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| Phone | LG Tritan AX-840 / UX-840 | LG K20 / Harmony / Grace | Samsung SCH-A310 |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size |
3" diag. 5 : 3 |
5.3" diag. 16 : 9 |
? |
| Display Resolution & Type |
240 x 400 pixels (~155 ppi) LCD (TFT/TFD) |
720 x 1280 pixels (~277 ppi) LCD (TFT/TFD) |
128 x 128 pixels LCD (Grayscale) |
| Display Refresh | ? | 60 Hz | ? |
| Battery | 950 mAh | 2,800 mAh | ? |
| Processor | ? | 1.4 GHz Qualcomm Snapdragon 425 (MSM8917) | ? |
| RAM | ? | 1.5 GB | ? |
| Storage | ? raw hardware | 16 GB | ? raw hardware |
| Main Camera | 3 megapixel | 8 megapixel | - |
| Wide Camera | - | - | - |
| Tele Camera | - | - | - |
| Video Capture | QVGA (320 x 240) | 1080p HD | - |
| Front Camera | - | 5 megapixel | - |
| Weight |
5.03 oz (143g) |
5 oz (142g) |
3.2 oz (91g) |
| Dimensions |
4.45" x 2.24" x 0.65" (113 x 57 x 16.5 mm) |
5.9" x 3" x 0.3" (150 x 76 x 7.6 mm) |
3.43" x 1.89" x 0.87" (87 x 48 x 22.1 mm) |
| Form Factor | Slide | Slab | Clamshell |
| Platform / OS | (proprietary) | Android | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
4G LTE: 2, 4, 5, 12 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 AMPS: 850 |
| Data Technology | EVDO r0 | LTE (Cat 4) | 1xRTT |
| Features | |||
| Flashlight | - | Yes | - |
| GPS / Location | Yes | n/a | Yes |
| Accessibility | |||
| Adjustable Text Size | Yes | n/a | - |
| Hearing Aid Compatible |
Yes M4, T4 (very tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
- |
| Multiple Languages | Yes | n/a | Yes |
| TTY/TDD (Digital) | Yes | Yes | - |
| Alerts | |||
| Extra Display | - | - | Yes |
| Connectivity | |||
| Bluetooth | Yes | Yes | - |
| NFC | - | Yes * | - |
| USB |
Yes Micro-USB |
Yes Micro-USB |
Yes |
| Wi-Fi | - |
Yes 4 (802.11 b,g,n) |
- |
| Contacts | |||
| Picture ID | Yes | n/a | - |
| Ringer ID | Yes | n/a | - |
| Voice Dialing | Yes | n/a | Yes |
| Customization | |||
| Changeable Body Plates | - | - | Yes |
| Custom Graphics | Yes | n/a | - |
| Custom Ringtones | Yes | n/a | - |
| Real-Music Ringers | Yes | n/a | - |
| Data & Network | |||
| Data Tethering | - | n/a | Yes |
| WAP / Web Browser | Yes | n/a | Yes |
| Input | |||
| Predictive Text Entry | - | n/a | Yes |
| Side Keys | Yes | Yes | Yes |
| Text Keyboard, Hardware | Yes | - | - |
| Touch Screen | Yes |
Yes Capacitive |
- |
| Memory | |||
| Memory Card Slot | Yes | Yes | - |
| Messaging | |||
| Email Client | Yes | n/a | - |
| Instant Messaging | Yes | n/a | - |
| MMS | Yes | n/a | - |
| Text Messaging Templates | Yes | n/a | - |
| Music | |||
| FM Radio | - | Yes | - |
| Headphone Jack (3.5mm) | Yes | Yes | - |
| Music Player | Yes | n/a | - |
| Productivity | |||
| Alarm | Yes | n/a | - |
| Calculator | Yes | n/a | - |
| Calendar | Yes | n/a | Yes |
| Voice Memo | Yes | n/a | Yes |
| Software | |||
| BREW | Yes | n/a | - |
| Games | Yes | n/a | Yes |
| Voice | |||
| HD Voice | - | Yes | - |
| Headset Jack (2.5 mm) | - | n/a | Yes |
| Speaker Phone | Yes | Yes | - |
| * Some versions only | |||
| LG Tritan AX-840 / UX-840 | LG K20 / Harmony / Grace | Samsung SCH-A310 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | LG Tritan AX-840 / UX-840 | LG K20 / Harmony / Grace | Samsung SCH-A310 |
