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| Phone | Samsung SGH-X640 | Kyocera 2135 | Apple iPhone 11 Pro | Samsung SPH-N270 (Matrix Phone) | Samsung Galaxy S6 (GSM) |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? | ? |
5.8" diag. 19.5 : 9 |
? |
5.1" diag. 16 : 9 |
| Display Resolution & Type |
128 x 160 pixels LCD (TFT/TFD) |
? |
1125 x 2436 pixels (~463 ppi) AMOLED |
128 x 160 pixels LCD (TFT/TFD) |
1440 x 2560 pixels (~576 ppi) AMOLED |
| Display Refresh | ? | ? | 60 Hz | ? | 60 Hz |
| Battery | 800 mAh | 925 mAh | 3,190 mAh | 1,000 mAh | 2,550 mAh |
| Processor | ? | ? | Apple A13 Bionic | ? | 2.1 GHz Samsung Exynos 7420 |
| RAM | ? | ? | 4 GB | ? | 3 GB |
| Storage | ? raw hardware | ? raw hardware | 64 GB * | ? raw hardware | 32 GB * |
| Main Camera | Yes | - | 12 megapixel | - | 16 megapixel |
| Wide Camera | - | - | 12 megapixel | - | - |
| Tele Camera | - | - | 12 megapixel | - | - |
| Video Capture | - | - | 4K UHD | - | 4K UHD |
| Front Camera | - | - | 12 megapixel | - | 5 megapixel |
| Weight |
3 oz (85g) |
4.7 oz (133g) |
6.63 oz (188g) |
4.66 oz (132g) |
4.87 oz (138g) |
| Dimensions |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
5.07" x 1.89" x 1.02" (129 x 48 x 25.9 mm) |
5.67" x 2.81" x 0.32" (144 x 71 x 8.1 mm) |
4.53" x 2.28" x 0.79" (115 x 58 x 20.1 mm) |
5.65" x 2.78" x 0.27" (143 x 71 x 6.8 mm) |
| Form Factor | Clamshell | Slab | Slab | Slide | Slab |
| Platform / OS | (proprietary) | (proprietary) | iOS | (proprietary) | Android |
| Network Bands |
GSM: 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 |
CDMA: 850, 1900 AMPS: 850 |
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| Data Technology | GPRS | - | LTE (Cat 18) | - | LTE (Cat 6) |
| Features | |||||
| Barometer | - | - | Yes | - | - |
| Fingerprint Reader | - | - | - | - | Yes |
| Flashlight | - | - | Yes | - | Yes |
| GPS / Location | - | - | n/a | Yes | n/a |
| VR-ready | - | - | - | - | Yes |
| Water-Resistant | - | - |
Yes IPX8 (SCUBA) |
- | - |
| Accessibility | |||||
| Hearing Aid Compatible | - | - |
Yes M3, T4 (very tele-coil compatible) |
- |
Yes M3, T3 (mostly tele-coil compatible) |
| Multiple Languages | Yes | Yes | n/a | Yes | n/a |
| TTY/TDD (Digital) | - | - | Yes | - | Yes |
| Connectivity | |||||
| Bluetooth | - | - | Yes | - | Yes |
| Infrared (IR) | - | - | - | - | Yes |
| MirrorLink | - | - | - | - | Yes |
| NFC | - | - | Yes | - | Yes |
| USB | - | - | Yes | - |
Yes Micro-USB |
| UWB | - | - | Yes | - | - |
| Wi-Fi | - | - |
Yes 6 (802.11 a,ac,ax,b,g,n) |
- |
Yes 5 (802.11 a,ac,b,g,n) |
| Contacts | |||||
| Picture ID | Yes | - | n/a | Yes | n/a |
| Ringer ID | Yes | - | n/a | Yes | n/a |
| Voice Dialing | - | - | n/a | Yes | n/a |
| Customization | |||||
| Changeable Body Plates | - | Yes | - | - | - |
| Custom Graphics | Yes | - | n/a | - | n/a |
| Custom Ringtones | Yes | Yes | n/a | - | n/a |
| Data & Network | |||||
| Data Tethering | - | Yes | n/a | - | n/a |
| Dual-SIM | - | - | Yes | - | - |
| WAP / Web Browser | Yes | Yes | n/a | - | n/a |
| Input | |||||
| Predictive Text Entry | Yes | Yes | n/a | Yes | n/a |
| Side Keys | Yes | - | Yes | - | Yes |
| Touch Screen | - | - |
Yes Capacitive |
- |
Yes Capacitive |
| Messaging | |||||
| EMS / Picture Messaging | Yes | - | n/a | - | n/a |
| MMS | Yes | - | n/a | - | n/a |
| Text Messaging Templates | Yes | Yes | n/a | - | n/a |
| Music | |||||
| Headphone Jack (3.5mm) | - | - | - | - | Yes |
| Stereo Speakers | - | - | Yes | - | - |
| Photo & Video | |||||
| DLNA | - | - | - | - | Yes |
| Miracast | - | - | - | - | Yes |
| TV Output | - | - | Yes | - | Yes |
| Power | |||||
| Fast Charging | - | - | Yes | - | Yes |
| Wireless Charging | - | - | Yes | - | Yes |
| Productivity | |||||
| Alarm | Yes | Yes | n/a | Yes | n/a |
| Calculator | Yes | Yes | n/a | Yes | n/a |
| Calendar | Yes | - | n/a | Yes | n/a |
| To-Do List | Yes | - | n/a | Yes | n/a |
| Voice Memo | Yes | - | n/a | Yes | n/a |
| Software | |||||
| Games | Yes | Yes | n/a | - | n/a |
| Java (J2ME) | Yes | - | n/a | - | n/a |
| Voice | |||||
| HD Voice | - | - | Yes | - | Yes |
| Headset Jack (2.5 mm) | Yes | Yes | n/a | Yes | n/a |
| Speaker Phone | Yes | - | Yes | - | Yes |
| Samsung SGH-X640 | Kyocera 2135 | Apple iPhone 11 Pro | Samsung SPH-N270 (Matrix Phone) | Samsung Galaxy S6 (GSM) | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-X640 | Kyocera 2135 | Apple iPhone 11 Pro | Samsung SPH-N270 (Matrix Phone) | Samsung Galaxy S6 (GSM) |
