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| Phone | Samsung SGH-X640 | ZTE Flash | HTC G2 | Pantech Matrix Pro C820 | Motorola Moto Z2 Force |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? |
4.5" diag. 16 : 9 |
3.7" diag. 5 : 3 |
2.4" diag. 4 : 3 |
5.5" diag. 16 : 9 |
| Display Resolution & Type |
128 x 160 pixels LCD (TFT/TFD) |
720 x 1280 pixels (~326 ppi) LCD (TFT/TFD) |
480 x 800 pixels (~252 ppi) LCD (TFT/TFD) |
240 x 320 pixels (~167 ppi) LCD (TFT/TFD) |
1440 x 2560 pixels (~534 ppi) AMOLED |
| Display Refresh | ? | 60 Hz | 60 Hz | ? | 60 Hz |
| Battery | 800 mAh | 1,780 mAh | 1,300 mAh | 1,320 mAh | 2,730 mAh |
| Processor | ? | 1.5 GHz Qualcomm Snapdragon S4 Plus MSM8960 | 800 MHz Qualcomm S2 MSM7230 | 528 MHz ARM 11 | 2.4 GHz Qualcomm Snapdragon 835 (MSM8998) |
| RAM | ? | 1 GB | ? | ? | 4 GB |
| Storage | ? raw hardware | 8 GB | ? raw hardware | ? raw hardware | 64 GB |
| Main Camera | Yes | 12 megapixel | 5 megapixel | 2 megapixel | 12 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | 1080p HD | 720p HD | QCIF (176 x 144) | 4K UHD |
| Front Camera | - | 1 megapixel | - | - | 5 megapixel |
| Weight |
3 oz (85g) |
5.2 oz (147g) |
6.5 oz (184g) |
5.34 oz (151g) |
5.04 oz (143g) |
| Dimensions |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
5.27" x 2.56" x 0.38" (134 x 65 x 9.7 mm) |
4.68" x 2.37" x 0.55" (119 x 60 x 14 mm) |
4.2" x 2" x 0.9" (107 x 51 x 22.9 mm) |
6.13" x 2.99" x 0.24" (156 x 76 x 6.1 mm) |
| Form Factor | Clamshell | Slab | Slab | Slide | Slab |
| Platform / OS | (proprietary) | Android | Android | Windows Mobile Standard | Android |
| Network Bands |
GSM: 900, 1800, 1900 |
4G LTE: 25 CDMA: 800, 850, 1900 |
WCDMA: 1, 4 GSM: 850, 900, 1800, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 41, 66 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
| Data Technology | GPRS | LTE (Cat 3) | HSPA 14.4 | HSDPA 3.6 | LTE (Cat 16) |
| Features | |||||
| Barometer | - | - | - | - | Yes |
| Fingerprint Reader | - | - | - | - |
Yes stand-alone |
| Flashlight | - | - | - | - | Yes |
| GPS / Location | - | n/a | n/a | n/a | n/a |
| VR-ready | - | - | - | - | Yes |
| Water-Resistant | - | - | - | - | Yes |
| Accessibility | |||||
| Adjustable Text Size | - | n/a | n/a | n/a | n/a |
| Hearing Aid Compatible | - | Yes | Yes | - | Yes |
| Multiple Languages | Yes | n/a | n/a | n/a | n/a |
| TTY/TDD (Digital) | - | Yes | - | Yes | Yes |
| Alerts | |||||
| Ringer Profiles | - | - | - | Yes | - |
| Connectivity | |||||
| Bluetooth | - | Yes | Yes | Yes | Yes |
| Mobile Hotspot | - | n/a | n/a | n/a | n/a |
| NFC | - | Yes | - | - | Yes |
| USB | - |
Yes Micro-USB |
Yes | Yes |
Yes USB Type C |
| Wi-Fi | - |
Yes 4 (802.11 b,g,n) |
Yes 4 (802.11 b,g,n) |
- |
Yes 5 (802.11 a,ac,b,g,n) |
| Contacts | |||||
| Picture ID | Yes | n/a | n/a | n/a | n/a |
| Ringer ID | Yes | n/a | n/a | n/a | n/a |
| Voice Dialing | - | n/a | n/a | n/a | n/a |
| Customization | |||||
| Custom Graphics | Yes | n/a | n/a | n/a | n/a |
| Custom Ringtones | Yes | n/a | n/a | n/a | n/a |
| Real-Music Ringers | - | n/a | n/a | n/a | n/a |
| Data & Network | |||||
| Data Tethering | - | n/a | n/a | n/a | n/a |
| Dual-SIM | - | - | - | - | Yes * |
| WAP / Web Browser | Yes | n/a | n/a | n/a | n/a |
| Input | |||||
| Predictive Text Entry | Yes | n/a | n/a | n/a | n/a |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | - | Yes | Yes | - |
| Touch Screen | - | Yes | Yes | - | Yes |
| Memory | |||||
| Memory Card Slot | - | Yes | Yes | Yes | Yes |
| Messaging | |||||
| Email Client | - | n/a | n/a | n/a | n/a |
| EMS / Picture Messaging | Yes | n/a | n/a | n/a | n/a |
| Instant Messaging | - | n/a | n/a | n/a | n/a |
| MMS | Yes | n/a | n/a | n/a | n/a |
| Text Messaging Templates | Yes | n/a | n/a | n/a | n/a |
| Music | |||||
| Headphone Jack (3.5mm) | - | Yes | Yes | - | - |
| Music Player | - | n/a | n/a | n/a | n/a |
| Power | |||||
| Fast Charging | - | - | - | - | Yes |
| Productivity | |||||
| Alarm | Yes | n/a | n/a | n/a | n/a |
| Calculator | Yes | n/a | n/a | n/a | n/a |
| Calendar | Yes | n/a | n/a | n/a | n/a |
| To-Do List | Yes | n/a | n/a | n/a | n/a |
| Voice Memo | Yes | n/a | n/a | n/a | n/a |
| Software | |||||
| Games | Yes | n/a | n/a | n/a | n/a |
| Java (J2ME) | Yes | n/a | n/a | n/a | n/a |
| Voice | |||||
| HD Voice | - | Yes | - | - | Yes |
| Headset Jack (2.5 mm) | Yes | n/a | n/a | n/a | n/a |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| * Some versions only | |||||
| Samsung SGH-X640 | ZTE Flash | HTC G2 | Pantech Matrix Pro C820 | Motorola Moto Z2 Force | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-X640 | ZTE Flash | HTC G2 | Pantech Matrix Pro C820 | Motorola Moto Z2 Force |
