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| Phone | Samsung PM-A840 | ZTE Groove | LG LX-5550 / VX-5550 | LG Lotus |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? |
3.2" diag. 5 : 3 |
? |
2.4" diag. 4 : 3 |
| Display Resolution & Type |
128 x 160 pixels LCD (STN) |
320 x 480 pixels (~180 ppi) LCD (TFT/TFD) |
120 x 160 pixels LCD (STN) |
320 x 240 pixels (~167 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | ? | ? |
| Battery | ? | 1,500 mAh | 950 mAh | 900 mAh |
| Processor | ? | 800 MHz Qualcomm MSM7627A | ? | ? |
| RAM | ? | 512 MB | ? | ? |
| Storage | ? raw hardware | 1 GB | ? raw hardware | ? raw hardware |
| Main Camera | Yes | 3 megapixel | - | 2 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | 720p HD | - | QVGA (320 x 240) |
| Front Camera | - | Yes | - | - |
| Weight |
3.28 oz (93g) |
4.5 oz (128g) |
3.89 oz (110g) |
3.7 oz (105g) |
| Dimensions |
3.54" x 1.85" x 0.94" (90 x 47 x 23.9 mm) |
4.67" x 2.46" x 0.55" (119 x 62 x 14 mm) |
3.52" x 1.9" x 0.94" (89 x 48 x 23.9 mm) |
3.3" x 2.4" x 0.7" (84 x 61 x 17.8 mm) |
| Form Factor | Clamshell | Slab | Clamshell | Clamshell |
| Platform / OS | (proprietary) | Android | (proprietary) | (proprietary) |
| Network Bands |
CDMA: 850, 1900 AMPS: 850 |
CDMA: 850, 1700, 1900 |
CDMA: 850, 1900 AMPS: 850 |
CDMA: 850, 1900 |
| Data Technology | 1xRTT | EVDO rA | 1xRTT | EVDO r0 |
| Features | ||||
| GPS / Location | Yes | n/a | Yes | Yes |
| Accessibility | ||||
| Adjustable Text Size | - | n/a | - | Yes |
| Hearing Aid Compatible |
Yes M3 (mostly compatible) |
- | - |
Yes M3, T3 (mostly tele-coil compatible) |
| Multiple Languages | Yes | n/a | Yes | Yes |
| TTY/TDD (Digital) | Yes | - | Yes | Yes |
| Alerts | ||||
| Extra Display | Yes | - | Yes | Yes |
| Connectivity | ||||
| Bluetooth | - | Yes | - | Yes |
| Mobile Hotspot | - | n/a | - | - |
| USB | - |
Yes Micro-USB |
Yes |
Yes Micro-USB |
| Wi-Fi | - | Yes | - | - |
| Contacts | ||||
| Picture ID | Yes | n/a | - | Yes |
| Ringer ID | Yes | n/a | Yes | Yes |
| Voice Dialing | Yes | n/a | Yes | Yes |
| Customization | ||||
| Custom Graphics | Yes | n/a | Yes | Yes |
| Custom Ringtones | Yes | n/a | Yes | Yes |
| Real-Music Ringers | - | n/a | - | Yes |
| Data & Network | ||||
| Data Tethering | - | n/a | Yes | Yes |
| 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 | - | - |
| Memory | ||||
| Memory Card Slot | - | Yes | - | Yes |
| Messaging | ||||
| Email Client | - | n/a | Yes | Yes |
| Instant Messaging | - | n/a | - | Yes |
| MMS | - | n/a | - | - |
| Text Messaging Templates | Yes | n/a | - | Yes |
| Music | ||||
| Headphone Jack (3.5mm) | - | Yes | - | - |
| Music Player | - | n/a | - | 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 | Yes |
| Games | Yes | n/a | Yes | Yes |
| Java (J2ME) | Yes | n/a | - | Yes |
| Voice | ||||
| Headset Jack (2.5 mm) | Yes | n/a | Yes | Yes |
| Speaker Phone | Yes | Yes | Yes | Yes |
| Samsung PM-A840 | ZTE Groove | LG LX-5550 / VX-5550 | LG Lotus | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung PM-A840 | ZTE Groove | LG LX-5550 / VX-5550 | LG Lotus |
