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| Phone | Samsung SGH-A657 | ZTE Flash | Motorola Charm | Nokia X100 | BlackBerry DTEK50 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? |
4.5" diag. 16 : 9 |
2.8" diag. 4 : 3 |
6.7" diag. 20 : 9 |
5.2" diag. 16 : 9 |
| Display Resolution & Type |
176 x 220 pixels LCD (TFT/TFD) |
720 x 1280 pixels (~326 ppi) LCD (TFT/TFD) |
320 x 240 pixels (~143 ppi) LCD (TFT/TFD) |
1080 x 2400 pixels (~395 ppi) LCD (TFT/TFD) |
1080 x 1920 pixels (~424 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | 60 Hz | 60 Hz | 60 Hz |
| Battery | 1,420 mAh | 1,780 mAh | 1,170 mAh | 4,470 mAh | 2,610 mAh |
| Processor | ? | 1.5 GHz Qualcomm Snapdragon S4 Plus MSM8960 | 720 MHz TI OMAP3410 | 2 GHz Qualcomm Snapdragon 480 | 1.5 GHz Qualcomm Snapdragon 617 (MSM8952)dragon 617 (MSM8952) |
| RAM | ? | 1 GB | ? | 6 GB | 3 GB |
| Storage | ? raw hardware | 8 GB | ? raw hardware | 128 GB | 16 GB |
| Main Camera | - | 12 megapixel | 3 megapixel | 48 megapixel | 13 megapixel |
| Wide Camera | - | - | - | 5 megapixel | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | 1080p HD | ? | 1080p HD | 1080p HD |
| Front Camera | - | 1 megapixel | - | 16 megapixel | 8 megapixel |
| Weight |
4.34 oz (123g) |
5.2 oz (147g) |
3.88 oz (110g) |
7.65 oz (217g) |
4.76 oz (135g) |
| Dimensions |
4.53" x 2.05" x 0.77" (115 x 52 x 19.6 mm) |
5.27" x 2.56" x 0.38" (134 x 65 x 9.7 mm) |
3.87" x 2.65" x 0.45" (98 x 67 x 11.4 mm) |
6.75" x 3.14" x 0.36" (171 x 80 x 9.1 mm) |
5.79" x 2.85" x 0.29" (147 x 72 x 7.4 mm) |
| Form Factor | Slab | Slab | Slab | Slab | Slab |
| Platform / OS | (proprietary) | Android | Android | Android | Android |
| Network Bands |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
4G LTE: 25 CDMA: 800, 850, 1900 |
5G: 25, 41, 66, 71 4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 20, 25, 26, 38, 39, 40, 41, 66, 71 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 12, 17, 20, 29, 30 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
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| Data Technology | HSDPA 3.6 | LTE (Cat 3) | HSDPA 3.6 | NR (5G) | LTE (Cat 4) |
| Features | |||||
| Barometer | - | - | - | Yes | - |
| Fingerprint Reader | - | - | - |
Yes stand-alone |
- |
| Flashlight | Yes | - | - | Yes | Yes |
| GPS / Location | Yes | n/a | n/a | n/a | n/a |
| Ruggedized | Yes | - | - | - | - |
| Accessibility | |||||
| Adjustable Text Size | - | n/a | n/a | n/a | n/a |
| Hearing Aid Compatible | - |
Yes M4, T4 (very tele-coil compatible) |
- |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M4, T4 (very tele-coil compatible) |
| Multiple Languages | Yes | n/a | n/a | n/a | n/a |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes | Yes |
| Connectivity | |||||
| Bluetooth | Yes | Yes | Yes | Yes | Yes |
| Mobile Hotspot | - | n/a | n/a | n/a | n/a |
| NFC | - | Yes | - | Yes | Yes |
| USB | Yes |
Yes Micro-USB |
Yes Micro-USB |
Yes USB Type C |
Yes Micro-USB |
| Wi-Fi | - |
Yes 4 (802.11 b,g,n) |
Yes 4 (802.11 b,g,n) |
Yes 5 (802.11 ac,b,g,n) |
Yes 5 (802.11 a,ac,b,g,n) |
| Contacts | |||||
| Picture ID | Yes | n/a | n/a | n/a | n/a |
| Ringer ID | Yes | n/a | n/a | n/a | n/a |
| Voice Dialing | - | n/a | n/a | n/a | n/a |
| Customization | |||||
| Custom Graphics | Yes | n/a | n/a | n/a | n/a |
| Custom Ringtones | Yes | n/a | n/a | n/a | n/a |
| Real-Music Ringers | Yes | n/a | n/a | n/a | n/a |
| Data & Network | |||||
| Data Tethering | Yes | n/a | n/a | n/a | n/a |
| Dual-SIM | - | - | - | - | Yes |
| WAP / Web Browser | Yes | n/a | n/a | n/a | n/a |
| Input | |||||
| Predictive Text Entry | Yes | n/a | n/a | n/a | n/a |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | - | Yes | - | - |
| Touch Screen | - |
Yes Capacitive |
Yes Capacitive |
Yes Capacitive |
Yes Capacitive |
| Memory | |||||
| Memory Card Slot | Yes | Yes | Yes | Yes | Yes |
| Messaging | |||||
| Email Client | Yes | n/a | n/a | n/a | n/a |
| Instant Messaging | Yes | n/a | n/a | n/a | n/a |
| MMS | Yes | n/a | n/a | n/a | n/a |
| Text Messaging Templates | Yes | n/a | n/a | n/a | n/a |
| Music | |||||
| FM Radio | - | - | - | Yes | Yes |
| Headphone Jack (3.5mm) | - | Yes | Yes | Yes | Yes |
| Music Player | Yes | n/a | n/a | n/a | n/a |
| Stereo Speakers | - | - | - | - | Yes |
| Power | |||||
| Fast Charging | - | - | - | Yes | Yes |
| Productivity | |||||
| Alarm | Yes | n/a | n/a | n/a | n/a |
| Calculator | Yes | n/a | n/a | n/a | n/a |
| Calendar | Yes | n/a | n/a | n/a | n/a |
| To-Do List | Yes | n/a | n/a | n/a | n/a |
| Voice Memo | Yes | n/a | n/a | n/a | n/a |
| Software | |||||
| Games | Yes | n/a | n/a | n/a | n/a |
| Java (J2ME) | Yes | n/a | n/a | n/a | n/a |
| Voice | |||||
| HD Voice | - | Yes | - | Yes | Yes |
| Push-To-Talk | Yes | - | - | - | - |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| Samsung SGH-A657 | ZTE Flash | Motorola Charm | Nokia X100 | BlackBerry DTEK50 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-A657 | ZTE Flash | Motorola Charm | Nokia X100 | BlackBerry DTEK50 |
