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| Phone | Samsung SGH-X640 | Alcatel Go Flip / MyFlip | Sony Xperia Pro | BlackBerry Curve 9350 | AT&T Cingular Flip IV / Cricket Debut Flip |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? |
2.8" diag. 4 : 3 |
6.5" diag. 21 : 9 |
2.4" diag. 4 : 3 |
2.8" diag. 4 : 3 |
| Display Resolution & Type |
128 x 160 pixels LCD (TFT/TFD) |
240 x 320 pixels (~143 ppi) LCD (TFT/TFD) |
1644 x 3840 pixels (~643 ppi) AMOLED |
480 x 360 pixels (~246 ppi) LCD (TFT/TFD) |
240 x 320 pixels (~143 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | ? | ? |
| Battery | 800 mAh | 1,350 mAh | 4,000 mAh | 1,040 mAh | 1,450 mAh |
| Processor | ? | 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) | Qualcomm Snapdragon 865 | 800 MHz Marvell | 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) |
| RAM | ? | 512 MB | 12 GB | ? | 512 MB |
| Storage | ? raw hardware | 4 GB | 512 GB | ? raw hardware | 4 GB |
| Main Camera | Yes | 2 megapixel | 12 megapixel | 5 megapixel | 2 megapixel |
| Wide Camera | - | - | 12 megapixel | - | - |
| Tele Camera | - | - | 12 megapixel | - | - |
| Video Capture | - | 720p HD | 4K UHD | VGA (640 x 480) | WVGA / 480p |
| Front Camera | - | - | 8 megapixel | - | - |
| Weight |
3 oz (85g) |
4.1 oz (116g) |
7.94 oz (225g) |
3.49 oz (99g) |
4.59 oz (130g) |
| Dimensions |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
4.13" x 2.08" x 0.74" (105 x 53 x 18.7 mm) |
6.7" x 3" x 0.4" (170 x 76 x 10.2 mm) |
4.29" x 2.36" x 0.43" (109 x 60 x 10.9 mm) |
4.13" x 2.14" x 0.74" (105 x 54 x 18.9 mm) |
| Form Factor | Clamshell | Clamshell | Slab | Slab | Clamshell |
| Platform / OS | (proprietary) | (proprietary) | Android | BlackBerry OS | (proprietary) |
| Network Bands |
GSM: 900, 1800, 1900 |
5G: 2, 5, 66, 260, 261 4G LTE: 2, 4, 5, 7, 12, 13, 25, 26, 41, 48, 66 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 800, 850, 1900 |
4G LTE: 2, 4, 5, 12, 14 WCDMA: 2, 4, 5 |
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| Data Technology | GPRS | LTE (Cat 4) | NR (5G) | EVDO rA | LTE (Cat 4) |
| Features | |||||
| Fingerprint Reader | - | - |
Yes stand-alone |
- | - |
| Flashlight | - | - | Yes | - | - |
| GPS / Location | - | Yes | n/a | n/a | Yes |
| Water-Resistant | - | - |
Yes IPX8 (SCUBA) |
- | - |
| Accessibility | |||||
| Adjustable Text Size | - | Yes | n/a | n/a | Yes |
| Hearing Aid Compatible | - | Yes | Yes | Yes | Yes |
| Multiple Languages | Yes | Yes | n/a | n/a | Yes |
| TTY/TDD (Digital) | - | Yes | Yes | Yes | Yes |
| Alerts | |||||
| Extra Display | - | Yes | - | - | Yes |
| Ringer Profiles | - | - | - | Yes | - |
| Connectivity | |||||
| Bluetooth |
- |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
| Mobile Hotspot | - | Yes | n/a | n/a | Yes |
| NFC | - | - | Yes | Yes | - |
| USB | - |
Yes Micro-USB |
Yes USB Type C |
Yes Micro-USB |
Yes Micro-USB |
| Wi-Fi | - |
Yes 4 (802.11 b,g,n) |
Yes 6 (802.11 a,ac,ax,b,g,n) |
Yes 4 (802.11 b,g,n) |
Yes 4 (802.11 b,g,n) |
| Contacts | |||||
| Picture ID | Yes | Yes | n/a | n/a | Yes |
| Ringer ID | Yes | Yes | n/a | n/a | - |
| Voice Dialing | - | - | 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 | - | - | n/a | n/a | - |
| Dual-SIM | - | - | 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 |
| Text Keyboard, Hardware | - | - | - | Yes | - |
| Touch Screen | - | - | Yes | - | - |
| Memory | |||||
| Memory Card Slot | - | Yes | Yes | Yes | Yes |
| Messaging | |||||
| Email Client | - | Yes | n/a | n/a | Yes |
| EMS / Picture Messaging | Yes | - | n/a | n/a | - |
| Instant Messaging | - | - | n/a | n/a | - |
| MMS | Yes | Yes | n/a | n/a | Yes |
| Text Messaging Templates | Yes | - | n/a | n/a | - |
| Music | |||||
| FM Radio | - | Yes | - | - | Yes |
| Headphone Jack (3.5mm) | - | Yes | Yes | Yes | Yes |
| Music Player | - | Yes | n/a | n/a | Yes |
| Stereo Speakers | - | - | Yes | - | - |
| Photo & Video | |||||
| TV Output | - | - | Yes | - | - |
| Power | |||||
| Fast 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 | - | n/a | n/a | Yes |
| Software | |||||
| Games | Yes | - | n/a | n/a | Yes |
| Java (J2ME) | Yes | - | n/a | n/a | - |
| Voice | |||||
| HD Voice | - | Yes | Yes | - | Yes |
| Headset Jack (2.5 mm) | Yes | - | n/a | n/a | - |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| Samsung SGH-X640 | Alcatel Go Flip / MyFlip | Sony Xperia Pro | BlackBerry Curve 9350 | AT&T Cingular Flip IV / Cricket Debut Flip | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-X640 | Alcatel Go Flip / MyFlip | Sony Xperia Pro | BlackBerry Curve 9350 | AT&T Cingular Flip IV / Cricket Debut Flip |
