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| Phone | ZTE Z331 | BlackBerry 7750 | Apple iPhone 11 Pro | Motorola Droid Ultra | Nokia E75 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
2.4" diag. 4 : 3 |
? |
5.8" diag. 19.5 : 9 |
5" diag. 16 : 9 |
2.4" diag. 4 : 3 |
| Display Resolution & Type |
176 x 220 pixels (~117 ppi) LCD (TFT/TFD) |
240 x 240 pixels LCD (Color) |
1125 x 2436 pixels (~463 ppi) AMOLED |
720 x 1280 pixels (~294 ppi) AMOLED |
240 x 320 pixels (~167 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | 60 Hz | ? |
| Battery | 950 mAh | ? | 3,190 mAh | 2,130 mAh | 1,000 mAh |
| Processor | ? | ? | Apple A13 Bionic | 1.7 GHz Qualcomm Snapdragon S4 Pro MSM8960T | 369 MHz ARM 11 |
| RAM | ? | ? | 4 GB | 2 GB | ? |
| Storage | ? raw hardware | ? raw hardware | 64 GB * | 16 GB | ? raw hardware |
| Main Camera | 3 megapixel | - | 12 megapixel | 10 megapixel | 3 megapixel |
| Wide Camera | - | - | 12 megapixel | - | - |
| Tele Camera | - | - | 12 megapixel | - | - |
| Video Capture | QCIF (176 x 144) | - | 4K UHD | 1080p HD | VGA (640 x 480) |
| Front Camera | - | - | 12 megapixel | 2 megapixel | - |
| Weight |
4 oz (113g) |
5.01 oz (142g) |
6.63 oz (188g) |
4.83 oz (137g) |
4.9 oz (139g) |
| Dimensions |
3.84" x 2.02" x 0.69" (98 x 51 x 17.5 mm) |
4.76" x 3.03" x 0.71" (121 x 77 x 18 mm) |
5.67" x 2.81" x 0.32" (144 x 71 x 8.1 mm) |
5.41" x 2.8" x 0.28" (137 x 71 x 7.2 mm) |
4.4" x 1.97" x 0.57" (112 x 50 x 14.4 mm) |
| Form Factor | Clamshell | Slab | Slab | Slab | Slab |
| Platform / OS | (proprietary) | BlackBerry OS | iOS | Android | S60 (Symbian) |
| Network Bands |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 29, 30, 34, 38, 39, 40, 41, 46, 48, 66, 71 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
4G LTE: 4, 13 WCDMA: 1, 2, 5, 8 CDMA: 850, 1900 GSM: 850, 900, 1800, 1900 |
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| Data Technology | HSDPA 3.6 | 1xRTT | LTE (Cat 18) | LTE (Cat 3) | HSDPA 3.6 |
| Features | |||||
| Barometer | - | - | Yes | - | - |
| Flashlight | - | - | Yes | - | - |
| GPS / Location | Yes | n/a | n/a | n/a | n/a |
| Water-Resistant | - | - |
Yes IPX8 (SCUBA) |
- | - |
| Accessibility | |||||
| Adjustable Text Size | - | n/a | n/a | n/a | n/a |
| Hearing Aid Compatible |
Yes M3, T4 (very tele-coil compatible) |
- |
Yes M3, T4 (very tele-coil compatible) |
Yes M3, T4 (very tele-coil compatible) |
- |
| Multiple Languages | Yes | n/a | n/a | n/a | n/a |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes | - |
| Alerts | |||||
| Extra Display | Yes | - | - | - | - |
| Ringer Profiles | Yes | Yes | - | - | Yes |
| Connectivity | |||||
| Bluetooth | Yes | - | Yes | Yes | Yes |
| Mobile Hotspot | - | n/a | n/a | n/a | n/a |
| NFC | - | - | Yes | Yes | - |
| USB |
Yes Micro-USB |
Yes | Yes |
Yes Micro-USB |
Yes Micro-USB |
| UWB | - | - | Yes | - | - |
| Wi-Fi | - | - |
Yes 6 (802.11 a,ac,ax,b,g,n) |
Yes 4 (802.11 a,b,g,n) |
Yes 802.11 b,g |
| Contacts | |||||
| Picture ID | Yes | n/a | n/a | n/a | n/a |
| Ringer ID | Yes | n/a | n/a | n/a | n/a |
| Voice Dialing | - | n/a | n/a | n/a | n/a |
| Customization | |||||
| Custom Graphics | Yes | n/a | n/a | n/a | n/a |
| Custom Ringtones | Yes | n/a | n/a | n/a | n/a |
| Real-Music Ringers | Yes | n/a | n/a | n/a | n/a |
| Data & Network | |||||
| Data Tethering | Yes | n/a | n/a | n/a | n/a |
| Dual-SIM | - | - | Yes | - | - |
| WAP / Web Browser | Yes | n/a | n/a | n/a | n/a |
| Input | |||||
| Predictive Text Entry | Yes | n/a | n/a | n/a | n/a |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | Yes | - | - | Yes |
| Touch Screen | - | - |
Yes Capacitive |
Yes Capacitive |
- |
| Memory | |||||
| Memory Card Slot | Yes | - | - | - | Yes |
| Messaging | |||||
| Email Client | Yes | n/a | n/a | n/a | n/a |
| Instant Messaging | Yes | n/a | n/a | n/a | n/a |
| MMS | Yes | n/a | n/a | n/a | n/a |
| Text Messaging Templates | Yes | n/a | n/a | n/a | n/a |
| Music | |||||
| FM Radio | - | - | - | - | Yes |
| Headphone Jack (3.5mm) | - | - | - | Yes | Yes |
| Music Player | Yes | n/a | n/a | n/a | n/a |
| Stereo Speakers | - | - | Yes | - | - |
| Photo & Video | |||||
| Miracast | - | - | - | Yes | - |
| TV Output | - | - | Yes | - | - |
| Video Calling | - | n/a | n/a | n/a | n/a |
| Power | |||||
| Fast Charging | - | - | Yes | - | - |
| Wireless Charging | - | - | Yes | - | - |
| Productivity | |||||
| Alarm | Yes | n/a | n/a | n/a | n/a |
| Calculator | Yes | n/a | n/a | n/a | n/a |
| Calendar | Yes | n/a | n/a | n/a | n/a |
| To-Do List | - | n/a | n/a | n/a | n/a |
| Voice Memo | Yes | n/a | n/a | n/a | n/a |
| Software | |||||
| Games | Yes | n/a | n/a | n/a | n/a |
| Java (J2ME) | Yes | n/a | n/a | n/a | n/a |
| Voice | |||||
| HD Voice | - | - | Yes | - | - |
| Headset Jack (2.5 mm) | - | n/a | n/a | n/a | n/a |
| Push-To-Talk | - | - | - | - | Yes * |
| Speaker Phone | Yes | - | Yes | Yes | Yes |
| * Some versions only | |||||
| ZTE Z331 | BlackBerry 7750 | Apple iPhone 11 Pro | Motorola Droid Ultra | Nokia E75 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | ZTE Z331 | BlackBerry 7750 | Apple iPhone 11 Pro | Motorola Droid Ultra | Nokia E75 |
