4a |
|---|---|---|
| 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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Camera and Video
| Specification | s4510 Luna | Redmi 4a |
|---|---|---|
| Rear camera, main |
|
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| Camera specs |
|
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| Functions | Unknown |
|
| Video |
|
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| Front camera, selfie |
|
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| Specifications |
|
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Performance
Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.
| Specification | s4510 Luna | Redmi 4a |
|---|---|---|
| Processor CPU |
|
|
| Graphics processor GPU |
|
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| Antutu 7 score * | Unknown |
|
| GeekBench 4 Single Core * | Unknown |
|
| GeekBench 4 Multi-Core * | Unknown |
|
| GeekBench 4 RenderScript * | Unknown |
|
| GeekBench 5 Single Core * | Unknown |
|
| GeekBench 5 Multi-Core * | Unknown |
|
General specs
| Specification | s4510 Luna | Redmi 4a |
|---|---|---|
| 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 | s4510 Luna | Redmi 4a |
|---|---|---|
| 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 |
|
Unknown |
Music and Audio
| Specification | s4510 Luna | Redmi 4a |
|---|---|---|
| Radio |
|
|
| Others | Unknown |
|
Other features
| Specification | s4510 Luna | Redmi 4a |
|---|---|---|
| Dop |
|
|


