O2 XDA Comet vs verykool SL4500 Fusion
Compare recorded specifications, size and practical differences.
verykool SL4500 Fusion
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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
SL4500 Fusion: 15 g lighter
- XDA Comet:
- 145 g
- SL4500 Fusion:
- 130 g
-
Width
XDA Comet: 7.6 mm narrower
- XDA Comet:
- 58 mm
- SL4500 Fusion:
- 65.6 mm
-
Screen diagonal
XDA Comet: 1.8 in smaller diagonal
- XDA Comet:
- 2.7 in
- SL4500 Fusion:
- 4.5 in
-
Depth
SL4500 Fusion: 10.1 mm thinner
- XDA Comet:
- 19 mm
- SL4500 Fusion:
- 8.9 mm
-
Height
XDA Comet: 25.6 mm shorter
- XDA Comet:
- 106 mm
- SL4500 Fusion:
- 131.6 mm
-
Release year
- XDA Comet:
- 2007
- SL4500 Fusion:
- 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. XDA Comet
- Height:
- 106 mm
- Width:
- 58 mm
- Depth:
- 19 mm +10.1 mm versus SL4500 Fusion
2. SL4500 Fusion
- Height:
- 131.6 mm +25.6 mm versus XDA Comet
- Width:
- 65.6 mm +7.6 mm versus XDA Comet
- Depth:
- 8.9 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. SL4500 Fusion
- Screen diagonal:
- 4.5 in
- Aspect ratio (height:width):
- 16:9
- Approximate rectangular screen area:
- 55.8 cm²
SL4500 Fusion has approximately 147.3% 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 | SL4500 Fusion |
|---|---|---|
| 8 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. SL4500 Fusion
- NFC:
- Unknown
- Headphone jack:
- Yes
- Memory card support:
- See details microSD · up to 64 GB
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 | SL4500 Fusion |
|---|---|---|
| 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 | SL4500 Fusion |
|---|---|---|
| Touchscreen |
|
|
| Display colors |
|
|
| Screen area |
|
|
| Screen format |
|
|
| Screen to body ratio |
|
|
| PPI /points per inch/ |
|
|
Camera and Video
| Specification | XDA Comet | SL4500 Fusion |
|---|---|---|
| Rear camera, main |
|
|
| Camera specs |
|
|
| Functions |
|
|
| Video |
|
|
| Front camera, selfie |
|
|
| Specifications |
|
|
Performance
| Specification | XDA Comet | SL4500 Fusion |
|---|---|---|
| Processor CPU |
|
|
| Graphics processor GPU | Unknown |
|
General specs
| Specification | XDA Comet | SL4500 Fusion |
|---|---|---|
| Release date |
|
|
| Colors |
|
|
| Historical recorded price Legacy catalogue value; date unknown. Not a current offer. | Unknown |
|
| Battery life |
|
|
Communication and Connectivity
| Specification | XDA Comet | SL4500 Fusion |
|---|---|---|
| SIM card |
|
|
| Network |
|
|
| Speed |
|
|
| GPRS |
|
|
| Edge |
|
|
| Wi-Fi |
|
|
| GPS |
|
|
| USB |
|
|
| Bluetooth |
|
|
| Harmful irradiation | Unknown |
|
Music and Audio
| Specification | XDA Comet | SL4500 Fusion |
|---|---|---|
| Radio |
|
|
| Others |
|
Unknown |
Other features
| Specification | XDA Comet | SL4500 Fusion |
|---|---|---|
| Dop |
|
|



