O2 XDA Comet vs Samsung Galaxy S II Skyrocket i727
Compare recorded specifications, size and practical differences.
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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.
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Weight
Galaxy S II Skyrocket i727: 14.5 g lighter
- XDA Comet:
- 145 g
- Galaxy S II Skyrocket i727:
- 130.5 g
-
Width
XDA Comet: 10.8 mm narrower
- XDA Comet:
- 58 mm
- Galaxy S II Skyrocket i727:
- 68.8 mm
-
Screen diagonal
XDA Comet: 1.8 in smaller diagonal
- XDA Comet:
- 2.7 in
- Galaxy S II Skyrocket i727:
- 4.5 in
-
Depth
Galaxy S II Skyrocket i727: 9.5 mm thinner
- XDA Comet:
- 19 mm
- Galaxy S II Skyrocket i727:
- 9.5 mm
-
Height
XDA Comet: 23.8 mm shorter
- XDA Comet:
- 106 mm
- Galaxy S II Skyrocket i727:
- 129.8 mm
-
Release year
- XDA Comet:
- 2007
- Galaxy S II Skyrocket i727:
- 2011
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 Comet
- Height:
- 106 mm
- Width:
- 58 mm
- Depth:
- 19 mm +9.5 mm versus Galaxy S II Skyrocket i727
2. Galaxy S II Skyrocket i727
- Height:
- 129.8 mm +23.8 mm versus XDA Comet
- Width:
- 68.8 mm +10.8 mm versus XDA Comet
- Depth:
- 9.5 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. XDA Comet
- Screen diagonal:
- 2.7 in
- Aspect ratio (height:width):
- 4:3
- Approximate rectangular screen area:
- 22.6 cm²
2. Galaxy S II Skyrocket i727
- Screen diagonal:
- 4.5 in
- Aspect ratio (height:width):
- 5:3
- Approximate rectangular screen area:
- 57.6 cm²
Galaxy S II Skyrocket i727 has approximately 155.3% more rectangular screen area than XDA Comet.
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 | XDA Comet | Galaxy S II Skyrocket i727 |
|---|---|---|
| 16 GB | Unknown | 1 GB RAM |
XDA Comet: Original memory entry
64 MB RAM · 1 GB 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. XDA Comet
- NFC:
- Unknown
- Headphone jack:
- No
- Memory card support:
- See details miniSD
2. Galaxy S II Skyrocket i727
- NFC:
- Yes
- 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.
At least two unambiguous positive capacity values are needed for a chart. Original entries remain in the specifications.
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 Comet | Galaxy S II Skyrocket i727 |
|---|---|---|
| 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 |
|
|
| Battery Capacity is not battery life. No endurance test is implied. |
|
|
| Operating system OS |
|
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| Chipset | Unknown |
|
| NFC | Unknown |
|
| Headphone jack |
|
|
Display
| Specification | XDA Comet | Galaxy S II Skyrocket i727 |
|---|---|---|
| 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 | XDA Comet | Galaxy S II Skyrocket i727 |
|---|---|---|
| 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 |
|
|
Performance
| Specification | XDA Comet | Galaxy S II Skyrocket i727 |
|---|---|---|
| Processor CPU |
|
|
| Graphics processor GPU | Unknown |
|
General specs
| Specification | XDA Comet | Galaxy S II Skyrocket i727 |
|---|---|---|
| Release date |
|
|
| Colors |
|
|
| Historical recorded price Legacy catalogue value; date unknown. Not a current offer. | Unknown |
|
| Battery life |
|
|
Communication and Connectivity
| Specification | XDA Comet | Galaxy S II Skyrocket i727 |
|---|---|---|
| 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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| Harmful irradiation | Unknown |
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Music and Audio
| Specification | XDA Comet | Galaxy S II Skyrocket i727 |
|---|---|---|
| Radio |
|
|
| Others |
|
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Other features
| Specification | XDA Comet | Galaxy S II Skyrocket i727 |
|---|---|---|
| Dop |
|
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