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| Phone | Nokia 6255i / 6256i | Nokia 3250 | BlackBerry KEYone | Samsung SCH-A645 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? | ? |
4.5" diag. 5 : 3 |
? |
| Display Resolution & Type |
128 x 160 pixels LCD (TFT/TFD) |
176 x 208 pixels LCD (TFT/TFD) |
1080 x 1620 pixels (~433 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (STN) |
| Display Refresh | ? | ? | 60 Hz | ? |
| Battery | 1,070 mAh | 1,100 mAh | 3,505 mAh | 1,000 mAh |
| Processor | ? | ? | 2 GHz Qualcomm Snapdragon 625 (MSM8953) | ? |
| RAM | ? | ? | 3 GB | ? |
| Storage | ? raw hardware | ? raw hardware | 32 GB | ? raw hardware |
| Main Camera | Yes | 2 megapixel | 12 megapixel | - |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | ? | QCIF (176 x 144) | 4K UHD | - |
| Front Camera | - | - | 8 megapixel | - |
| Weight |
4.23 oz (120g) |
4.06 oz (115g) |
6.35 oz (180g) |
3.2 oz (91g) |
| Dimensions |
3.36" x 1.87" x 0.97" (85 x 47 x 24.6 mm) |
4.06" x 1.97" x 0.75" (103 x 50 x 19.1 mm) |
5.87" x 2.85" x 0.37" (149 x 72 x 9.4 mm) |
3.54" x 1.79" x 0.94" (90 x 45 x 23.9 mm) |
| Form Factor | Clamshell | Slab | Slab | Clamshell |
| Platform / OS | (proprietary) | S60 (Symbian) | Android | (proprietary) |
| Network Bands |
CDMA: 850, 1900 AMPS: 850 |
GSM: 900, 1800, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 20, 25, 26, 28, 29, 30, 41 WCDMA: 1, 2, 4, 5 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 AMPS: 850 |
| Data Technology | 1xRTT | EDGE | LTE (Cat 6) | 1xRTT |
| Features | ||||
| Fingerprint Reader | - | - |
Yes stand-alone |
- |
| Flashlight | - | - | Yes | - |
| GPS / Location | Yes | n/a | n/a | Yes |
| Accessibility | ||||
| Hearing Aid Compatible |
Yes M4 (very compatible) |
- |
Yes M4, T3 (mostly tele-coil compatible) |
Yes M3 (mostly compatible) |
| Multiple Languages | Yes | n/a | n/a | Yes |
| TTY/TDD (Digital) | Yes | - | Yes | Yes |
| Alerts | ||||
| Extra Display | Yes | - | - | Yes |
| Ringer Profiles | Yes | Yes | - | - |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | - |
| Infrared (IR) | Yes | - | - | - |
| NFC | - | - | Yes | - |
| USB | Yes | Yes |
Yes USB Type C |
- |
| Wi-Fi | - | - |
Yes 5 (802.11 a,ac,b,g,n) |
- |
| Contacts | ||||
| Picture ID | Yes | n/a | n/a | Yes |
| Ringer ID | Yes | n/a | n/a | - |
| Voice Dialing | Yes | n/a | n/a | Yes |
| Customization | ||||
| Custom Graphics | Yes | n/a | n/a | Yes |
| Custom Ringtones | Yes | n/a | n/a | Yes |
| Real-Music Ringers | Yes | n/a | n/a | - |
| Data & Network | ||||
| Data Tethering | Yes | n/a | n/a | - |
| WAP / Web Browser | Yes | n/a | n/a | Yes * |
| Input | ||||
| Predictive Text Entry | Yes | n/a | n/a | Yes |
| Side Keys | Yes | - | Yes | Yes |
| Text Keyboard, Hardware | - | - | Yes | - |
| Touch Screen | - | - |
Yes Capacitive |
- |
| Memory | ||||
| Memory Card Slot | Yes | Yes | Yes | - |
| Messaging | ||||
| Email Client | Yes | n/a | n/a | - |
| EMS / Picture Messaging | Yes * | n/a | n/a | Yes |
| MMS | Yes | n/a | n/a | - |
| Text Messaging Templates | Yes | n/a | n/a | Yes |
| Music | ||||
| FM Radio | Yes | Yes | Yes | - |
| Headphone Jack (3.5mm) | - | - | Yes | - |
| Music Player | Yes * | n/a | n/a | - |
| Photo & Video | ||||
| Miracast | - | - | Yes | - |
| Power | ||||
| Fast Charging | - | - | Yes | - |
| Productivity | ||||
| Alarm | Yes | n/a | n/a | Yes |
| Calculator | Yes | n/a | n/a | Yes |
| Calendar | Yes | n/a | n/a | Yes |
| To-Do List | Yes | n/a | n/a | Yes |
| Voice Memo | Yes | n/a | n/a | Yes |
| Software | ||||
| BREW | Yes * | n/a | n/a | Yes * |
| Games | Yes | n/a | n/a | Yes * |
| Java (J2ME) | Yes * | n/a | n/a | - |
| Voice | ||||
| HD Voice | - | - | Yes | - |
| Headset Jack (2.5 mm) | Yes | n/a | n/a | Yes |
| Push-To-Talk | - | Yes * | - | - |
| Speaker Phone | Yes | Yes | Yes | Yes |
| * Some versions only | ||||
| Nokia 6255i / 6256i | Nokia 3250 | BlackBerry KEYone | Samsung SCH-A645 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Nokia 6255i / 6256i | Nokia 3250 | BlackBerry KEYone | Samsung SCH-A645 |
