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| Phone | Samsung SGH-X640 | Siemens CX75 | ZTE Blade Spark | Motorola RAZR V3c | TCL 20 XE |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Not yet released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? | ? |
5.5" diag. 16 : 9 |
? |
6.5" diag. 20 : 9 |
| Display Resolution & Type |
128 x 160 pixels LCD (TFT/TFD) |
132 x 176 pixels LCD (TFT/TFD) |
720 x 1280 pixels (~267 ppi) LCD (TFT/TFD) |
176 x 220 pixels LCD (TFT/TFD) |
720 x 1600 pixels (~269 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | ? | 60 Hz |
| Battery | 800 mAh | 750 mAh | 3,140 mAh | 740 mAh | 5,000 mAh |
| Processor | ? | ? | 1.4 GHz Qualcomm Snapdragon 425 (MSM8917) | ? | 2 GHz MediaTek Helio P22 (MT6762) |
| RAM | ? | ? | 2 GB | ? | 3 GB |
| Storage | ? raw hardware | ? raw hardware | 16 GB | ? raw hardware | 32 GB |
| Main Camera | Yes | 1 megapixel | 13 megapixel | 1 megapixel | 13 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | ? | 1080p HD | ? | 1080p HD |
| Front Camera | - | - | 5 megapixel | - | 5 megapixel |
| Weight |
3 oz (85g) |
3.46 oz (98g) |
6.12 oz (173g) |
3.49 oz (99g) |
6.88 oz (195g) |
| Dimensions |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
4.33" x 1.88" x 0.74" (110 x 48 x 18.8 mm) |
6.14" x 3.06" x 0.38" (156 x 78 x 9.7 mm) |
3.9" x 2.1" x 0.6" (99 x 53 x 15.2 mm) |
6.48" x 2.95" x 0.35" (165 x 75 x 8.9 mm) |
| Form Factor | Clamshell | Slab | Slab | Clamshell | Slab |
| Platform / OS | (proprietary) | (proprietary) | Android | (proprietary) | Android |
| Network Bands |
GSM: 900, 1800, 1900 |
GSM: 900, 1800, 1900 |
CDMA: 850, 1900 |
4G LTE: 2, 4, 5, 7, 12, 25, 26, 41, 66, 71 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
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| Data Technology | GPRS | GPRS | LTE (Cat 4) | EVDO r0 | LTE (Cat 6) |
| Features | |||||
| Barometer | - | - | - | - | Yes |
| Fingerprint Reader | - | - |
Yes stand-alone |
- |
Yes stand-alone |
| Flashlight | - | - | Yes | - | Yes |
| GPS / Location | - | - | n/a | Yes | n/a |
| Accessibility | |||||
| Hearing Aid Compatible | - | - | Yes | Yes | Yes |
| Multiple Languages | Yes | Yes | n/a | Yes | n/a |
| TTY/TDD (Digital) | - | - | Yes | Yes | Yes |
| Alerts | |||||
| Extra Display | - | - | - | Yes | - |
| Ringer Profiles | - | Yes | - | - | - |
| Connectivity | |||||
| Bluetooth | - |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
| Infrared (IR) | - | Yes | - | - | - |
| USB | - | Yes |
Yes USB Type C |
Yes Mini-USB |
Yes USB Type C |
| Wi-Fi | - | - |
Yes 4 (802.11 b,g,n) |
- |
Yes 5 (802.11 a,ac,b,g,n) |
| Contacts | |||||
| Picture ID | Yes | Yes | n/a | Yes | n/a |
| Ringer ID | Yes | Yes | n/a | Yes | n/a |
| Voice Dialing | - | - | n/a | Yes | n/a |
| Customization | |||||
| Custom Graphics | Yes | Yes | n/a | Yes | n/a |
| Custom Ringtones | Yes | Yes | n/a | Yes | n/a |
| Real-Music Ringers | - | - | n/a | Yes | n/a |
| Data & Network | |||||
| Data Tethering | - | Yes | n/a | Yes | n/a |
| WAP / Web Browser | Yes | Yes | n/a | Yes | n/a |
| Input | |||||
| Predictive Text Entry | Yes | Yes | n/a | Yes | n/a |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Touch Screen | - | - | Yes | - | Yes |
| Memory | |||||
| Memory Card Slot | - | Yes | Yes | - | Yes |
| Messaging | |||||
| Email Client | - | Yes | n/a | - | n/a |
| EMS / Picture Messaging | Yes | Yes | n/a | Yes | n/a |
| MMS | Yes | Yes | n/a | Yes | n/a |
| Text Messaging Templates | Yes | - | n/a | Yes | n/a |
| Music | |||||
| Headphone Jack (3.5mm) | - | - | Yes | - | Yes |
| Music Player | - | Yes | n/a | - | n/a |
| 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 | Yes | n/a | - | n/a |
| Voice Memo | Yes | Yes | n/a | Yes | n/a |
| Software | |||||
| BREW | - | - | n/a | Yes | n/a |
| Games | Yes | Yes | n/a | Yes | n/a |
| Java (J2ME) | Yes | Yes | n/a | - | n/a |
| Voice | |||||
| HD Voice | - | - | Yes | - | Yes |
| Headset Jack (2.5 mm) | Yes | - | n/a | - | n/a |
| Push-To-Talk | - | Yes | - | - | - |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| Samsung SGH-X640 | Siemens CX75 | ZTE Blade Spark | Motorola RAZR V3c | TCL 20 XE | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-X640 | Siemens CX75 | ZTE Blade Spark | Motorola RAZR V3c | TCL 20 XE |
