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| Phone | Samsung Rugby 4 | OnePlus 8 Pro | LG Revere 3 / Envoy III / 237c | Samsung Galaxy A21 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
2.4" diag. 4 : 3 |
6.8" diag. 20 : 9 |
2.2" diag. 4 : 3 |
6.5" diag. 20 : 9 |
| Display Resolution & Type |
240 x 320 pixels (~167 ppi) LCD (TFT/TFD) |
1440 x 3168 pixels (~513 ppi) AMOLED |
176 x 220 pixels (~128 ppi) LCD (TFT/TFD) |
720 x 1600 pixels (~270 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | 120 Hz | ? | 60 Hz |
| Battery | 1,300 mAh | 4,510 mAh | 950 mAh | 4,000 mAh |
| Processor | Intel XMM6230 | Qualcomm Snapdragon 865 | ? | 2 GHz MediaTek Helio P35 (MT6765) |
| RAM | 128 MB | 8 GB * | 128 MB | 3 GB |
| Storage | 256 MB | 128 GB * | 256 MB | 32 GB |
| Main Camera | 3 megapixel | 48 megapixel | 1 megapixel | 16 megapixel |
| Wide Camera | - | 48 megapixel | - | 8 megapixel |
| Tele Camera | - | 8 megapixel | - | - |
| Video Capture | QVGA (320 x 240) | 4K UHD | - | 1080p HD |
| Front Camera | - | 16 megapixel | - | 13 megapixel |
| Weight |
5.22 oz (148g) |
7.02 oz (199g) |
3.46 oz (98g) |
6.81 oz (193g) |
| Dimensions |
4.25" x 2.17" x 0.85" (108 x 55 x 21.6 mm) |
6.51" x 2.93" x 0.33" (165 x 74 x 8.5 mm) |
3.86" x 2.01" x 0.74" (98 x 51 x 18.8 mm) |
6.61" x 3.02" x 0.32" (168 x 77 x 8.1 mm) |
| Form Factor | Clamshell | Slab | Clamshell | Slab |
| Platform / OS | (proprietary) | Android | (proprietary) | Android |
| Network Bands |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
5G: 2, 5, 41, 66, 71 4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 25, 26, 28, 29, 30, 34, 38, 39, 40, 41, 46, 48, 66, 71 WCDMA: 1, 2, 4, 5, 8, 19 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 20, 25, 26, 28, 38, 39, 40, 41, 66, 71 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
| Data Technology | HSPA+ 21 | NR (5G) | 1xRTT | LTE (Cat 6) |
| Features | ||||
| Fingerprint Reader | - |
Yes in-display (optical) |
- |
Yes stand-alone |
| Flashlight | - | Yes | - | Yes |
| GPS / Location | Yes | n/a | Yes | n/a |
| Ruggedized | Yes | - | - | - |
| Water-Resistant |
Yes IPX7 (snorkeling) |
Yes IPX8 (SCUBA) |
- | - |
| Accessibility | ||||
| Adjustable Text Size | Yes | n/a | Yes | n/a |
| Hearing Aid Compatible |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M4, T4 (very tele-coil compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
| Multiple Languages | Yes | n/a | Yes | n/a |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | Yes | - | Yes | - |
| Ringer Profiles | Yes | - | Yes | - |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | Yes |
| NFC | - | Yes | - | Yes |
| USB |
Yes Micro-USB |
Yes USB Type C |
Yes |
Yes USB Type C |
| Wi-Fi |
Yes 4 (802.11 b,g,n) |
Yes 6 (802.11 a,ac,ax,b,g,n) |
- |
Yes 5 (802.11 a,ac,b,g,n) |
| Contacts | ||||
| Picture ID | Yes | n/a | Yes | n/a |
| Ringer ID | Yes | n/a | Yes | n/a |
| Voice Dialing | Yes | n/a | Yes | n/a |
| Customization | ||||
| Custom Graphics | Yes | n/a | Yes | n/a |
| Custom Ringtones | Yes | n/a | Yes | n/a |
| Real-Music Ringers | Yes | n/a | Yes | n/a |
| Data & Network | ||||
| Dual-SIM | - | Yes | - | - |
| WAP / Web Browser | Yes | n/a | Yes | n/a |
| Input | ||||
| Predictive Text Entry | Yes | n/a | Yes | n/a |
| Side Keys | Yes | Yes | Yes | Yes |
| Touch Screen | - |
Yes Capacitive |
- |
Yes Capacitive |
| Memory | ||||
| Memory Card Slot | Yes | - | - | Yes |
| Messaging | ||||
| Email Client | Yes | n/a | Yes | n/a |
| MMS | Yes | n/a | Yes | n/a |
| Text Messaging Templates | Yes | n/a | Yes | n/a |
| Music | ||||
| Headphone Jack (3.5mm) | - | - | Yes | Yes |
| Music Player | Yes | n/a | - | n/a |
| Stereo Speakers | - | Yes | - | - |
| Photo & Video | ||||
| TV Output | - | Yes | - | - |
| Power | ||||
| Fast Charging | - | Yes | - | Yes |
| Wireless Charging | - | Yes | - | - |
| Productivity | ||||
| Alarm | Yes | n/a | Yes | n/a |
| Calculator | Yes | n/a | Yes | n/a |
| Calendar | Yes | n/a | Yes | n/a |
| To-Do List | Yes | n/a | - | n/a |
| Voice Memo | Yes | n/a | Yes | n/a |
| Software | ||||
| BREW | - | n/a | Yes | n/a |
| Games | Yes | n/a | Yes | n/a |
| Java (J2ME) | Yes | n/a | - | n/a |
| Voice | ||||
| HD Voice | - | Yes | - | Yes |
| Push-To-Talk | Yes | - | - | - |
| Speaker Phone | Yes | Yes | Yes | Yes |
| Samsung Rugby 4 | OnePlus 8 Pro | LG Revere 3 / Envoy III / 237c | Samsung Galaxy A21 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung Rugby 4 | OnePlus 8 Pro | LG Revere 3 / Envoy III / 237c | Samsung Galaxy A21 |
