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| Phone | Samsung SGH-A657 | Kyocera DuraForce Pro 3 | Siemens A56 / A56i | Samsung SPH-N270 (Matrix Phone) |
| Current U.S. Carriers | (none) | Verizon | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? |
5.4" diag. 18 : 9 |
? | ? |
| Display Resolution & Type |
176 x 220 pixels LCD (TFT/TFD) |
1080 x 2160 pixels (~449 ppi) AMOLED |
101 x 64 pixels |
128 x 160 pixels LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | ? | ? |
| Battery | 1,420 mAh | 4,270 mAh | 700 mAh | 1,000 mAh |
| Processor | ? | 2.4 GHz Snapdragon 7 Gen 1 | ? | ? |
| RAM | ? | 6 GB | ? | ? |
| Storage | ? raw hardware | 128 GB | ? raw hardware | ? raw hardware |
| Main Camera | - | 16 megapixel | - | - |
| Wide Camera | - | 16 megapixel | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | 4K UHD | - | - |
| Front Camera | - | 8 megapixel | - | - |
| Weight |
4.34 oz (123g) |
8.36 oz (237g) |
3 oz (85g) |
4.66 oz (132g) |
| Dimensions |
4.53" x 2.05" x 0.77" (115 x 52 x 19.6 mm) |
6.06" x 2.95" x 0.57" (154 x 75 x 14.5 mm) |
4" x 1.7" x 0.8" (102 x 43 x 20.3 mm) |
4.53" x 2.28" x 0.79" (115 x 58 x 20.1 mm) |
| Form Factor | Slab | Slab | Slab | Slide |
| Platform / OS | (proprietary) | Android | (proprietary) | (proprietary) |
| Network Bands |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
5G: 2, 5, 48, 66, 77-A, 77-C, 78, 260, 261 4G LTE: 1, 2, 3, 4, 5, 7, 12, 13, 46, 48, 66 WCDMA: 1, 2, 5, 8 |
GSM: 850, 1900 |
CDMA: 850, 1900 AMPS: 850 |
| Data Technology | HSDPA 3.6 | NR (5G) | - | - |
| Features | ||||
| Barometer | - | Yes | - | - |
| Fingerprint Reader | - |
Yes stand-alone |
- | - |
| Flashlight | Yes | Yes | - | - |
| GPS / Location | Yes | n/a | Yes | Yes |
| Ruggedized | Yes | Yes | - | - |
| Water-Resistant | - |
Yes IPX8 (SCUBA) |
- | - |
| Accessibility | ||||
| Hearing Aid Compatible | - |
Yes M4, T4 (very tele-coil compatible) |
- | - |
| Multiple Languages | Yes | n/a | - | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | - |
| Alerts | ||||
| Ringer Profiles | - | - | Yes | - |
| Connectivity | ||||
| Bluetooth | Yes | Yes | - | - |
| NFC | - | Yes | - | - |
| USB | Yes |
Yes USB Type C |
- | - |
| Wi-Fi | - |
Yes 6E (802.11 a,ac,ax,b,g,n) |
- | - |
| Contacts | ||||
| Picture ID | Yes | n/a | Yes | Yes |
| Ringer ID | Yes | n/a | Yes | Yes |
| Voice Dialing | - | n/a | - | Yes |
| Customization | ||||
| Changeable Body Plates | - | - | Yes | - |
| Custom Graphics | Yes | n/a | Yes | - |
| Custom Ringtones | Yes | n/a | Yes | - |
| Real-Music Ringers | Yes | n/a | - | - |
| Data & Network | ||||
| Data Tethering | Yes | n/a | - | - |
| Dual-SIM | - | Yes | - | - |
| WAP / Web Browser | Yes | n/a | Yes | - |
| Input | ||||
| Predictive Text Entry | Yes | n/a | Yes | Yes |
| Side Keys | Yes | Yes | - | - |
| Touch Screen | - |
Yes Capacitive |
- | - |
| Memory | ||||
| Memory Card Slot | Yes | Yes | - | - |
| Messaging | ||||
| Email Client | Yes | n/a | - | - |
| EMS / Picture Messaging | - | n/a | Yes | - |
| Instant Messaging | Yes | n/a | - | - |
| MMS | Yes | n/a | - | - |
| Text Messaging Templates | Yes | n/a | - | - |
| Music | ||||
| Music Player | Yes | n/a | - | - |
| Stereo Speakers | - | Yes | - | - |
| Photo & Video | ||||
| Miracast | - | Yes | - | - |
| Power | ||||
| Fast Charging | - | Yes | - | - |
| Wireless Charging | - | Yes | - | - |
| Productivity | ||||
| Alarm | Yes | n/a | Yes | Yes |
| Calculator | Yes | n/a | Yes | Yes |
| Calendar | Yes | n/a | - | Yes |
| To-Do List | Yes | n/a | - | Yes |
| Voice Memo | Yes | n/a | - | Yes |
| Software | ||||
| Games | Yes | n/a | Yes | - |
| Java (J2ME) | Yes | n/a | - | - |
| Voice | ||||
| HD Voice | - | Yes | - | - |
| Headset Jack (2.5 mm) | - | n/a | - | Yes |
| Push-To-Talk | Yes | Yes | - | - |
| Speaker Phone | Yes | Yes | - | - |
| Samsung SGH-A657 | Kyocera DuraForce Pro 3 | Siemens A56 / A56i | Samsung SPH-N270 (Matrix Phone) | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-A657 | Kyocera DuraForce Pro 3 | Siemens A56 / A56i | Samsung SPH-N270 (Matrix Phone) |
