Fujitsu Siemens T830 vs Lava Iris X8
Compare recorded specifications, size and practical differences.
Lava Iris X8
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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
Iris X8: 30 g lighter
- Siemens T830:
- 190 g
- Iris X8:
- 160 g
-
Width
Siemens T830: 7 mm narrower
- Siemens T830:
- 64 mm
- Iris X8:
- 71 mm
-
Screen diagonal
Siemens T830: 2.6 in smaller diagonal
- Siemens T830:
- 2.4 in
- Iris X8:
- 5 in
-
Depth
Iris X8: 12.4 mm thinner
- Siemens T830:
- 21 mm
- Iris X8:
- 8.6 mm
-
Height
Siemens T830: 17.4 mm shorter
- Siemens T830:
- 126 mm
- Iris X8:
- 143.4 mm
-
Release year
- Siemens T830:
- 2006
- Iris X8:
- 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. Siemens T830
- Height:
- 126 mm
- Width:
- 64 mm
- Depth:
- 21 mm +12.4 mm versus Iris X8
2. Iris X8
- Height:
- 143.4 mm +17.4 mm versus Siemens T830
- Width:
- 71 mm +7 mm versus Siemens T830
- Depth:
- 8.6 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. Siemens T830
- Screen diagonal:
- 2.4 in
- Aspect ratio (height:width):
- 1:1
- Approximate rectangular screen area:
- 18.6 cm²
2. Iris X8
- Screen diagonal:
- 5 in
- Aspect ratio (height:width):
- 16:9
- Approximate rectangular screen area:
- 68.9 cm²
Iris X8 has approximately 270.9% more rectangular screen area than Siemens T830.
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.
Siemens T830: Original memory entry
64 MB RAM · 128 MB ROM
Iris X8: Original memory entry
8 GB · 1 GB RAM/ 16 GB · 2 GB 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. Siemens T830
- NFC:
- Unknown
- Headphone jack:
- No
- Memory card support:
- See details SD
2. Iris X8
- NFC:
- Unknown
- 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.
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 | Siemens T830 | Iris X8 |
|---|---|---|
| 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 |
|
|
| Headphone jack |
|
|
Display
| Specification | Siemens T830 | Iris X8 |
|---|---|---|
| Touchscreen |
|
|
| Display colors |
|
|
| Screen area |
|
|
| Screen format |
|
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| Screen to body ratio |
|
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| PPI /points per inch/ |
|
|
| Screen protection | Unknown |
|
Camera and Video
| Specification | Siemens T830 | Iris X8 |
|---|---|---|
| Rear camera, main |
|
|
| Camera specs |
|
|
| Functions | Unknown |
|
| Video |
|
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| Front camera, selfie |
|
|
| Specifications |
|
|
Performance
| Specification | Siemens T830 | Iris X8 |
|---|---|---|
| Processor CPU |
|
|
General specs
| Specification | Siemens T830 | Iris X8 |
|---|---|---|
| Release date |
|
|
| Colors |
|
|
| Historical recorded price Legacy catalogue value; date unknown. Not a current offer. | Unknown |
|
| Battery life |
|
|
Communication and Connectivity
| Specification | Siemens T830 | Iris X8 |
|---|---|---|
| SIM card |
|
|
| Network |
|
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| Speed |
|
|
| 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 |
|
|
Music and Audio
| Specification | Siemens T830 | Iris X8 |
|---|---|---|
| Radio |
|
|
| Others |
|
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Other features
| Specification | Siemens T830 | Iris X8 |
|---|---|---|
| Dop |
|
|
