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| Phone | Samsung SGH-X820 | Apple iPhone 12 mini | OnePlus 12R | Samsung Galaxy Reverb | 
| Current U.S. Carriers | (none) | (none) | (none) | (none) | 
| Global Availability | Released | Released | Released | Released | 
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? | 5.4" diag. 19.5 : 9 | 6.8" diag. 20 : 9 | 4" diag. 5 : 3 | 
| Display Resolution & Type | 220 x 176 pixels LCD (TFT/TFD) | 1080 x 2340 pixels (~477 ppi) AMOLED | 1264 x 2780 pixels (~450 ppi) AMOLED | 480 x 800 pixels (~233 ppi) LCD (TFT/TFD) | 
| Display Refresh | ? | 60 Hz | 120 Hz | 60 Hz | 
| Battery | 650 mAh | 2,227 mAh | 5,500 mAh | 1,700 mAh | 
| Processor | ? | Apple A14 Bionic | Snapdragon 8 Gen 2 | 1.4 GHz Qualcomm S2 MSM8655 | 
| RAM | ? | 4 GB | 8 GB * | 768 MB | 
| Storage | ? raw hardware | 64 GB * | 128 GB * | 4 GB | 
| Main Camera | 2 megapixel | 12 megapixel | 50 megapixel | 5 megapixel | 
| Wide Camera | - | 12 megapixel | 8 megapixel | - | 
| Tele Camera | - | - | - | - | 
| Video Capture | ? | 4K UHD | 4K UHD | WVGA / 480p | 
| Front Camera | - | 12 megapixel | 16 megapixel | 1 megapixel | 
| Weight | 2.33 oz (66g) | 4.76 oz (135g) | 7.3 oz (207g) | 4.54 oz (129g) | 
| Dimensions | 4.45" x 1.97" x 0.27" (113 x 50 x 6.9 mm) | 5.18" x 2.53" x 0.29" (132 x 64 x 7.4 mm) | 6.43" x 2.96" x 0.35" (163 x 75 x 8.8 mm) | 4.82" x 2.53" x 0.44" (122 x 64 x 11.3 mm) | 
| Form Factor | Slab | Slab | Slab | Slab | 
| Platform / OS | (proprietary) | iOS | Android | Android | 
| Network Bands | GSM: 900, 1800, 1900 | 5G: 1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 38, 40, 41, 66, 71, 77-C, 78, 260, 261 4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 32, 34, 38, 39, 40, 41, 46, 48, 66, 71 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 | 5G: 1, 2, 3, 5, 7, 8, 20, 25, 28, 38, 40, 41, 66, 71, 77-C, 78 4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 25, 26, 28, 30, 38, 39, 40, 41, 48, 66, 71 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 | CDMA: 1900 | 
| Data Technology | EDGE | NR (5G) | NR (5G) | EVDO rA | 
| Features | ||||
| Barometer | - | Yes | - | - | 
| Fingerprint Reader | - | - | Yes in-display (optical) | - | 
| Flashlight | - | Yes | Yes | - | 
| GPS / Location | - | n/a | n/a | n/a | 
| Water-Resistant | - | Yes IPX8 (SCUBA) | - | - | 
| Accessibility | ||||
| Adjustable Text Size | - | n/a | n/a | n/a | 
| Hearing Aid Compatible | - | Yes | Yes | Yes | 
| Multiple Languages | Yes | n/a | n/a | n/a | 
| TTY/TDD (Digital) | - | Yes | - | Yes | 
| Connectivity | ||||
| Bluetooth | Yes Classic Audio | Yes Classic Audio | Yes Classic Audio | Yes Classic Audio | 
| Infrared (IR) | - | - | Yes | - | 
| NFC | - | Yes | Yes | - | 
| USB | Yes | Yes | Yes USB Type C | Yes | 
| UWB | - | Yes | - | - | 
| Wi-Fi | - | Yes 6 (802.11 a,ac,ax,b,g,n) | Yes 7 (802.11 a,ac,ax,b,be,g,n) | Yes 4 (802.11 a,b,g,n) | 
| Contacts | ||||
| Picture ID | Yes | n/a | n/a | n/a | 
| Ringer ID | Yes | n/a | n/a | n/a | 
| Voice Dialing | - | n/a | n/a | n/a | 
| Customization | ||||
| Custom Graphics | Yes | n/a | n/a | n/a | 
| Custom Ringtones | Yes | n/a | n/a | n/a | 
| Real-Music Ringers | Yes | n/a | n/a | n/a | 
| Data & Network | ||||
| Dual-SIM | - | Yes | Yes | - | 
| External Antenna Jack | Yes | n/a | n/a | n/a | 
| WAP / Web Browser | Yes | n/a | n/a | n/a | 
| Input | ||||
| Predictive Text Entry | Yes | n/a | n/a | n/a | 
| Side Keys | Yes | Yes | Yes | Yes | 
| Touch Screen | - | Yes | Yes | Yes | 
| Memory | ||||
| Memory Card Slot | - | - | - | Yes | 
| Messaging | ||||
| Email Client | Yes | n/a | n/a | n/a | 
| EMS / Picture Messaging | Yes | n/a | n/a | n/a | 
| Instant Messaging | - | n/a | n/a | n/a | 
| MMS | Yes | n/a | n/a | n/a | 
| Text Messaging Templates | Yes | n/a | n/a | n/a | 
| Music | ||||
| Headphone Jack (3.5mm) | - | - | - | Yes | 
| Music Player | - | n/a | n/a | n/a | 
| Stereo Speakers | - | Yes | - | - | 
| Photo & Video | ||||
| TV Output | Yes | Yes | - | - | 
| Power | ||||
| Fast Charging | - | Yes | Yes | - | 
| Wireless Charging | - | Yes | - | - | 
| Productivity | ||||
| Alarm | Yes | n/a | n/a | n/a | 
| Calculator | Yes | n/a | n/a | n/a | 
| Calendar | Yes | n/a | n/a | n/a | 
| To-Do List | Yes | n/a | n/a | n/a | 
| Voice Memo | Yes | n/a | n/a | n/a | 
| Software | ||||
| Games | Yes | n/a | n/a | n/a | 
| Java (J2ME) | Yes | n/a | n/a | n/a | 
| Voice | ||||
| HD Voice | - | Yes | Yes | - | 
| Speaker Phone | Yes | Yes | Yes | Yes | 
| Samsung SGH-X820 | Apple iPhone 12 mini | OnePlus 12R | Samsung Galaxy Reverb | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
|  |  |  |  | |
| Phone | Samsung SGH-X820 | Apple iPhone 12 mini | OnePlus 12R | Samsung Galaxy Reverb | 
 




