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| Phone | Samsung SGH-X640 | Ericsson T66 | Sony Ericsson T237 / T290a | Samsung Galaxy Z Flip6 |
| Current U.S. Carriers | (none) | (none) | (none) |
AT&T Boost Consumer Cellular Spectrum Mobile T-Mobile US Cellular Verizon Xfinity Mobile |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? | ? | ? |
6.7" diag. 22 : 9 |
| Display Resolution & Type |
128 x 160 pixels LCD (TFT/TFD) |
? |
101 x 80 pixels LCD (STN) |
1080 x 2640 pixels (~426 ppi) AMOLED |
| Display Refresh | ? | ? | ? | 120 Hz |
| Battery | 800 mAh | ? | ? | 4,000 mAh |
| Processor | ? | ? | ? | 3.4 GHz Snapdragon 8 Gen 3 for Galaxy |
| RAM | ? | ? | ? | 12 GB |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | 256 GB * |
| Main Camera | Yes | - | - | 50 megapixel |
| Wide Camera | - | - | - | 12 megapixel |
| Tele Camera | - | - | - | - |
| Video Capture | - | - | - | 4K UHD |
| Front Camera | - | - | - | 10 megapixel |
| Weight |
3 oz (85g) |
2.08 oz (59g) |
2.79 oz (79g) |
6.6 oz (187g) |
| Dimensions |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
3.62" x 1.61" x 0.69" (92 x 41 x 17.5 mm) |
4" x 1.71" x 0.71" (102 x 43 x 18 mm) |
3.35" x 2.83" x 0.59" (85 x 72 x 14.9 mm) |
| Form Factor | Clamshell | Slab | Slab | Foldable |
| Platform / OS | (proprietary) | (proprietary) | (proprietary) | Android |
| Network Bands |
GSM: 900, 1800, 1900 |
GSM: 900, 1800, 1900 |
GSM: 850, 1900 |
5G: 1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 30, 38, 41, 48, 66, 70, 71, 77-A, 77-C, 78, 257, 258, 260, 261 4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 30, 38, 39, 40, 41, 48, 66, 71 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
| Data Technology | GPRS | - | GPRS | NR (5G) |
| Features | ||||
| Barometer | - | - | - | Yes |
| Fingerprint Reader | - | - | - |
Yes stand-alone |
| Flashlight | - | - | - | Yes |
| Water-Resistant | - | - | - |
Yes IPX8 (SCUBA) |
| Accessibility | ||||
| Hearing Aid Compatible | - | - | - |
Yes Hearing Aid Compatible (HAC-2019 / M3, T3) |
| Multiple Languages | Yes | Yes | Yes | n/a |
| TTY/TDD (Digital) | - | - | Yes | Yes |
| Alerts | ||||
| Extra Display | - | - | - | Yes |
| Ringer Profiles | - | Yes | - | - |
| Connectivity | ||||
| Bluetooth | - | - | - | Yes |
| NFC | - | - | - | Yes |
| USB | - | - | Yes |
Yes USB Type C |
| Wi-Fi | - | - | - |
Yes 6E (802.11 a,ac,ax,b,g,n) |
| Contacts | ||||
| Picture ID | Yes | - | Yes | n/a |
| Ringer ID | Yes | - | Yes | n/a |
| Voice Dialing | - | - | Yes | n/a |
| Customization | ||||
| Custom Graphics | Yes | Yes | Yes | n/a |
| Custom Ringtones | Yes | Yes | Yes | n/a |
| Data & Network | ||||
| Dual-SIM | - | - | - | Yes |
| WAP / Web Browser | Yes | Yes | Yes | n/a |
| Input | ||||
| Predictive Text Entry | Yes | Yes | Yes | n/a |
| Side Keys | Yes | Yes | Yes | Yes |
| Touch Screen | - | - | - |
Yes Capacitive |
| Messaging | ||||
| Email Client | - | - | Yes | n/a |
| EMS / Picture Messaging | Yes | Yes | Yes | n/a |
| MMS | Yes | - | Yes | n/a |
| Text Messaging Templates | Yes | Yes | Yes | n/a |
| Power | ||||
| Fast Charging | - | - | - | Yes |
| Wireless Charging | - | - | - | Yes |
| Productivity | ||||
| Alarm | Yes | Yes | Yes | n/a |
| Calculator | Yes | Yes | Yes | n/a |
| Calendar | Yes | Yes | Yes | n/a |
| To-Do List | Yes | Yes | - | n/a |
| Voice Memo | Yes | - | Yes | n/a |
| Software | ||||
| Games | Yes | Yes | Yes | n/a |
| Java (J2ME) | Yes | - | - | n/a |
| Voice | ||||
| HD Voice | - | - | - | Yes |
| Headset Jack (2.5 mm) | Yes | - | - | n/a |
| Speaker Phone | Yes | - | Yes | Yes |
| Samsung SGH-X640 | Ericsson T66 | Sony Ericsson T237 / T290a | Samsung Galaxy Z Flip6 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-X640 | Ericsson T66 | Sony Ericsson T237 / T290a | Samsung Galaxy Z Flip6 |
