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| Phone | Samsung SGH-X820 | ZTE ZMAX Pro | Pantech Swift | LG Invision |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? |
6" diag. 16 : 9 |
2.8" diag. 4 : 3 |
2.2" diag. 4 : 3 |
| Display Resolution & Type |
220 x 176 pixels LCD (TFT/TFD) |
1080 x 1920 pixels (~367 ppi) LCD (TFT/TFD) |
240 x 320 pixels (~143 ppi) LCD (TFT/TFD) |
320 x 240 pixels (~182 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | ? | ? |
| Battery | 650 mAh | 3,400 mAh | 1,000 mAh | 900 mAh |
| Processor | ? | 1.5 GHz Qualcomm Snapdragon 617 (MSM8952) | Qualcomm QSX6270 | ? |
| RAM | ? | 2 GB | ? | ? |
| Storage | ? raw hardware | 32 GB | ? raw hardware | ? raw hardware |
| Main Camera | 2 megapixel | 13 megapixel | 2 megapixel | 1 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | ? | 1080p HD | QVGA (320 x 240) | QVGA (320 x 240) |
| Front Camera | - | 5 megapixel | - | - |
| Weight |
2.33 oz (66g) |
6.17 oz (175g) |
6.26 oz (177g) |
2.85 oz (81g) |
| Dimensions |
4.45" x 1.97" x 0.27" (113 x 50 x 6.9 mm) |
6.5" x 3.3" x 0.35" (165 x 84 x 8.9 mm) |
4.29" x 2.22" x 0.58" (109 x 56 x 14.7 mm) |
4.05" x 2.08" x 0.47" (103 x 53 x 11.9 mm) |
| Form Factor | Slab | Slab | Slide | Slab |
| Platform / OS | (proprietary) | Android | (proprietary) | (proprietary) |
| Network Bands |
GSM: 900, 1800, 1900 |
4G LTE: 2, 4, 12 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
| Data Technology | EDGE | LTE (Cat 4) | HSDPA 3.6 | HSDPA 3.6 |
| Features | ||||
| Fingerprint Reader | - | Yes | - | - |
| Flashlight | - | Yes | - | - |
| GPS / Location | - | n/a | Yes | - |
| Accessibility | ||||
| Adjustable Text Size | - | n/a | - | - |
| Hearing Aid Compatible | - |
Yes M4, T3 (mostly tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
- |
| Multiple Languages | Yes | n/a | Yes | Yes |
| TTY/TDD (Digital) | - | Yes | Yes | Yes |
| Alerts | ||||
| Ringer Profiles | - | - | Yes | - |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | Yes |
| Mobile Hotspot | - | n/a | - | - |
| USB | Yes |
Yes USB Type C |
Yes | Yes |
| Wi-Fi | - |
Yes 4 (802.11 b,g,n) |
- | - |
| Contacts | ||||
| Picture ID | Yes | n/a | Yes | Yes |
| Ringer ID | Yes | n/a | Yes | Yes |
| Voice Dialing | - | n/a | - | Yes |
| Customization | ||||
| Custom Graphics | Yes | n/a | Yes | Yes |
| Custom Ringtones | Yes | n/a | Yes | Yes |
| Real-Music Ringers | Yes | n/a | Yes | Yes |
| Data & Network | ||||
| Data Tethering | - | n/a | Yes | - |
| External Antenna Jack | Yes | n/a | - | - |
| WAP / Web Browser | Yes | n/a | Yes | Yes |
| Input | ||||
| Predictive Text Entry | Yes | n/a | Yes | Yes |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | - | Yes | - |
| Touch Screen | - |
Yes Capacitive |
Yes Capacitive |
- |
| Memory | ||||
| Memory Card Slot | - | Yes | Yes | Yes |
| Messaging | ||||
| Email Client | Yes | n/a | Yes | Yes |
| EMS / Picture Messaging | Yes | n/a | - | - |
| Instant Messaging | - | n/a | Yes | Yes |
| MMS | Yes | n/a | Yes | Yes |
| Text Messaging Templates | Yes | n/a | Yes | Yes |
| Music | ||||
| FM Radio | - | Yes | - | - |
| Headphone Jack (3.5mm) | - | Yes | Yes | - |
| Music Player | - | n/a | Yes | Yes |
| Photo & Video | ||||
| Miracast | - | Yes | - | - |
| TV Output | Yes | - | - | - |
| Productivity | ||||
| Alarm | Yes | n/a | Yes | Yes |
| Calculator | Yes | n/a | Yes | Yes |
| Calendar | Yes | n/a | Yes | Yes |
| To-Do List | Yes | n/a | Yes | - |
| Voice Memo | Yes | n/a | Yes | Yes |
| Software | ||||
| BREW | - | n/a | Yes | - |
| Games | Yes | n/a | Yes | Yes |
| Java (J2ME) | Yes | n/a | - | Yes |
| Voice | ||||
| HD Voice | - | Yes | - | - |
| Speaker Phone | Yes | Yes | Yes | Yes |
| Samsung SGH-X820 | ZTE ZMAX Pro | Pantech Swift | LG Invision | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-X820 | ZTE ZMAX Pro | Pantech Swift | LG Invision |
