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| Phone | BlackBerry 7750 | Samsung Transform Ultra | ZTE Flash | Palm Treo 680 | Asus ZenFone 4 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? |
3.5" diag. 5 : 3 |
4.5" diag. 16 : 9 |
? |
5.5" diag. 16 : 9 |
| Display Resolution & Type |
240 x 240 pixels LCD (Color) |
320 x 480 pixels (~165 ppi) LCD (TFT/TFD) |
720 x 1280 pixels (~326 ppi) LCD (TFT/TFD) |
320 x 320 pixels LCD (TFT/TFD) |
1080 x 1920 pixels (~401 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | 60 Hz | ? | 60 Hz |
| Battery | ? | 1,500 mAh | 1,780 mAh | ? | 3,300 mAh |
| Processor | ? | 1 GHz Qualcomm Snapdragon S2 MSM8655 | 1.5 GHz Qualcomm Snapdragon S4 Plus MSM8960 | ? | 2.2 GHz Qualcomm Snapdragon 630 |
| RAM | ? | ? | 1 GB | ? | 4 GB |
| Storage | ? raw hardware | ? raw hardware | 8 GB | ? raw hardware | 64 GB |
| Main Camera | - | 3 megapixel | 12 megapixel | Yes | 12 megapixel |
| Wide Camera | - | - | - | - | Yes |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | VGA (640 x 480) | 1080p HD | CIF (352 x 288) | 4K UHD |
| Front Camera | - | Yes | 1 megapixel | - | 8 megapixel |
| Weight |
5.01 oz (142g) |
4.9 oz (139g) |
5.2 oz (147g) |
5.5 oz (156g) |
5.47 oz (155g) |
| Dimensions |
4.76" x 3.03" x 0.71" (121 x 77 x 18 mm) |
4.5" x 2.4" x 0.55" (114 x 61 x 14 mm) |
5.27" x 2.56" x 0.38" (134 x 65 x 9.7 mm) |
4.4" x 2.3" x 0.8" (112 x 58 x 20.3 mm) |
6.12" x 2.96" x 0.3" (155 x 75 x 7.7 mm) |
| Platform / OS | BlackBerry OS | Android | Android | Palm OS | Android |
| Network Bands |
CDMA: 850, 1900 |
CDMA: 800, 850, 1900 |
4G LTE: 25 CDMA: 800, 850, 1900 |
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 | EVDO rA | LTE (Cat 3) | EDGE | LTE (Cat 12) |
| Features | |||||
| Fingerprint Reader | - | - | - | - |
Yes stand-alone |
| Flashlight | - | - | - | - | Yes |
| Accessibility | |||||
| Hearing Aid Compatible | - | Yes | Yes | - | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes | - |
| Alerts | |||||
| Ringer Profiles | Yes | - | - | - | - |
| Connectivity | |||||
| Bluetooth | - | Yes | Yes | Yes | Yes |
| Infrared (IR) | - | - | - | Yes | - |
| NFC | - | - | Yes | - | Yes |
| USB | Yes | Yes |
Yes Micro-USB |
Yes |
Yes USB Type C |
| Wi-Fi | - |
Yes 4 (802.11 a,b,g,n) |
Yes 4 (802.11 b,g,n) |
- |
Yes 5 (802.11 a,ac,b,g,n) |
| Data & Network | |||||
| Dual-SIM | - | - | - | - | Yes |
| Input | |||||
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | Yes | Yes | - | Yes | - |
| Touch Screen | - | Yes | Yes | Yes | Yes |
| Memory | |||||
| Memory Card Slot | - | Yes | Yes | Yes | Yes |
| Music | |||||
| Headphone Jack (3.5mm) | - | Yes | Yes | - | Yes |
| Photo & Video | |||||
| Miracast | - | - | - | - | Yes |
| Power | |||||
| Fast Charging | - | - | - | - | Yes |
| Voice | |||||
| HD Voice | - | - | Yes | - | - |
| Speaker Phone | - | Yes | Yes | Yes | Yes |
| BlackBerry 7750 | Samsung Transform Ultra | ZTE Flash | Palm Treo 680 | Asus ZenFone 4 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | BlackBerry 7750 | Samsung Transform Ultra | ZTE Flash | Palm Treo 680 | Asus ZenFone 4 |
