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| Phone | Palm Treo 600 (CDMA) | Palm Treo 600 (GSM) | Apple iPhone 11 Pro | ZTE Z221 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? | ? |
5.8" diag. 19.5 : 9 |
2" diag. 4 : 3 |
| Display Resolution & Type |
160 x 160 pixels LCD (Color) |
160 x 160 pixels LCD (Color) |
1125 x 2436 pixels (~463 ppi) AMOLED |
240 x 320 pixels (~200 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | ? |
| Battery | ? | ? | 3,190 mAh | 900 mAh |
| Processor | ? | ? | Apple A13 Bionic | ? |
| RAM | ? | ? | 4 GB | ? |
| Storage | ? raw hardware | ? raw hardware | 64 GB * | 142 MB |
| Main Camera | Yes | Yes | 12 megapixel | Yes |
| Wide Camera | - | - | 12 megapixel | - |
| Tele Camera | - | - | 12 megapixel | - |
| Video Capture | - | - | 4K UHD | QCIF (176 x 144) |
| Front Camera | - | - | 12 megapixel | - |
| Weight |
6.2 oz (176g) |
5.92 oz (168g) |
6.63 oz (188g) |
3.24 oz (92g) |
| Dimensions |
4.41" x 2.36" x 0.87" (112 x 60 x 22.1 mm) |
4.41" x 2.36" x 0.87" (112 x 60 x 22.1 mm) |
5.67" x 2.81" x 0.32" (144 x 71 x 8.1 mm) |
3.76" x 1.92" x 0.73" (96 x 49 x 18.5 mm) |
| Form Factor | Slab | Slab | Slab | Clamshell |
| Platform / OS | Palm OS | Palm OS | iOS | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
GSM: 850, 900, 1800, 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 |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
| Data Technology | 1xRTT | GPRS | LTE (Cat 18) | HSDPA 3.6 |
| Features | ||||
| Barometer | - | - | Yes | - |
| Flashlight | - | - | Yes | - |
| GPS / Location | n/a | n/a | n/a | Yes |
| Water-Resistant | - | - |
Yes IPX8 (SCUBA) |
- |
| Accessibility | ||||
| Hearing Aid Compatible | - | - | Yes | Yes |
| Multiple Languages | n/a | n/a | n/a | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | - | - | - | Yes |
| Ringer Profiles | - | - | - | Yes |
| Connectivity | ||||
| Bluetooth | - | - |
Yes Classic Audio |
Yes Classic Audio |
| Infrared (IR) | Yes | Yes | - | - |
| NFC | - | - | Yes | - |
| USB | Yes | Yes | Yes | Yes |
| UWB | - | - | Yes | - |
| Wi-Fi | - | - |
Yes 6 (802.11 a,ac,ax,b,g,n) |
- |
| Contacts | ||||
| Picture ID | n/a | n/a | n/a | - |
| Customization | ||||
| Custom Graphics | n/a | n/a | n/a | Yes |
| Custom Ringtones | n/a | n/a | n/a | Yes |
| Real-Music Ringers | n/a | n/a | n/a | Yes |
| Data & Network | ||||
| Data Tethering | n/a | n/a | n/a | - |
| Dual-SIM | - | - | Yes | - |
| WAP / Web Browser | n/a | n/a | n/a | Yes |
| Input | ||||
| Predictive Text Entry | n/a | n/a | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | Yes | Yes | - | - |
| Touch Screen | Yes | Yes | Yes | - |
| Memory | ||||
| Memory Card Slot | Yes | Yes | - | - |
| Messaging | ||||
| Email Client | n/a | n/a | n/a | Yes |
| Instant Messaging | n/a | n/a | n/a | Yes |
| MMS | n/a | n/a | n/a | Yes |
| Text Messaging Templates | n/a | n/a | n/a | Yes |
| Music | ||||
| Stereo Speakers | - | - | Yes | - |
| Photo & Video | ||||
| TV Output | - | - | Yes | - |
| Power | ||||
| Fast Charging | - | - | Yes | - |
| Wireless Charging | - | - | Yes | - |
| Productivity | ||||
| Alarm | n/a | n/a | n/a | Yes |
| Calculator | n/a | n/a | n/a | Yes |
| Calendar | n/a | n/a | n/a | Yes |
| To-Do List | n/a | n/a | n/a | - |
| Voice Memo | n/a | n/a | n/a | Yes |
| Software | ||||
| Games | n/a | n/a | n/a | Yes |
| Java (J2ME) | n/a | n/a | n/a | Yes |
| Voice | ||||
| Call Screening | - | - | Yes | - |
| HD Voice | - | - | Yes | - |
| Headset Jack (2.5 mm) | n/a | n/a | n/a | - |
| Speaker Phone | Yes | Yes | Yes | Yes |
| Palm Treo 600 (CDMA) | Palm Treo 600 (GSM) | Apple iPhone 11 Pro | ZTE Z221 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Palm Treo 600 (CDMA) | Palm Treo 600 (GSM) | Apple iPhone 11 Pro | ZTE Z221 |
