BenQ-Siemens A58 vs Honeywell Dolphin 9900
| Type | Bar (classic) | Bar (classic) |
| Waterproofness & dust-resistance |  | IP64 |
| Dimensions | 102.00 x 46.00 x 17.60 mm | 240.00 x 86.00 x 53.00 mm |
| Weight | 85.00 g | 606.00 g |
| Display size | 1.50" | 3.50" |
| Display | Color / CSTN 256k colors 128 x 128 px (1.50") | Color / TFT 64k colors 240 x 320 px (3.50") 114 ppi |
| Display protection |   | |
| Additional display | | |
| Protection of the secondary display | | |
| Talk time (max.) | 2G: 360 min. (6.0 h) | |
| Stand-by (max.) | 2G: 300 h. (12.5 days) | |
| Standard battery | Li-Ion 820 mAhBuy powerbank
| Li-Ion 2500 mAhBuy powerbank
|
| Quick battery charging | | |
| Wireless battery charging | | |
| Phonebook memory | 500 places | |
| Internal memory | 6.5 MB | 1 GB |
| RAM memory | | 256 MB |
| Memory cards | |  SD, SDIO up to 4 GBBuy memory card |
| Operating system | - | MS Windows Mobile 6.0 Pro |
| Processor | - | Intel XScale PXA270 |
| Processor clock | - | 624 MHz |
| GPU | - | - |
| Touchscreen | | |
| DualSIM | | |
| Announced | 3Q 2006 | |
| Other names | - | - |
| GSM frequencies | 900 1800 1900 | 850 900 1800 1900 |
| UMTS | | |
| LTE standard | | |
| CDMA | | |
| Standard TD-SCDMA | | |
| UMA | | |
CAMERAS - BACK
CAMERAS - FRONT
SENSORS
| Accelerometer | | |
| Proximity | | |
| Light | | |
| Magnetometer | | |
| Gyroscope | | |
| Barometer | | |
| Altimeter | | |
| Gravity | | |
| Hall-effect | | |
| Iris scanner | | |
| Fingerprint scanner | | |
| Thermometer | | |
| Hygrometer | | |
Data transfer
| xHTML | | |
| WAP | v2.0 | v2.0 |
| HSCSD | | |
| HSDPA | | |
| HSUPA | | |
| HSPA | | |
| HSPA+ | | |
| LTE DL | | |
| LTE UP | | |
| WIMAX+ | | |
| GPRS | class 8 | class 12 |
| EDGE | | class 12 |
| Bluetooth | | v2.0 |
| HDMI | | |
| WiFi | | v802.11 b/g |
| WiFi frequencies | | 2,4 GHz |
| WiFi Direct | | |
| WiFi Display | | |
| DLNA | | |
| Miracast | | |
| WiFi hotspot | | |
| IrDA | | |
| USB | | v1.1 |
| GPS | | |
| A-GPS | | |
| Beidou | | |
| NFC | | |
COMMUNICATION AND MESSAGING
| Call waiting | | |
| Conferency | | |
| Call forwarding | | |
| Push To Talk | | |
| Instant Messenger | | |
| SMS | | |
| EMS | v4.3 | |
| MMS | v1.2 | |
| Dictionary | iTAP | T9 |
| Swype | | |
| e-mail client | | |
| Hardware QWERTY keyboard | | |
| RSS Reader | | |
Multimedia
| Radio | | |
| MP3 | | |
| Stereo speakers | | |
| Audio Jack | | 3.5 mm |
| HD Voice | | |
| Polyphony | 32 voices | |
| Video ringtone | | |
| Ring composer | | |
| Games | | |
| Java | MIDP 2.0 | MIDP 2.0 |
| Videophone | | |
| DVB-H television | | |
| TV-Out | | |
PIM AND ADDITIONAL FUNCTIONS
| Watch | | |
| Stopwatch | | |
| Alarm | | |
| Calculator | | |
| Currency converter | | |
| Organizer | | |
| Calendar | | |
| Flight mode | | |
| SyncML | | |
| Data and fax | | |
| Screensaver | | |
| Themes | | |
| Interchangeable covers | | |
| Voice dial | | |
| Speakerphone | | |
| Recorder | | |
| Vibrations | | |