Compare Phones
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| Phone | AT&T Maestro 3 | Samsung SCH-i830 / IP-830w | Nokia Lumia 521 / 520 | Samsung Galaxy J2 / J2 Pure / J2 Dash | Samsung SPH-N240 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
6.5" diag. 20 : 9 |
? |
4" diag. 5 : 3 |
5" diag. 16 : 9 |
? |
| Display Resolution & Type |
720 x 1600 pixels (~270 ppi) LCD (TFT/TFD) |
240 x 320 pixels LCD (TFT/TFD) |
480 x 800 pixels (~233 ppi) LCD (TFT/TFD) |
540 x 960 pixels (~220 ppi) LCD (TFT/TFD) |
128 x 64 pixels |
| Display Refresh | 60 Hz | ? | ? | 60 Hz | ? |
| Battery | 3,900 mAh | ? | 1,430 mAh | 2,600 mAh | ? |
| Processor | 2 GHz MediaTek Helio A22 (MT6761) | 520 MHz Intel Bulverde | 1 GHz Qualcomm Snapdragon S4 MSM8270 | 1.4 GHz Samsung Exynos 7570 | ? |
| RAM | 3 GB | ? | 512 MB | 2 GB | ? |
| Storage | 32 GB | ? raw hardware | 8 GB | 16 GB | ? raw hardware |
| Main Camera | 13 megapixel | - | 5 megapixel | 8 megapixel | - |
| Wide Camera | 5 megapixel | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | 1080p HD | - | 720p HD | 1080p HD | - |
| Front Camera | 5 megapixel | - | - | 5 megapixel | - |
| Weight |
6.24 oz (177g) |
6.44 oz (183g) |
4.39 oz (124g) |
5.43 oz (154g) |
3.2 oz (91g) |
| Dimensions |
6.58" x 3.03" x 0.33" (167 x 77 x 8.4 mm) |
4.49" x 2.28" x 0.97" (114 x 58 x 24.6 mm) |
4.72" x 2.52" x 0.39" (120 x 64 x 9.9 mm) |
5.65" x 2.84" x 0.35" (144 x 72 x 8.9 mm) |
4.1" x 1.5" x 0.7" (104 x 38 x 17.8 mm) |
| Form Factor | Slab | Slide | Slab | Slab | Slab |
| Platform / OS | Android | Windows Mobile Professional | Windows | Android | (proprietary) |
| Network Bands |
4G LTE: 2, 4, 5, 12, 14, 30 |
CDMA: 850, 1900 GSM: 900, 1800 |
CDMA: 850, 1900 AMPS: 850 |
||
| Data Technology | LTE (Cat 4) | EVDO r0 | HSPA+ 21 | LTE (Cat 4) | - |
| Features | |||||
| Barometer | Yes | - | - | - | - |
| Fingerprint Reader |
Yes stand-alone |
- | - | - | - |
| Flashlight | Yes | - | - | Yes | - |
| GPS / Location | n/a | n/a | n/a | n/a | Yes |
| Accessibility | |||||
| Hearing Aid Compatible |
Yes M4, T4 (very tele-coil compatible) |
- |
Yes M3, T4 (very tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
- |
| Multiple Languages | n/a | n/a | n/a | n/a | Yes |
| TTY/TDD (Digital) | - | Yes | Yes | Yes | - |
| Alerts | |||||
| Ringer Profiles | - | Yes | - | - | - |
| Connectivity | |||||
| Bluetooth | Yes | Yes | Yes | Yes | - |
| Infrared (IR) | - | Yes | - | - | - |
| Mobile Hotspot | n/a | n/a | n/a | n/a | - |
| USB |
Yes USB Type C |
Yes | Yes |
Yes Micro-USB |
- |
| Wi-Fi |
Yes 5 (802.11 a,ac,b,g,n) |
- | Yes |
Yes 4 (802.11 b,g,n) |
- |
| Contacts | |||||
| Picture ID | n/a | n/a | n/a | n/a | - |
| Ringer ID | n/a | n/a | n/a | n/a | Yes |
| Voice Dialing | n/a | n/a | n/a | n/a | Yes |
| Customization | |||||
| Changeable Body Plates | - | - | - | - | Yes |
| Custom Graphics | n/a | n/a | n/a | n/a | - |
| Custom Ringtones | n/a | n/a | n/a | n/a | - |
| Real-Music Ringers | n/a | n/a | n/a | n/a | - |
| Data & Network | |||||
| Data Tethering | n/a | n/a | n/a | n/a | - |
| WAP / Web Browser | n/a | n/a | n/a | n/a | - |
| Input | |||||
| Predictive Text Entry | n/a | n/a | n/a | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | Yes | - | - | - |
| Touch Screen |
Yes Capacitive |
Yes |
Yes Capacitive |
Yes Capacitive |
- |
| Memory | |||||
| Memory Card Slot | Yes | Yes | Yes | Yes | - |
| Messaging | |||||
| Email Client | n/a | n/a | n/a | n/a | - |
| Instant Messaging | n/a | n/a | n/a | n/a | - |
| MMS | n/a | n/a | n/a | n/a | - |
| Music | |||||
| Headphone Jack (3.5mm) | Yes | - | Yes | Yes | - |
| Music Player | n/a | n/a | n/a | n/a | - |
| Stereo Speakers | - | Yes | - | - | - |
| Productivity | |||||
| Alarm | n/a | n/a | n/a | n/a | Yes |
| Calculator | n/a | n/a | n/a | n/a | Yes |
| Calendar | n/a | n/a | n/a | n/a | Yes |
| To-Do List | n/a | n/a | n/a | n/a | Yes |
| Voice Memo | n/a | n/a | n/a | n/a | - |
| Software | |||||
| Games | n/a | n/a | n/a | n/a | Yes |
| Voice | |||||
| HD Voice | Yes | - | - | - | - |
| Headset Jack (2.5 mm) | n/a | n/a | n/a | n/a | Yes |
| Speaker Phone | Yes | Yes | Yes | Yes | - |
| AT&T Maestro 3 | Samsung SCH-i830 / IP-830w | Nokia Lumia 521 / 520 | Samsung Galaxy J2 / J2 Pure / J2 Dash | Samsung SPH-N240 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | AT&T Maestro 3 | Samsung SCH-i830 / IP-830w | Nokia Lumia 521 / 520 | Samsung Galaxy J2 / J2 Pure / J2 Dash | Samsung SPH-N240 |
