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| Phone | Nokia 6650 fold | Samsung SGH-X640 | Samsung SGH-P850 / P858 | Nokia Lumia 635 (CDMA) | LG K40 / Harmony 3 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
2.2" diag. 4 : 3 |
? | ? |
4.5" diag. 16 : 9 |
5.7" diag. 18 : 9 |
| Display Resolution & Type |
240 x 320 pixels (~182 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (TFT/TFD) |
240 x 320 pixels LCD (TFT/TFD) |
480 x 854 pixels (~218 ppi) LCD (TFT/TFD) |
720 x 1440 pixels (~282 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | ? | 60 Hz |
| Battery | 1,500 mAh | 800 mAh | 950 mAh | 1,830 mAh | 3,000 mAh |
| Processor | 369 MHz ARM 11 | ? | ? | 1.2 GHz Qualcomm Snapdragon 400 (MSM8926) | 1.8 GHz Qualcomm Snapdragon 450 |
| RAM | ? | ? | ? | 512 MB | 2 GB |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | 8 GB | 32 GB |
| Main Camera | 2 megapixel | Yes | 3 megapixel | 5 megapixel | 13 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | QVGA (320 x 240) | - | ? | 720p HD | 1080p HD |
| Front Camera | - | - | - | - | 5 megapixel |
| Weight |
3.95 oz (112g) |
3 oz (85g) |
4.23 oz (120g) |
4.73 oz (134g) |
5.11 oz (145g) |
| Dimensions |
3.93" x 1.86" x 0.64" (100 x 47 x 16.2 mm) |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
3.77" x 1.86" x 0.96" (96 x 47 x 24.4 mm) |
5.1" x 2.63" x 0.36" (130 x 67 x 9.1 mm) |
6.02" x 2.83" x 0.32" (153 x 72 x 8.1 mm) |
| Form Factor | Clamshell | Clamshell | Clamshell | Slab | Slab |
| Platform / OS | S60 (Symbian) | (proprietary) | (proprietary) | Windows | Android |
| Network Bands |
GSM: 900, 1800, 1900 |
GSM: 900, 1800, 1900 |
4G LTE: 25, 26, 41 WCDMA: 1, 2, 5 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
4G LTE: 2, 4, 5, 12, 13, 14, 25, 26, 29, 30, 41, 66, 71 WCDMA: 2, 4, 5 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
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| Data Technology | HSDPA 3.6 | GPRS | EDGE | LTE (Cat 3) | LTE (Cat 6) |
| Features | |||||
| Fingerprint Reader | - | - | - | - |
Yes stand-alone |
| Flashlight | - | - | - | - | Yes |
| GPS / Location | n/a | - | - | n/a | n/a |
| Accessibility | |||||
| Hearing Aid Compatible |
Yes M3, T3 (mostly tele-coil compatible) |
- | - |
Yes M3, T4 (very tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
| Multiple Languages | n/a | Yes | Yes | n/a | n/a |
| TTY/TDD (Digital) | - | - | - | Yes | Yes |
| Alerts | |||||
| Extra Display | Yes | - | Yes | - | - |
| Ringer Profiles | Yes | - | - | - | - |
| Connectivity | |||||
| Bluetooth | Yes | - | Yes | Yes | Yes |
| Mobile Hotspot | n/a | - | - | n/a | n/a |
| NFC | - | - | - | - | Yes * |
| USB |
Yes Micro-USB |
- | Yes |
Yes Micro-USB |
Yes Micro-USB |
| Wi-Fi | - | - | - |
Yes 4 (802.11 b,g,n) |
Yes 5 (802.11 a,ac,b,g,n) |
| Contacts | |||||
| Picture ID | n/a | Yes | Yes | n/a | n/a |
| Ringer ID | n/a | Yes | Yes | n/a | n/a |
| Voice Dialing | n/a | - | - | n/a | n/a |
| Customization | |||||
| Custom Graphics | n/a | Yes | Yes | n/a | n/a |
| Custom Ringtones | n/a | Yes | Yes | n/a | n/a |
| Real-Music Ringers | n/a | - | Yes | n/a | n/a |
| Data & Network | |||||
| Data Tethering | n/a | - | - | n/a | n/a |
| WAP / Web Browser | n/a | Yes | Yes | n/a | n/a |
| Input | |||||
| Predictive Text Entry | n/a | Yes | Yes | n/a | n/a |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Touch Screen | - | - | - |
Yes Capacitive |
Yes Capacitive |
| Memory | |||||
| Memory Card Slot | Yes | - | Yes | Yes | Yes |
| Messaging | |||||
| Email Client | n/a | - | Yes | n/a | n/a |
| EMS / Picture Messaging | n/a | Yes | - | n/a | n/a |
| Instant Messaging | n/a | - | - | n/a | n/a |
| MMS | n/a | Yes | Yes | n/a | n/a |
| Text Messaging Templates | n/a | Yes | Yes | n/a | n/a |
| Music | |||||
| FM Radio | - | - | - | Yes | Yes |
| Headphone Jack (3.5mm) | - | - | - | Yes | Yes |
| Music Player | n/a | - | Yes | n/a | n/a |
| Stereo Speakers | - | - | Yes | - | - |
| Photo & Video | |||||
| DLNA | - | - | - | Yes | Yes |
| TV Output | - | - | Yes | - | - |
| Productivity | |||||
| Alarm | n/a | Yes | Yes | n/a | n/a |
| Calculator | n/a | Yes | Yes | n/a | n/a |
| Calendar | n/a | Yes | Yes | n/a | n/a |
| To-Do List | n/a | Yes | - | n/a | n/a |
| Voice Memo | n/a | Yes | Yes | n/a | n/a |
| Software | |||||
| Games | n/a | Yes | Yes | n/a | n/a |
| Java (J2ME) | n/a | Yes | Yes | n/a | n/a |
| Voice | |||||
| HD Voice | - | - | - | - | Yes |
| Headset Jack (2.5 mm) | n/a | Yes | - | n/a | n/a |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| * Some versions only | |||||
| Nokia 6650 fold | Samsung SGH-X640 | Samsung SGH-P850 / P858 | Nokia Lumia 635 (CDMA) | LG K40 / Harmony 3 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Nokia 6650 fold | Samsung SGH-X640 | Samsung SGH-P850 / P858 | Nokia Lumia 635 (CDMA) | LG K40 / Harmony 3 |
