Compare Phones
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| Phone | Siemens M75 | Nokia Lumia 521 / 520 | AT&T Maestro 3 | Kyocera DuraXE Epic / DuraXA Equip |
| Current U.S. Carriers | (none) | (none) | (none) | US Cellular |
| Global Availability | Not yet released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? |
4" diag. 5 : 3 |
6.5" diag. 20 : 9 |
2.6" diag. 4 : 3 |
| Display Resolution & Type |
132 x 176 pixels LCD (TFT/TFD) |
480 x 800 pixels (~233 ppi) LCD (TFT/TFD) |
720 x 1600 pixels (~270 ppi) LCD (TFT/TFD) |
240 x 320 pixels (~154 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | ? |
| Battery | 750 mAh | 1,430 mAh | 3,900 mAh | 1,770 mAh |
| Processor | ? | 1 GHz Qualcomm Snapdragon S4 MSM8270 | 2 GHz MediaTek Helio A22 (MT6761) | 1.2 GHz Qualcomm Snapdragon 215 |
| RAM | ? | 512 MB | 3 GB | 2 GB |
| Storage | ? raw hardware | 8 GB | 32 GB | 16 GB |
| Main Camera | 1 megapixel | 5 megapixel | 13 megapixel | 5 megapixel |
| Wide Camera | - | - | 5 megapixel | - |
| Tele Camera | - | - | - | - |
| Video Capture | ? | 720p HD | 1080p HD | 720p HD |
| Front Camera | - | - | 5 megapixel | - |
| Weight |
3.88 oz (110g) |
4.39 oz (124g) |
6.24 oz (177g) |
6.8 oz (193g) |
| Dimensions |
4.35" x 2.03" x 0.82" (110 x 52 x 20.8 mm) |
4.72" x 2.52" x 0.39" (120 x 64 x 9.9 mm) |
6.58" x 3.03" x 0.33" (167 x 77 x 8.4 mm) |
4.36" x 2.22" x 1.07" (111 x 56 x 27.2 mm) |
| Form Factor | Slab | Slab | Slab | Clamshell |
| Platform / OS | (proprietary) | Windows | Android | (proprietary) |
| Network Bands |
GSM: 900, 1800, 1900 |
4G LTE: 2, 4, 5, 12, 14, 30 |
4G LTE: 2, 4, 5, 12, 14, 66 WCDMA: 1, 2, 4, 5 |
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| Data Technology | GPRS | HSPA+ 21 | LTE (Cat 4) | LTE (Cat 4) |
| Features | ||||
| Barometer | - | - | Yes | Yes |
| Fingerprint Reader | - | - |
Yes stand-alone |
- |
| Flashlight | - | - | Yes | Yes |
| GPS / Location | - | n/a | n/a | Yes |
| Ruggedized | Yes | - | - | Yes |
| Water-Resistant | - | - | - |
Yes IPX8 (SCUBA) |
| Accessibility | ||||
| Adjustable Text Size | - | n/a | n/a | Yes |
| Hearing Aid Compatible | - | Yes | Yes | Yes |
| Multiple Languages | Yes | n/a | n/a | Yes |
| TTY/TDD (Digital) | - | Yes | - | Yes |
| Alerts | ||||
| Extra Display | - | - | - | Yes |
| Ringer Profiles | Yes | - | - | - |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | Yes |
| Infrared (IR) | Yes | - | - | - |
| Mobile Hotspot | - | n/a | n/a | Yes |
| USB | Yes | Yes |
Yes USB Type C |
Yes USB Type C |
| Wi-Fi | - | Yes |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 4 (802.11 a,b,g,n) |
| Contacts | ||||
| Picture ID | Yes | n/a | n/a | Yes |
| Ringer ID | Yes | n/a | n/a | Yes |
| Voice Dialing | - | n/a | n/a | Yes |
| Customization | ||||
| Custom Graphics | Yes | n/a | n/a | Yes |
| Custom Ringtones | Yes | n/a | n/a | Yes |
| Real-Music Ringers | - | n/a | n/a | Yes |
| Data & Network | ||||
| Data Tethering | Yes | n/a | n/a | Yes |
| WAP / Web Browser | Yes | n/a | n/a | Yes |
| Input | ||||
| Predictive Text Entry | Yes | n/a | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes |
| Touch Screen | - | Yes | Yes | - |
| Memory | ||||
| Memory Card Slot | Yes | Yes | Yes | Yes |
| Messaging | ||||
| Email Client | Yes | n/a | n/a | Yes |
| EMS / Picture Messaging | Yes | n/a | n/a | - |
| Instant Messaging | - | n/a | n/a | - |
| MMS | Yes | n/a | n/a | Yes |
| Text Messaging Templates | - | n/a | n/a | Yes |
| Music | ||||
| FM Radio | - | - | - | Yes |
| Headphone Jack (3.5mm) | - | Yes | Yes | Yes |
| Music Player | Yes | n/a | n/a | Yes |
| Productivity | ||||
| Alarm | Yes | n/a | n/a | Yes |
| Calculator | Yes | n/a | n/a | Yes |
| Calendar | Yes | n/a | n/a | Yes |
| To-Do List | Yes | n/a | n/a | - |
| Voice Memo | Yes | n/a | n/a | Yes |
| Software | ||||
| Games | Yes | n/a | n/a | - |
| Java (J2ME) | Yes | n/a | n/a | - |
| Voice | ||||
| HD Voice | - | - | Yes | Yes |
| Push-To-Talk | Yes | - | - | Yes |
| Speaker Phone | Yes | Yes | Yes | Yes |
| Siemens M75 | Nokia Lumia 521 / 520 | AT&T Maestro 3 | Kyocera DuraXE Epic / DuraXA Equip | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Siemens M75 | Nokia Lumia 521 / 520 | AT&T Maestro 3 | Kyocera DuraXE Epic / DuraXA Equip |
