Comparison of BenQ M580 and BenQ-Siemens EF91 [S]ave
| Attribute |  BenQ-Siemens EF91 × | BenQ M580 × |
|---|---|---|
| General | ||
| Brand | BenQ-Siemens | Benq |
| Launch | ||
| Announced | 2006-02-01 | 2006, Q1 |
| Body | ||
| Width (mm) | 23.5 | 22 |
| Length (mm) | 92 | 88 |
| Height (mm) | 46.5 | 44 |
| Weight (g) | 100 | 95 |
| SIM | Mini-SIM | Mini-SIM |
| Network | ||
| Technology |
|
|
| 2G bands |
|
|
| 3G bands |
| - |
| Speed |
| - |
| Memory | ||
| Card slot | microSD (dedicated slot) | No |
| Internal |
|
|
| Display | ||
| Size (in) | 2 | 1.8 |
| Resolution (px) | 240 x 320 | 128 x 160 |
| Display Type | TFT | CSTN |
| Battery | ||
| Type | Removable | Removable |
| Capcity (mAh) | Li-Ion | Li-Ion |
| Main Camera | ||
| Main Camera Type | Single | Single |
| Main Camera Properties |
|
|
| Main Camera Video | Yes | No |
| Main Camera Features | LED flash | - |
| Selfie Camera | ||
| Selfie Camera Type | Single | - |
| Selfie Camera Properties |
| - |
| Comms | ||
| WLAN | No | No |
| Bluetooth | 1.2, A2DP | 1.2 |
| GPS | - | - |
| Radio | No | No |
| USB | Proprietary | No |
| Sound | ||
| Loudspeaker | + | - |
| 3.5mm jack | - | - |
| Misc | ||
| Colors |
|
|
| Phonebook | Yes, Photo call | 500 entries |
| Call records | 10 dialed, 10 received, 10 missed calls | 10 dialed, 10 received, 10 missed calls |
| Alert types | Vibration; Downloadable polyphonic, MP3 ringtones | Polyphonic(40) ringtones |
| Features | ||
| Messaging | SMS, MMS, Email | SMS, MMS |
| Browser | WAP 2.0/xHTML | WAP 2.0/xHTML |
| Games | Yes + downloadable | 2 + downloadable |
| Java | Yes, MIDP 2.0 | Yes, MIDP 2.0 |
| Stand-by (h) | - | 155 |
| Talk time (h) | - | Up to 5 h 30 min |
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