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| Phone | Samsung Galaxy Ring / Prevail 2 | HTC G2 | Google Pixel 5 | LG K4 / Optimus Zone 3 / Rebel | Samsung SGH-X640 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
4" diag. 5 : 3 |
3.7" diag. 5 : 3 |
6" diag. 19.5 : 9 |
4.5" diag. 16 : 9 |
? |
| Display Resolution & Type |
480 x 800 pixels (~233 ppi) LCD (TFT/TFD) |
480 x 800 pixels (~252 ppi) LCD (TFT/TFD) |
1080 x 2340 pixels (~430 ppi) AMOLED |
480 x 854 pixels (~218 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (TFT/TFD) |
| Display Refresh | 60 Hz | 60 Hz | 90 Hz | 60 Hz | ? |
| Battery | 1,750 mAh | 1,300 mAh | 4,080 mAh | 1,940 mAh | 800 mAh |
| Processor | 1.4 GHz Qualcomm Snapdragon S2 MSM8655 | 800 MHz Qualcomm S2 MSM7230 | 2.4 GHz Qualcomm Snapdragon 765G | 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) | ? |
| RAM | 1 GB | ? | 8 GB | 1.5 GB | ? |
| Storage | 4 GB | ? raw hardware | 128 GB | 16 GB * | ? raw hardware |
| Main Camera | 5 megapixel | 5 megapixel | 12 megapixel | 5 megapixel | Yes |
| Wide Camera | - | - | 16 megapixel | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | 720p HD | 720p HD | 4K UHD | 720p HD | - |
| Front Camera | 1 megapixel | - | 8 megapixel | 2 megapixel | - |
| Weight |
3.4 oz (96g) |
6.5 oz (184g) |
5.33 oz (151g) |
3.99 oz (113g) |
3 oz (85g) |
| Dimensions |
4.83" x 2.48" x 0.47" (123 x 63 x 11.9 mm) |
4.68" x 2.37" x 0.55" (119 x 60 x 14 mm) |
5.7" x 2.8" x 0.3" (145 x 71 x 7.6 mm) |
5.19" x 2.62" x 0.35" (132 x 67 x 8.9 mm) |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
| Form Factor | Slab | Slab | Slab | Slab | Clamshell |
| Platform / OS | Android | Android | Android | Android | (proprietary) |
| Network Bands |
CDMA: 800, 850, 1900 |
WCDMA: 1, 4 GSM: 850, 900, 1800, 1900 |
5G: 1, 2, 3, 5, 7, 8, 12, 25, 28, 41, 66, 71, 77-C, 78, 258, 260, 261 4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 32, 38, 39, 40, 41, 46, 48, 66, 71 WCDMA: 1, 2, 4, 5, 8, 19 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
GSM: 900, 1800, 1900 |
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| Data Technology | EVDO rA | HSPA 14.4 | NR (5G) | LTE (Cat 3) | GPRS |
| Features | |||||
| Barometer | - | - | Yes | - | - |
| Fingerprint Reader | - | - |
Yes stand-alone |
- | - |
| Flashlight | - | - | Yes | Yes | - |
| GPS / Location | n/a | n/a | n/a | n/a | - |
| Water-Resistant | - | - |
Yes IPX8 (SCUBA) |
- | - |
| Accessibility | |||||
| Adjustable Text Size | n/a | n/a | n/a | n/a | - |
| Hearing Aid Compatible | Yes | Yes | Yes | Yes | - |
| Multiple Languages | n/a | n/a | n/a | n/a | Yes |
| TTY/TDD (Digital) | Yes | - | Yes | Yes | - |
| Connectivity | |||||
| Bluetooth | Yes | Yes | Yes | Yes | - |
| Mobile Hotspot | n/a | n/a | n/a | n/a | - |
| NFC | - | - | Yes | - | - |
| USB | Yes | Yes |
Yes USB Type C |
Yes Micro-USB |
- |
| Wi-Fi |
Yes 4 (802.11 a,b,g,n) |
Yes 4 (802.11 b,g,n) |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 4 (802.11 b,g,n) |
- |
| Contacts | |||||
| Picture ID | n/a | n/a | n/a | n/a | Yes |
| Ringer ID | n/a | n/a | n/a | n/a | Yes |
| Voice Dialing | n/a | n/a | n/a | n/a | - |
| Customization | |||||
| Custom Graphics | n/a | n/a | n/a | n/a | Yes |
| Custom Ringtones | n/a | n/a | n/a | n/a | Yes |
| Real-Music Ringers | n/a | n/a | n/a | n/a | - |
| Data & Network | |||||
| Data Tethering | n/a | n/a | n/a | n/a | - |
| Dual-SIM | - | - | Yes | - | - |
| WAP / Web Browser | n/a | n/a | n/a | n/a | Yes |
| Input | |||||
| Predictive Text Entry | n/a | n/a | n/a | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | Yes | - | - | - |
| Touch Screen | Yes | Yes | Yes | Yes | - |
| Memory | |||||
| Memory Card Slot | Yes | Yes | - | Yes | - |
| Messaging | |||||
| Email Client | n/a | n/a | n/a | n/a | - |
| EMS / Picture Messaging | n/a | n/a | n/a | n/a | Yes |
| Instant Messaging | n/a | n/a | n/a | n/a | - |
| MMS | n/a | n/a | n/a | n/a | Yes |
| Text Messaging Templates | n/a | n/a | n/a | n/a | Yes |
| Music | |||||
| Headphone Jack (3.5mm) | Yes | Yes | - | Yes | - |
| Music Player | n/a | n/a | n/a | n/a | - |
| Stereo Speakers | - | - | Yes | - | - |
| Photo & Video | |||||
| DLNA | Yes | - | - | - | - |
| Miracast | - | - | - | Yes | - |
| Power | |||||
| Fast Charging | - | - | Yes | - | - |
| Wireless Charging | - | - | Yes | - | - |
| Productivity | |||||
| Alarm | n/a | n/a | n/a | n/a | Yes |
| Calculator | n/a | n/a | n/a | n/a | Yes |
| Calendar | n/a | n/a | n/a | n/a | Yes |
| To-Do List | n/a | n/a | n/a | n/a | Yes |
| Voice Memo | n/a | n/a | n/a | n/a | Yes |
| Software | |||||
| Games | n/a | n/a | n/a | n/a | Yes |
| Java (J2ME) | n/a | n/a | n/a | n/a | Yes |
| Voice | |||||
| Call Screening | - | - | Yes | - | - |
| HD Voice | - | - | Yes | Yes * | - |
| Headset Jack (2.5 mm) | n/a | n/a | n/a | n/a | Yes |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| * Some versions only | |||||
| Samsung Galaxy Ring / Prevail 2 | HTC G2 | Google Pixel 5 | LG K4 / Optimus Zone 3 / Rebel | Samsung SGH-X640 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung Galaxy Ring / Prevail 2 | HTC G2 | Google Pixel 5 | LG K4 / Optimus Zone 3 / Rebel | Samsung SGH-X640 |
