O2 XDA Comet vs T-Mobile myTouch 4G
Compare recorded specifications, size and practical differences.
T-Mobile myTouch 4G
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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 Comet: 8.1 g lighter
- XDA Comet:
- 145 g
- myTouch 4G:
- 153.1 g
-
Width
XDA Comet: 3 mm narrower
- XDA Comet:
- 58 mm
- myTouch 4G:
- 61 mm
-
Screen diagonal
XDA Comet: 1.1 in smaller diagonal
- XDA Comet:
- 2.7 in
- myTouch 4G:
- 3.8 in
-
Depth
myTouch 4G: 8.8 mm thinner
- XDA Comet:
- 19 mm
- myTouch 4G:
- 10.2 mm
-
Height
XDA Comet: 15.9 mm shorter
- XDA Comet:
- 106 mm
- myTouch 4G:
- 121.9 mm
-
Release year
- XDA Comet:
- 2007
- myTouch 4G:
- 2010
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 +8.8 mm versus myTouch 4G
2. myTouch 4G
- Height:
- 121.9 mm +15.9 mm versus XDA Comet
- Width:
- 61 mm +3 mm versus XDA Comet
- Depth:
- 10.2 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. myTouch 4G
- Screen diagonal:
- 3.8 in
- Aspect ratio (height:width):
- 5:3
- Approximate rectangular screen area:
- 41.1 cm²
myTouch 4G has approximately 82.1% 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.
No unambiguous storage/RAM pairings are recorded. See the original specifications below.
XDA Comet: Original memory entry
64 MB RAM · 1 GB ROM
myTouch 4G: Original memory entry
4 GB · 768 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. XDA Comet
- NFC:
- Unknown
- Headphone jack:
- No
- Memory card support:
- See details miniSD
2. myTouch 4G
- NFC:
- Unknown
- Headphone jack:
- Yes
- Memory card support:
- See details microSD · up to 32 GB (dedicated slot) · 8 GB included
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 | myTouch 4G |
|---|---|---|
| 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 Comet | myTouch 4G |
|---|---|---|
| Touchscreen |
|
|
| Display colors |
|
|
| 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 | myTouch 4G |
|---|---|---|
| Rear camera, main |
|
|
| Camera specs |
|
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| Functions |
|
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| Video |
|
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| Front camera, selfie |
|
|
| Specifications |
|
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Performance
| Specification | XDA Comet | myTouch 4G |
|---|---|---|
| Processor CPU |
|
|
| Graphics processor GPU | Unknown |
|
General specs
| Specification | XDA Comet | myTouch 4G |
|---|---|---|
| Release date |
|
|
| Colors |
|
|
| Historical recorded price Legacy catalogue value; date unknown. Not a current offer. | Unknown |
|
| Battery life |
|
|
Communication and Connectivity
| Specification | XDA Comet | myTouch 4G |
|---|---|---|
| SIM card |
|
|
| Network |
|
|
| Speed |
|
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| GPRS |
|
|
| Edge |
|
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| Wi-Fi |
|
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| GPS |
|
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| USB |
|
|
| Bluetooth |
|
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Music and Audio
| Specification | XDA Comet | myTouch 4G |
|---|---|---|
| Radio |
|
|
| Others |
|
Unknown |
Other features
| Specification | XDA Comet | myTouch 4G |
|---|---|---|
| Dop |
|
|



