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| Phone | Cal-Comp EZ | LG K20 / Harmony / Grace | ZTE Blade Z Max | LG eXpo GW820 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? |
5.3" diag. 16 : 9 |
6" diag. 16 : 9 |
3.2" diag. 5 : 3 |
| Display Resolution & Type |
128 x 128 pixels LCD (STN) |
720 x 1280 pixels (~277 ppi) LCD (TFT/TFD) |
1080 x 1920 pixels (~367 ppi) LCD (TFT/TFD) |
480 x 800 pixels (~292 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | 60 Hz | ? |
| Battery | 800 mAh | 2,800 mAh | 4,080 mAh | 1,500 mAh |
| Processor | ? | 1.4 GHz Qualcomm Snapdragon 425 (MSM8917) | 1.4 GHz Qualcomm Snapdragon 435 (MSM8940) | ? |
| RAM | ? | 1.5 GB | 2 GB | ? |
| Storage | ? raw hardware | 16 GB | 32 GB | ? raw hardware |
| Main Camera | - | 8 megapixel | 16 megapixel | 5 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | 1080p HD | 1080p HD | ? |
| Front Camera | - | 5 megapixel | 8 megapixel | - |
| Weight |
2.47 oz (70g) |
5 oz (142g) |
6.58 oz (186g) |
5.2 oz (147g) |
| Dimensions |
4.04" x 1.71" x 0.63" (103 x 43 x 16 mm) |
5.9" x 3" x 0.3" (150 x 76 x 7.6 mm) |
6.51" x 3.28" x 0.33" (165 x 83 x 8.3 mm) |
4.45" x 2.16" x 0.63" (113 x 55 x 16 mm) |
| Form Factor | Slab | Slab | Slab | Slab |
| Platform / OS | (proprietary) | Android | Android | Windows Mobile Professional |
| Network Bands |
CDMA: 850, 1900 |
4G LTE: 2, 4, 5, 12 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
4G LTE: 2, 4, 5, 12, 66 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
| Data Technology | 1xRTT | LTE (Cat 4) | LTE (Cat 6) | HSPA 7.2 |
| Features | ||||
| Fingerprint Reader | - | - |
Yes stand-alone |
Yes |
| Flashlight | - | Yes | Yes | - |
| GPS / Location | Yes | n/a | n/a | n/a |
| Accessibility | ||||
| Adjustable Text Size | - | n/a | n/a | n/a |
| Hearing Aid Compatible | - |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
- |
| Multiple Languages | Yes | n/a | n/a | n/a |
| TTY/TDD (Digital) | - | Yes | Yes | Yes |
| Alerts | ||||
| Ringer Profiles | - | - | - | Yes |
| Connectivity | ||||
| Bluetooth | - | Yes | Yes | Yes |
| NFC | - | Yes * | - | - |
| USB |
Yes Mini-USB |
Yes Micro-USB |
Yes USB Type C |
Yes Micro-USB |
| Wi-Fi | - |
Yes 4 (802.11 b,g,n) |
Yes 4 (802.11 b,g,n) |
Yes 802.11 b,g |
| 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 |
| Customization | ||||
| Custom Graphics | - | n/a | n/a | n/a |
| Custom Ringtones | - | n/a | n/a | n/a |
| Real-Music Ringers | - | n/a | n/a | n/a |
| Data & Network | ||||
| Data Tethering | - | n/a | n/a | n/a |
| WAP / Web Browser | - | n/a | n/a | n/a |
| Input | ||||
| Predictive Text Entry | - | n/a | n/a | n/a |
| Side Keys | - | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | - | - | Yes |
| Touch Screen | - |
Yes Capacitive |
Yes Capacitive |
Yes Resistive |
| Memory | ||||
| Memory Card Slot | - | Yes | Yes | Yes |
| Messaging | ||||
| Email Client | - | n/a | n/a | n/a |
| Instant Messaging | - | n/a | n/a | n/a |
| MMS | - | n/a | n/a | n/a |
| Text Messaging Templates | Yes | n/a | n/a | n/a |
| Music | ||||
| FM Radio | - | Yes | Yes | Yes |
| Headphone Jack (3.5mm) | - | Yes | Yes | - |
| Music Player | - | n/a | n/a | n/a |
| Photo & Video | ||||
| TV Output | - | - | - | Yes |
| Power | ||||
| Fast Charging | - | - | Yes | - |
| Productivity | ||||
| Alarm | Yes | n/a | n/a | n/a |
| Calculator | Yes | n/a | n/a | n/a |
| Calendar | Yes | n/a | n/a | n/a |
| To-Do List | Yes | n/a | n/a | n/a |
| Voice Memo | Yes * | n/a | n/a | n/a |
| Software | ||||
| Games | - | n/a | n/a | n/a |
| Java (J2ME) | - | n/a | n/a | n/a |
| Voice | ||||
| HD Voice | - | Yes | Yes | - |
| Headset Jack (2.5 mm) | Yes | n/a | n/a | n/a |
| Speaker Phone | - | Yes | Yes | Yes |
| * Some versions only | ||||
| Cal-Comp EZ | LG K20 / Harmony / Grace | ZTE Blade Z Max | LG eXpo GW820 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Cal-Comp EZ | LG K20 / Harmony / Grace | ZTE Blade Z Max | LG eXpo GW820 |
