Compare Phones
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| Phone | Microsoft Surface Duo 2 | Nokia Lumia 521 / 520 | Samsung SPH-I300 | Samsung SPH/SCH-N300 | Samsung SPH-A250 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Not yet released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
8.3" diag. 4 : 3 |
4" diag. 5 : 3 |
? | ? | ? |
| Display Resolution & Type |
2688 x 1892 pixels (~396 ppi) AMOLED |
480 x 800 pixels (~233 ppi) LCD (TFT/TFD) |
160 x 240 pixels LCD (Color) |
128 x 64 pixels | ? |
| Display Refresh | 90 Hz | ? | ? | ? | ? |
| Battery | 4,449 mAh | 1,430 mAh | ? | ? | ? |
| Processor | Qualcomm Snapdragon 888 | 1 GHz Qualcomm Snapdragon S4 MSM8270 | ? | ? | ? |
| RAM | 8 GB | 512 MB | ? | ? | ? |
| Storage | 128 GB * | 8 GB | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | 12 megapixel | 5 megapixel | - | - | - |
| Wide Camera | 16 megapixel | - | - | - | - |
| Tele Camera | 12 megapixel | - | - | - | - |
| Video Capture | 4K UHD | 720p HD | - | - | - |
| Front Camera | 12 megapixel | - | - | - | - |
| Weight |
10.02 oz (284g) |
4.39 oz (124g) |
6 oz (170g) |
4.1 oz (116g) |
2.82 oz (80g) |
| Dimensions |
5.72" x 3.63" x 0.43" (145 x 92 x 11 mm) |
4.72" x 2.52" x 0.39" (120 x 64 x 9.9 mm) |
4.9" x 2.28" x 0.82" (124 x 58 x 20.8 mm) |
4.5" x 1.9" x 0.9" (114 x 48 x 22.9 mm) |
2.76" x 1.91" x 0.83" (70 x 49 x 21.1 mm) |
| Form Factor | Unique | Slab | Slab | Flip | Clamshell |
| Platform / OS | Android | Windows | Palm OS | (proprietary) | (proprietary) |
| Network Bands |
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 |
CDMA: 1900 AMPS: 850 |
CDMA: 850, 1900 AMPS: 850 |
CDMA: 1900 |
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| Data Technology | NR (5G) | HSPA+ 21 | - | - | - |
| Features | |||||
| Fingerprint Reader |
Yes stand-alone |
- | - | - | - |
| Flashlight | Yes | - | - | - | - |
| GPS / Location | n/a | n/a | n/a | Yes | - |
| Accessibility | |||||
| Hearing Aid Compatible | Yes | Yes | - | - | - |
| Multiple Languages | n/a | n/a | n/a | - | - |
| TTY/TDD (Digital) | - | Yes | - | - | - |
| Alerts | |||||
| Extra Display | - | - | Yes | - | - |
| Connectivity | |||||
| Bluetooth | Yes | Yes | - | - | - |
| Infrared (IR) | - | - | Yes | - | - |
| Mobile Hotspot | n/a | n/a | n/a | - | - |
| NFC | Yes | - | - | - | - |
| USB |
Yes USB Type C |
Yes | - | - | - |
| Wi-Fi |
Yes 6 (802.11 a,ac,ax,b,g,n) |
Yes | - | - | - |
| Contacts | |||||
| Picture ID | n/a | n/a | n/a | - | - |
| Ringer ID | n/a | n/a | n/a | - | - |
| Voice Dialing | n/a | n/a | n/a | Yes | Yes |
| Customization | |||||
| Custom Graphics | n/a | n/a | n/a | - | - |
| Custom Ringtones | 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 | Yes | Yes |
| Dual-SIM | Yes | - | - | - | - |
| WAP / Web Browser | n/a | n/a | n/a | Yes | Yes |
| Input | |||||
| Predictive Text Entry | n/a | n/a | n/a | Yes | Yes |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Touch Screen | Yes | Yes | Yes | - | - |
| Memory | |||||
| Memory Card Slot | - | Yes | - | - | - |
| Messaging | |||||
| Email Client | n/a | n/a | n/a | - | - |
| Instant Messaging | n/a | n/a | n/a | - | - |
| MMS | n/a | n/a | n/a | - | - |
| Music | |||||
| Headphone Jack (3.5mm) | - | Yes | - | - | - |
| Music Player | n/a | n/a | n/a | - | - |
| Stereo Speakers | Yes | - | - | - | - |
| Photo & Video | |||||
| Miracast | Yes | - | - | - | - |
| TV Output | Yes | - | - | - | - |
| Power | |||||
| Fast Charging | Yes | - | - | - | - |
| Productivity | |||||
| Alarm | n/a | n/a | n/a | Yes | Yes |
| Calculator | n/a | n/a | n/a | Yes | Yes |
| Calendar | n/a | n/a | n/a | Yes | Yes |
| To-Do List | n/a | n/a | n/a | Yes | Yes |
| Voice Memo | n/a | n/a | n/a | - | - |
| Software | |||||
| Games | n/a | n/a | n/a | Yes | - |
| Voice | |||||
| HD Voice | Yes | - | - | - | - |
| Headset Jack (2.5 mm) | n/a | n/a | n/a | Yes | Yes |
| Speaker Phone | Yes | Yes | Yes | - | - |
| Microsoft Surface Duo 2 | Nokia Lumia 521 / 520 | Samsung SPH-I300 | Samsung SPH/SCH-N300 | Samsung SPH-A250 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Microsoft Surface Duo 2 | Nokia Lumia 521 / 520 | Samsung SPH-I300 | Samsung SPH/SCH-N300 | Samsung SPH-A250 |
