Compare Phones
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| Phone | Ericsson R520 | Siemens SL55 | LG K4 / Optimus Zone 3 / Rebel | Samsung M220 | Samsung SGH-X640 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? | ? |
4.5" diag. 16 : 9 |
1.5" diag. 4 : 3 |
? |
| Display Resolution & Type | ? |
101 x 80 pixels LCD (STN) |
480 x 854 pixels (~218 ppi) LCD (TFT/TFD) |
128 x 160 pixels (~137 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | ? | ? |
| Battery | ? | 500 mAh | 1,940 mAh | 800 mAh | 800 mAh |
| Processor | ? | ? | 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) | ? | ? |
| RAM | ? | ? | 1.5 GB | ? | ? |
| Storage | ? raw hardware | ? raw hardware | 16 GB * | ? raw hardware | ? raw hardware |
| Main Camera | - | - | 5 megapixel | - | Yes |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | - | 720p HD | - | - |
| Front Camera | - | - | 2 megapixel | - | - |
| Weight |
4.23 oz (120g) |
2.79 oz (79g) |
3.99 oz (113g) |
3.1 oz (88g) |
3 oz (85g) |
| Dimensions |
5.12" x 1.97" x 0.63" (130 x 50 x 16 mm) |
3.21" x 1.75" x 0.86" (82 x 44 x 21.8 mm) |
5.19" x 2.62" x 0.35" (132 x 67 x 8.9 mm) |
3.5" x 1.9" x 0.8" (89 x 48 x 20.3 mm) |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
| Form Factor | Slab | Slide | Slab | Clamshell | Clamshell |
| Platform / OS | (proprietary) | (proprietary) | Android | (proprietary) | (proprietary) |
| Network Bands |
GSM: 900, 1800, 1900 |
GSM: 900, 1800, 1900 |
CDMA: 850, 1900 |
GSM: 900, 1800, 1900 |
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| Data Technology | GPRS | GPRS | LTE (Cat 3) | 1xRTT | GPRS |
| Features | |||||
| Flashlight | - | - | Yes | - | - |
| GPS / Location | - | - | n/a | Yes | - |
| Accessibility | |||||
| Adjustable Text Size | - | - | n/a | - | - |
| Hearing Aid Compatible | - | - | Yes | Yes | - |
| Multiple Languages | Yes | Yes | n/a | Yes | Yes |
| TTY/TDD (Digital) | - | - | Yes | Yes | - |
| Alerts | |||||
| Extra Display | - | - | - | Yes | - |
| Ringer Profiles | Yes | Yes | - | - | - |
| Connectivity | |||||
| Bluetooth | Yes | - | Yes | Yes | - |
| Infrared (IR) | Yes | Yes | - | - | - |
| Mobile Hotspot | - | - | n/a | - | - |
| USB | - | - |
Yes Micro-USB |
Yes Micro-USB |
- |
| Wi-Fi | - | - |
Yes 4 (802.11 b,g,n) |
- | - |
| Contacts | |||||
| Picture ID | - | Yes | n/a | Yes | Yes |
| Ringer ID | - | Yes | n/a | Yes | Yes |
| Voice Dialing | Yes | Yes | n/a | Yes | - |
| Customization | |||||
| Custom Graphics | - | Yes | n/a | Yes | Yes |
| Custom Ringtones | Yes | Yes | n/a | Yes | Yes |
| Real-Music Ringers | - | - | n/a | - | - |
| Data & Network | |||||
| Data Tethering | Yes | Yes | n/a | Yes | - |
| WAP / Web Browser | Yes | Yes | n/a | Yes | Yes |
| Input | |||||
| Predictive Text Entry | Yes | Yes | n/a | Yes | Yes |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Touch Screen | - | - | Yes | - | - |
| Memory | |||||
| Memory Card Slot | - | - | Yes | - | - |
| Messaging | |||||
| Email Client | - | Yes | n/a | - | - |
| EMS / Picture Messaging | - | Yes | n/a | - | Yes |
| Instant Messaging | - | - | n/a | - | - |
| MMS | - | Yes | n/a | - | Yes |
| Text Messaging Templates | Yes | Yes | n/a | Yes | Yes |
| Music | |||||
| Headphone Jack (3.5mm) | - | - | Yes | - | - |
| Music Player | - | - | n/a | - | - |
| Photo & Video | |||||
| Miracast | - | - | Yes | - | - |
| Productivity | |||||
| Alarm | Yes | Yes | n/a | Yes | Yes |
| Calculator | Yes | Yes | n/a | Yes | Yes |
| Calendar | Yes | Yes | n/a | Yes | Yes |
| To-Do List | - | Yes | n/a | Yes | Yes |
| Voice Memo | Yes | Yes | n/a | Yes | Yes |
| Software | |||||
| Games | Yes | Yes | n/a | Yes | Yes |
| Java (J2ME) | - | Yes | n/a | Yes | Yes |
| Voice | |||||
| HD Voice | - | - | Yes * | - | - |
| Headset Jack (2.5 mm) | - | - | n/a | Yes | Yes |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| * Some versions only | |||||
| Ericsson R520 | Siemens SL55 | LG K4 / Optimus Zone 3 / Rebel | Samsung M220 | Samsung SGH-X640 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Ericsson R520 | Siemens SL55 | LG K4 / Optimus Zone 3 / Rebel | Samsung M220 | Samsung SGH-X640 |
