Phone Comparison - HP iPAQ Voice Messenger vs O2 XDA Serra
HP iPAQ Voice Messenger.jpg)
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O2 XDA Serra.jpg)
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| Manufacturer | HP | O2 |
| Announced | October 2008 | July 2008 |
| Status | Available - March 2009 | Available - September 2008 |
| Colors | Blue | Black |
| Form Factor | Candybar | Candybar |
| Dimension |
114 x 50 x 13.6 mm (4.49 x 1.97 x 0.54 in) |
102 x 51 x 18.1 mm (4.02 x 2.01 x 0.71 in) |
| Weight | 107 g (3.77 oz) | 165 g (5.82 oz) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 |
| 3G Network | HSDPA 900 / 1900 / 2100 | HSDPA 2100 |
| Messaging | SMS, MMS, EMail | SMS, MMS, EMail |
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| OS | Microsoft Windows Mobile 6.1 Standard | 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] | Adreno 130 [Similar] |
| RAM | 128 MB [Browse Similar] | 288 MB [Browse Similar] |
| Internal Memory | N/A | N/A |
| External Memory | microSD, up to 8 GB | microSD |
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| Type | TFT | TFT resistive touchscreen |
| Colors | 65K colors | 65K colors |
| Size | 2.4 inches [Similar] | 2.8 inches [Similar] |
| Resolution | 240 x 320 pixels (167 ppi) | 480 x 640 pixels (286 ppi) [Similar] |
| Screen-to-Body Ratio | 31.17% | 46.58% |
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| Radio | No | Stereo FM radio with RDS |
| Games | Yes | Yes |
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| Rear Camera | 3.15 MP, 2048x1536 pixels [Similar] | 3.15 MP, 2048x1536 pixels [Similar] |
| Flash | LED flash | LED flash |
| Features | Auto focus, | Auto focus, |
| Video | Yes | Yes |
| Front Camera | No [Similar] | VGA videocall camera [Similar] |
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| GPRS | Class 10 (4+1/3+2 slots), 32 - 48 kbps | Class 10 (4+1/3+2 slots), 32 - 48 kbps |
| Edge | Class 10, 236.8 kbps | Class 10, 236.8 kbps |
| 3G | HSDPA, 7.2 Mbps | HSDPA, 7.2 Mbps |
| Bluetooth | Yes, v2.0 with A2DP | Yes, v2.0 with A2DP |
| Wi-Fi | Wi-Fi 802.11b/g | Wi-Fi 802.11 b/g |
| USB | Yes, v2.0 microUSB | Yes, miniUSB |
| GPS | Yes, with A-GPS support | Yes, with A-GPS support |
| Browser | WAP 2.0/xHTML, HTML (PocketIE) | WAP 2.0/xHTML, HTML |
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| Internal | 128 MB RAM, 256 MB ROM | 288 MB RAM, 512 MB ROM |
| Expandable Storage | microSD, up to 8 GB | microSD |
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| Type | Standard battery, Li-Po | Standard battery, Li-Ion |
| Capacity | 1260 mAh | 1340 mAh |
| Stand by | - | Up to 406 h |
| Talk Time | - | Up to 8 h |
