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| Phone | Samsung SGH-X640 | NEC Terrain | Cricket Icon / AT&T Radiant Core | Nokia G400 5G |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? |
3.1" diag. 4 : 3 |
5.5" diag. 18 : 9 |
6.6" diag. 20 : 9 |
| Display Resolution & Type |
128 x 160 pixels LCD (TFT/TFD) |
480 x 640 pixels (~258 ppi) LCD (TFT/TFD) |
480 x 960 pixels (~195 ppi) LCD (TFT/TFD) |
1080 x 2408 pixels (~401 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | 60 Hz | 120 Hz |
| Battery | 800 mAh | 1,900 mAh | 2,500 mAh | 5,000 mAh |
| Processor | ? | 1.5 GHz Qualcomm Snapdragon S4 Plus MSM8960 | 1.5 GHz MediaTek MT6739 | Snapdragon 480+ |
| RAM | ? | 1 GB | 1 GB | 4 GB |
| Storage | ? raw hardware | 8 GB | 16 GB | 64 GB |
| Main Camera | Yes | 5 megapixel | 5 megapixel | 48 megapixel |
| Wide Camera | - | - | - | 5 megapixel |
| Tele Camera | - | - | - | - |
| Video Capture | - | 720p HD | 1080p HD | 1080p HD |
| Front Camera | - | Yes | 2 megapixel | 16 megapixel |
| Weight |
3 oz (85g) |
6.06 oz (172g) |
6.07 oz (172g) |
6.98 oz (198g) |
| Dimensions |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
5.02" x 2.54" x 0.57" (128 x 65 x 14.5 mm) |
5.91" x 2.87" x 0.39" (150 x 73 x 9.9 mm) |
6.55" x 3.02" x 0.35" (166 x 77 x 8.8 mm) |
| Form Factor | Clamshell | Slab | Slab | Slab |
| Platform / OS | (proprietary) | Android | Android | Android |
| Network Bands |
GSM: 900, 1800, 1900 |
4G LTE: 2, 4, 5, 17 WCDMA: 1, 2, 5 GSM: 850, 1900 |
4G LTE: 2, 4, 5, 12, 14, 30 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
5G: 2, 5, 25, 41, 66, 71, 77-C 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 GSM: 850, 900, 1800, 1900 |
| Data Technology | GPRS | LTE (Cat 3) | LTE (Cat 4) | NR (5G) |
| Features | ||||
| Barometer | - | - | - | Yes |
| Fingerprint Reader | - | - | - |
Yes stand-alone |
| Flashlight | - | - | Yes | Yes |
| GPS / Location | - | n/a | n/a | n/a |
| Ruggedized | - | Yes | - | - |
| Water-Resistant | - |
Yes IPX7 (snorkeling) |
- | - |
| Accessibility | ||||
| Adjustable Text Size | - | n/a | n/a | n/a |
| Hearing Aid Compatible | - |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M4, T4 (very tele-coil compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
| Multiple Languages | Yes | n/a | n/a | n/a |
| TTY/TDD (Digital) | - | Yes | Yes | - |
| Connectivity | ||||
| Bluetooth | - | Yes | Yes | Yes |
| Mobile Hotspot | - | n/a | n/a | n/a |
| NFC | - | Yes | - | Yes |
| USB | - |
Yes Micro-USB |
Yes Micro-USB |
Yes USB Type C |
| Wi-Fi | - |
Yes 4 (802.11 b,g,n) |
Yes 4 (802.11 b,g,n) |
Yes 5 (802.11 ac,b,g,n) |
| Contacts | ||||
| Picture ID | Yes | n/a | n/a | n/a |
| Ringer ID | Yes | n/a | n/a | n/a |
| Voice Dialing | - | n/a | n/a | n/a |
| Customization | ||||
| Custom Graphics | Yes | n/a | n/a | n/a |
| Custom Ringtones | Yes | n/a | n/a | n/a |
| Real-Music Ringers | - | n/a | n/a | n/a |
| Data & Network | ||||
| Data Tethering | - | n/a | n/a | n/a |
| WAP / Web Browser | Yes | n/a | n/a | n/a |
| Input | ||||
| Predictive Text Entry | Yes | n/a | n/a | n/a |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | Yes | - | - |
| Touch Screen | - |
Yes Capacitive |
Yes Capacitive |
Yes Capacitive |
| Memory | ||||
| Memory Card Slot | - | Yes | Yes | Yes |
| Messaging | ||||
| Email Client | - | n/a | n/a | n/a |
| EMS / Picture Messaging | Yes | n/a | n/a | n/a |
| Instant Messaging | - | n/a | n/a | n/a |
| MMS | Yes | n/a | n/a | n/a |
| Text Messaging Templates | Yes | n/a | n/a | n/a |
| Music | ||||
| FM Radio | - | Yes | - | Yes |
| Headphone Jack (3.5mm) | - | Yes | Yes | Yes |
| Music Player | - | n/a | n/a | n/a |
| Power | ||||
| Fast Charging | - | - | - | Yes |
| Productivity | ||||
| Alarm | Yes | n/a | n/a | n/a |
| Calculator | Yes | n/a | n/a | n/a |
| Calendar | Yes | n/a | n/a | n/a |
| To-Do List | Yes | n/a | n/a | n/a |
| Voice Memo | Yes | n/a | n/a | n/a |
| Software | ||||
| Games | Yes | n/a | n/a | n/a |
| Java (J2ME) | Yes | n/a | n/a | n/a |
| Voice | ||||
| HD Voice | - | - | Yes | Yes |
| Headset Jack (2.5 mm) | Yes | n/a | n/a | n/a |
| Push-To-Talk | - | Yes | - | - |
| Speaker Phone | Yes | Yes | Yes | Yes |
| Samsung SGH-X640 | NEC Terrain | Cricket Icon / AT&T Radiant Core | Nokia G400 5G | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-X640 | NEC Terrain | Cricket Icon / AT&T Radiant Core | Nokia G400 5G |
