Celkon Millennia Xplore vs O2 XDA Serra
Compare recorded specifications, size and practical differences.
O2 XDA Serra
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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
Millennia Xplore: 15 g lighter
- Millennia Xplore:
- 150 g
- XDA Serra:
- 165 g
-
Width
XDA Serra: 22.8 mm narrower
- Millennia Xplore:
- 73.8 mm
- XDA Serra:
- 51 mm
-
Screen diagonal
XDA Serra: 2.2 in smaller diagonal
- Millennia Xplore:
- 5 in
- XDA Serra:
- 2.8 in
-
Chipset
- Millennia Xplore:
- Mediatek MT6582M (28 nm)
- XDA Serra:
- Qualcomm MSM7201A
-
Depth
Millennia Xplore: 10.2 mm thinner
- Millennia Xplore:
- 7.9 mm
- XDA Serra:
- 18.1 mm
-
Height
XDA Serra: 43.7 mm shorter
- Millennia Xplore:
- 145.7 mm
- XDA Serra:
- 102 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. Millennia Xplore
- Height:
- 145.7 mm +43.7 mm versus XDA Serra
- Width:
- 73.8 mm +22.8 mm versus XDA Serra
- Depth:
- 7.9 mm
2. XDA Serra
- Height:
- 102 mm
- Width:
- 51 mm
- Depth:
- 18.1 mm +10.2 mm versus Millennia Xplore
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. Millennia Xplore
- Screen diagonal:
- 5 in
- Aspect ratio (height:width):
- 16:9
- Approximate rectangular screen area:
- 68.9 cm²
2. XDA Serra
- Screen diagonal:
- 2.8 in
- Aspect ratio (height:width):
- 4:3
- Approximate rectangular screen area:
- 24.3 cm²
Millennia Xplore has approximately 183.9% more rectangular screen area than XDA Serra.
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 | Millennia Xplore | XDA Serra |
|---|---|---|
| 8 GB | 1 GB RAM | Unknown |
XDA Serra: Original memory entry
288 MB RAM · 512 MB ROM
Practical features
Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.
1. Millennia Xplore
- NFC:
- Unknown
- Headphone jack:
- Yes
- Memory card support:
- See details microSD · up to 32 GB
2. XDA Serra
- NFC:
- Unknown
- Headphone jack:
- No
- Memory card support:
- See details microSD (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 | Millennia Xplore | XDA Serra |
|---|---|---|
| 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 | Millennia Xplore | XDA Serra |
|---|---|---|
| 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 | Millennia Xplore | XDA Serra |
|---|---|---|
| Rear camera, main |
|
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| Camera specs |
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| Functions |
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| Video |
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| Front camera, selfie |
|
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| Specifications |
|
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Performance
| Specification | Millennia Xplore | XDA Serra |
|---|---|---|
| Processor CPU |
|
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| Graphics processor GPU |
|
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General specs
| Specification | Millennia Xplore | XDA Serra |
|---|---|---|
| Release date |
|
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| Colors |
|
|
| Battery life | Unknown |
|
Communication and Connectivity
| Specification | Millennia Xplore | XDA Serra |
|---|---|---|
| SIM card |
|
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| 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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Music and Audio
| Specification | Millennia Xplore | XDA Serra |
|---|---|---|
| Radio |
|
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| Others | Unknown |
|
Other features
| Specification | Millennia Xplore | XDA Serra |
|---|---|---|
| Dop |
|
|

