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| Phone | Pantech Duo C810 | Audiovox CDM-8500 | Apple iPhone 11 Pro | ZTE Grand X 3 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
2.2" diag. 4 : 3 |
? |
5.8" diag. 19.5 : 9 |
5.5" diag. 16 : 9 |
| Display Resolution & Type |
240 x 320 pixels (~182 ppi) LCD (TFT/TFD) |
? |
1125 x 2436 pixels (~463 ppi) AMOLED |
720 x 1280 pixels (~267 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | 60 Hz |
| Battery | 1,320 mAh | ? | 3,190 mAh | 3,080 mAh |
| Processor | ARM 920t PXA27x | ? | Apple A13 Bionic | 1.3 GHz Qualcomm Snapdragon 210 (MSM8909) |
| RAM | ? | ? | 4 GB | 2 GB |
| Storage | ? raw hardware | ? raw hardware | 64 GB * | 16 GB |
| Main Camera | 1 megapixel | - | 12 megapixel | 8 megapixel |
| Wide Camera | - | - | 12 megapixel | - |
| Tele Camera | - | - | 12 megapixel | - |
| Video Capture | QVGA (320 x 240) | - | 4K UHD | 720p HD |
| Front Camera | - | - | 12 megapixel | 2 megapixel |
| Weight |
3.88 oz (110g) |
3.2 oz (91g) |
6.63 oz (188g) |
6 oz (170g) |
| Dimensions |
4.01" x 1.97" x 0.78" (102 x 50 x 19.8 mm) |
3.3" x 1.6" x 0.9" (84 x 41 x 22.9 mm) |
5.67" x 2.81" x 0.32" (144 x 71 x 8.1 mm) |
6.07" x 2.99" x 0.37" (154 x 76 x 9.4 mm) |
| Form Factor | Slide | Clamshell | Slab | Slab |
| Platform / OS | Windows Mobile Standard | (proprietary) | iOS | Android |
| Network Bands |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 AMPS: 850 |
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 |
4G LTE: 2, 4, 5, 12 WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
| Data Technology | HSDPA 1.8 | 1xRTT | LTE (Cat 18) | LTE (Cat 4) |
| Features | ||||
| Barometer | - | - | Yes | - |
| Flashlight | - | - | Yes | Yes |
| GPS / Location | n/a | Yes | n/a | n/a |
| Water-Resistant | - | - |
Yes IPX8 (SCUBA) |
- |
| Accessibility | ||||
| Hearing Aid Compatible | - | - |
Yes M3, T4 (very tele-coil compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
| Multiple Languages | n/a | Yes | n/a | n/a |
| TTY/TDD (Digital) | - | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | - | Yes | - | - |
| Ringer Profiles | Yes | - | - | - |
| Connectivity | ||||
| Bluetooth | Yes | - | Yes | Yes |
| NFC | - | - | Yes | - |
| USB | Yes | - | Yes |
Yes USB Type C |
| UWB | - | - | Yes | - |
| Wi-Fi | - | - |
Yes 6 (802.11 a,ac,ax,b,g,n) |
Yes 4 (802.11 b,g,n) |
| Contacts | ||||
| Picture ID | n/a | - | n/a | n/a |
| Ringer ID | n/a | Yes | n/a | n/a |
| Voice Dialing | n/a | Yes | n/a | n/a |
| Customization | ||||
| Custom Graphics | n/a | - | n/a | n/a |
| Custom Ringtones | n/a | - | n/a | n/a |
| Real-Music Ringers | n/a | - | n/a | n/a |
| Data & Network | ||||
| Data Tethering | n/a | Yes | n/a | n/a |
| Dual-SIM | - | - | Yes | - |
| WAP / Web Browser | n/a | Yes | n/a | n/a |
| Input | ||||
| Predictive Text Entry | n/a | Yes | n/a | n/a |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | Yes | - | - | - |
| Touch Screen | - | - |
Yes Capacitive |
Yes Capacitive |
| Memory | ||||
| Memory Card Slot | Yes | - | - | Yes |
| Messaging | ||||
| Email Client | n/a | - | n/a | n/a |
| Instant Messaging | n/a | - | n/a | n/a |
| MMS | n/a | - | n/a | n/a |
| Text Messaging Templates | n/a | - | n/a | n/a |
| Music | ||||
| Headphone Jack (3.5mm) | - | - | - | Yes |
| Music Player | n/a | - | n/a | n/a |
| Stereo Speakers | - | - | Yes | - |
| Photo & Video | ||||
| TV Output | - | - | Yes | - |
| Power | ||||
| Fast Charging | - | - | Yes | Yes |
| Wireless Charging | - | - | Yes | - |
| Productivity | ||||
| Alarm | n/a | Yes | n/a | n/a |
| Calculator | n/a | Yes | n/a | n/a |
| Calendar | n/a | Yes | n/a | n/a |
| To-Do List | n/a | - | n/a | n/a |
| Voice Memo | n/a | Yes | n/a | n/a |
| Software | ||||
| BREW | n/a | Yes * | n/a | n/a |
| Games | n/a | Yes | n/a | n/a |
| Voice | ||||
| HD Voice | - | - | Yes | Yes |
| Headset Jack (2.5 mm) | n/a | Yes | n/a | n/a |
| Speaker Phone | Yes | Yes | Yes | Yes |
| * Some versions only | ||||
| Pantech Duo C810 | Audiovox CDM-8500 | Apple iPhone 11 Pro | ZTE Grand X 3 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Pantech Duo C810 | Audiovox CDM-8500 | Apple iPhone 11 Pro | ZTE Grand X 3 |
