O2
Side-by-side technical data
O2 XDA IIs vs O2 XDA Serra
Compare up to four phones using typed, normalized technical data. Measurements stay numeric, capabilities stay boolean, and options stay comparable.
The verdict
Neither runs away with it: each wins something.
Which one is for you?
O2 XDA IIs, if you care about…
- Battery Capacity
- 1,490 mAh
- against 1,340 mAh
- Display Diagonal
- 3.5″
- against 2.8″
- OS Version
- 2,003
- against 6.1
O2 XDA Serra, if you care about…
- RAM Capacity
- 288 MB
- against 128 MB
- Wi-Fi Standards
- Wi-Fi 802.11b/g
- against Wi-Fi 802.11b
- Maximum Storage Capacity
- 512 MB
- against 96 MB
- Display Pixel Density
- 286 ppi
- against 114 ppi
Specification comparison
Battery
| Specification | XDA IIs | XDA Serra |
|---|---|---|
| Battery Efficiency Rating | — | — |
| Battery Capacity | 1,490 mAh Best value | 1,340 mAh |
| Battery Type | Li-Po | Li-Ion |
| Fast Charge Power | — | — |
| Battery Features | — | — |
| Battery Endurance | — | — |
| Wireless charging power | — | — |
| Charge cycles | — | — |
| Talk time | 4 h | 8 h Best value |
| Standby time | 168 h | 406 h Best value |
| Music playback time | — | — |
Design
| Specification | XDA IIs | XDA Serra |
|---|---|---|
| Body Colors | — | Black |
| Body Thickness | 19 mm | 18.1 mm Best value |
| Body Width | 71 mm | 51 mm |
| Body Height | 125 mm | 102 mm |
| Weight | 210 g | 165 g Best value |
| Usable Surface | 42.7 % | 46.7 % Best value |
| Body Materials | — | — |
| Resistance Features | — | — |
| Waterproof Depth | — | — |
| Drop Resistance Class | — | — |
| Repairability Class | — | — |
| Foldable | No | No |
| Rugged Build | No | No |
| Drop Test Count | — | — |
| Unfolded thickness | 19 mm | — |
| QWERTY keyboard | Yes | Yes |
Performance
| Specification | XDA IIs | XDA Serra |
|---|---|---|
| Processor Model | — | Qualcomm MSM7201A |
| Processor Process Size | — | — |
| Graphics GPU | — | Qualcomm Adreno 130 |
| Storage Type | — | — |
| Maximum CPU Clock | 0.4 GHz | 0.528 GHz Best value |
| Maximum Storage Capacity | 96 MB | 512 MB Best value |
| AnTuTu Score | — | — |
| Geekbench 6 Single-Core | — | — |
| Geekbench 6 Multi-Core | — | — |
| CPU Description | Intel XScale PXA263 400 MHz | 528 MHz ARM 11 |
| Processor Type | — | — |
| 64-Bit Processor | — | — |
| RAM Capacity | 128 MB | 288 MB Best value |
| RAM Type | — | — |
| Expandable Storage | Yes | Yes |
| AnTuTu version | — | — |
| 3DMark Wild Life Extreme | — | — |
| Maximum memory card | — | — |
Sensors
| Specification | XDA IIs | XDA Serra |
|---|---|---|
| Fingerprint Sensor Placement | — | — |
Display
| Specification | XDA IIs | XDA Serra |
|---|---|---|
| Display Aspect Ratio | 4:3 | 4:3 |
| Peak Display Brightness | — | — |
| Display Technology | TFT LCD | TFT LCD |
| Display Diagonal | 3.5″ Best value | 2.8″ |
| Display Horizontal Resolution | 240 px | 480 px Best value |
| Display Vertical Resolution | 320 px | 640 px Best value |
| Display Pixel Density | 114 ppi | 286 ppi Best value |
| Display Refresh Rate | — | — |
| Touch Sampling Rate | — | — |
| Display Contrast Ratio | — | — |
| Display Features | Resistive Touchscreen | Touchscreen |
| Integrated Projector | No | No |
| Projector Brightness | — | — |
| Projector Horizontal Resolution | — | — |
| Projector Vertical Resolution | — | — |
| Cover display diagonal | — | — |
| Cover display refresh rate | — | — |
| Cover display peak brightness | — | — |
| Display colors | 65K colors | 65K colors |
Sensor
| Specification | XDA IIs | XDA Serra |
|---|---|---|
| Sensor Features | — | Accelerometer |
Software
| Specification | XDA IIs | XDA Serra |
|---|---|---|
| Operating System | Windows Mobile 2003 SE Smartphone | Windows Mobile 6.1 |
| OS Family | Windows Mobile | Windows Mobile |
| OS Version | 2,003 Best value | 6.1 |
| OS Update Support | — | — |
| Direct OS Updates | — | — |
| Google Services | — | — |
| Web browser | WAP 2.0/xHTML, HTML | WAP 2.0/xHTML, HTML |
| Java (J2ME) | — | — |
Connectivity
| Specification | XDA IIs | XDA Serra |
|---|---|---|
| SIM Configurations | Mini-SIM | Mini-SIM |
| Cellular Bands | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900 | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS 2100 |
| Cellular Technologies | GSM, GPRS | GSM, HSPA Best value |
| Wi-Fi Standards | Wi-Fi 802.11b | Wi-Fi 802.11b/g Best value |
| Wi-Fi Features | — | Wi-Fi 802.11b/g |
| Bluetooth Version | — | Bluetooth 2.0 |
| Bluetooth Profiles | — | A2DP |
| Navigation Systems | — | GPS, A-GPS |
| Connectivity Features | Infrared | MP3 Player, MP4/3GP Player, FM Radio, miniUSB |
| USB Version | Proprietary | miniUSB |
| SAR American Head | — | — |
| SAR American Body | — | — |
| SAR (EU) head | — | — |
| SAR (EU) body | — | — |
| Messaging | — | — |
Audio
| Specification | XDA IIs | XDA Serra |
|---|---|---|
| Microphone Count | — | — |
| Audio Features | Bluetooth, Loudspeaker | A2DP, Loudspeaker |
| Alert types | Vibration, Downloadable ringtones, Polyphonic ringtones | — |
Technical
| Specification | XDA IIs | XDA Serra |
|---|---|---|
| EAN / GTIN | — | — |
| UPC | — | — |
| Launch price | — | — |
| MPN | — | — |
| Launch price (USD) | — | — |
Features
| Specification | XDA IIs | XDA Serra |
|---|---|---|
| Built-in functions | Handwriting recognition, MP3 player, Audio/video player, Voice memo | Handwriting recognition, MP3 player, Audio/video player, Voice memo, Predictive text input |
