Phone Comparison - O2 XDA Serra vs Asus P835
O2 XDA Serra.jpg)
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Asus P835.jpg)
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| Manufacturer | O2 | Asus |
| Announced | July 2008 | March 2009 |
| Status | Available - September 2008 | Available - May 2009 |
| Colors | Black | Black |
| Form Factor | Candybar | Candybar |
| Dimension |
102 x 51 x 18.1 mm (4.02 x 2.01 x 0.71 in) |
115 x 59 x 13.8 mm (4.53 x 2.32 x 0.54 in) |
| Weight | 165 g (5.82 oz) | 148 g (5.22 oz) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 |
| 3G Network | HSDPA 2100 | HSDPA 900 / 1900 / 2100 |
| Messaging | SMS, MMS, EMail | SMS, MMS |
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| OS | Microsoft Windows Mobile 6.1 Professional | Microsoft Windows Mobile 6.1 Professional |
| Processor | 528 MHz ARM 11, Qualcomm MSM7201A [Similar] | 528 MHz ARM 11, Qualcomm MSM7201A [Similar] |
| GPU | Adreno 130 [Similar] | |
| RAM | 288 MB [Browse Similar] | 288 MB [Browse Similar] |
| Internal Memory | N/A | 4 GB storage |
| External Memory | microSD | microSD, up to 16GB |
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| Type | TFT resistive touchscreen | TFT resistive touchscreen |
| Colors | 65K colors | 65K colors |
| Size | 2.8 inches [Similar] | 3.5 inches [Similar] |
| Resolution | 480 x 640 pixels (286 ppi) [Similar] | 480 x 800 pixels (267 ppi) [Similar] |
| Screen-to-Body Ratio | 46.58% | 51.22% |
| Multi-Touch |  |
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| Radio | Stereo FM radio with RDS | No |
| Games | Yes | Yes |
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| Rear Camera | 3.15 MP, 2048x1536 pixels [Similar] | 5 MP, 2592x1944 pixels [Similar] |
| Flash | LED flash | No |
| Features | Auto focus, | Auto focus, |
| Video | Yes | Yes |
| Front Camera | VGA videocall camera [Similar] | Yes [Similar] |
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| GPRS | Class 10 (4+1/3+2 slots), 32 - 48 kbps | Class 12 (4+1/3+2/2+3/1+4 slots), 32 - 48 kbps |
| Edge | Class 10, 236.8 kbps | Class 12 |
| 3G | HSDPA, 7.2 Mbps | HSDPA, 7.2 Mbps, HSUPA 2 Mbps |
| Bluetooth | Yes, v2.0 with A2DP | Yes, v2.0 with A2DP |
| Wi-Fi | Wi-Fi 802.11 b/g | Wi-Fi 802.11b/g |
| USB | Yes, miniUSB | Yes, v2.0 |
| GPS | Yes, with A-GPS support | Yes, with A-GPS support |
| Browser | WAP 2.0/xHTML, HTML | WAP 2.0/xHTML, HTML (IE), RSS reader |
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| Internal | 288 MB RAM, 512 MB ROM | 4GB storage, 288MB RAM, 256MB ROM |
| Expandable Storage | microSD | microSD, up to 16GB |
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| Type | Standard battery, Li-Ion | Standard battery, Li-Ion |
| Capacity | 1340 mAh | 1100 mAh |
| Stand by | Up to 406 h | Up to 350 h |
| Talk Time | Up to 8 h | Up to 6 h |
