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| Phone | Samsung SPH-i550 | Motorola RAZR V3m | Microsoft Lumia 640 | TCL A30 / A3 | Samsung Zeal / Alias 2 SCH-U750 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Not yet released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? | ? |
5" diag. 16 : 9 |
5.5" diag. 18 : 9 |
2.6" diag. 4 : 3 |
| Display Resolution & Type |
320 x 320 pixels LCD (TFT/TFD) |
176 x 220 pixels LCD (TFT/TFD) |
720 x 1280 pixels (~294 ppi) LCD (TFT/TFD) |
720 x 1440 pixels (~293 ppi) LCD (TFT/TFD) |
240 x 320 pixels (~154 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | ? | ? |
| Battery | ? | 780 mAh | 2,500 mAh | 3,000 mAh | 880 mAh |
| Processor | 200 MHz Motorola MX-1 | ? | 1.2 GHz Qualcomm Snapdragon 400 (MSM8926) | 2 GHz MediaTek Helio P22 (MT6762V) | ? |
| RAM | ? | ? | 1 GB | 3 GB | ? |
| Storage | ? raw hardware | ? raw hardware | 8 GB | 32 GB | ? raw hardware |
| Main Camera | 1 megapixel | 1 megapixel | 8 megapixel | 8 megapixel | 2 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | ? | ? | 1080p HD | 1080p HD | QCIF (176 x 144) |
| Front Camera | - | - | 1 megapixel | 5 megapixel | - |
| Weight | ? |
3.49 oz (99g) |
5.11 oz (145g) |
6.03 oz (171g) |
4.34 oz (123g) |
| Dimensions |
3.46" x 2.34" x 1.1" (88 x 59 x 27.9 mm) |
3.9" x 2.1" x 0.57" (99 x 53 x 14.5 mm) |
5.56" x 2.84" x 0.35" (141 x 72 x 8.9 mm) |
5.74" x 2.8" x 0.39" (146 x 71 x 9.9 mm) |
4.01" x 2.04" x 0.67" (102 x 52 x 17 mm) |
| Form Factor | Clamshell | Clamshell | Slab | Slab | Clamshell |
| Platform / OS | Palm OS | (proprietary) | Windows | Android | (proprietary) |
| Network Bands |
CDMA: 850, 1900 AMPS: 850 |
CDMA: 850, 1900 |
4G LTE: 2, 4, 5, 12, 13, 25, 26, 41, 66, 71 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
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| Data Technology | 1xRTT | EVDO r0 | LTE (Cat 4) | LTE (Cat 4) | EVDO r0 |
| Features | |||||
| Flashlight | - | - | - | Yes | - |
| GPS / Location | n/a | Yes | n/a | n/a | Yes |
| Water-Resistant | - | - | - |
Yes IPX2 (drip) |
- |
| Accessibility | |||||
| Adjustable Text Size | n/a | - | n/a | n/a | Yes |
| Hearing Aid Compatible | - |
Yes M4, T4 (very tele-coil compatible) |
Yes M3, T4 (very tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M4 (very compatible) |
| Multiple Languages | n/a | Yes | n/a | n/a | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes | Yes |
| Alerts | |||||
| Extra Display | Yes | Yes | - | - | Yes |
| Connectivity | |||||
| Bluetooth | - | Yes | Yes | Yes | Yes |
| Infrared (IR) | Yes | - | - | - | - |
| Mobile Hotspot | n/a | - | n/a | n/a | - |
| NFC | - | - | Yes | - | - |
| USB | - |
Yes Mini-USB |
Yes Micro-USB |
Yes Micro-USB |
Yes |
| Wi-Fi | - | - |
Yes 4 (802.11 b,g,n) |
Yes 4 (802.11 b,g,n) |
- |
| Contacts | |||||
| Picture ID | n/a | Yes | n/a | n/a | Yes |
| Ringer ID | n/a | Yes | n/a | n/a | Yes |
| Voice Dialing | n/a | Yes | n/a | n/a | Yes |
| Customization | |||||
| Custom Graphics | n/a | Yes | n/a | n/a | Yes |
| Custom Ringtones | n/a | Yes | n/a | n/a | Yes |
| Real-Music Ringers | n/a | Yes | n/a | n/a | Yes |
| Data & Network | |||||
| Data Tethering | n/a | Yes | n/a | n/a | Yes |
| WAP / Web Browser | n/a | Yes | n/a | n/a | Yes |
| Input | |||||
| Predictive Text Entry | n/a | Yes | n/a | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | - | - | - | Yes |
| Touch Screen | Yes | - |
Yes Capacitive |
Yes Capacitive |
- |
| Memory | |||||
| Memory Card Slot | Yes | Yes | Yes | Yes | Yes |
| Messaging | |||||
| Email Client | n/a | - | n/a | n/a | Yes |
| EMS / Picture Messaging | n/a | Yes | n/a | n/a | - |
| Instant Messaging | n/a | Yes * | n/a | n/a | Yes |
| MMS | n/a | Yes | n/a | n/a | Yes |
| Text Messaging Templates | n/a | Yes * | n/a | n/a | Yes |
| Music | |||||
| FM Radio | - | - | Yes | - | - |
| Headphone Jack (3.5mm) | - | - | Yes | Yes | - |
| Music Player | n/a | Yes | n/a | n/a | Yes |
| Photo & Video | |||||
| DLNA | - | - | Yes | - | - |
| Miracast | - | - | Yes | - | - |
| Productivity | |||||
| Alarm | n/a | Yes | n/a | n/a | Yes |
| Calculator | n/a | Yes | n/a | n/a | Yes |
| Calendar | n/a | Yes | n/a | n/a | Yes |
| To-Do List | n/a | - | n/a | n/a | - |
| Voice Memo | n/a | Yes | n/a | n/a | Yes |
| Software | |||||
| BREW | n/a | Yes | n/a | n/a | Yes |
| Games | n/a | Yes | n/a | n/a | Yes |
| Voice | |||||
| HD Voice | - | - | Yes | Yes | - |
| Headset Jack (2.5 mm) | n/a | - | n/a | n/a | Yes |
| Speaker Phone | - | Yes | Yes | Yes | Yes |
| * Some versions only | |||||
| Samsung SPH-i550 | Motorola RAZR V3m | Microsoft Lumia 640 | TCL A30 / A3 | Samsung Zeal / Alias 2 SCH-U750 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SPH-i550 | Motorola RAZR V3m | Microsoft Lumia 640 | TCL A30 / A3 | Samsung Zeal / Alias 2 SCH-U750 |
