Micromax Bolt A51 vs Xiaomi Redmi 2A
Compare recorded specifications, size and practical differences.
Xiaomi Redmi 2A
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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
Bolt A51: 14 g lighter
- Bolt A51:
- 118 g
- Redmi 2A:
- 132 g
-
Width
Bolt A51: 4.7 mm narrower
- Bolt A51:
- 62.5 mm
- Redmi 2A:
- 67.2 mm
-
Screen diagonal
Bolt A51: 1.2 in smaller diagonal
- Bolt A51:
- 3.5 in
- Redmi 2A:
- 4.7 in
-
Depth
Redmi 2A: 3.4 mm thinner
- Bolt A51:
- 12.8 mm
- Redmi 2A:
- 9.4 mm
-
Height
Bolt A51: 15.5 mm shorter
- Bolt A51:
- 118.5 mm
- Redmi 2A:
- 134 mm
-
Release year
- Bolt A51:
- 2013
- Redmi 2A:
- 2015
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. Bolt A51
- Height:
- 118.5 mm
- Width:
- 62.5 mm
- Depth:
- 12.8 mm +3.4 mm versus Redmi 2A
2. Redmi 2A
- Height:
- 134 mm +15.5 mm versus Bolt A51
- Width:
- 67.2 mm +4.7 mm versus Bolt A51
- Depth:
- 9.4 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. Bolt A51
- Screen diagonal:
- 3.5 in
- Aspect ratio (height:width):
- 3:2
- Approximate rectangular screen area:
- 36.5 cm²
2. Redmi 2A
- Screen diagonal:
- 4.7 in
- Aspect ratio (height:width):
- 16:9
- Approximate rectangular screen area:
- 60.9 cm²
Redmi 2A has approximately 66.9% more rectangular screen area than Bolt A51.
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 | Bolt A51 | Redmi 2A |
|---|---|---|
| 8 GB | Unknown | 1 GB RAM |
Bolt A51: Original memory entry
512 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. Bolt A51
- NFC:
- Unknown
- Headphone jack:
- Yes
- Memory card support:
- See details microSD · up to 32 GB (dedicated slot)
2. Redmi 2A
- NFC:
- Unknown
- Headphone jack:
- Yes
- Memory card support:
- See details microSD · up to 32 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 | Bolt A51 | Redmi 2A |
|---|---|---|
| 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 | Bolt A51 | Redmi 2A |
|---|---|---|
| Touchscreen |
|
|
| Display colors | Unknown |
|
| Screen area |
|
|
| Screen format |
|
|
| Screen to body ratio |
|
|
| PPI /points per inch/ |
|
|
| Screen protection | Unknown |
|
Camera and Video
| Specification | Bolt A51 | Redmi 2A |
|---|---|---|
| Rear camera, main |
|
|
| Camera specs |
|
|
| Functions |
|
|
| Video |
|
|
| Front camera, selfie |
|
|
| Specifications |
|
|
Performance
| Specification | Bolt A51 | Redmi 2A |
|---|---|---|
| Processor CPU |
|
|
| Graphics processor GPU | Unknown |
|
General specs
| Specification | Bolt A51 | Redmi 2A |
|---|---|---|
| Release date |
|
|
| Colors |
|
|
| Historical recorded price Legacy catalogue value; date unknown. Not a current offer. |
|
|
| Battery life |
|
Unknown |
Communication and Connectivity
| Specification | Bolt A51 | Redmi 2A |
|---|---|---|
| SIM card |
|
|
| Network |
|
|
| Speed |
|
|
| GPRS |
|
|
| Edge |
|
|
| Wi-Fi |
|
|
| GPS |
|
|
| USB |
|
|
| Bluetooth |
|
|
Music and Audio
| Specification | Bolt A51 | Redmi 2A |
|---|---|---|
| Radio |
|
|
| Others | Unknown |
|
Other features
| Specification | Bolt A51 | Redmi 2A |
|---|---|---|
| Dop |
|
|