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| Phone | Palm Treo Pro (CDMA) | Samsung Galaxy S 4 mini (GSM) | Pantech Swift | Sony Ericsson Z520 / Z525 | 
| Current U.S. Carriers | (none) | (none) | (none) | (none) | 
| Global Availability | Released | Released | Released | Released | 
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? | 4.3" diag. 16 : 9 | 2.8" diag. 4 : 3 | ? | 
| Display Resolution & Type | 320 x 320 pixels LCD (TFT/TFD) | 540 x 960 pixels (~256 ppi) AMOLED | 240 x 320 pixels (~143 ppi) LCD (TFT/TFD) | 128 x 160 pixels LCD (TFT/TFD) | 
| Display Refresh | ? | 60 Hz | ? | ? | 
| Battery | 1,500 mAh | 1,900 mAh | 1,000 mAh | ? | 
| Processor | 528 MHz Qualcomm MSM7501a | 1.7 GHz Qualcomm Snapdragon MSM8930 Pro (MSM8930AB) | Qualcomm QSX6270 | ? | 
| RAM | ? | 1.5 GB | ? | ? | 
| Storage | ? raw hardware | 16 GB | ? raw hardware | ? raw hardware | 
| Main Camera | 2 megapixel | 8 megapixel | 2 megapixel | Yes | 
| Wide Camera | - | - | - | - | 
| Tele Camera | - | - | - | - | 
| Video Capture | ? | 1080p HD | QVGA (320 x 240) | ? | 
| Front Camera | - | 2 megapixel | - | - | 
| Weight | 4.69 oz (133g) | 3.77 oz (107g) | 6.26 oz (177g) | 3.46 oz (98g) | 
| Dimensions | 4.49" x 2.36" x 0.53" (114 x 60 x 13.5 mm) | 4.9" x 2.41" x 0.35" (124 x 61 x 8.9 mm) | 4.29" x 2.22" x 0.58" (109 x 56 x 14.7 mm) | 3.27" x 1.81" x 0.94" (83 x 46 x 23.9 mm) | 
| Form Factor | Slab | Slab | Slide | Clamshell | 
| Platform / OS | Windows Mobile Professional | Android | (proprietary) | (proprietary) | 
| Network Bands | CDMA: 850, 1900 | 4G LTE: 2, 4, 5, 17 WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 | WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 | GSM: 850, 900, 1800, 1900 | 
| Data Technology | EVDO rA | LTE (Cat 3) | HSDPA 3.6 | GPRS | 
| Features | ||||
| GPS / Location | n/a | n/a | Yes | - | 
| Accessibility | ||||
| Adjustable Text Size | n/a | n/a | - | - | 
| Hearing Aid Compatible | Yes | Yes | Yes | - | 
| Multiple Languages | n/a | n/a | Yes | Yes | 
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes | 
| Alerts | ||||
| Extra Display | - | - | - | Yes | 
| Ringer Profiles | - | - | Yes | Yes | 
| Connectivity | ||||
| Bluetooth | Yes Classic Audio | Yes Classic Audio | Yes Classic Audio | Yes Classic Audio | 
| Infrared (IR) | Yes | Yes | - | Yes | 
| Mobile Hotspot | n/a | n/a | - | - | 
| NFC | - | Yes | - | - | 
| USB | Yes Micro-USB | Yes Micro-USB | Yes | Yes | 
| Wi-Fi | Yes 802.11 b,g | Yes 4 (802.11 a,b,g,n) | - | - | 
| Contacts | ||||
| Picture ID | n/a | n/a | Yes | Yes | 
| Ringer ID | n/a | n/a | Yes | Yes | 
| Voice Dialing | n/a | n/a | - | Yes | 
| Customization | ||||
| Changeable Body Plates | - | - | - | Yes | 
| Custom Graphics | n/a | n/a | Yes | Yes | 
| Custom Ringtones | n/a | n/a | Yes | Yes | 
| Real-Music Ringers | n/a | n/a | Yes | Yes | 
| Data & Network | ||||
| Data Tethering | n/a | n/a | Yes | Yes | 
| WAP / Web Browser | n/a | n/a | Yes | Yes | 
| Input | ||||
| Predictive Text Entry | n/a | n/a | Yes | Yes | 
| Side Keys | Yes | Yes | Yes | Yes | 
| Stylus | Yes | - | - | - | 
| Text Keyboard, Hardware | Yes | - | Yes | - | 
| Touch Screen | Yes | Yes | Yes | - | 
| Memory | ||||
| Memory Card Slot | Yes | Yes | Yes | - | 
| Messaging | ||||
| Email Client | n/a | n/a | Yes | Yes | 
| EMS / Picture Messaging | n/a | n/a | - | Yes | 
| Instant Messaging | n/a | n/a | Yes | - | 
| MMS | n/a | n/a | Yes | Yes | 
| Text Messaging Templates | n/a | n/a | Yes | Yes | 
| Music | ||||
| Headphone Jack (3.5mm) | Yes | Yes | Yes | - | 
| Music Player | n/a | n/a | Yes | - | 
| Photo & Video | ||||
| DLNA | - | Yes | - | - | 
| Miracast | - | Yes | - | - | 
| Productivity | ||||
| Alarm | n/a | n/a | Yes | Yes | 
| Calculator | n/a | n/a | Yes | Yes | 
| Calendar | n/a | n/a | Yes | Yes | 
| To-Do List | n/a | n/a | Yes | Yes | 
| Voice Memo | n/a | n/a | Yes | Yes | 
| Software | ||||
| BREW | n/a | n/a | Yes | - | 
| Games | n/a | n/a | Yes | Yes | 
| Java (J2ME) | n/a | n/a | - | Yes | 
| Voice | ||||
| HD Voice | - | Yes | - | - | 
| Push-To-Talk | - | - | - | Yes * | 
| Speaker Phone | Yes | Yes | Yes | Yes | 
| * Some versions only | ||||
| Palm Treo Pro (CDMA) | Samsung Galaxy S 4 mini (GSM) | Pantech Swift | Sony Ericsson Z520 / Z525 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
|  |  |  |  | |
| Phone | Palm Treo Pro (CDMA) | Samsung Galaxy S 4 mini (GSM) | Pantech Swift | Sony Ericsson Z520 / Z525 | 
 







