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| Phone | Samsung SGH-X640 | Alcatel Go Flip 3 / SmartFlip | Samsung Galaxy Note 4 (CDMA) | Google Pixel 9 Pro | Sonim XP5plus |
| Current U.S. Carriers | (none) | (none) | (none) |
AT&T Spectrum Mobile T-Mobile US Cellular Verizon Xfinity Mobile |
AT&T |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? |
2.8" diag. 4 : 3 |
5.7" diag. 16 : 9 |
6.3" diag. 20 : 9 |
2.8" diag. 4 : 3 |
| Display Resolution & Type |
128 x 160 pixels LCD (TFT/TFD) |
240 x 320 pixels (~143 ppi) LCD (TFT/TFD) |
1440 x 2560 pixels (~515 ppi) AMOLED |
1280 x 2856 pixels (~497 ppi) AMOLED |
240 x 320 pixels (~143 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | 120 Hz | 60 Hz |
| Battery | 800 mAh | 1,350 mAh | 3,220 mAh | 4,700 mAh | 3,500 mAh |
| Processor | ? | 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) | 2.7 GHz Qualcomm Snapdragon 805 | Google Tensor G4 | 2 GHz Snapdragon 662 |
| RAM | ? | 512 MB | 3 GB | 16 GB | 2 GB |
| Storage | ? raw hardware | 4 GB | 32 GB | 128 GB * | 16 GB |
| Main Camera | Yes | 2 megapixel | 16 megapixel | 50 megapixel | 8 megapixel |
| Wide Camera | - | - | - | 48 megapixel | - |
| Tele Camera | - | - | - | 48 megapixel | - |
| Video Capture | - | 720p HD | 4K UHD | 4K UHD | 1080p HD |
| Front Camera | - | - | 4 megapixel | 42 megapixel | - |
| Weight |
3 oz (85g) |
4.16 oz (118g) |
6.21 oz (176g) |
7 oz (198g) |
9.7 oz (275g) |
| Dimensions |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
4.13" x 2.09" x 0.75" (105 x 53 x 19.1 mm) |
6.04" x 3.09" x 0.33" (154 x 79 x 8.5 mm) |
6" x 2.8" x 0.3" (152 x 71 x 7.6 mm) |
5.85" x 2.59" x 0.83" (149 x 66 x 21 mm) |
| Form Factor | Clamshell | Clamshell | Slab | Slab | Slab |
| Platform / OS | (proprietary) | (proprietary) | Android | Android | (proprietary) |
| Network Bands |
GSM: 900, 1800, 1900 |
4G LTE: 2, 4, 5, 12, 14, 25, 26, 41, 66, 71 WCDMA: 2, 4, 5 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
5G: 1, 2, 3, 5, 7, 8, 12, 14, 20, 25, 26, 28, 29, 30, 38, 40, 41, 48, 66, 70, 71, 77-A, 77-C, 78, 258, 260, 261 4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 38, 40, 41, 48, 66, 71 WCDMA: 1, 2, 4, 5, 6, 8, 19 GSM: 850, 900, 1800, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 25, 26, 29, 30, 39, 40, 41, 66, 71 WCDMA: 1, 2, 4, 5 GSM: 850, 900, 1800, 1900 |
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| Data Technology | GPRS | LTE (Cat 4) | LTE (Cat 4) | NR (5G) | LTE (Cat 13) |
| Features | |||||
| Barometer | - | - | - | Yes | Yes |
| Fingerprint Reader | - | - | Yes |
Yes in-display (ultrasonic) |
- |
| Flashlight | - | - | Yes | Yes | Yes |
| GPS / Location | - | Yes | n/a | n/a | Yes |
| Ruggedized | - | - | - | - | Yes |
| Water-Resistant | - | - | - |
Yes IPX8 (SCUBA) |
Yes IPX9 (dishwasher) |
| Accessibility | |||||
| Adjustable Text Size | - | Yes | n/a | n/a | Yes |
| Hearing Aid Compatible | - |
Yes M4, T4 (very tele-coil compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
Yes Hearing Aid Compatible (HAC-2019 / M3, T3) |
Yes M3, T4 (very tele-coil compatible) |
| Multiple Languages | Yes | Yes | n/a | n/a | Yes |
| TTY/TDD (Digital) | - | Yes | Yes | Yes | Yes |
| Alerts | |||||
| Extra Display | - | Yes | - | - | - |
| Connectivity | |||||
| Bluetooth | - | Yes | Yes | Yes | Yes |
| Infrared (IR) | - | - | Yes | - | - |
| MirrorLink | - | - | Yes | - | - |
| Mobile Hotspot | - | Yes * | n/a | n/a | Yes |
| NFC | - | - | Yes | Yes | - |
| Thread | - | - | - | Yes | - |
| USB | - |
Yes Micro-USB |
Yes Micro-USB |
Yes USB Type C |
Yes USB Type C |
| UWB | - | - | - | Yes | - |
| Wi-Fi | - |
Yes 4 (802.11 b,g,n) |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 7 (802.11 a,ac,ax,b,be,g,n) |
Yes 5 (802.11 a,ac,b,g,n) |
| Contacts | |||||
| Picture ID | Yes | Yes | n/a | n/a | Yes |
| Ringer ID | Yes | Yes | n/a | n/a | Yes |
| Voice Dialing | - | Yes | n/a | n/a | Yes |
| Customization | |||||
| Custom Graphics | Yes | Yes | n/a | n/a | Yes |
| Custom Ringtones | Yes | Yes | n/a | n/a | Yes |
| Real-Music Ringers | - | Yes | n/a | n/a | Yes |
| Data & Network | |||||
| Data Tethering | - | Yes | n/a | n/a | Yes |
| Dual-SIM | - | - | - | Yes | Yes |
| Satellite | - | - | - | Yes | - |
| WAP / Web Browser | Yes | Yes | n/a | n/a | Yes |
| Input | |||||
| Predictive Text Entry | Yes | Yes | n/a | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Stylus | - | - | Yes | - | - |
| Touch Screen | - | - |
Yes Capacitive |
Yes Capacitive |
- |
| Memory | |||||
| Memory Card Slot | - | Yes | Yes | - | Yes |
| Messaging | |||||
| Email Client | - | Yes | n/a | n/a | - |
| EMS / Picture Messaging | Yes | - | n/a | n/a | - |
| Instant Messaging | - | Yes | n/a | n/a | - |
| MMS | Yes | Yes | n/a | n/a | Yes |
| Text Messaging Templates | Yes | - | n/a | n/a | Yes |
| Music | |||||
| FM Radio | - | Yes | - | - | Yes |
| Headphone Jack (3.5mm) | - | Yes | Yes | - | - |
| Music Player | - | Yes | n/a | n/a | Yes |
| Stereo Speakers | - | - | - | Yes | - |
| Photo & Video | |||||
| TV Output | - | - | Yes | Yes | - |
| Power | |||||
| Fast Charging | - | - | Yes | Yes | - |
| Wireless Charging | - | - | - | Yes | - |
| Productivity | |||||
| Alarm | Yes | Yes | n/a | n/a | Yes |
| Calculator | Yes | Yes | n/a | n/a | Yes |
| Calendar | Yes | Yes | n/a | n/a | Yes |
| To-Do List | Yes | - | n/a | n/a | - |
| Voice Memo | Yes | Yes | n/a | n/a | Yes |
| Software | |||||
| Games | Yes | Yes | n/a | n/a | - |
| Java (J2ME) | Yes | - | n/a | n/a | - |
| Voice | |||||
| Call Screening | - | - | - | Yes | - |
| HD Voice | - | Yes | Yes | Yes | Yes |
| Headset Jack (2.5 mm) | Yes | - | n/a | n/a | - |
| Push-To-Talk | - | - | - | - | Yes |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| * Some versions only | |||||
| Samsung SGH-X640 | Alcatel Go Flip 3 / SmartFlip | Samsung Galaxy Note 4 (CDMA) | Google Pixel 9 Pro | Sonim XP5plus | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-X640 | Alcatel Go Flip 3 / SmartFlip | Samsung Galaxy Note 4 (CDMA) | Google Pixel 9 Pro | Sonim XP5plus |
