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| Phone | Samsung SGH-X640 | AT&T Maestro 3 | Samsung Galaxy S 4 (GSM) | Motorola Q9m / Q9c | Cricket Innovate E 5G |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? |
6.5" diag. 20 : 9 |
5" diag. 16 : 9 |
2.4" diag. 4 : 3 |
6.6" diag. 20 : 9 |
| Display Resolution & Type |
128 x 160 pixels LCD (TFT/TFD) |
720 x 1600 pixels (~270 ppi) LCD (TFT/TFD) |
1080 x 1920 pixels (~441 ppi) AMOLED |
320 x 240 pixels (~167 ppi) LCD (TFT/TFD) |
720 x 1612 pixels (~269 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | 60 Hz | ? | 60 Hz |
| Battery | 800 mAh | 3,900 mAh | 2,600 mAh | 1,170 mAh | 4,000 mAh |
| Processor | ? | 2 GHz MediaTek Helio A22 (MT6761) | 1.9 GHz Qualcomm Snapdragon 600 8064T | PXA27x (ARM920T) | 2.2 GHz MediaTek Dimensity 700 (MT6833V) |
| RAM | ? | 3 GB | 2 GB | ? | 4 GB |
| Storage | ? raw hardware | 32 GB | 16 GB * | ? raw hardware | 64 GB |
| Main Camera | Yes | 13 megapixel | 13 megapixel | 1 megapixel | 13 megapixel |
| Wide Camera | - | 5 megapixel | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | 1080p HD | 1080p HD | ? | 1080p HD |
| Front Camera | - | 5 megapixel | 2 megapixel | - | 5 megapixel |
| Weight |
3 oz (85g) |
6.24 oz (177g) |
4.59 oz (130g) |
4.76 oz (135g) |
7.05 oz (200g) |
| Dimensions |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
6.58" x 3.03" x 0.33" (167 x 77 x 8.4 mm) |
5.38" x 2.75" x 0.31" (137 x 70 x 7.9 mm) |
4.61" x 2.56" x 0.47" (117 x 65 x 11.9 mm) |
6.61" x 3.06" x 0.36" (168 x 78 x 9.1 mm) |
| Form Factor | Clamshell | Slab | Slab | Slab | Slab |
| Platform / OS | (proprietary) | Android | Android | Windows Mobile Standard | Android |
| Network Bands |
GSM: 900, 1800, 1900 |
4G LTE: 2, 4, 5, 12, 14, 30 |
CDMA: 850, 1900 |
5G: 2, 5, 66, 77-A, 77-C 4G LTE: 2, 4, 5, 12, 14, 29, 30, 48, 66 WCDMA: 2, 4, 5 |
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| Data Technology | GPRS | LTE (Cat 4) | LTE (Cat 3) | EVDO r0 | NR (5G) |
| Features | |||||
| Barometer | - | Yes | - | - | Yes |
| Fingerprint Reader | - |
Yes stand-alone |
- | - |
Yes stand-alone |
| Flashlight | - | Yes | Yes | - | Yes |
| GPS / Location | - | n/a | n/a | n/a | n/a |
| Accessibility | |||||
| Adjustable Text Size | - | n/a | n/a | n/a | n/a |
| Hearing Aid Compatible | - |
Yes M4, T4 (very tele-coil compatible) |
Yes M3 (mostly compatible) |
Yes M3 (mostly 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 |
| Alerts | |||||
| Ringer Profiles | - | - | - | Yes | - |
| Connectivity | |||||
| Bluetooth | - | Yes | Yes | Yes | Yes |
| Infrared (IR) | - | - | Yes | - | - |
| Mobile Hotspot | - | n/a | n/a | n/a | n/a |
| NFC | - | - | Yes | - | Yes |
| USB | - |
Yes USB Type C |
Yes |
Yes Mini-USB |
Yes USB Type C |
| Wi-Fi | - |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 5 (802.11 a,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 | - | n/a | n/a | n/a | n/a |
| Data & Network | |||||
| Data Tethering | - | n/a | n/a | n/a | n/a |
| 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 |
| Memory | |||||
| Memory Card Slot | - | Yes | Yes | Yes | Yes |
| Messaging | |||||
| Email Client | - | n/a | n/a | n/a | n/a |
| EMS / Picture Messaging | Yes | n/a | n/a | n/a | n/a |
| Instant Messaging | - | 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 | |||||
| Headphone Jack (3.5mm) | - | Yes | Yes | - | Yes |
| Music Player | - | n/a | n/a | n/a | n/a |
| Stereo Speakers | - | - | - | Yes | - |
| Photo & Video | |||||
| DLNA | - | - | Yes | - | - |
| Miracast | - | - | Yes | - | - |
| TV Output | - | - | 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 |
| Headset Jack (2.5 mm) | Yes | n/a | n/a | n/a | n/a |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| Samsung SGH-X640 | AT&T Maestro 3 | Samsung Galaxy S 4 (GSM) | Motorola Q9m / Q9c | Cricket Innovate E 5G | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-X640 | AT&T Maestro 3 | Samsung Galaxy S 4 (GSM) | Motorola Q9m / Q9c | Cricket Innovate E 5G |
