Side-by-side technical data
O2 X1i 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 X1i, if you care about…
- Weight
- 86 g
- against 165 g
O2 XDA Serra, if you care about…
- Talk time
- 8 h
- against 3 h
- Standby time
- 406 h
- against 235 h
- Expandable Storage
- Yes
- against No
- Display Horizontal Resolution
- 480 px
- against 128 px
Specification comparison
Battery
| Specification | X1i | XDA Serra |
|---|---|---|
| Battery Efficiency Rating | — | — |
| Battery Capacity | — | 1,340 mAh |
| Battery Type | Li-Ion | Li-Ion |
| Fast Charge Power | — | — |
| Battery Features | — | — |
| Battery Endurance | — | — |
| Wireless charging power | — | — |
| Charge cycles | — | — |
| Talk time | 3 h | 8 h Best value |
| Standby time | 235 h | 406 h Best value |
| Music playback time | — | — |
Design
| Specification | X1i | XDA Serra |
|---|---|---|
| Body Colors | Silver | Black |
| Body Thickness | 18 mm Best value | 18.1 mm |
| Body Width | 45 mm | 51 mm |
| Body Height | 102 mm | 102 mm |
| Weight | 86 g Best value | 165 g |
| Usable Surface | — | 46.7 % |
| Body Materials | — | — |
| Resistance Features | — | — |
| Waterproof Depth | — | — |
| Drop Resistance Class | — | — |
| Repairability Class | — | — |
| Foldable | No | No |
| Rugged Build | No | No |
| Drop Test Count | — | — |
| Unfolded thickness | — | — |
| QWERTY keyboard | — | Yes |
Performance
| Specification | X1i | XDA Serra |
|---|---|---|
| Processor Model | — | Qualcomm MSM7201A |
| Processor Process Size | — | — |
| Graphics GPU | — | Qualcomm Adreno 130 |
| Storage Type | — | — |
| Maximum CPU Clock | — | 0.528 GHz |
| Maximum Storage Capacity | — | 512 MB |
| AnTuTu Score | — | — |
| Geekbench 6 Single-Core | — | — |
| Geekbench 6 Multi-Core | — | — |
| CPU Description | — | 528 MHz ARM 11 |
| Processor Type | — | — |
| 64-Bit Processor | — | — |
| RAM Capacity | — | 288 MB |
| RAM Type | — | — |
| Expandable Storage | No | Yes Best value |
| AnTuTu version | — | — |
| 3DMark Wild Life Extreme | — | — |
| Maximum memory card | — | — |
Sensors
| Specification | X1i | XDA Serra |
|---|---|---|
| Fingerprint Sensor Placement | — | — |
Display
| Specification | X1i | XDA Serra |
|---|---|---|
| Display Aspect Ratio | 1:1 | 4:3 |
| Peak Display Brightness | — | — |
| Display Technology | TFT LCD | TFT LCD |
| Display Diagonal | — | 2.8″ |
| Display Horizontal Resolution | 128 px | 480 px Best value |
| Display Vertical Resolution | 128 px | 640 px Best value |
| Display Pixel Density | — | 286 ppi |
| Display Refresh Rate | — | — |
| Touch Sampling Rate | — | — |
| Display Contrast Ratio | — | — |
| Display Features | — | 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 | X1i | XDA Serra |
|---|---|---|
| Sensor Features | — | Accelerometer |
Software
| Specification | X1i | XDA Serra |
|---|---|---|
| Operating System | — | Windows Mobile 6.1 |
| OS Family | — | Windows Mobile |
| OS Version | — | 6.1 |
| OS Update Support | — | — |
| Direct OS Updates | — | — |
| Google Services | — | — |
| Web browser | WAP 2.0/xHTML | WAP 2.0/xHTML, HTML Best value |
| Java (J2ME) | No | — |
Connectivity
| Specification | X1i | XDA Serra |
|---|---|---|
| SIM Configurations | Mini-SIM | Mini-SIM |
| Cellular Bands | 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/g |
| Wi-Fi Features | — | Wi-Fi 802.11b/g |
| Bluetooth Version | — | Bluetooth 2.0 |
| Bluetooth Profiles | — | A2DP |
| Navigation Systems | — | GPS, A-GPS |
| Connectivity Features | — | MP3 Player, MP4/3GP Player, FM Radio, miniUSB |
| USB Version | — | miniUSB |
| SAR American Head | — | — |
| SAR American Body | — | — |
| SAR (EU) head | — | — |
| SAR (EU) body | — | — |
| Messaging | SMS, MMS | — |
Audio
| Specification | X1i | XDA Serra |
|---|---|---|
| Microphone Count | — | — |
| Audio Features | — | A2DP, Loudspeaker |
| Alert types | Vibration, Polyphonic ringtones, Downloadable ringtones | — |
Technical
| Specification | X1i | XDA Serra |
|---|---|---|
| EAN / GTIN | — | — |
| UPC | — | — |
| Launch price | — | — |
| MPN | — | — |
| Launch price (USD) | — | — |
Features
| Specification | X1i | XDA Serra |
|---|---|---|
| Built-in functions | Predictive text input, Organizer | Handwriting recognition, MP3 player, Audio/video player, Voice memo, Predictive text input |
