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| Phone | Samsung SGH-A157 | LG Aristo / Aristo 2 | AT&T Maestro 3 | Huawei M750 | Samsung SGH-D307 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
1.8" diag. 4 : 3 |
5" diag. 16 : 9 |
6.5" diag. 20 : 9 |
2.8" diag. 4 : 3 |
? |
| Display Resolution & Type |
128 x 160 pixels (~116 ppi) LCD (TFT/TFD) |
720 x 1280 pixels (~294 ppi) LCD (TFT/TFD) |
720 x 1600 pixels (~270 ppi) LCD (TFT/TFD) |
240 x 320 pixels (~143 ppi) LCD (TFT/TFD) |
176 x 220 pixels LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | 60 Hz | ? | ? |
| Battery | 800 mAh | 2,410 mAh | 3,900 mAh | 1,150 mAh | ? |
| Processor | ? | 1.4 GHz Qualcomm Snapdragon 425 (MSM8917) | 2 GHz MediaTek Helio A22 (MT6761) | ? | ? |
| RAM | ? | 2 GB * | 3 GB | ? | ? |
| Storage | 256 MB | 16 GB | 32 GB | ? raw hardware | ? raw hardware |
| Main Camera | - | 13 megapixel | 13 megapixel | 1 megapixel | - |
| Wide Camera | - | - | 5 megapixel | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | 1080p HD | 1080p HD | - | - |
| Front Camera | - | 5 megapixel | 5 megapixel | - | - |
| Weight |
2.99 oz (85g) |
5.01 oz (142g) |
6.24 oz (177g) |
3.92 oz (111g) |
4.3 oz (122g) |
| Dimensions |
3.83" x 1.84" x 0.65" (97 x 47 x 16.5 mm) |
5.7" x 2.84" x 0.32" (145 x 72 x 8.1 mm) |
6.58" x 3.03" x 0.33" (167 x 77 x 8.4 mm) |
4.21" x 2.25" x 0.59" (107 x 57 x 14.9 mm) |
3.7" x 1.9" x 0.85" (94 x 48 x 21.6 mm) |
| Form Factor | Clamshell | Slab | Slab | Slab | Clamshell |
| Platform / OS | (proprietary) | Android | Android | (proprietary) | (proprietary) |
| Network Bands |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
4G LTE: 2, 4, 5, 12, 14, 30 |
CDMA: 850, 1700, 1900 |
GSM: 850, 1800, 1900 |
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| Data Technology | ? | LTE (Cat 4) | LTE (Cat 4) | 1xRTT | EDGE |
| Features | |||||
| Barometer | - | - | Yes | - | - |
| Fingerprint Reader | - | - |
Yes stand-alone |
- | - |
| Flashlight | - | Yes | Yes | - | - |
| GPS / Location | Yes | n/a | n/a | Yes | - |
| Accessibility | |||||
| Adjustable Text Size | Yes | n/a | n/a | - | - |
| Hearing Aid Compatible | Yes | Yes | Yes | Yes | Yes |
| Multiple Languages | Yes | n/a | n/a | - | Yes |
| TTY/TDD (Digital) | Yes | Yes | - | Yes | Yes |
| Alerts | |||||
| Extra Display | - | - | - | - | Yes |
| Ringer Profiles | Yes | - | - | - | - |
| Connectivity | |||||
| Bluetooth | - |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
| USB |
Yes Micro-USB |
Yes Micro-USB |
Yes USB Type C |
Yes | Yes |
| Wi-Fi | - |
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 | Yes | Yes |
| Ringer ID | Yes | n/a | n/a | Yes | Yes |
| Voice Dialing | - | n/a | n/a | - | Yes |
| Customization | |||||
| Custom Graphics | Yes | n/a | n/a | Yes | Yes |
| Custom Ringtones | Yes | n/a | n/a | Yes | Yes |
| Real-Music Ringers | Yes | n/a | n/a | - | Yes |
| Data & Network | |||||
| Data Tethering | - | n/a | n/a | - | Yes |
| WAP / Web Browser | Yes | n/a | n/a | Yes | Yes |
| Input | |||||
| Predictive Text Entry | Yes | n/a | n/a | - | Yes |
| Side Keys | - | Yes | Yes | Yes | Yes |
| Stylus | - | - | - | Yes | - |
| Text Keyboard, Hardware | - | - | - | - | Yes |
| Touch Screen | - | Yes | Yes | Yes | - |
| Memory | |||||
| Memory Card Slot | - | Yes | Yes | Yes | - |
| Messaging | |||||
| Email Client | - | n/a | n/a | Yes | Yes |
| EMS / Picture Messaging | - | n/a | n/a | - | Yes |
| Instant Messaging | - | n/a | n/a | Yes | - |
| MMS | Yes | n/a | n/a | Yes | Yes |
| Text Messaging Templates | Yes | n/a | n/a | Yes | Yes |
| Music | |||||
| FM Radio | - | Yes | - | - | - |
| Headphone Jack (3.5mm) | - | Yes | Yes | Yes | - |
| Music Player | - | n/a | n/a | Yes | - |
| Productivity | |||||
| Alarm | Yes | n/a | n/a | Yes | Yes |
| Calculator | Yes | n/a | n/a | Yes | Yes |
| Calendar | Yes | n/a | n/a | Yes | Yes |
| To-Do List | Yes | n/a | n/a | - | Yes |
| Voice Memo | Yes | n/a | n/a | Yes | Yes |
| Software | |||||
| BREW | - | n/a | n/a | Yes | - |
| Games | - | n/a | n/a | Yes | Yes |
| Java (J2ME) | - | n/a | n/a | - | Yes |
| Voice | |||||
| HD Voice | - | Yes | Yes | - | - |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| Samsung SGH-A157 | LG Aristo / Aristo 2 | AT&T Maestro 3 | Huawei M750 | Samsung SGH-D307 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-A157 | LG Aristo / Aristo 2 | AT&T Maestro 3 | Huawei M750 | Samsung SGH-D307 |
