O2 XDA II mini vs Samsung Epic 4G
Compare recorded specifications, size and practical differences.
Samsung Epic 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 II mini: 5 g lighter
- XDA II mini:
- 150 g
- Epic 4G:
- 155 g
-
Width
XDA II mini: 7 mm narrower
- XDA II mini:
- 58 mm
- Epic 4G:
- 65 mm
-
Screen diagonal
XDA II mini: 1.2 in smaller diagonal
- XDA II mini:
- 2.8 in
- Epic 4G:
- 4 in
-
Depth
Epic 4G: 4 mm thinner
- XDA II mini:
- 18 mm
- Epic 4G:
- 14 mm
-
Height
XDA II mini: 16 mm shorter
- XDA II mini:
- 108 mm
- Epic 4G:
- 124 mm
-
Release year
- XDA II mini:
- 2004
- Epic 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 II mini
- Height:
- 108 mm
- Width:
- 58 mm
- Depth:
- 18 mm +4 mm versus Epic 4G
2. Epic 4G
- Height:
- 124 mm +16 mm versus XDA II mini
- Width:
- 65 mm +7 mm versus XDA II mini
- Depth:
- 14 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 II mini
- Screen diagonal:
- 2.8 in
- Aspect ratio (height:width):
- 4:3
- Approximate rectangular screen area:
- 24.3 cm²
2. Epic 4G
- Screen diagonal:
- 4 in
- Aspect ratio (height:width):
- 5:3
- Approximate rectangular screen area:
- 45.5 cm²
Epic 4G has approximately 87.6% more rectangular screen area than XDA II mini.
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 II mini: Original memory entry
64 MB RAM · 64 MB ROM
Epic 4G: Original memory entry
512 MB · 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. XDA II mini
- NFC:
- Unknown
- Headphone jack:
- No
- Memory card support:
- See details MMC/SDIO
2. Epic 4G
- 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 | XDA II mini | Epic 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 II mini | Epic 4G |
|---|---|---|
| Touchscreen |
|
|
| Display colors |
|
|
| Screen area |
|
|
| Screen format |
|
|
| Screen to body ratio |
|
|
| PPI /points per inch/ |
|
|
| Screen protection | Unknown |
|
Camera and Video
| Specification | XDA II mini | Epic 4G |
|---|---|---|
| Rear camera, main |
|
|
| Camera specs |
|
|
| Functions | Unknown |
|
| Video |
|
|
| Front camera, selfie |
|
|
| Specifications | Unknown |
|
Performance
| Specification | XDA II mini | Epic 4G |
|---|---|---|
| Processor CPU |
|
|
| Graphics processor GPU | Unknown |
|
General specs
| Specification | XDA II mini | Epic 4G |
|---|---|---|
| Release date |
|
|
| Colors |
|
|
| Historical recorded price Legacy catalogue value; date unknown. Not a current offer. | Unknown |
|
| Battery life |
|
|
Communication and Connectivity
| Specification | XDA II mini | Epic 4G |
|---|---|---|
| SIM card |
|
|
| Network | Unknown |
|
| Speed | Unknown |
|
| GPRS |
|
|
| Edge |
|
|
| Wi-Fi |
|
|
| GPS |
|
|
| USB |
|
|
| Bluetooth |
|
|
| Harmful irradiation | Unknown |
|
Music and Audio
| Specification | XDA II mini | Epic 4G |
|---|---|---|
| Radio |
|
|
| Others |
|
Unknown |
Other features
| Specification | XDA II mini | Epic 4G |
|---|---|---|
| Dop |
|
|