Compare Phones
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| Phone | Samsung SCH-U550 | HTC EVO 4G | Samsung Galaxy S II / SGH-i777 | HMD Vibe |
| Current U.S. Carriers | (none) | (none) | (none) | TracFone |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
2.1" diag. 4 : 3 |
4.3" diag. 5 : 3 |
4.3" diag. 5 : 3 |
6.6" diag. 20 : 9 |
| Display Resolution & Type |
176 x 220 pixels (~134 ppi) LCD (TFT/TFD) |
480 x 800 pixels (~217 ppi) LCD (TFT/TFD) |
480 x 800 pixels (~217 ppi) AMOLED |
720 x 1612 pixels (~269 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | 60 Hz | 90 Hz |
| Battery | 800 mAh | 1,500 mAh | 1,650 mAh | 4,000 mAh |
| Processor | ? | 1 GHz Qualcomm Snapdragon S1 QSD8650 | 1.2 GHz Samsung Exynos dual-core | Snapdragon 680 |
| RAM | ? | ? | ? | 6 GB |
| Storage | ? raw hardware | ? raw hardware | 16 GB | 128 GB |
| Main Camera | 1 megapixel | 8 megapixel | 8 megapixel | 13 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | ? | 720p HD | 1080p HD | 1080p HD |
| Front Camera | - | Yes | 2 megapixel | 5 megapixel |
| Weight |
3.17 oz (90g) |
6 oz (170g) |
4.3 oz (122g) |
6.53 oz (185g) |
| Dimensions |
3.76" x 1.92" x 0.68" (96 x 49 x 17.3 mm) |
4.8" x 2.6" x 0.5" (122 x 66 x 12.7 mm) |
4.96" x 2.6" x 0.35" (126 x 66 x 8.9 mm) |
6.45" x 2.96" x 0.33" (164 x 75 x 8.5 mm) |
| Form Factor | Clamshell | Slab | Slab | Slab |
| Platform / OS | (proprietary) | Android | Android | Android |
| Network Bands |
CDMA: 850, 1900 |
4G WiMAX: 41 CDMA: 850, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
4G LTE: 2, 4, 5, 12, 13, 66 WCDMA: 1, 2, 5, 8 GSM: 850, 900, 1800, 1900 |
| Data Technology | EVDO r0 | WiMAX | HSPA+ 21 | LTE (Cat 13) |
| Features | ||||
| Barometer | - | - | - | Yes |
| Flashlight | - | - | - | Yes |
| GPS / Location | Yes | n/a | n/a | n/a |
| Water-Resistant | - | - | - |
Yes IPX2 (drip) |
| Accessibility | ||||
| Hearing Aid Compatible |
Yes M4, T4 (very tele-coil compatible) |
Yes |
Yes M3 (mostly compatible) |
Yes Hearing Aid Compatible (HAC-2019 / M3, T3) |
| Multiple Languages | Yes | n/a | n/a | n/a |
| TTY/TDD (Digital) | - | Yes | Yes | - |
| Alerts | ||||
| Extra Display | Yes | - | - | - |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | Yes |
| Mobile Hotspot | - | n/a | n/a | n/a |
| NFC | - | - | Yes | - |
| USB | - | Yes |
Yes Micro-USB |
Yes USB Type C |
| Wi-Fi | - |
Yes 802.11 b,g |
Yes 4 (802.11 a,b,g,n) |
Yes 5 (802.11 a,ac,b,g,n) |
| Contacts | ||||
| Picture ID | Yes | n/a | n/a | n/a |
| Ringer ID | Yes | n/a | n/a | n/a |
| Voice Dialing | Yes | n/a | n/a | n/a |
| Customization | ||||
| Custom Graphics | Yes | n/a | n/a | n/a |
| Custom Ringtones | Yes | n/a | n/a | n/a |
| Real-Music Ringers | Yes | n/a | n/a | n/a |
| Data & Network | ||||
| Data Tethering | Yes | n/a | n/a | n/a |
| WAP / Web Browser | Yes | n/a | n/a | n/a |
| Input | ||||
| Predictive Text Entry | Yes | n/a | n/a | n/a |
| Side Keys | Yes | Yes | Yes | Yes |
| Touch Screen | - |
Yes Capacitive |
Yes Capacitive |
Yes Capacitive |
| Memory | ||||
| Memory Card Slot | Yes | Yes | Yes | Yes |
| Messaging | ||||
| Email Client | - | n/a | n/a | n/a |
| EMS / Picture Messaging | Yes | n/a | n/a | n/a |
| Instant Messaging | - | n/a | n/a | n/a |
| MMS | Yes | n/a | n/a | n/a |
| Text Messaging Templates | Yes | n/a | n/a | n/a |
| Music | ||||
| FM Radio | - | Yes | - | Yes |
| Headphone Jack (3.5mm) | - | Yes | Yes | Yes |
| Music Player | Yes | n/a | n/a | n/a |
| Photo & Video | ||||
| DLNA | - | - | Yes | - |
| TV Output | - | Yes | Yes | - |
| Power | ||||
| Fast Charging | - | - | - | Yes |
| Productivity | ||||
| Alarm | Yes | n/a | n/a | n/a |
| Calculator | Yes | n/a | n/a | n/a |
| Calendar | Yes | n/a | n/a | n/a |
| Voice Memo | Yes | n/a | n/a | n/a |
| Software | ||||
| BREW | Yes | n/a | n/a | n/a |
| Games | Yes | n/a | n/a | n/a |
| Voice | ||||
| HD Voice | - | - | - | Yes |
| Headset Jack (2.5 mm) | Yes | n/a | n/a | n/a |
| Speaker Phone | Yes | Yes | Yes | Yes |
| Samsung SCH-U550 | HTC EVO 4G | Samsung Galaxy S II / SGH-i777 | HMD Vibe | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SCH-U550 | HTC EVO 4G | Samsung Galaxy S II / SGH-i777 | HMD Vibe |
