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| Phone | ZTE Z331 | Samsung Galaxy S7 | Motorola ROKR E2 | Palm Pre Plus (GSM) | Coolpad Defiant |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
2.4" diag. 4 : 3 |
5.1" diag. 16 : 9 |
? |
3.1" diag. 5 : 3 |
5" diag. 16 : 9 |
| Display Resolution & Type |
176 x 220 pixels (~117 ppi) LCD (TFT/TFD) |
1440 x 2560 pixels (~576 ppi) AMOLED |
240 x 320 pixels LCD (TFT/TFD) |
320 x 480 pixels (~186 ppi) LCD (TFT/TFD) |
480 x 854 pixels (~196 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | ? | ? | 60 Hz |
| Battery | 950 mAh | 3,000 mAh | ? | 1,150 mAh | 2,450 mAh |
| Processor | ? | 2.2 GHz Qualcomm Snapdragon 820 (MSM8996) | ? | ? | 1.4 GHz Qualcomm Snapdragon 425 (MSM8917) |
| RAM | ? | 4 GB | ? | ? | 1 GB |
| Storage | ? raw hardware | 32 GB | ? raw hardware | ? raw hardware | 8 GB |
| Main Camera | 3 megapixel | 12 megapixel | 1 megapixel | 3 megapixel | 5 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | QCIF (176 x 144) | 4K UHD | ? | VGA (640 x 480) | 720p HD |
| Front Camera | - | 5 megapixel | - | - | 2 megapixel |
| Weight |
4 oz (113g) |
5.36 oz (152g) |
3.77 oz (107g) |
4.89 oz (139g) |
6.5 oz (184g) |
| Dimensions |
3.84" x 2.02" x 0.69" (98 x 51 x 17.5 mm) |
5.61" x 2.74" x 0.31" (142 x 70 x 7.9 mm) |
4.17" x 1.95" x 0.71" (106 x 50 x 18 mm) |
3.9" x 2.3" x 0.67" (99 x 58 x 17 mm) |
5.69" x 2.81" x 0.4" (145 x 71 x 10.2 mm) |
| Form Factor | Clamshell | Slab | Slab | Slide | Slab |
| Platform / OS | (proprietary) | Android | (proprietary) | webOS | Android |
| Network Bands |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
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 |
GSM: 900, 1800, 1900 |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
4G LTE: 2, 4, 5, 12 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
| Data Technology | HSDPA 3.6 | LTE (Cat 9) | EDGE | HSDPA 1.8 | LTE (Cat 4) |
| Features | |||||
| Fingerprint Reader | - | Yes | - | - | - |
| Flashlight | - | Yes | - | - | Yes |
| GPS / Location | Yes | n/a | - | n/a | n/a |
| VR-ready | - | Yes | - | - | - |
| Water-Resistant | - |
Yes IPX8 (SCUBA) |
- | - | - |
| Accessibility | |||||
| Hearing Aid Compatible | Yes | Yes | - | - | Yes |
| Multiple Languages | Yes | n/a | Yes | n/a | n/a |
| TTY/TDD (Digital) | Yes | Yes | - | Yes | Yes |
| Alerts | |||||
| Extra Display | Yes | - | - | - | - |
| Ringer Profiles | Yes | - | Yes | - | - |
| Connectivity | |||||
| Bluetooth | Yes | Yes | Yes | Yes | Yes |
| MirrorLink | - | Yes | - | - | - |
| NFC | - | Yes | - | - | - |
| USB |
Yes Micro-USB |
Yes Micro-USB |
Yes |
Yes Micro-USB |
Yes Micro-USB |
| Wi-Fi | - |
Yes 5 (802.11 a,ac,b,g,n) |
- |
Yes 802.11 b,g |
Yes 4 (802.11 b,g,n) |
| Contacts | |||||
| Picture ID | Yes | n/a | Yes | n/a | n/a |
| Ringer ID | Yes | n/a | Yes | n/a | n/a |
| Voice Dialing | - | n/a | Yes | n/a | n/a |
| Customization | |||||
| Custom Graphics | Yes | n/a | Yes | n/a | n/a |
| Custom Ringtones | Yes | n/a | Yes | n/a | n/a |
| Real-Music Ringers | Yes | n/a | - | n/a | n/a |
| Data & Network | |||||
| Data Tethering | Yes | n/a | Yes | n/a | n/a |
| Dual-SIM | - | Yes | - | - | - |
| WAP / Web Browser | Yes | n/a | Yes | n/a | n/a |
| Input | |||||
| Predictive Text Entry | Yes | n/a | Yes | n/a | n/a |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | - | - | Yes | - |
| Touch Screen | - | Yes | - | Yes | Yes |
| Memory | |||||
| Memory Card Slot | Yes | Yes | Yes | - | Yes |
| Messaging | |||||
| Email Client | Yes | n/a | Yes | n/a | n/a |
| Instant Messaging | Yes | n/a | - | n/a | n/a |
| MMS | Yes | n/a | Yes | n/a | n/a |
| Text Messaging Templates | Yes | n/a | Yes | n/a | n/a |
| Music | |||||
| FM Radio | - | - | Yes | - | - |
| Headphone Jack (3.5mm) | - | Yes | Yes | Yes | Yes |
| Music Player | Yes | n/a | Yes | n/a | n/a |
| Photo & Video | |||||
| DLNA | - | Yes | - | - | - |
| Miracast | - | Yes | - | - | - |
| Power | |||||
| Fast Charging | - | Yes | - | - | - |
| Wireless Charging | - | Yes | - | - | - |
| Productivity | |||||
| Alarm | Yes | n/a | Yes | n/a | n/a |
| Calculator | Yes | n/a | Yes | n/a | n/a |
| Calendar | Yes | n/a | Yes | n/a | n/a |
| To-Do List | - | n/a | Yes | n/a | n/a |
| Voice Memo | Yes | n/a | Yes | n/a | n/a |
| Software | |||||
| Games | Yes | n/a | Yes | n/a | n/a |
| Java (J2ME) | Yes | n/a | Yes | n/a | n/a |
| Voice | |||||
| HD Voice | - | Yes | - | - | - |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| ZTE Z331 | Samsung Galaxy S7 | Motorola ROKR E2 | Palm Pre Plus (GSM) | Coolpad Defiant | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | ZTE Z331 | Samsung Galaxy S7 | Motorola ROKR E2 | Palm Pre Plus (GSM) | Coolpad Defiant |
