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| Phone | Samsung SGH-X640 | VK Mobile Kickflip | Samsung Messager Touch R630 / R631 | BLU G90 Pro | Huawei W1 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? | ? |
2.6" diag. 4 : 3 |
6.5" diag. 19.5 : 9 |
4" diag. 5 : 3 |
| Display Resolution & Type |
128 x 160 pixels LCD (TFT/TFD) |
240 x 320 pixels LCD (TFT/TFD) |
240 x 320 pixels (~154 ppi) LCD (TFT/TFD) |
1080 x 2340 pixels (~396 ppi) LCD (TFT/TFD) |
480 x 800 pixels (~233 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | 60 Hz | ? |
| Battery | 800 mAh | ? | 1,000 mAh | 5,000 mAh | 1,950 mAh |
| Processor | ? | ? | ? | 2 GHz MediaTek Helio G90T | 1.2 GHz Qualcomm Snapdragon 400 MSM8230 |
| RAM | ? | ? | ? | 4 GB | 512 MB |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | 128 GB | 4 GB |
| Main Camera | Yes | 2 megapixel | 2 megapixel | 48 megapixel | 5 megapixel |
| Wide Camera | - | - | - | 8 megapixel | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | QCIF (176 x 144) | QCIF (176 x 144) | 4K UHD | 720p HD |
| Front Camera | - | - | - | 32 megapixel | Yes |
| Weight |
3 oz (85g) |
4.47 oz (127g) |
3.81 oz (108g) |
7.58 oz (215g) |
4.41 oz (125g) |
| Dimensions |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
3.88" x 1.96" x 0.98" (99 x 50 x 24.9 mm) |
4.13" x 2.12" x 0.59" (105 x 54 x 15 mm) |
6.38" x 3.03" x 0.4" (162 x 77 x 10.2 mm) |
4.84" x 2.5" x 0.41" (123 x 64 x 10.4 mm) |
| Form Factor | Clamshell | Swivel | Slide | Slab | Slab |
| Platform / OS | (proprietary) | (proprietary) | (proprietary) | Android | Windows |
| Network Bands |
GSM: 900, 1800, 1900 |
CDMA: 850, 1900 |
CDMA: 850, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 28 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
| Data Technology | GPRS | EVDO r0 | EVDO r0 | LTE (Cat 6) | HSPA+ 21 |
| Features | |||||
| Fingerprint Reader | - | - | - |
Yes stand-alone |
- |
| Flashlight | - | Yes | - | Yes | - |
| GPS / Location | - | Yes | Yes | n/a | n/a |
| Accessibility | |||||
| Adjustable Text Size | - | - | - | n/a | n/a |
| Hearing Aid Compatible | - | Yes | Yes | - | Yes |
| Multiple Languages | Yes | Yes | Yes | n/a | n/a |
| TTY/TDD (Digital) | - | Yes | Yes | Yes | - |
| Connectivity | |||||
| Bluetooth | - | - | Yes | Yes | Yes |
| USB | - | Yes | Yes |
Yes USB Type C |
Yes Micro-USB |
| Wi-Fi | - | - | - |
Yes 4 (802.11 a,b,g,n) |
Yes 4 (802.11 b,g,n) |
| Contacts | |||||
| Picture ID | Yes | Yes | Yes | n/a | n/a |
| Ringer ID | Yes | Yes | Yes | n/a | n/a |
| Voice Dialing | - | - | Yes | n/a | n/a |
| Customization | |||||
| Custom Graphics | Yes | Yes | Yes | n/a | n/a |
| Custom Ringtones | Yes | Yes | Yes | n/a | n/a |
| Real-Music Ringers | - | Yes | Yes | n/a | n/a |
| Data & Network | |||||
| Data Tethering | - | Yes | - | n/a | n/a |
| Dual-SIM | - | - | - | Yes | - |
| External Antenna Jack | - | Yes | - | n/a | n/a |
| WAP / Web Browser | Yes | Yes | - | n/a | n/a |
| Input | |||||
| Predictive Text Entry | Yes | Yes | Yes | n/a | n/a |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | - | Yes | - | - |
| Touch Screen | - | - | Yes | Yes | Yes |
| Memory | |||||
| Memory Card Slot | - | Yes | Yes | Yes | Yes |
| Messaging | |||||
| Email Client | - | - | - | n/a | n/a |
| EMS / Picture Messaging | Yes | - | - | n/a | n/a |
| Instant Messaging | - | - | - | n/a | n/a |
| MMS | Yes | Yes | Yes | n/a | n/a |
| Text Messaging Templates | Yes | Yes | Yes | n/a | n/a |
| Music | |||||
| FM Radio | - | - | - | Yes | - |
| Headphone Jack (3.5mm) | - | - | Yes | Yes | Yes |
| Music Player | - | Yes | Yes | n/a | n/a |
| Stereo Speakers | - | Yes | - | - | - |
| Photo & Video | |||||
| TV Output | - | Yes | - | - | - |
| Power | |||||
| Fast Charging | - | - | - | Yes | - |
| Wireless Charging | - | - | - | Yes | - |
| Productivity | |||||
| Alarm | Yes | Yes | Yes | n/a | n/a |
| Calculator | Yes | Yes | Yes | n/a | n/a |
| Calendar | Yes | Yes | Yes | n/a | n/a |
| To-Do List | Yes | - | - | n/a | n/a |
| Voice Memo | Yes | Yes | Yes | n/a | n/a |
| Software | |||||
| BREW | - | - | Yes | n/a | n/a |
| Games | Yes | Yes | Yes | n/a | n/a |
| Java (J2ME) | Yes | Yes | - | n/a | n/a |
| Voice | |||||
| Headset Jack (2.5 mm) | Yes | Yes | - | n/a | n/a |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| Samsung SGH-X640 | VK Mobile Kickflip | Samsung Messager Touch R630 / R631 | BLU G90 Pro | Huawei W1 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-X640 | VK Mobile Kickflip | Samsung Messager Touch R630 / R631 | BLU G90 Pro | Huawei W1 |
