Compare Phones
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| Phone | HTC Amaze 4G | BlackBerry 7750 | Cricket Debut S2 / AT&T Calypso 4 | Siemens M55 |
| Current U.S. Carriers | (none) | (none) | AT&T | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
4.3" diag. 16 : 9 |
? |
6.1" diag. 19.5 : 9 |
? |
| Display Resolution & Type |
540 x 960 pixels (~256 ppi) LCD (TFT/TFD) |
240 x 240 pixels LCD (Color) |
720 x 1560 pixels (~282 ppi) LCD (TFT/TFD) |
101 x 80 pixels LCD (Color) |
| Display Refresh | 60 Hz | ? | 60 Hz | ? |
| Battery | 1,730 mAh | ? | 3,000 mAh | 700 mAh |
| Processor | 1.5 GHz Qualcomm Snapdragon S3 dual-core | ? | 2 GHz MediaTek Helio A22 (MT6761WB) | ? |
| RAM | 1 GB | ? | 3 GB | ? |
| Storage | 16 GB | ? raw hardware | 64 GB | ? raw hardware |
| Main Camera | 8 megapixel | - | 8 megapixel | - |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | 1080p HD | - | ? | - |
| Front Camera | 2 megapixel | - | 5 megapixel | - |
| Weight |
6.1 oz (173g) |
5.01 oz (142g) |
5.64 oz (160g) |
2.93 oz (83g) |
| Dimensions |
5.12" x 2.58" x 0.46" (130 x 66 x 11.7 mm) |
4.76" x 3.03" x 0.71" (121 x 77 x 18 mm) |
6.11" x 2.87" x 0.34" (155 x 73 x 8.6 mm) |
3.98" x 1.81" x 0.83" (101 x 46 x 21.1 mm) |
| Form Factor | Slab | Slab | Slab | Slab |
| Platform / OS | Android | BlackBerry OS | Android | (proprietary) |
| Network Bands |
WCDMA: 1, 2, 4, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
4G LTE: 2, 3, 4, 5, 7, 12, 14, 20, 30, 66 WCDMA: 1, 2, 4, 5, 8 |
GSM: 900, 1800, 1900 |
| Data Technology | HSPA+ 42 | 1xRTT | LTE (Cat 4) | GPRS |
| Features | ||||
| Flashlight | Yes | - | Yes | - |
| GPS / Location | n/a | n/a | n/a | Yes |
| Accessibility | ||||
| Hearing Aid Compatible |
Yes M3, T3 (mostly tele-coil compatible) |
- |
Yes M4, T4 (very tele-coil compatible) |
- |
| Multiple Languages | n/a | n/a | n/a | Yes |
| TTY/TDD (Digital) | Yes | Yes | - | Yes |
| Alerts | ||||
| Ringer Profiles | - | Yes | - | - |
| Connectivity | ||||
| Bluetooth | Yes | - | Yes | - |
| Mobile Hotspot | n/a | n/a | n/a | - |
| NFC | Yes | - | - | - |
| USB | Yes | Yes |
Yes USB Type C |
- |
| Wi-Fi |
Yes 4 (802.11 a,b,g,n) |
- |
Yes 5 (802.11 a,ac,b,g,n) |
- |
| Contacts | ||||
| Picture ID | n/a | n/a | n/a | - |
| Ringer ID | n/a | n/a | n/a | - |
| Voice Dialing | n/a | n/a | n/a | Yes |
| Customization | ||||
| Custom Graphics | n/a | n/a | n/a | Yes |
| Custom Ringtones | n/a | n/a | n/a | Yes |
| Real-Music Ringers | n/a | n/a | n/a | - |
| Data & Network | ||||
| Data Tethering | n/a | n/a | n/a | Yes |
| WAP / Web Browser | n/a | n/a | n/a | Yes |
| Input | ||||
| Predictive Text Entry | n/a | n/a | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | Yes | - | - |
| Touch Screen |
Yes Capacitive |
- |
Yes Capacitive |
- |
| Memory | ||||
| Memory Card Slot | Yes | - | Yes | - |
| Messaging | ||||
| Email Client | n/a | n/a | n/a | Yes |
| EMS / Picture Messaging | n/a | n/a | n/a | Yes |
| Instant Messaging | n/a | n/a | n/a | - |
| MMS | n/a | n/a | n/a | Yes |
| Text Messaging Templates | n/a | n/a | n/a | - |
| Music | ||||
| FM Radio | Yes | - | - | - |
| Headphone Jack (3.5mm) | Yes | - | Yes | - |
| Music Player | n/a | n/a | n/a | - |
| Photo & Video | ||||
| DLNA | Yes | - | - | - |
| TV Output | Yes | - | - | - |
| Power | ||||
| Fast Charging | - | - | Yes | - |
| Productivity | ||||
| Alarm | n/a | n/a | n/a | - |
| Calculator | n/a | n/a | n/a | - |
| Calendar | n/a | n/a | n/a | Yes |
| To-Do List | n/a | n/a | n/a | - |
| Voice Memo | n/a | n/a | n/a | - |
| Software | ||||
| Games | n/a | n/a | n/a | Yes |
| Java (J2ME) | n/a | n/a | n/a | Yes |
| Voice | ||||
| HD Voice | - | - | Yes | - |
| Headset Jack (2.5 mm) | n/a | n/a | n/a | - |
| Speaker Phone | Yes | - | Yes | Yes |
| HTC Amaze 4G | BlackBerry 7750 | Cricket Debut S2 / AT&T Calypso 4 | Siemens M55 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | HTC Amaze 4G | BlackBerry 7750 | Cricket Debut S2 / AT&T Calypso 4 | Siemens M55 |
