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Brief information about compared phones: O2 XDA Exec , Palm CentroO2 XDA Exec 2005 year of release. cpu Intel Bulverde 520 MHz. screen 3.6". with resolution 640x480. Smartphone has 0 megapixel front camera and 1 megapixel main camera . Palm Centro 2008 year of release. cpu 32-bit Intel XScale PXA270 312 MHz. screen 2.25". with resolution 320x320. Smartphone has 1 megapixel main camera . |
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| Display | Technology | TFT | TFT | |
| Touchscreen | resistive touchscreen | resistive touchscreen | ||
| Display colors | 65K | 65K | ||
| Screen size | 3.6" inch | 2.25" inch | ||
| Screen area | 40.1 cm2 | 16.3 cm2 | ||
| Screen format | 4:3 (height:width) | 1:1 (height:width) | ||
| Screen to body ratio | 39.0% | 28.5% | ||
| Screen resolution | 640 x 480 px | 320 x 320 px | ||
| PPI /points per inch/ | 222 PPI | 201 PPI | ||
| Camera and Video | Rear camera, main | 1.3 MP, Single | 1.3 MP, Single | |
| Camera specs | 1.3 MP | 1.3 MP | ||
| Video | Yes | Yes | ||
| Front camera, selfie | 0.3 MP, Single | 0 MP, | ||
| Specifications | VGA videocall camera | |||
| Performance | Operating system OS | Microsoft Windows Mobile 5.0 PocketPC | Palm OS 5.4.9 | |
| Processor CPU | Intel Bulverde 520 MHz | 32-bit Intel XScale PXA270 312 MHz | ||
| External memory | SDIO/MMC | microSD, up to 4 GB (dedicated slot) | ||
| Internal memory | 64 MB RAM, 128 MB ROM | 64 MB | ||
| General specs | Release date | 2005, August | 2008, February | |
| Dimensions (HxWxD) | 127 Х 81 Х 25 mm | 107.2 Х 53.5 Х 18.6 mm | ||
| Weight | 285 g | 124 g | ||
| Colors | Stylish black | Obsidian, Glacier, Midnight, Cobalt, Onyx, Electric Blue, Rose, Olive | ||
| Battery | 1620 mAh, Removable Li-Ion | 1150 mAh, Removable Li-Ion | ||
| Approximate price | 300 EUR | 70 EUR | ||
| Battery life | Stand by time- Up to 250 h Talking time- Up to 8 h | Stand by time- Up to 300 h Talking time- Up to 4 h | ||
| Communication and Connectivity | SIM card | Mini-SIM | Mini-SIM | |
| Network | Show all network frequencies: -2G - GSM 900 / 1800 / 1900 | Show all network frequencies: | ||
| Speed | Yes, 384 kbps | |||
| GPRS | Class 10 | Class 10 | ||
| Edge | No | Class 10 | ||
| Wi-Fi | Wi-Fi 802.11b | No | ||
| GPS | No | No | ||
| NFC | ||||
| USB | miniUSB | Proprietary | ||
| Bluetooth | 1.2 | 1.2, A2DP | ||
| Harmful irradiation | SAR - 0.27 W/kg (head) 0.22 W/kg (body) | |||
| Music and Audio | Radio | No | No | |
| Headphone jack | No | No | ||
| Others | Handwriting recognition | 5-way navigation button | ||
| Other features | Dop | , Infrared port - Pocket Office -Voice memo -MP3/AAC player - Produced by HTC. Functionally identical to Qtek 9000 , i-mate JASJAR and T-Mobile MDA IV. | , Infrared port - Document editor (Word, Excel, PowerPoint, PDF) -MP3 player -Organizer -Voice memo | |
