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| Phone | Samsung M520 | Motorola Moto X (Verizon, 1st gen.) | Sony Ericsson K850 | Samsung VI-A820 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
2.1" diag. 4 : 3 |
4.7" diag. 16 : 9 |
2.2" diag. 4 : 3 |
? |
| Display Resolution & Type |
176 x 220 pixels (~134 ppi) LCD (TFT/TFD) |
720 x 1280 pixels (~312 ppi) AMOLED |
240 x 320 pixels (~182 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (STN) |
| Display Refresh | ? | 60 Hz | ? | ? |
| Battery | ? | 2,200 mAh | ? | 1,000 mAh |
| Processor | ? | 1.7 GHz Qualcomm Snapdragon S4 Pro MSM8960 | ? | ? |
| RAM | ? | 2 GB | ? | ? |
| Storage | ? raw hardware | 16 GB * | ? raw hardware | ? raw hardware |
| Main Camera | 1 megapixel | 10 megapixel | 5 megapixel | - |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | ? | 1080p HD | ? | - |
| Front Camera | - | 2 megapixel | - | - |
| Weight |
2.75 oz (78g) |
4.76 oz (135g) |
4.2 oz (119g) |
3.14 oz (89g) |
| Dimensions |
4.01" x 2.04" x 0.5" (102 x 52 x 12.7 mm) |
5.09" x 2.57" x 0.43" (129 x 65 x 10.8 mm) |
4" x 1.9" x 0.7" (102 x 48 x 17.8 mm) |
3.56" x 1.88" x 1.06" (90 x 48 x 26.9 mm) |
| Form Factor | Slide | Slab | Slab | Clamshell |
| Platform / OS | (proprietary) | Android | (proprietary) | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
4G LTE: 4, 13 WCDMA: 1, 2, 5, 8 CDMA: 850, 1900 GSM: 850, 900, 1800, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 AMPS: 850 |
| Data Technology | EVDO r0 | LTE (Cat 3) | HSDPA 3.6 | 1xRTT |
| Features | ||||
| GPS / Location | Yes | n/a | - | Yes |
| Accessibility | ||||
| Adjustable Text Size | - | n/a | - | - |
| Hearing Aid Compatible | Yes | Yes | - | - |
| Multiple Languages | Yes | n/a | Yes | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | - | - | - | Yes |
| Ringer Profiles | - | - | Yes | - |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | - |
| Mobile Hotspot | - | n/a | - | - |
| NFC | - | Yes | - | - |
| USB | Yes |
Yes Micro-USB |
Yes | - |
| Wi-Fi | - |
Yes 5 (802.11 a,ac,b,g,n) |
- | - |
| Contacts | ||||
| Picture ID | Yes | n/a | Yes | 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 | Yes | n/a | Yes | - |
| WAP / Web Browser | Yes | n/a | Yes | Yes |
| Input | ||||
| Predictive Text Entry | Yes | n/a | Yes | Yes |
| Side Keys | Yes | Yes | Yes | Yes |
| Touch Screen | - | Yes | - | - |
| Memory | ||||
| Memory Card Slot | Yes | - | Yes | - |
| Messaging | ||||
| Email Client | - | n/a | Yes | - |
| Instant Messaging | - | n/a | - | - |
| MMS | - | n/a | Yes | - |
| Text Messaging Templates | Yes | n/a | Yes | - |
| Music | ||||
| FM Radio | - | - | Yes | - |
| Headphone Jack (3.5mm) | - | Yes | - | - |
| Music Player | Yes | n/a | Yes | - |
| Photo & Video | ||||
| Miracast | - | Yes | - | - |
| Video Calling | - | 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 | Yes |
| Voice Memo | Yes | n/a | Yes | Yes |
| Software | ||||
| Games | Yes | n/a | Yes | Yes |
| Java (J2ME) | Yes | n/a | Yes | Yes |
| Voice | ||||
| Headset Jack (2.5 mm) | - | n/a | - | Yes |
| Push-To-Talk | - | - | - | Yes |
| Speaker Phone | Yes | Yes | Yes | Yes |
| * Some versions only | ||||
| Samsung M520 | Motorola Moto X (Verizon, 1st gen.) | Sony Ericsson K850 | Samsung VI-A820 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung M520 | Motorola Moto X (Verizon, 1st gen.) | Sony Ericsson K850 | Samsung VI-A820 |
