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| Phone | LG K40 / Harmony 3 | ZTE Z222 / Z223 | Samsung SCH-A990 | LG AX-490 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
5.7" diag. 18 : 9 |
2" diag. 4 : 3 |
? | ? |
| Display Resolution & Type |
720 x 1440 pixels (~282 ppi) LCD (TFT/TFD) |
176 x 220 pixels (~141 ppi) LCD (TFT/TFD) |
240 x 320 pixels LCD (TFT/TFD) |
128 x 160 pixels LCD (TFT/TFD) |
| Display Refresh | 60 Hz | ? | ? | ? |
| Battery | 3,000 mAh | 900 mAh | 1,000 mAh | 1,100 mAh |
| Processor | 1.8 GHz Qualcomm Snapdragon 450 | QSC6270 | ? | ? |
| RAM | 2 GB | 64 MB | ? | ? |
| Storage | 32 GB | 128 MB | ? raw hardware | ? raw hardware |
| Main Camera | 13 megapixel | Yes | 3 megapixel | Yes |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | 1080p HD | ? | ? | - |
| Front Camera | 5 megapixel | - | - | - |
| Weight |
5.11 oz (145g) |
3.24 oz (92g) |
4.4 oz (125g) |
3.79 oz (107g) |
| Dimensions |
6.02" x 2.83" x 0.32" (153 x 72 x 8.1 mm) |
3.76" x 1.92" x 0.73" (96 x 49 x 18.5 mm) |
3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm) |
3.74" x 1.92" x 1" (95 x 49 x 25.4 mm) |
| Form Factor | Slab | Clamshell | Clamshell | Clamshell |
| Platform / OS | Android | (proprietary) | (proprietary) | (proprietary) |
| Network Bands |
4G LTE: 2, 4, 5, 12, 13, 14, 25, 26, 29, 30, 41, 66, 71 WCDMA: 2, 4, 5 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
WCDMA: 2, 5 GSM: 850, 1900 |
CDMA: 850, 1900 |
CDMA: 850, 1900 AMPS: 850 |
| Data Technology | LTE (Cat 6) | HSDPA 3.6 | EVDO r0 | 1xRTT |
| Features | ||||
| Fingerprint Reader |
Yes stand-alone |
- | - | - |
| Flashlight | Yes | - | Yes | - |
| GPS / Location | n/a | - | Yes | Yes |
| Accessibility | ||||
| Hearing Aid Compatible |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M3 (mostly compatible) |
Yes M3 (mostly compatible) |
| Multiple Languages | n/a | Yes | Yes | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | - | Yes | Yes | Yes |
| Ringer Profiles | - | Yes | - | - |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | Yes |
| NFC | Yes * | - | - | - |
| USB |
Yes Micro-USB |
Yes Micro-USB |
Yes | Yes |
| Wi-Fi |
Yes 5 (802.11 a,ac,b,g,n) |
- | - | - |
| Contacts | ||||
| Picture ID | n/a | Yes | Yes | Yes |
| Ringer ID | n/a | Yes | Yes | Yes |
| Voice Dialing | n/a | - | Yes | Yes |
| Customization | ||||
| Custom Graphics | n/a | Yes | Yes | Yes |
| Custom Ringtones | n/a | Yes | Yes | Yes |
| Real-Music Ringers | n/a | Yes | Yes | Yes |
| Data & Network | ||||
| Data Tethering | n/a | - | Yes | Yes |
| WAP / Web Browser | n/a | Yes | Yes | Yes |
| Input | ||||
| Predictive Text Entry | n/a | Yes | Yes | - |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | - | - | Yes |
| Touch Screen |
Yes Capacitive |
- | - | - |
| Memory | ||||
| Memory Card Slot | Yes | - | Yes | - |
| Messaging | ||||
| Email Client | n/a | Yes | - | - |
| EMS / Picture Messaging | n/a | - | Yes | - |
| MMS | n/a | Yes | Yes | Yes |
| Text Messaging Templates | n/a | Yes | Yes | Yes |
| Music | ||||
| FM Radio | Yes | Yes * | - | - |
| Headphone Jack (3.5mm) | Yes | - | - | - |
| Music Player | n/a | - | Yes | - |
| Stereo Speakers | - | - | Yes | Yes |
| Photo & Video | ||||
| DLNA | Yes | - | - | - |
| TV Output | - | - | Yes | - |
| Productivity | ||||
| Alarm | n/a | Yes | Yes | Yes |
| Calculator | n/a | Yes | Yes | Yes |
| Calendar | n/a | Yes | Yes | Yes |
| Voice Memo | n/a | Yes | Yes | Yes |
| Software | ||||
| BREW | n/a | - | Yes | Yes |
| Games | n/a | Yes | Yes | Yes |
| Java (J2ME) | n/a | Yes | - | - |
| Voice | ||||
| HD Voice | Yes | - | - | - |
| Headset Jack (2.5 mm) | n/a | - | - | Yes |
| Speaker Phone | Yes | Yes | Yes | Yes |
| * Some versions only | ||||
| LG K40 / Harmony 3 | ZTE Z222 / Z223 | Samsung SCH-A990 | LG AX-490 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | LG K40 / Harmony 3 | ZTE Z222 / Z223 | Samsung SCH-A990 | LG AX-490 |
