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| Phone | Sony Ericsson K850 | Microsoft Surface Duo 2 | Huawei Union | Motorola Rambler | Nokia 6108 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
2.2" diag. 4 : 3 |
8.3" diag. 4 : 3 |
4.5" diag. 16 : 9 |
2.2" diag. 4 : 3 |
? |
| Display Resolution & Type |
240 x 320 pixels (~182 ppi) LCD (TFT/TFD) |
2688 x 1892 pixels (~396 ppi) AMOLED |
480 x 854 pixels (~218 ppi) LCD (TFT/TFD) |
176 x 220 pixels (~128 ppi) LCD (TFT/TFD) |
128 x 128 pixels LCD (Color) |
| Display Refresh | ? | 90 Hz | 60 Hz | ? | ? |
| Battery | ? | 4,449 mAh | 2,000 mAh | 950 mAh | 850 mAh |
| Processor | ? | Qualcomm Snapdragon 888 | 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) | ? | ? |
| RAM | ? | 8 GB | 1 GB | ? | ? |
| Storage | ? raw hardware | 128 GB * | 8 GB | ? raw hardware | ? raw hardware |
| Main Camera | 5 megapixel | 12 megapixel | 5 megapixel | 1 megapixel | - |
| Wide Camera | - | 16 megapixel | - | - | - |
| Tele Camera | - | 12 megapixel | - | - | - |
| Video Capture | ? | 4K UHD | 720p HD | ? | - |
| Front Camera | - | 12 megapixel | - | - | - |
| Weight |
4.2 oz (119g) |
10.02 oz (284g) |
4.97 oz (141g) |
3.81 oz (108g) |
3.46 oz (98g) |
| Dimensions |
4" x 1.9" x 0.7" (102 x 48 x 17.8 mm) |
5.72" x 3.63" x 0.43" (145 x 92 x 11 mm) |
5.33" x 2.67" x 0.39" (135 x 68 x 9.9 mm) |
3.7" x 2.24" x 0.7" (94 x 57 x 17.8 mm) |
4.17" x 1.83" x 0.9" (106 x 46 x 22.9 mm) |
| Form Factor | Slab | Unique | Slab | Clamshell | Slab |
| Platform / OS | (proprietary) | Android | Android | (proprietary) | (proprietary) |
| Network Bands |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
5G: 1, 2, 3, 5, 7, 20, 25, 28, 38, 41, 66, 71, 77-C, 78, 257, 260, 261 4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 46, 48, 66, 71 WCDMA: 1, 2, 5, 8 GSM: 850, 900, 1800, 1900 |
4G LTE: 25, 26, 41 WCDMA: 2, 5 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
CDMA: 1900 |
GSM: 900, 1800, 1900 |
| Data Technology | HSDPA 3.6 | NR (5G) | LTE (Cat 3) | 1xRTT | GPRS |
| Features | |||||
| Fingerprint Reader | - |
Yes stand-alone |
- | - | - |
| Flashlight | - | Yes | - | - | - |
| GPS / Location | - | n/a | n/a | Yes | - |
| Accessibility | |||||
| Adjustable Text Size | - | n/a | n/a | - | - |
| Hearing Aid Compatible | - |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M4, T4 (very tele-coil compatible) |
- |
| Multiple Languages | Yes | n/a | n/a | Yes | Yes |
| TTY/TDD (Digital) | Yes | - | Yes | Yes | - |
| Alerts | |||||
| Extra Display | - | - | - | Yes | - |
| Ringer Profiles | Yes | - | - | - | Yes |
| Connectivity | |||||
| Bluetooth | Yes | Yes | Yes | Yes | - |
| Infrared (IR) | - | - | - | - | Yes |
| Mobile Hotspot | - | n/a | n/a | - | - |
| NFC | - | Yes | - | - | - |
| USB | Yes |
Yes USB Type C |
Yes Micro-USB |
Yes Mini-USB |
- |
| Wi-Fi | - |
Yes 6 (802.11 a,ac,ax,b,g,n) |
Yes 4 (802.11 b,g,n) |
- | - |
| Contacts | |||||
| Picture ID | Yes | n/a | n/a | Yes | Yes |
| Ringer ID | Yes | n/a | n/a | Yes | Yes |
| Voice Dialing | Yes | n/a | n/a | Yes | - |
| Customization | |||||
| Custom Graphics | Yes | n/a | n/a | Yes | Yes |
| Custom Ringtones | Yes | n/a | n/a | Yes | Yes |
| Real-Music Ringers | Yes | n/a | n/a | Yes | - |
| Data & Network | |||||
| Data Tethering | Yes | n/a | n/a | - | - |
| Dual-SIM | - | Yes | - | - | - |
| WAP / Web Browser | Yes | n/a | n/a | Yes | Yes |
| Input | |||||
| Predictive Text Entry | Yes | n/a | n/a | Yes | Yes |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Stylus | - | - | - | - | Yes |
| Text Keyboard, Hardware | - | - | - | Yes | - |
| Touch Screen | - |
Yes Capacitive |
Yes Capacitive |
- | - |
| Memory | |||||
| Memory Card Slot | Yes | - | Yes | - | - |
| Messaging | |||||
| Email Client | Yes | n/a | n/a | Yes | Yes |
| Instant Messaging | - | n/a | n/a | Yes | - |
| MMS | Yes | n/a | n/a | Yes | Yes |
| Text Messaging Templates | Yes | n/a | n/a | Yes | - |
| Music | |||||
| FM Radio | Yes | - | Yes | - | - |
| Headphone Jack (3.5mm) | - | - | Yes | - | - |
| Music Player | Yes | n/a | n/a | - | - |
| Stereo Speakers | - | Yes | Yes | - | - |
| Photo & Video | |||||
| Miracast | - | Yes | - | - | - |
| TV Output | - | Yes | - | - | - |
| Video Calling | Yes * | n/a | n/a | - | - |
| Power | |||||
| Fast Charging | - | Yes | - | - | - |
| Productivity | |||||
| Alarm | Yes | n/a | n/a | Yes | Yes |
| Calculator | Yes | n/a | n/a | Yes | Yes |
| Calendar | Yes | n/a | n/a | Yes | Yes |
| To-Do List | Yes | n/a | n/a | - | Yes |
| Voice Memo | Yes | n/a | n/a | Yes | - |
| Software | |||||
| Games | Yes | n/a | n/a | Yes | Yes |
| Java (J2ME) | Yes | n/a | n/a | Yes | Yes |
| Voice | |||||
| HD Voice | - | Yes | - | - | - |
| Headset Jack (2.5 mm) | - | n/a | n/a | Yes | - |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| * Some versions only | |||||
| Sony Ericsson K850 | Microsoft Surface Duo 2 | Huawei Union | Motorola Rambler | Nokia 6108 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Sony Ericsson K850 | Microsoft Surface Duo 2 | Huawei Union | Motorola Rambler | Nokia 6108 |
