Compare Phones
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| Phone | Samsung Galaxy Ring / Prevail 2 | AT&T Vista | Nokia Lumia 521 / 520 | Huawei Mate 10 Pro |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Not yet released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
4" diag. 5 : 3 |
5.5" diag. 18 : 9 |
4" diag. 5 : 3 |
6" diag. 18 : 9 |
| Display Resolution & Type |
480 x 800 pixels (~233 ppi) LCD (TFT/TFD) |
720 x 1440 pixels (~293 ppi) LCD (TFT/TFD) |
480 x 800 pixels (~233 ppi) LCD (TFT/TFD) |
1080 x 2160 pixels (~402 ppi) AMOLED |
| Display Refresh | 60 Hz | 60 Hz | ? | 60 Hz |
| Battery | 1,750 mAh | 2,450 mAh | 1,430 mAh | 4,000 mAh |
| Processor | 1.4 GHz Qualcomm Snapdragon S2 MSM8655 | 2 GHz MediaTek Helio A22 (MT6761V) | 1 GHz Qualcomm Snapdragon S4 MSM8270 | 2.4 GHz Huawei Kirin 970 |
| RAM | 1 GB | 3 GB | 512 MB | 6 GB * |
| Storage | 4 GB | 32 GB | 8 GB | 128 GB * |
| Main Camera | 5 megapixel | 8 megapixel | 5 megapixel | 12 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | 720p HD | 1080p HD | 720p HD | 4K UHD |
| Front Camera | 1 megapixel | 5 megapixel | - | 8 megapixel |
| Weight |
3.4 oz (96g) |
5.51 oz (156g) |
4.39 oz (124g) |
6.28 oz (178g) |
| Dimensions |
4.83" x 2.48" x 0.47" (123 x 63 x 11.9 mm) |
5.88" x 2.82" x 0.35" (149 x 72 x 8.9 mm) |
4.72" x 2.52" x 0.39" (120 x 64 x 9.9 mm) |
6.07" x 2.93" x 0.31" (154 x 75 x 7.9 mm) |
| Platform / OS | Android | Android | Windows | Android |
| Network Bands |
CDMA: 800, 850, 1900 |
4G LTE: 2, 3, 4, 5, 7, 12, 14, 20, 30 WCDMA: 1, 2, 4, 5, 8 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 38, 40, 41 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
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| Data Technology | EVDO rA | LTE (Cat 4) | HSPA+ 21 | LTE (Cat 18) |
| Features | ||||
| Barometer | - | - | - | Yes |
| Fingerprint Reader | - | - | - |
Yes stand-alone |
| Flashlight | - | Yes | - | Yes |
| Water-Resistant | - | - | - |
Yes IPX7 (snorkeling) |
| Accessibility | ||||
| Hearing Aid Compatible | Yes | Yes | Yes | - |
| TTY/TDD (Digital) | Yes | - | Yes | - |
| Connectivity | ||||
| Bluetooth |
Yes Classic Audio |
Yes Classic Audio |
Yes |
Yes Classic Audio |
| Infrared (IR) | - | - | - | Yes |
| NFC | - | - | - | Yes |
| USB | Yes |
Yes USB Type C |
Yes |
Yes USB Type C |
| Wi-Fi |
Yes 4 (802.11 a,b,g,n) |
Yes | Yes |
Yes 5 (802.11 a,ac,b,g,n) |
| Data & Network | ||||
| Dual-SIM | - | - | - | Yes * |
| Input | ||||
| Side Keys | Yes | Yes | Yes | Yes |
| Touch Screen | Yes | Yes | Yes | Yes |
| Memory | ||||
| Memory Card Slot | Yes | Yes | Yes | - |
| Music | ||||
| Headphone Jack (3.5mm) | Yes | Yes | Yes | - |
| Photo & Video | ||||
| DLNA | Yes | - | - | - |
| TV Output | - | - | - | Yes |
| Power | ||||
| Fast Charging | - | - | - | Yes |
| Voice | ||||
| HD Voice | - | Yes | - | Yes |
| Speaker Phone | Yes | Yes | Yes | Yes |
| * Some versions only | ||||
| Samsung Galaxy Ring / Prevail 2 | AT&T Vista | Nokia Lumia 521 / 520 | Huawei Mate 10 Pro | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung Galaxy Ring / Prevail 2 | AT&T Vista | Nokia Lumia 521 / 520 | Huawei Mate 10 Pro |
