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| Phone | Ericsson T66 | Motorola KRZR K1 | Samsung Galaxy Z Fold3 | Sanyo Katana / SCP-6600 | 
| Current U.S. Carriers | (none) | (none) | (none) | (none) | 
| Global Availability | Released | Released | Released | Released | 
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? | ? | 7.6" diag. 4 : 3 | ? | 
| Display Resolution & Type | ? | 176 x 220 pixels LCD (TFT/TFD) | 1768 x 2208 pixels (~372 ppi) AMOLED | 240 x 320 pixels LCD (TFT/TFD) | 
| Display Refresh | ? | ? | 120 Hz | ? | 
| Battery | ? | 780 mAh | 4,400 mAh | 820 mAh | 
| Processor | ? | ? | Qualcomm Snapdragon 888 | ? | 
| RAM | ? | ? | 12 GB | ? | 
| Storage | ? raw hardware | ? raw hardware | 256 GB * | ? raw hardware | 
| Main Camera | - | 2 megapixel | 12 megapixel | Yes | 
| Wide Camera | - | - | 12 megapixel | - | 
| Tele Camera | - | - | 12 megapixel | - | 
| Video Capture | - | ? | 4K UHD | - | 
| Front Camera | - | - | 10 megapixel | - | 
| Weight | 2.08 oz (59g) | 3.6 oz (102g) | 9.56 oz (271g) | 3.4 oz (96g) | 
| Dimensions | 3.62" x 1.61" x 0.69" (92 x 41 x 17.5 mm) | 4.05" x 1.65" x 0.63" (103 x 42 x 16 mm) | 6.23" x 2.64" x 0.63" (158 x 67 x 16 mm) | 3.88" x 2.02" x 0.58" (99 x 51 x 14.7 mm) | 
| Form Factor | Slab | Clamshell | Foldable | Clamshell | 
| Platform / OS | (proprietary) | (proprietary) | Android | (proprietary) | 
| Network Bands | GSM: 900, 1800, 1900 | GSM: 850, 900, 1800, 1900 | 5G: 2, 5, 12, 25, 30, 41, 66, 71, 77-C, 260, 261 4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 46, 48, 66, 71 WCDMA: 1, 2, 3, 4, 5, 8 GSM: 850, 900, 1800, 1900 | CDMA: 850, 1900 AMPS: 850 | 
| Data Technology | - | EDGE | NR (5G) | 1xRTT | 
| Features | ||||
| Barometer | - | - | Yes | - | 
| Fingerprint Reader | - | - | Yes stand-alone | - | 
| Flashlight | - | - | Yes | - | 
| GPS / Location | - | - | n/a | Yes | 
| Water-Resistant | - | - | Yes IPX8 (SCUBA) | - | 
| Accessibility | ||||
| Hearing Aid Compatible | - | - | Yes | - | 
| Multiple Languages | Yes | Yes | n/a | - | 
| TTY/TDD (Digital) | - | Yes | Yes | Yes | 
| Alerts | ||||
| Extra Display | - | Yes | Yes | Yes | 
| Ringer Profiles | Yes | Yes | - | - | 
| Connectivity | ||||
| Bluetooth | - | Yes Classic Audio | Yes Classic Audio | Yes Classic Audio | 
| NFC | - | - | Yes | - | 
| USB | - | Yes | Yes USB Type C | Yes | 
| UWB | - | - | Yes | - | 
| Wi-Fi | - | - | Yes 6 (802.11 a,ac,ax,b,g,n) | - | 
| Contacts | ||||
| Picture ID | - | Yes | n/a | Yes | 
| Ringer ID | - | Yes | n/a | Yes | 
| Voice Dialing | - | Yes | n/a | Yes | 
| Customization | ||||
| Custom Graphics | Yes | Yes | n/a | Yes | 
| Custom Ringtones | Yes | Yes | n/a | Yes | 
| Data & Network | ||||
| Data Tethering | - | Yes | n/a | Yes | 
| Dual-SIM | - | - | Yes | - | 
| WAP / Web Browser | Yes | Yes | n/a | Yes | 
| Input | ||||
| Predictive Text Entry | Yes | Yes | n/a | Yes | 
| Side Keys | Yes | Yes | Yes | Yes | 
| Touch Screen | - | - | Yes | - | 
| Memory | ||||
| Memory Card Slot | - | Yes | - | - | 
| Messaging | ||||
| Email Client | - | Yes | n/a | - | 
| EMS / Picture Messaging | Yes | Yes | n/a | - | 
| MMS | - | Yes | n/a | - | 
| Text Messaging Templates | Yes | Yes | n/a | - | 
| Music | ||||
| Music Player | - | Yes | n/a | - | 
| Stereo Speakers | - | - | Yes | - | 
| Photo & Video | ||||
| TV Output | - | - | Yes | - | 
| Power | ||||
| Fast Charging | - | - | Yes | - | 
| Wireless Charging | - | - | Yes | - | 
| Productivity | ||||
| Alarm | Yes | Yes | n/a | Yes | 
| Calculator | Yes | Yes | n/a | Yes | 
| Calendar | Yes | Yes | n/a | Yes | 
| To-Do List | Yes | - | n/a | - | 
| Voice Memo | - | Yes | n/a | Yes | 
| Software | ||||
| Games | Yes | Yes | n/a | Yes | 
| Java (J2ME) | - | Yes | n/a | Yes | 
| Voice | ||||
| Call Screening | - | - | - | Yes | 
| HD Voice | - | - | Yes | - | 
| Push-To-Talk | - | Yes * | - | - | 
| Speaker Phone | - | Yes | Yes | Yes | 
| * Some versions only | ||||
| Ericsson T66 | Motorola KRZR K1 | Samsung Galaxy Z Fold3 | Sanyo Katana / SCP-6600 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
|  |  |  |  | |
| Phone | Ericsson T66 | Motorola KRZR K1 | Samsung Galaxy Z Fold3 | Sanyo Katana / SCP-6600 | 
 






