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| Phone | Samsung SGH-X640 | Motorola Rival A455 | Alcatel Idol | Nokia 1661 | Sony Xperia Pro |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? |
2.2" diag. 4 : 3 |
4.7" diag. 16 : 9 |
1.8" diag. 4 : 3 |
6.5" diag. 21 : 9 |
| Display Resolution & Type |
128 x 160 pixels LCD (TFT/TFD) |
176 x 220 pixels (~131 ppi) LCD (TFT/TFD) |
540 x 960 pixels (~234 ppi) LCD (TFT/TFD) |
128 x 160 pixels (~114 ppi) LCD (TFT/TFD) |
1644 x 3840 pixels (~643 ppi) AMOLED |
| Display Refresh | ? | ? | 60 Hz | ? | 60 Hz |
| Battery | 800 mAh | 940 mAh | 1,800 mAh | 860 mAh | 4,000 mAh |
| Processor | ? | ? | 1 GHz MediaTek 6577 | ? | Qualcomm Snapdragon 865 |
| RAM | ? | ? | 512 MB | ? | 12 GB |
| Storage | ? raw hardware | ? raw hardware | 4 GB | ? raw hardware | 512 GB |
| Main Camera | Yes | 2 megapixel | 8 megapixel | - | 12 megapixel |
| Wide Camera | - | - | - | - | 12 megapixel |
| Tele Camera | - | - | - | - | 12 megapixel |
| Video Capture | - | QVGA (320 x 240) | 720p HD | - | 4K UHD |
| Front Camera | - | - | 2 megapixel | - | 8 megapixel |
| Weight |
3 oz (85g) |
4.48 oz (127g) |
3.88 oz (110g) |
2.9 oz (82g) |
7.94 oz (225g) |
| Dimensions |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
3.82" x 1.96" x 0.73" (97 x 50 x 18.5 mm) |
5.24" x 2.66" x 0.31" (133 x 67 x 7.9 mm) |
4.25" x 1.8" x 0.53" (108 x 46 x 13.5 mm) |
6.7" x 3" x 0.4" (170 x 76 x 10.2 mm) |
| Form Factor | Clamshell | Slide | Slab | Slab | Slab |
| Platform / OS | (proprietary) | (proprietary) | Android | (proprietary) | Android |
| Network Bands |
GSM: 900, 1800, 1900 |
CDMA: 850, 1900 |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
GSM: 850, 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 |
| Data Technology | GPRS | EVDO r0 | HSPA 7.2 | - | NR (5G) |
| Features | |||||
| Fingerprint Reader | - | - | - | - |
Yes stand-alone |
| Flashlight | - | - | Yes | Yes | Yes |
| GPS / Location | - | Yes | n/a | - | n/a |
| Water-Resistant | - | - | - | - |
Yes IPX8 (SCUBA) |
| Accessibility | |||||
| Adjustable Text Size | - | - | n/a | - | n/a |
| Hearing Aid Compatible | - |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M3 (mostly compatible) |
- |
Yes M4, T4 (very tele-coil compatible) |
| Multiple Languages | Yes | Yes | n/a | - | n/a |
| TTY/TDD (Digital) | - | Yes | - | - | Yes |
| Alerts | |||||
| Ringer Profiles | - | - | - | Yes | - |
| Connectivity | |||||
| Bluetooth | - | Yes | Yes | - | Yes |
| Mobile Hotspot | - | - | n/a | - | n/a |
| NFC | - | - | - | - | Yes |
| USB | - |
Yes Micro-USB |
Yes Micro-USB |
- |
Yes USB Type C |
| Wi-Fi | - | - |
Yes 4 (802.11 b,g,n) |
- |
Yes 6 (802.11 a,ac,ax,b,g,n) |
| Contacts | |||||
| Picture ID | Yes | Yes | n/a | - | n/a |
| Ringer ID | Yes | Yes | n/a | - | n/a |
| Voice Dialing | - | Yes | n/a | - | n/a |
| Customization | |||||
| Custom Graphics | Yes | Yes | n/a | - | n/a |
| Custom Ringtones | Yes | Yes | n/a | - | n/a |
| Real-Music Ringers | - | 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 | - | n/a | Yes | n/a |
| Side Keys | Yes | Yes | Yes | - | Yes |
| Text Keyboard, Hardware | - | Yes | - | - | - |
| Touch Screen | - | Yes |
Yes Capacitive |
- |
Yes Capacitive |
| Memory | |||||
| Memory Card Slot | - | Yes | Yes | - | Yes |
| Messaging | |||||
| Email Client | - | Yes | n/a | - | n/a |
| EMS / Picture Messaging | Yes | Yes | n/a | - | n/a |
| Instant Messaging | - | Yes | n/a | - | n/a |
| MMS | Yes | Yes | n/a | - | n/a |
| Text Messaging Templates | Yes | Yes | n/a | - | n/a |
| Music | |||||
| FM Radio | - | - | Yes | Yes | - |
| Headphone Jack (3.5mm) | - | Yes | Yes | - | Yes |
| Music Player | - | Yes | n/a | - | n/a |
| Stereo Speakers | - | - | - | - | Yes |
| Photo & Video | |||||
| DLNA | - | - | Yes | - | - |
| TV Output | - | - | - | - | Yes |
| Power | |||||
| Fast Charging | - | - | - | - | Yes |
| Productivity | |||||
| Alarm | Yes | Yes | n/a | Yes | n/a |
| Calculator | Yes | Yes | n/a | Yes | n/a |
| Calendar | Yes | Yes | n/a | Yes | n/a |
| To-Do List | Yes | - | n/a | - | n/a |
| Voice Memo | Yes | Yes | n/a | Yes | n/a |
| Software | |||||
| BREW | - | Yes | n/a | - | n/a |
| Games | Yes | Yes | n/a | Yes | n/a |
| Java (J2ME) | Yes | - | n/a | - | n/a |
| Voice | |||||
| HD Voice | - | - | - | - | Yes |
| Headset Jack (2.5 mm) | Yes | - | n/a | Yes | n/a |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| Samsung SGH-X640 | Motorola Rival A455 | Alcatel Idol | Nokia 1661 | Sony Xperia Pro | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-X640 | Motorola Rival A455 | Alcatel Idol | Nokia 1661 | Sony Xperia Pro |
