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| Phone | LG AX-4270 / VX-4270 | Cal-Comp EZ | Siemens SX66 / MDA III / PDA2K (HTC Blue Angel) | Nokia XR21 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? | ? | ? |
6.5" diag. 20 : 9 |
| Display Resolution & Type |
128 x 128 pixels LCD (STN) |
128 x 128 pixels LCD (STN) |
240 x 320 pixels LCD (TFT/TFD) |
1080 x 2400 pixels (~406 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | 60 Hz |
| Battery | ? | 800 mAh | 1,490 mAh | 4,800 mAh |
| Processor | ? | ? | 400 MHz Intel XScale | Snapdragon 695 |
| RAM | ? | ? | ? | 6 GB |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | 128 GB |
| Main Camera | - | - | Yes | 64 megapixel |
| Wide Camera | - | - | - | 8 megapixel |
| Tele Camera | - | - | - | - |
| Video Capture | - | - | QCIF (176 x 144) | 1080p HD |
| Front Camera | - | - | - | 16 megapixel |
| Weight |
3.21 oz (91g) |
2.47 oz (70g) |
7.41 oz (210g) |
8.16 oz (231g) |
| Dimensions |
3.27" x 1.76" x 0.91" (83 x 45 x 23.1 mm) |
4.04" x 1.71" x 0.63" (103 x 43 x 16 mm) |
4.92" x 2.83" x 0.75" (125 x 72 x 19.1 mm) |
6.61" x 3.09" x 0.41" (168 x 78 x 10.4 mm) |
| Form Factor | Clamshell | Slab | Slide | Slab |
| Platform / OS | (proprietary) | (proprietary) | Windows Mobile Professional | Android |
| Network Bands |
CDMA: 850, 1900 AMPS: 850 |
CDMA: 850, 1900 |
GSM: 850, 900, 1800, 1900 |
5G: 1, 2, 3, 5, 7, 20, 25, 28, 40, 41, 66, 71, 77-C, 78, 79, 260, 261 4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 20, 25, 26, 28, 32, 38, 39, 40, 41, 42, 43, 48, 66, 71 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
| Data Technology | 1xRTT | 1xRTT | GPRS | NR (5G) |
| Features | ||||
| Barometer | - | - | - | Yes |
| Fingerprint Reader | - | - | - |
Yes stand-alone |
| Flashlight | - | - | - | Yes |
| GPS / Location | Yes | Yes | n/a | n/a |
| Ruggedized | - | - | - | Yes |
| Water-Resistant | - | - | - |
Yes IPX8 (SCUBA) |
| Accessibility | ||||
| Hearing Aid Compatible | - | - | - |
Yes M3, T3 (mostly tele-coil compatible) |
| Multiple Languages | Yes | Yes | n/a | n/a |
| TTY/TDD (Digital) | Yes | - | - | - |
| Alerts | ||||
| Extra Display | Yes | - | - | - |
| Connectivity | ||||
| Bluetooth | - | - | Yes | Yes |
| Infrared (IR) | - | - | Yes | - |
| NFC | - | - | - | Yes |
| USB | - |
Yes Mini-USB |
Yes |
Yes USB Type C |
| Wi-Fi | - | - | Yes |
Yes 6 (802.11 a,ac,ax,b,g,n) |
| Contacts | ||||
| Picture ID | Yes | - | n/a | n/a |
| Ringer ID | Yes | - | n/a | n/a |
| Voice Dialing | Yes | - | n/a | n/a |
| Customization | ||||
| Custom Graphics | Yes | - | n/a | n/a |
| Custom Ringtones | Yes | - | n/a | n/a |
| Data & Network | ||||
| Data Tethering | Yes | - | n/a | n/a |
| Dual-SIM | - | - | - | Yes |
| WAP / Web Browser | Yes | - | n/a | n/a |
| Input | ||||
| Predictive Text Entry | Yes | - | n/a | n/a |
| Side Keys | Yes | - | Yes | Yes |
| Text Keyboard, Hardware | - | - | Yes | - |
| Touch Screen | - | - | Yes |
Yes Capacitive |
| Memory | ||||
| Memory Card Slot | - | - | Yes | - |
| Messaging | ||||
| Email Client | - | - | n/a | n/a |
| MMS | Yes | - | n/a | n/a |
| Text Messaging Templates | Yes | Yes | n/a | n/a |
| Music | ||||
| FM Radio | - | - | - | Yes |
| Headphone Jack (3.5mm) | - | - | - | Yes |
| Music Player | - | - | n/a | n/a |
| Power | ||||
| Fast Charging | - | - | - | Yes |
| Productivity | ||||
| Alarm | Yes | Yes | n/a | n/a |
| Calculator | Yes | Yes | n/a | n/a |
| Calendar | Yes | Yes | n/a | n/a |
| To-Do List | - | Yes | n/a | n/a |
| Voice Memo | Yes | Yes * | n/a | n/a |
| Software | ||||
| BREW | Yes | - | n/a | n/a |
| Games | Yes | - | n/a | n/a |
| Java (J2ME) | - | - | n/a | n/a |
| Voice | ||||
| Headset Jack (2.5 mm) | Yes | Yes | n/a | n/a |
| Speaker Phone | Yes | - | Yes | Yes |
| * Some versions only | ||||
| LG AX-4270 / VX-4270 | Cal-Comp EZ | Siemens SX66 / MDA III / PDA2K (HTC Blue Angel) | Nokia XR21 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | LG AX-4270 / VX-4270 | Cal-Comp EZ | Siemens SX66 / MDA III / PDA2K (HTC Blue Angel) | Nokia XR21 |
