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| Phone | Samsung SGH-X640 | Nokia 3586i / 3588i | Samsung Galaxy S 4 mini (Sprint, U.S. Cellular) | Samsung SGH-X820 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? | ? |
4.3" diag. 16 : 9 |
? |
| Display Resolution & Type |
128 x 160 pixels LCD (TFT/TFD) |
96 x 65 pixels LCD (STN) |
540 x 960 pixels (~256 ppi) AMOLED |
220 x 176 pixels LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | ? |
| Battery | 800 mAh | 1,000 mAh | 1,900 mAh | 650 mAh |
| Processor | ? | ? | 1.7 GHz Qualcomm Snapdragon MSM8930 Pro (MSM8930AB) | ? |
| RAM | ? | ? | 1.5 GB | ? |
| Storage | ? raw hardware | ? raw hardware | 16 GB | ? raw hardware |
| Main Camera | Yes | - | 8 megapixel | 2 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | - | 1080p HD | ? |
| Front Camera | - | - | 2 megapixel | - |
| Weight |
3 oz (85g) |
4.11 oz (117g) |
3.77 oz (107g) |
2.33 oz (66g) |
| Dimensions |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
4.6" x 1.92" x 0.94" (117 x 49 x 23.9 mm) |
4.9" x 2.41" x 0.35" (124 x 61 x 8.9 mm) |
4.45" x 1.97" x 0.27" (113 x 50 x 6.9 mm) |
| Form Factor | Clamshell | Slab | Slab | Slab |
| Platform / OS | (proprietary) | (proprietary) | Android | (proprietary) |
| Network Bands |
GSM: 900, 1800, 1900 |
CDMA: 850, 1900 AMPS: 850 |
GSM: 900, 1800, 1900 |
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| Data Technology | GPRS | 1xRTT | LTE (Cat 3) | EDGE |
| Features | ||||
| GPS / Location | - | Yes | n/a | - |
| Accessibility | ||||
| Adjustable Text Size | - | - | n/a | - |
| Hearing Aid Compatible | - | - |
Yes M4, T3 (mostly tele-coil compatible) |
- |
| Multiple Languages | Yes | Yes | n/a | Yes |
| TTY/TDD (Digital) | - | Yes | Yes | - |
| Connectivity | ||||
| Bluetooth | - | - | Yes | Yes |
| Infrared (IR) | - | - | Yes | - |
| Mobile Hotspot | - | - | n/a | - |
| NFC | - | - | Yes | - |
| USB | - | Yes | Yes | Yes |
| Wi-Fi | - | - |
Yes 4 (802.11 a,b,g,n) |
- |
| Contacts | ||||
| Picture ID | Yes | Yes | n/a | Yes |
| Ringer ID | Yes | - | n/a | Yes |
| Voice Dialing | - | Yes | n/a | - |
| Customization | ||||
| Changeable Body Plates | - | Yes | - | - |
| Custom Graphics | Yes | Yes * | n/a | Yes |
| Custom Ringtones | Yes | Yes * | n/a | Yes |
| Real-Music Ringers | - | - | n/a | Yes |
| Data & Network | ||||
| Data Tethering | - | Yes * | n/a | - |
| External Antenna Jack | - | - | n/a | Yes |
| WAP / Web Browser | Yes | Yes * | n/a | Yes |
| Input | ||||
| Predictive Text Entry | Yes | Yes | n/a | Yes |
| Side Keys | Yes | - | Yes | Yes |
| Touch Screen | - | - |
Yes Capacitive |
- |
| Memory | ||||
| Memory Card Slot | - | - | Yes | - |
| Messaging | ||||
| Email Client | - | - | n/a | Yes |
| EMS / Picture Messaging | Yes | - | n/a | Yes |
| Instant Messaging | - | - | n/a | - |
| MMS | Yes | - | n/a | Yes |
| Text Messaging Templates | Yes | Yes * | n/a | Yes |
| Music | ||||
| Headphone Jack (3.5mm) | - | - | Yes | - |
| Music Player | - | - | n/a | - |
| Photo & Video | ||||
| DLNA | - | - | Yes | - |
| Miracast | - | - | Yes | - |
| TV Output | - | - | - | Yes |
| Productivity | ||||
| Alarm | Yes | Yes | n/a | Yes |
| Calculator | Yes | - | n/a | Yes |
| Calendar | Yes | Yes | n/a | Yes |
| To-Do List | Yes | - | n/a | Yes |
| Voice Memo | Yes | Yes | n/a | Yes |
| Software | ||||
| Games | Yes | Yes | n/a | Yes |
| Java (J2ME) | Yes | Yes * | n/a | Yes |
| Voice | ||||
| HD Voice | - | - | Yes | - |
| Headset Jack (2.5 mm) | Yes | Yes | n/a | - |
| Speaker Phone | Yes | - | Yes | Yes |
| * Some versions only | ||||
| Samsung SGH-X640 | Nokia 3586i / 3588i | Samsung Galaxy S 4 mini (Sprint, U.S. Cellular) | Samsung SGH-X820 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-X640 | Nokia 3586i / 3588i | Samsung Galaxy S 4 mini (Sprint, U.S. Cellular) | Samsung SGH-X820 |
