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| Phone | Samsung Galaxy S6 (GSM) | LG Nexus 4 | Microsoft Lumia 950 XL | Nokia XR21 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
5.1" diag. 16 : 9 |
4.7" diag. 5 : 3 |
5.7" diag. 16 : 9 |
6.5" diag. 20 : 9 |
| Display Resolution & Type |
1440 x 2560 pixels (~576 ppi) AMOLED |
768 x 1280 pixels (~318 ppi) LCD (TFT/TFD) |
1440 x 2560 pixels (~515 ppi) AMOLED |
1080 x 2400 pixels (~406 ppi) LCD (TFT/TFD) |
| Display Refresh | 60 Hz | 60 Hz | ? | 60 Hz |
| Battery | 2,550 mAh | 2,100 mAh | 3,340 mAh | 4,800 mAh |
| Processor | 2.1 GHz Samsung Exynos 7420 | 1.5 GHz Qualcomm Snapdragon S4 Pro | 2 GHz Qualcomm Snapdragon 810 (MSM8994) | Snapdragon 695 |
| RAM | 3 GB | 2 GB | 3 GB | 6 GB |
| Storage | 32 GB * | 16 GB * | 32 GB | 128 GB |
| Main Camera | 16 megapixel | 8 megapixel | 20 megapixel | 64 megapixel |
| Wide Camera | - | - | - | 8 megapixel |
| Tele Camera | - | - | - | - |
| Video Capture | 4K UHD | 1080p HD | 4K UHD | 1080p HD |
| Front Camera | 5 megapixel | 1 megapixel | 5 megapixel | 16 megapixel |
| Weight |
4.87 oz (138g) |
4.9 oz (139g) |
5.82 oz (165g) |
8.16 oz (231g) |
| Dimensions |
5.65" x 2.78" x 0.27" (143 x 71 x 6.8 mm) |
5.27" x 2.7" x 0.36" (134 x 69 x 9.1 mm) |
5.98" x 3.09" x 0.32" (152 x 78 x 8.1 mm) |
6.61" x 3.09" x 0.41" (168 x 78 x 10.4 mm) |
| Platform / OS | Android | Android | Windows | Android |
| Network Bands |
WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 40 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
5G: 1, 2, 3, 5, 7, 20, 25, 28, 40, 41, 66, 71, 77-C, 78, 79, 260, 261 4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 20, 25, 26, 28, 32, 38, 39, 40, 41, 42, 43, 48, 66, 71 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
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| Data Technology | LTE (Cat 6) | HSPA+ 42 | LTE (Cat 6) | NR (5G) |
| Features | ||||
| Barometer | - | - | - | Yes |
| Fingerprint Reader | Yes | - | - |
Yes stand-alone |
| Flashlight | Yes | - | Yes | Yes |
| Ruggedized | - | - | - | Yes |
| VR-ready | Yes | - | - | - |
| Water-Resistant | - | - | - |
Yes IPX8 (SCUBA) |
| Accessibility | ||||
| Hearing Aid Compatible |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M3 (mostly compatible) |
Yes M3, T4 (very tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
| TTY/TDD (Digital) | Yes | Yes | Yes | - |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | Yes |
| Infrared (IR) | Yes | - | - | - |
| MirrorLink | Yes | - | - | - |
| NFC | Yes | Yes | Yes | Yes |
| USB |
Yes Micro-USB |
Yes Micro-USB |
Yes USB Type C |
Yes USB Type C |
| Wi-Fi |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 4 (802.11 b,g,n) |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 6 (802.11 a,ac,ax,b,g,n) |
| Data & Network | ||||
| Dual-SIM | - | - | - | Yes |
| Input | ||||
| Side Keys | Yes | Yes | Yes | Yes |
| Touch Screen |
Yes Capacitive |
Yes Capacitive |
Yes Capacitive |
Yes Capacitive |
| Memory | ||||
| Memory Card Slot | - | - | Yes | - |
| Music | ||||
| FM Radio | - | - | Yes | Yes |
| Headphone Jack (3.5mm) | Yes | Yes | Yes | Yes |
| Photo & Video | ||||
| DLNA | Yes | - | Yes | - |
| Miracast | Yes | - | Yes | - |
| TV Output | Yes | Yes | Yes | - |
| Power | ||||
| Fast Charging | Yes | - | Yes | Yes |
| Wireless Charging | Yes | Yes | Yes | - |
| Voice | ||||
| HD Voice | Yes | - | Yes | - |
| Speaker Phone | Yes | Yes | Yes | Yes |
| Samsung Galaxy S6 (GSM) | LG Nexus 4 | Microsoft Lumia 950 XL | Nokia XR21 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung Galaxy S6 (GSM) | LG Nexus 4 | Microsoft Lumia 950 XL | Nokia XR21 |
