Fujitsu Siemens T830 vs verykool s4009 Crystal
Compare recorded specifications, size and practical differences.
verykool s4009 Crystal
Replace
+ Add a third phone
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.
-
Width
Siemens T830: 2 mm narrower
- Siemens T830:
- 64 mm
- s4009 Crystal:
- 66 mm
-
Screen diagonal
Siemens T830: 1.6 in smaller diagonal
- Siemens T830:
- 2.4 in
- s4009 Crystal:
- 4 in
-
Depth
s4009 Crystal: 10.3 mm thinner
- Siemens T830:
- 21 mm
- s4009 Crystal:
- 10.7 mm
-
Release year
- Siemens T830:
- 2006
- s4009 Crystal:
- 2017
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 +10.3 mm versus s4009 Crystal
- Weight:
- 190 g
2. s4009 Crystal
- Height:
- 127 mm
- Width:
- 66 mm +2 mm versus Siemens T830
- Depth:
- 10.7 mm
- Weight:
- Unknown
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. s4009 Crystal
- Screen diagonal:
- 4 in
- Aspect ratio (height:width):
- 5:3
- Approximate rectangular screen area:
- 45.5 cm²
s4009 Crystal has approximately 145.1% 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
s4009 Crystal: Original memory entry
8 GB · 512 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. Siemens T830
- NFC:
- Unknown
- Headphone jack:
- No
- Memory card support:
- See details SD
2. s4009 Crystal
- 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.
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 | s4009 Crystal |
|---|---|---|
| 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 | Siemens T830 | s4009 Crystal |
|---|---|---|
| Touchscreen |
|
|
| Display colors |
|
|
| Screen area |
|
|
| Screen format |
|
|
| Screen to body ratio |
|
|
| PPI /points per inch/ |
|
|
Camera and Video
| Specification | Siemens T830 | s4009 Crystal |
|---|---|---|
| Rear camera, main |
|
|
| Camera specs |
|
|
| Functions | Unknown |
|
| Video |
|
|
| Front camera, selfie |
|
|
| Specifications |
|
|
Performance
Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.
| Specification | Siemens T830 | s4009 Crystal |
|---|---|---|
| Processor CPU |
|
|
| Graphics processor GPU | Unknown |
|
| Antutu 7 score * | Unknown |
|
General specs
| Specification | Siemens T830 | s4009 Crystal |
|---|---|---|
| Release date |
|
|
| Colors |
|
|
| Battery life |
|
|
Communication and Connectivity
| Specification | Siemens T830 | s4009 Crystal |
|---|---|---|
| SIM card |
|
|
| Network |
|
|
| Speed |
|
|
| GPRS |
|
|
| Edge |
|
|
| Wi-Fi |
|
|
| GPS |
|
|
| USB |
|
|
| Bluetooth |
|
|
| Harmful irradiation | Unknown |
|
Music and Audio
| Specification | Siemens T830 | s4009 Crystal |
|---|---|---|
| Radio |
|
|
| Others |
|
Unknown |
Other features
| Specification | Siemens T830 | s4009 Crystal |
|---|---|---|
| Dop |
|
|
