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| Phone | Nokia XR21 | Samsung SPH-Z400 | Pantech Matrix Pro C820 |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size |
6.5" diag. 20 : 9 |
1.9" diag. 4 : 3 |
2.4" diag. 4 : 3 |
| Display Resolution & Type |
1080 x 2400 pixels (~406 ppi) LCD (TFT/TFD) |
176 x 220 pixels (~150 ppi) LCD (TFT/TFD) |
240 x 320 pixels (~167 ppi) LCD (TFT/TFD) |
| Display Refresh | 60 Hz | ? | ? |
| Battery | 4,800 mAh | 1,300 mAh | 1,320 mAh |
| Processor | Snapdragon 695 | ? | 528 MHz ARM 11 |
| RAM | 6 GB | ? | ? |
| Storage | 128 GB | ? raw hardware | ? raw hardware |
| Main Camera | 64 megapixel | 1 megapixel | 2 megapixel |
| Wide Camera | 8 megapixel | - | - |
| Tele Camera | - | - | - |
| Video Capture | 1080p HD | QCIF (176 x 144) | QCIF (176 x 144) |
| Front Camera | 16 megapixel | - | - |
| Weight |
8.16 oz (231g) |
4.06 oz (115g) |
5.34 oz (151g) |
| Dimensions |
6.61" x 3.09" x 0.41" (168 x 78 x 10.4 mm) |
3.73" x 1.91" x 1" (95 x 49 x 25.4 mm) |
4.2" x 2" x 0.9" (107 x 51 x 22.9 mm) |
| Form Factor | Slab | Clamshell | Slide |
| Platform / OS | Android | (proprietary) | Windows Mobile Standard |
| Network Bands |
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 |
CDMA: 850, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
| Data Technology | NR (5G) | EVDO rA | HSDPA 3.6 |
| Features | |||
| Barometer | Yes | - | - |
| Fingerprint Reader |
Yes stand-alone |
- | - |
| Flashlight | Yes | - | - |
| GPS / Location | n/a | Yes | n/a |
| Ruggedized | Yes | Yes | - |
| Water-Resistant |
Yes IPX8 (SCUBA) |
- | - |
| Accessibility | |||
| Adjustable Text Size | n/a | Yes | n/a |
| Hearing Aid Compatible |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M4 (very compatible) |
- |
| Multiple Languages | n/a | Yes | n/a |
| TTY/TDD (Digital) | - | Yes | Yes |
| Alerts | |||
| Extra Display | - | Yes | - |
| Ringer Profiles | - | - | Yes |
| Connectivity | |||
| Bluetooth | Yes | Yes | Yes |
| NFC | Yes | - | - |
| USB |
Yes USB Type C |
Yes | Yes |
| Wi-Fi |
Yes 6 (802.11 a,ac,ax,b,g,n) |
- | - |
| Contacts | |||
| Picture ID | n/a | Yes | n/a |
| Ringer ID | n/a | Yes | n/a |
| Voice Dialing | n/a | Yes | n/a |
| Customization | |||
| Custom Graphics | n/a | Yes | n/a |
| Custom Ringtones | n/a | Yes | n/a |
| Real-Music Ringers | n/a | Yes | n/a |
| Data & Network | |||
| Data Tethering | n/a | Yes | n/a |
| Dual-SIM | Yes | - | - |
| WAP / Web Browser | n/a | Yes | n/a |
| Input | |||
| Predictive Text Entry | n/a | Yes | n/a |
| Side Keys | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | - | Yes |
| Touch Screen |
Yes Capacitive |
- | - |
| Memory | |||
| Memory Card Slot | - | - | Yes |
| Messaging | |||
| Email Client | n/a | Yes | n/a |
| Instant Messaging | n/a | - | n/a |
| MMS | n/a | - | n/a |
| Text Messaging Templates | n/a | Yes | n/a |
| Music | |||
| FM Radio | Yes | - | - |
| Headphone Jack (3.5mm) | Yes | - | - |
| Music Player | n/a | - | n/a |
| Stereo Speakers | - | Yes | - |
| Power | |||
| Fast Charging | Yes | - | - |
| Productivity | |||
| Alarm | n/a | Yes | n/a |
| Calculator | n/a | Yes | n/a |
| Calendar | n/a | Yes | n/a |
| To-Do List | n/a | - | n/a |
| Voice Memo | n/a | Yes | n/a |
| Software | |||
| Games | n/a | Yes | n/a |
| Java (J2ME) | n/a | Yes | n/a |
| Voice | |||
| Headset Jack (2.5 mm) | n/a | Yes | n/a |
| Push-To-Talk | - | Yes | - |
| Speaker Phone | Yes | Yes | Yes |
| Nokia XR21 | Samsung SPH-Z400 | Pantech Matrix Pro C820 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Nokia XR21 | Samsung SPH-Z400 | Pantech Matrix Pro C820 |
