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| Phone | Samsung SGH-A157 | LG Volt 2 | Nokia E90 | BlackBerry Key2 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
1.8" diag. 4 : 3 |
5" diag. 16 : 9 |
? |
4.5" diag. 5 : 3 |
| Display Resolution & Type |
128 x 160 pixels (~116 ppi) LCD (TFT/TFD) |
720 x 1280 pixels (~294 ppi) LCD (TFT/TFD) |
800 x 352 pixels LCD (TFT/TFD) |
1080 x 1620 pixels (~433 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | ? | 60 Hz |
| Battery | 800 mAh | 2,540 mAh | 1,500 mAh | 3,500 mAh |
| Processor | ? | 1.2 GHz Qualcomm Snapdragon 410 (MSM8916) | 332 MHz ARM 11 | 2.2 GHz Qualcomm Snapdragon 660 |
| RAM | ? | 1 GB | ? | 6 GB |
| Storage | 256 MB | 8 GB | ? raw hardware | 64 GB * |
| Main Camera | - | 8 megapixel | 3 megapixel | 12 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | 12 megapixel |
| Video Capture | - | 1080p HD | VGA (640 x 480) | 4K UHD |
| Front Camera | - | 5 megapixel | - | 8 megapixel |
| Weight |
2.99 oz (85g) |
4.8 oz (136g) |
7.41 oz (210g) |
5.93 oz (168g) |
| Dimensions |
3.83" x 1.84" x 0.65" (97 x 47 x 16.5 mm) |
5.5" x 2.75" x 0.4" (140 x 70 x 10.2 mm) |
5.2" x 2.24" x 0.79" (132 x 57 x 20.1 mm) |
5.96" x 2.82" x 0.33" (151 x 72 x 8.4 mm) |
| Form Factor | Clamshell | Slab | Clamshell | Slab |
| Platform / OS | (proprietary) | Android | S60 (Symbian) | Android |
| Network Bands |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
4G LTE: 2, 4, 5, 12, 25, 26, 41 CDMA: 800, 850, 1900 |
WCDMA: 1 GSM: 850, 900, 1800, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 20, 28, 29, 30, 38, 40, 41, 66 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
| Data Technology | ? | LTE (Cat 4) | HSDPA 3.6 | LTE (Cat 11) |
| Features | ||||
| Fingerprint Reader | - | - | - |
Yes stand-alone |
| Flashlight | - | - | - | Yes |
| GPS / Location | Yes | n/a | n/a | n/a |
| Accessibility | ||||
| Adjustable Text Size | Yes | n/a | n/a | n/a |
| Hearing Aid Compatible | Yes | Yes | - | Yes |
| Multiple Languages | Yes | n/a | n/a | n/a |
| TTY/TDD (Digital) | Yes | Yes | - | Yes |
| Alerts | ||||
| Extra Display | - | - | Yes | - |
| Ringer Profiles | Yes | - | Yes | - |
| Connectivity | ||||
| Bluetooth | - |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
| Infrared (IR) | - | - | Yes | - |
| Mobile Hotspot | - | n/a | n/a | n/a |
| NFC | - | - | - | Yes |
| USB |
Yes Micro-USB |
Yes Micro-USB |
Yes Mini-USB |
Yes USB Type C |
| Wi-Fi | - |
Yes 4 (802.11 b,g,n) |
Yes 802.11 b,g |
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 | - | 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 | - | 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 |
| Text Keyboard, Hardware | - | - | Yes | Yes |
| Touch Screen | - | Yes | - | Yes |
| Memory | ||||
| Memory Card Slot | - | Yes | Yes | Yes |
| Messaging | ||||
| Email Client | - | 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 | Yes |
| Headphone Jack (3.5mm) | - | Yes | - | Yes |
| Music Player | - | n/a | n/a | n/a |
| Photo & Video | ||||
| DLNA | - | Yes | - | - |
| Miracast | - | Yes | - | - |
| TV Output | - | Yes | - | Yes |
| Video Calling | - | n/a | n/a | n/a |
| 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 |
| To-Do List | Yes | n/a | n/a | n/a |
| Voice Memo | Yes | n/a | n/a | n/a |
| Software | ||||
| Games | - | n/a | n/a | n/a |
| Java (J2ME) | - | n/a | n/a | n/a |
| Voice | ||||
| HD Voice | - | Yes | - | Yes |
| Headset Jack (2.5 mm) | - | n/a | n/a | n/a |
| Push-To-Talk | - | - | Yes * | - |
| Speaker Phone | Yes | Yes | Yes | Yes |
| * Some versions only | ||||
| Samsung SGH-A157 | LG Volt 2 | Nokia E90 | BlackBerry Key2 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-A157 | LG Volt 2 | Nokia E90 | BlackBerry Key2 |
