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| Phone | LG AX-4270 / VX-4270 | Samsung SPH-N400 | Ericsson R278d | Sony Ericsson K850 | Cricket Debut S2 / AT&T Calypso 4 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | AT&T |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? | ? | ? |
2.2" diag. 4 : 3 |
6.1" diag. 19.5 : 9 |
| Display Resolution & Type |
128 x 128 pixels LCD (STN) |
128 x 128 pixels LCD (STN) |
101 x 40 pixels |
240 x 320 pixels (~182 ppi) LCD (TFT/TFD) |
720 x 1560 pixels (~282 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | ? | 60 Hz |
| Battery | ? | ? | ? | ? | 3,000 mAh |
| Processor | ? | ? | ? | ? | 2 GHz MediaTek Helio A22 (MT6761WB) |
| RAM | ? | ? | ? | ? | 3 GB |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware | 64 GB |
| Main Camera | - | - | - | 5 megapixel | 8 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | - | - | ? | ? |
| Front Camera | - | - | - | - | 5 megapixel |
| Weight |
3.21 oz (91g) |
4 oz (113g) |
9.28 oz (263g) |
4.2 oz (119g) |
5.64 oz (160g) |
| Dimensions |
3.27" x 1.76" x 0.91" (83 x 45 x 23.1 mm) |
4.25" x 2.04" x 0.82" (108 x 52 x 20.8 mm) |
5.1" x 2" x 1" (130 x 51 x 25.4 mm) |
4" x 1.9" x 0.7" (102 x 48 x 17.8 mm) |
6.11" x 2.87" x 0.34" (155 x 73 x 8.6 mm) |
| Form Factor | Clamshell | Flip | Slab | Slab | Slab |
| Platform / OS | (proprietary) | (proprietary) | (proprietary) | (proprietary) | Android |
| Network Bands |
CDMA: 850, 1900 AMPS: 850 |
CDMA: 850, 1900 AMPS: 850 |
TDMA: 850, 1900 AMPS: 850 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
4G LTE: 2, 3, 4, 5, 7, 12, 14, 20, 30, 66 WCDMA: 1, 2, 4, 5, 8 |
| Data Technology | 1xRTT | 1xRTT | - | HSDPA 3.6 | LTE (Cat 4) |
| Features | |||||
| Flashlight | - | - | - | - | Yes |
| GPS / Location | Yes | Yes | - | - | n/a |
| Accessibility | |||||
| Hearing Aid Compatible | - | - | - | - |
Yes M4, T4 (very tele-coil compatible) |
| Multiple Languages | Yes | Yes | Yes | Yes | n/a |
| TTY/TDD (Digital) | Yes | Yes | - | Yes | - |
| Alerts | |||||
| Extra Display | Yes | - | - | - | - |
| Ringer Profiles | - | - | Yes | Yes | - |
| Connectivity | |||||
| Bluetooth | - | - | - | Yes | Yes |
| USB | - | Yes | - | Yes |
Yes USB Type C |
| Wi-Fi | - | - | - | - |
Yes 5 (802.11 a,ac,b,g,n) |
| Contacts | |||||
| Picture ID | Yes | Yes | - | Yes | n/a |
| Ringer ID | Yes | Yes | - | Yes | n/a |
| Voice Dialing | Yes | Yes | - | Yes | n/a |
| Customization | |||||
| Custom Graphics | Yes | Yes | - | Yes | n/a |
| Custom Ringtones | Yes | Yes | Yes | Yes | n/a |
| Real-Music Ringers | - | - | - | Yes | n/a |
| Data & Network | |||||
| Data Tethering | Yes | Yes | Yes | Yes | n/a |
| WAP / Web Browser | Yes | Yes | Yes | Yes | n/a |
| Input | |||||
| Predictive Text Entry | Yes | Yes | Yes | Yes | n/a |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Touch Screen | - | - | - | - |
Yes Capacitive |
| Memory | |||||
| Memory Card Slot | - | - | - | Yes | Yes |
| Messaging | |||||
| Email Client | - | - | - | Yes | n/a |
| MMS | Yes | - | - | Yes | n/a |
| Text Messaging Templates | Yes | - | - | Yes | n/a |
| Music | |||||
| FM Radio | - | - | - | Yes | - |
| Headphone Jack (3.5mm) | - | - | - | - | Yes |
| Music Player | - | - | - | Yes | n/a |
| Photo & Video | |||||
| Video Calling | - | - | - | Yes * | n/a |
| Power | |||||
| Fast Charging | - | - | - | - | Yes |
| Productivity | |||||
| Alarm | Yes | Yes | Yes | Yes | n/a |
| Calculator | Yes | Yes | - | Yes | n/a |
| Calendar | Yes | Yes | - | Yes | n/a |
| To-Do List | - | Yes | - | Yes | n/a |
| Voice Memo | Yes | - | - | Yes | n/a |
| Software | |||||
| BREW | Yes | - | - | - | n/a |
| Games | Yes | Yes | - | Yes | n/a |
| Java (J2ME) | - | Yes | - | Yes | n/a |
| Voice | |||||
| HD Voice | - | - | - | - | Yes |
| Headset Jack (2.5 mm) | Yes | Yes | - | - | n/a |
| Speaker Phone | Yes | Yes | - | Yes | Yes |
| * Some versions only | |||||
| LG AX-4270 / VX-4270 | Samsung SPH-N400 | Ericsson R278d | Sony Ericsson K850 | Cricket Debut S2 / AT&T Calypso 4 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | LG AX-4270 / VX-4270 | Samsung SPH-N400 | Ericsson R278d | Sony Ericsson K850 | Cricket Debut S2 / AT&T Calypso 4 |
