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| Phone | Siemens M55 | Motorola i830 / i833 / i835 / i836 | BlackBerry 7750 | Coolpad Conjr |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? | ? | ? |
5" diag. 16 : 9 |
| Display Resolution & Type |
101 x 80 pixels LCD (Color) |
130 x 130 pixels LCD (TFT/TFD) |
240 x 240 pixels LCD (Color) |
720 x 1280 pixels (~294 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | 60 Hz |
| Battery | 700 mAh | ? | ? | 2,500 mAh |
| Processor | ? | ? | ? | 1 GHz MediaTek MT6735 |
| RAM | ? | ? | ? | 3 GB |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | 16 GB |
| Main Camera | - | - | - | 13 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | - | - | 1080p HD |
| Front Camera | - | - | - | 8 megapixel |
| Weight |
2.93 oz (83g) |
3.94 oz (112g) |
5.01 oz (142g) |
5.14 oz (146g) |
| Dimensions |
3.98" x 1.81" x 0.83" (101 x 46 x 21.1 mm) |
3.35" x 1.77" x 0.79" (85 x 45 x 20.1 mm) |
4.76" x 3.03" x 0.71" (121 x 77 x 18 mm) |
5.72" x 2.86" x 0.35" (145 x 73 x 8.8 mm) |
| Form Factor | Slab | Clamshell | Slab | Slab |
| Platform / OS | (proprietary) | (proprietary) | BlackBerry OS | Android |
| Network Bands |
GSM: 900, 1800, 1900 |
iDEN: 800 |
CDMA: 850, 1900 |
4G LTE: 2, 4, 5, 7, 12 WCDMA: 1, 2, 4, 5 GSM: 850, 900, 1800, 1900 |
| Data Technology | GPRS | - | 1xRTT | LTE (Cat 4) |
| Features | ||||
| Fingerprint Reader | - | - | - |
Yes stand-alone |
| Flashlight | - | - | - | Yes |
| GPS / Location | Yes | Yes | n/a | n/a |
| Accessibility | ||||
| Hearing Aid Compatible | - |
Yes M3 (mostly compatible) |
- |
Yes M4, T4 (very tele-coil compatible) |
| Multiple Languages | Yes | Yes | n/a | n/a |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | - | Yes | - | - |
| Ringer Profiles | - | Yes | Yes | - |
| Connectivity | ||||
| Bluetooth | - | - | - | Yes |
| USB | - | Yes | Yes |
Yes Micro-USB |
| Wi-Fi | - | - | - |
Yes 4 (802.11 b,g,n) |
| Contacts | ||||
| Picture ID | - | Yes | n/a | n/a |
| Ringer ID | - | Yes | n/a | n/a |
| Voice Dialing | Yes | Yes | n/a | n/a |
| Customization | ||||
| Custom Graphics | Yes | Yes | n/a | n/a |
| Custom Ringtones | Yes | Yes | n/a | n/a |
| Data & Network | ||||
| Data Tethering | Yes | Yes | n/a | n/a |
| Dual-SIM | - | - | - | Yes |
| WAP / Web Browser | Yes | Yes | n/a | n/a |
| Input | ||||
| Predictive Text Entry | Yes | Yes | n/a | n/a |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | - | Yes | - |
| Touch Screen | - | - | - |
Yes Capacitive |
| Memory | ||||
| Memory Card Slot | - | - | - | Yes |
| Messaging | ||||
| Email Client | Yes | - | n/a | n/a |
| EMS / Picture Messaging | Yes | - | n/a | n/a |
| MMS | Yes | Yes | n/a | n/a |
| Music | ||||
| Headphone Jack (3.5mm) | - | - | - | Yes |
| Productivity | ||||
| Alarm | - | - | n/a | n/a |
| Calculator | - | - | n/a | n/a |
| Calendar | Yes | Yes | n/a | n/a |
| To-Do List | - | - | n/a | n/a |
| Voice Memo | - | Yes | n/a | n/a |
| Software | ||||
| Games | Yes | Yes | n/a | n/a |
| Java (J2ME) | Yes | Yes | n/a | n/a |
| Voice | ||||
| Headset Jack (2.5 mm) | - | Yes | n/a | n/a |
| Push-To-Talk | - | Yes | - | - |
| Speaker Phone | Yes | Yes | - | Yes |
| Siemens M55 | Motorola i830 / i833 / i835 / i836 | BlackBerry 7750 | Coolpad Conjr | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Siemens M55 | Motorola i830 / i833 / i835 / i836 | BlackBerry 7750 | Coolpad Conjr |
