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| Phone | Samsung Galaxy S II / SGH-i777 | Microsoft Lumia 550 | LG Invision |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size |
4.3" diag. 5 : 3 |
4.7" diag. 16 : 9 |
2.2" diag. 4 : 3 |
| Display Resolution & Type |
480 x 800 pixels (~217 ppi) AMOLED |
720 x 1280 pixels (~312 ppi) LCD (TFT/TFD) |
320 x 240 pixels (~182 ppi) LCD (TFT/TFD) |
| Display Refresh | 60 Hz | ? | ? |
| Battery | 1,650 mAh | 2,100 mAh | 900 mAh |
| Processor | 1.2 GHz Samsung Exynos dual-core | 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) | ? |
| RAM | ? | 1 GB | ? |
| Storage | 16 GB | 8 GB | ? raw hardware |
| Main Camera | 8 megapixel | 5 megapixel | 1 megapixel |
| Wide Camera | - | - | - |
| Tele Camera | - | - | - |
| Video Capture | 1080p HD | 720p HD | QVGA (320 x 240) |
| Front Camera | 2 megapixel | 2 megapixel | - |
| Weight |
4.3 oz (122g) |
5.01 oz (142g) |
2.85 oz (81g) |
| Dimensions |
4.96" x 2.6" x 0.35" (126 x 66 x 8.9 mm) |
5.36" x 2.67" x 0.39" (136 x 68 x 9.9 mm) |
4.05" x 2.08" x 0.47" (103 x 53 x 11.9 mm) |
| Form Factor | Slab | Slab | Slab |
| Platform / OS | Android | Windows | (proprietary) |
| Network Bands |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
4G LTE: 2, 4, 5, 7, 12, 17 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
| Data Technology | HSPA+ 21 | LTE (Cat 4) | HSDPA 3.6 |
| Features | |||
| Flashlight | - | Yes | - |
| GPS / Location | n/a | n/a | - |
| Accessibility | |||
| Adjustable Text Size | n/a | n/a | - |
| Hearing Aid Compatible |
Yes M3 (mostly compatible) |
Yes M3, T4 (very tele-coil compatible) |
- |
| Multiple Languages | n/a | n/a | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes |
| Connectivity | |||
| Bluetooth | Yes | Yes | Yes |
| Mobile Hotspot | n/a | n/a | - |
| NFC | Yes | - | - |
| USB |
Yes Micro-USB |
Yes Micro-USB |
Yes |
| Wi-Fi |
Yes 4 (802.11 a,b,g,n) |
Yes 4 (802.11 b,g,n) |
- |
| Contacts | |||
| Picture ID | n/a | n/a | Yes |
| Ringer ID | n/a | n/a | Yes |
| Voice Dialing | n/a | n/a | Yes |
| Customization | |||
| Custom Graphics | n/a | n/a | Yes |
| Custom Ringtones | n/a | n/a | Yes |
| Real-Music Ringers | n/a | n/a | Yes |
| Data & Network | |||
| Data Tethering | n/a | n/a | - |
| WAP / Web Browser | n/a | n/a | Yes |
| Input | |||
| Predictive Text Entry | n/a | n/a | Yes |
| Side Keys | Yes | Yes | Yes |
| Touch Screen |
Yes Capacitive |
Yes Capacitive |
- |
| Memory | |||
| Memory Card Slot | Yes | Yes | Yes |
| Messaging | |||
| Email Client | n/a | n/a | Yes |
| Instant Messaging | n/a | n/a | Yes |
| MMS | n/a | n/a | Yes |
| Text Messaging Templates | n/a | n/a | Yes |
| Music | |||
| FM Radio | - | Yes | - |
| Headphone Jack (3.5mm) | Yes | Yes | - |
| Music Player | n/a | n/a | Yes |
| Photo & Video | |||
| DLNA | Yes | - | - |
| TV Output | Yes | - | - |
| Productivity | |||
| Alarm | n/a | n/a | Yes |
| Calculator | n/a | n/a | Yes |
| Calendar | n/a | n/a | Yes |
| To-Do List | n/a | n/a | - |
| Voice Memo | n/a | n/a | Yes |
| Software | |||
| Games | n/a | n/a | Yes |
| Java (J2ME) | n/a | n/a | Yes |
| Voice | |||
| HD Voice | - | Yes | - |
| Speaker Phone | Yes | Yes | Yes |
| Samsung Galaxy S II / SGH-i777 | Microsoft Lumia 550 | LG Invision | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung Galaxy S II / SGH-i777 | Microsoft Lumia 550 | LG Invision |
