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| Phone | Samsung Galaxy S7 | ZTE Z431 / Altair | Samsung SCH-A310 |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size |
5.1" diag. 16 : 9 |
2.4" diag. 4 : 3 |
? |
| Display Resolution & Type |
1440 x 2560 pixels (~576 ppi) AMOLED |
320 x 240 pixels (~167 ppi) LCD (TFT/TFD) |
128 x 128 pixels LCD (Grayscale) |
| Display Refresh | 60 Hz | ? | ? |
| Battery | 3,000 mAh | 1,000 mAh | ? |
| Processor | 2.2 GHz Qualcomm Snapdragon 820 (MSM8996) | ? | ? |
| RAM | 4 GB | ? | ? |
| Storage | 32 GB | ? raw hardware | ? raw hardware |
| Main Camera | 12 megapixel | 2 megapixel | - |
| Wide Camera | - | - | - |
| Tele Camera | - | - | - |
| Video Capture | 4K UHD | QVGA (320 x 240) | - |
| Front Camera | 5 megapixel | - | - |
| Weight |
5.36 oz (152g) |
3.52 oz (100g) |
3.2 oz (91g) |
| Dimensions |
5.61" x 2.74" x 0.31" (142 x 70 x 7.9 mm) |
4.49" x 2.39" x 0.41" (114 x 61 x 10.4 mm) |
3.43" x 1.89" x 0.87" (87 x 48 x 22.1 mm) |
| Form Factor | Slab | Slab | Clamshell |
| Platform / OS | Android | (proprietary) | (proprietary) |
| Network Bands |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 25, 26, 29, 30, 40, 41 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 AMPS: 850 |
| Data Technology | LTE (Cat 9) | ? | 1xRTT |
| Features | |||
| Fingerprint Reader | Yes | - | - |
| Flashlight | Yes | - | - |
| GPS / Location | n/a | Yes | Yes |
| VR-ready | Yes | - | - |
| Water-Resistant |
Yes IPX8 (SCUBA) |
- | - |
| Accessibility | |||
| Hearing Aid Compatible |
Yes M4, T3 (mostly tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
- |
| Multiple Languages | n/a | Yes | Yes |
| TTY/TDD (Digital) | Yes | Yes | - |
| Alerts | |||
| Extra Display | - | - | Yes |
| Ringer Profiles | - | Yes | - |
| Connectivity | |||
| Bluetooth | Yes | Yes | - |
| MirrorLink | Yes | - | - |
| NFC | Yes | - | - |
| USB |
Yes Micro-USB |
Yes Micro-USB |
Yes |
| Wi-Fi |
Yes 5 (802.11 a,ac,b,g,n) |
- | - |
| Contacts | |||
| Picture ID | n/a | Yes | - |
| Ringer ID | n/a | Yes | - |
| Voice Dialing | n/a | - | Yes |
| Customization | |||
| Changeable Body Plates | - | - | Yes |
| Custom Graphics | n/a | Yes | - |
| Custom Ringtones | n/a | Yes | - |
| Real-Music Ringers | n/a | Yes | - |
| Data & Network | |||
| Data Tethering | n/a | Yes | Yes |
| Dual-SIM | Yes | - | - |
| WAP / Web Browser | n/a | Yes | Yes |
| Input | |||
| Predictive Text Entry | n/a | Yes | Yes |
| Side Keys | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | Yes | - |
| Touch Screen |
Yes Capacitive |
- | - |
| Memory | |||
| Memory Card Slot | Yes | Yes | - |
| Messaging | |||
| Email Client | n/a | Yes | - |
| MMS | n/a | Yes | - |
| Text Messaging Templates | n/a | Yes | - |
| Music | |||
| Headphone Jack (3.5mm) | Yes | Yes | - |
| Music Player | n/a | Yes | - |
| Photo & Video | |||
| DLNA | Yes | - | - |
| Miracast | Yes | - | - |
| Power | |||
| Fast Charging | Yes | - | - |
| Wireless Charging | Yes | - | - |
| Productivity | |||
| Alarm | n/a | Yes | - |
| Calculator | n/a | Yes | - |
| Calendar | n/a | Yes | Yes |
| Voice Memo | n/a | Yes | Yes |
| Software | |||
| BREW | n/a | Yes | - |
| Games | n/a | Yes | Yes |
| Voice | |||
| HD Voice | Yes | - | - |
| Headset Jack (2.5 mm) | n/a | - | Yes |
| Speaker Phone | Yes | Yes | - |
| Samsung Galaxy S7 | ZTE Z431 / Altair | Samsung SCH-A310 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung Galaxy S7 | ZTE Z431 / Altair | Samsung SCH-A310 |
