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| Phone | BlackBerry 7750 | ZTE Agent | Palm Treo Pro (GSM) | Asus ZenFone 4 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? |
2.4" diag. 4 : 3 |
? |
5.5" diag. 16 : 9 |
| Display Resolution & Type |
240 x 240 pixels LCD (Color) |
240 x 320 pixels (~167 ppi) LCD (TFT/TFD) |
320 x 320 pixels LCD (TFT/TFD) |
1080 x 1920 pixels (~401 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | 60 Hz |
| Battery | ? | 900 mAh | 1,500 mAh | 3,300 mAh |
| Processor | ? | ? | 400 MHz MSM7201 | 2.2 GHz Qualcomm Snapdragon 630 |
| RAM | ? | ? | ? | 4 GB |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | 64 GB |
| Main Camera | - | 1 megapixel | 2 megapixel | 12 megapixel |
| Wide Camera | - | - | - | Yes |
| Tele Camera | - | - | - | - |
| Video Capture | - | ? | ? | 4K UHD |
| Front Camera | - | - | - | 8 megapixel |
| Weight |
5.01 oz (142g) |
3.53 oz (100g) |
4.69 oz (133g) |
5.47 oz (155g) |
| Dimensions |
4.76" x 3.03" x 0.71" (121 x 77 x 18 mm) |
4.3" x 1.9" x 0.6" (109 x 48 x 15.2 mm) |
4.49" x 2.36" x 0.53" (114 x 60 x 13.5 mm) |
6.12" x 2.96" x 0.3" (155 x 75 x 7.7 mm) |
| Form Factor | Slab | Slab | Slab | Slab |
| Platform / OS | BlackBerry OS | (proprietary) | Windows Mobile Professional | Android |
| Network Bands |
CDMA: 850, 1900 |
CDMA: 850, 1700, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 17, 28 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
| Data Technology | 1xRTT | 1xRTT | HSDPA 3.6 | LTE (Cat 12) |
| Features | ||||
| Fingerprint Reader | - | - | - |
Yes stand-alone |
| Flashlight | - | - | - | Yes |
| GPS / Location | n/a | Yes | n/a | n/a |
| Accessibility | ||||
| Hearing Aid Compatible | - |
Yes M4, T4 (very tele-coil compatible) |
- |
Yes M4, T3 (mostly tele-coil compatible) |
| Multiple Languages | n/a | Yes | n/a | n/a |
| TTY/TDD (Digital) | Yes | Yes | - | - |
| Alerts | ||||
| Ringer Profiles | Yes | - | - | - |
| Connectivity | ||||
| Bluetooth | - | Yes | Yes | Yes |
| NFC | - | - | - | Yes |
| USB | Yes |
Yes Micro-USB |
Yes Micro-USB |
Yes USB Type C |
| Wi-Fi | - | - |
Yes 802.11 b,g |
Yes 5 (802.11 a,ac,b,g,n) |
| Contacts | ||||
| Picture ID | n/a | - | n/a | n/a |
| Ringer ID | n/a | Yes | n/a | n/a |
| Voice Dialing | n/a | - | n/a | n/a |
| Customization | ||||
| Custom Graphics | n/a | Yes | n/a | n/a |
| Custom Ringtones | n/a | Yes | n/a | n/a |
| Real-Music Ringers | n/a | Yes | n/a | n/a |
| Data & Network | ||||
| Data Tethering | n/a | - | n/a | n/a |
| Dual-SIM | - | - | - | Yes |
| WAP / Web Browser | n/a | Yes | n/a | n/a |
| Input | ||||
| Predictive Text Entry | n/a | Yes | n/a | n/a |
| Side Keys | Yes | Yes | Yes | Yes |
| Stylus | - | - | Yes | - |
| Text Keyboard, Hardware | Yes | - | Yes | - |
| Touch Screen | - | - |
Yes Resistive |
Yes Capacitive |
| Memory | ||||
| Memory Card Slot | - | Yes | Yes | Yes |
| Messaging | ||||
| Email Client | n/a | Yes | n/a | n/a |
| Instant Messaging | n/a | Yes | n/a | n/a |
| MMS | n/a | Yes | n/a | n/a |
| Text Messaging Templates | n/a | Yes | n/a | n/a |
| Music | ||||
| Headphone Jack (3.5mm) | - | Yes | Yes | Yes |
| Music Player | n/a | Yes | n/a | n/a |
| Photo & Video | ||||
| Miracast | - | - | - | Yes |
| Power | ||||
| Fast Charging | - | - | - | Yes |
| Productivity | ||||
| Alarm | n/a | Yes | n/a | n/a |
| Calculator | n/a | Yes | n/a | n/a |
| Calendar | n/a | Yes | n/a | n/a |
| To-Do List | n/a | - | n/a | n/a |
| Voice Memo | n/a | Yes | n/a | n/a |
| Software | ||||
| BREW | n/a | Yes | n/a | n/a |
| Games | n/a | Yes | n/a | n/a |
| Java (J2ME) | n/a | - | n/a | n/a |
| Voice | ||||
| Headset Jack (2.5 mm) | n/a | - | n/a | n/a |
| Speaker Phone | - | Yes | Yes | Yes |
| BlackBerry 7750 | ZTE Agent | Palm Treo Pro (GSM) | Asus ZenFone 4 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | BlackBerry 7750 | ZTE Agent | Palm Treo Pro (GSM) | Asus ZenFone 4 |
