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| Phone | LG K20 / Harmony / Grace | Samsung Galaxy S7 | Microsoft Surface Duo 2 |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size |
5.3" diag. 16 : 9 |
5.1" diag. 16 : 9 |
8.3" diag. 4 : 3 |
| Display Resolution & Type |
720 x 1280 pixels (~277 ppi) LCD (TFT/TFD) |
1440 x 2560 pixels (~576 ppi) AMOLED |
2688 x 1892 pixels (~396 ppi) AMOLED |
| Display Refresh | 60 Hz | 60 Hz | 90 Hz |
| Battery | 2,800 mAh | 3,000 mAh | 4,449 mAh |
| Processor | 1.4 GHz Qualcomm Snapdragon 425 (MSM8917) | 2.2 GHz Qualcomm Snapdragon 820 (MSM8996) | Qualcomm Snapdragon 888 |
| RAM | 1.5 GB | 4 GB | 8 GB |
| Storage | 16 GB | 32 GB | 128 GB * |
| Main Camera | 8 megapixel | 12 megapixel | 12 megapixel |
| Wide Camera | - | - | 16 megapixel |
| Tele Camera | - | - | 12 megapixel |
| Video Capture | 1080p HD | 4K UHD | 4K UHD |
| Front Camera | 5 megapixel | 5 megapixel | 12 megapixel |
| Weight |
5 oz (142g) |
5.36 oz (152g) |
10.02 oz (284g) |
| Dimensions |
5.9" x 3" x 0.3" (150 x 76 x 7.6 mm) |
5.61" x 2.74" x 0.31" (142 x 70 x 7.9 mm) |
5.72" x 3.63" x 0.43" (145 x 92 x 11 mm) |
| Platform / OS | Android | Android | Android |
| Network Bands |
4G LTE: 2, 4, 5, 12 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 25, 26, 29, 30, 40, 41 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 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 |
| Data Technology | LTE (Cat 4) | LTE (Cat 9) | NR (5G) |
| Features | |||
| Fingerprint Reader | - | Yes |
Yes stand-alone |
| Flashlight | Yes | Yes | Yes |
| VR-ready | - | Yes | - |
| Water-Resistant | - |
Yes IPX8 (SCUBA) |
- |
| Accessibility | |||
| Hearing Aid Compatible |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
| TTY/TDD (Digital) | Yes | Yes | - |
| Connectivity | |||
| Bluetooth | Yes | Yes | Yes |
| MirrorLink | - | Yes | - |
| NFC | Yes * | Yes | Yes |
| USB |
Yes Micro-USB |
Yes Micro-USB |
Yes USB Type C |
| Wi-Fi |
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 | Yes |
| Input | |||
| Side Keys | Yes | Yes | Yes |
| Touch Screen |
Yes Capacitive |
Yes Capacitive |
Yes Capacitive |
| Memory | |||
| Memory Card Slot | Yes | Yes | - |
| Music | |||
| FM Radio | Yes | - | - |
| Headphone Jack (3.5mm) | Yes | Yes | - |
| Stereo Speakers | - | - | Yes |
| Photo & Video | |||
| DLNA | - | Yes | - |
| Miracast | - | Yes | Yes |
| TV Output | - | - | Yes |
| Power | |||
| Fast Charging | - | Yes | Yes |
| Wireless Charging | - | Yes | - |
| Voice | |||
| HD Voice | Yes | Yes | Yes |
| Speaker Phone | Yes | Yes | Yes |
| * Some versions only | |||
| LG K20 / Harmony / Grace | Samsung Galaxy S7 | Microsoft Surface Duo 2 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | LG K20 / Harmony / Grace | Samsung Galaxy S7 | Microsoft Surface Duo 2 |
