T-Mobile Prism II vs Vertu Signature Touch (2015)
Compare recorded specifications, size and practical differences.
Vertu Signature Touch (2015)
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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
Prism II: 125 g lighter
- Prism II:
- 100 g
- Signature Touch (2015):
- 225 g
-
Width
Prism II: 12 mm narrower
- Prism II:
- 62 mm
- Signature Touch (2015):
- 74 mm
-
Screen diagonal
Prism II: 1.7 in smaller diagonal
- Prism II:
- 3.5 in
- Signature Touch (2015):
- 5.2 in
-
Depth
Signature Touch (2015): 1.6 mm thinner
- Prism II:
- 12.4 mm
- Signature Touch (2015):
- 10.8 mm
-
Height
Prism II: 38 mm shorter
- Prism II:
- 117 mm
- Signature Touch (2015):
- 155 mm
-
Release year
- Prism II:
- 2013
- Signature Touch (2015):
- 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. Prism II
- Height:
- 117 mm
- Width:
- 62 mm
- Depth:
- 12.4 mm +1.6 mm versus Signature Touch (2015)
2. Signature Touch (2015)
- Height:
- 155 mm +38 mm versus Prism II
- Width:
- 74 mm +12 mm versus Prism II
- Depth:
- 10.8 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. Prism II
- Screen diagonal:
- 3.5 in
- Aspect ratio (height:width):
- 3:2
- Approximate rectangular screen area:
- 36.5 cm²
2. Signature Touch (2015)
- Screen diagonal:
- 5.2 in
- Aspect ratio (height:width):
- 16:9
- Approximate rectangular screen area:
- 74.5 cm²
Signature Touch (2015) has approximately 104.4% more rectangular screen area than Prism II.
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.
Prism II: Original memory entry
4 GB · 512 MB RAM
Signature Touch (2015): Original memory entry
64 GB · 512GB 4GB
Practical features
Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.
1. Prism II
- NFC:
- Unknown
- Headphone jack:
- Yes
- Memory card support:
- See details microSD · up to 32 GB (dedicated slot)
2. Signature Touch (2015)
- NFC:
- Yes
- Headphone jack:
- Yes
- Memory card support:
- See details microSD · up to 256 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 | Prism II | Signature Touch (2015) |
|---|---|---|
| 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 |
|
| NFC | Unknown |
|
| Headphone jack |
|
|
Display
| Specification | Prism II | Signature Touch (2015) |
|---|---|---|
| Touchscreen |
|
|
| Display colors | Unknown |
|
| Screen area |
|
|
| Screen format |
|
|
| Screen to body ratio |
|
|
| PPI /points per inch/ |
|
|
| Screen protection | Unknown |
|
Camera and Video
| Specification | Prism II | Signature Touch (2015) |
|---|---|---|
| Rear camera, main |
|
|
| Camera specs |
|
|
| Functions | Unknown |
|
| Video |
|
|
| Front camera, selfie |
|
|
| Specifications | Unknown |
|
Performance
| Specification | Prism II | Signature Touch (2015) |
|---|---|---|
| Processor CPU |
|
|
| Graphics processor GPU | Unknown |
|
General specs
| Specification | Prism II | Signature Touch (2015) |
|---|---|---|
| Release date |
|
|
| Colors |
|
|
| Historical recorded price Legacy catalogue value; date unknown. Not a current offer. |
|
|
| Battery life |
|
Unknown |
Communication and Connectivity
| Specification | Prism II | Signature Touch (2015) |
|---|---|---|
| SIM card |
|
|
| Network |
|
|
| Speed |
|
|
| GPRS |
|
|
| Edge |
|
|
| Wi-Fi |
|
|
| GPS |
|
|
| USB |
|
|
| Bluetooth |
|
|
Music and Audio
| Specification | Prism II | Signature Touch (2015) |
|---|---|---|
| Radio |
|
|
| Others | Unknown |
|
Other features
| Specification | Prism II | Signature Touch (2015) |
|---|---|---|
| Dop |
|
|