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| Phone | Samsung SCH-A990 | Nokia XR21 | Samsung Galaxy A21 |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size | ? |
6.5" diag. 20 : 9 |
6.5" diag. 20 : 9 |
| Display Resolution & Type |
240 x 320 pixels LCD (TFT/TFD) |
1080 x 2400 pixels (~406 ppi) LCD (TFT/TFD) |
720 x 1600 pixels (~270 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | 60 Hz |
| Battery | 1,000 mAh | 4,800 mAh | 4,000 mAh |
| Processor | ? | Snapdragon 695 | 2 GHz MediaTek Helio P35 (MT6765) |
| RAM | ? | 6 GB | 3 GB |
| Storage | ? raw hardware | 128 GB | 32 GB |
| Main Camera | 3 megapixel | 64 megapixel | 16 megapixel |
| Wide Camera | - | 8 megapixel | 8 megapixel |
| Tele Camera | - | - | - |
| Video Capture | ? | 1080p HD | 1080p HD |
| Front Camera | - | 16 megapixel | 13 megapixel |
| Weight |
4.4 oz (125g) |
8.16 oz (231g) |
6.81 oz (193g) |
| Dimensions |
3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm) |
6.61" x 3.09" x 0.41" (168 x 78 x 10.4 mm) |
6.61" x 3.02" x 0.32" (168 x 77 x 8.1 mm) |
| Form Factor | Clamshell | Slab | Slab |
| Platform / OS | (proprietary) | Android | Android |
| Network Bands |
CDMA: 850, 1900 |
5G: 1, 2, 3, 5, 7, 20, 25, 28, 40, 41, 66, 71, 77-C, 78, 79, 260, 261 4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 20, 25, 26, 28, 32, 38, 39, 40, 41, 42, 43, 48, 66, 71 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 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 | EVDO r0 | NR (5G) | LTE (Cat 6) |
| Features | |||
| Barometer | - | Yes | - |
| Fingerprint Reader | - |
Yes stand-alone |
Yes stand-alone |
| Flashlight | Yes | Yes | Yes |
| GPS / Location | Yes | n/a | n/a |
| Ruggedized | - | Yes | - |
| Water-Resistant | - |
Yes IPX8 (SCUBA) |
- |
| Accessibility | |||
| Hearing Aid Compatible |
Yes M3 (mostly compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
| Multiple Languages | Yes | n/a | n/a |
| TTY/TDD (Digital) | Yes | - | Yes |
| Alerts | |||
| Extra Display | Yes | - | - |
| Connectivity | |||
| Bluetooth | Yes | Yes | Yes |
| NFC | - | Yes | Yes |
| USB | Yes |
Yes USB Type C |
Yes USB Type C |
| Wi-Fi | - |
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 | n/a |
| Ringer ID | Yes | n/a | n/a |
| Voice Dialing | Yes | n/a | n/a |
| Customization | |||
| Custom Graphics | Yes | n/a | n/a |
| Custom Ringtones | Yes | n/a | n/a |
| Real-Music Ringers | Yes | n/a | n/a |
| Data & Network | |||
| Data Tethering | Yes | n/a | n/a |
| Dual-SIM | - | Yes | - |
| WAP / Web Browser | Yes | n/a | n/a |
| Input | |||
| Predictive Text Entry | Yes | n/a | n/a |
| Side Keys | Yes | Yes | Yes |
| Touch Screen | - |
Yes Capacitive |
Yes Capacitive |
| Memory | |||
| Memory Card Slot | Yes | - | Yes |
| Messaging | |||
| EMS / Picture Messaging | Yes | n/a | n/a |
| MMS | Yes | n/a | n/a |
| Text Messaging Templates | Yes | n/a | n/a |
| Music | |||
| FM Radio | - | Yes | - |
| 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 |
| Productivity | |||
| Alarm | Yes | n/a | n/a |
| Calculator | Yes | n/a | n/a |
| Calendar | Yes | n/a | n/a |
| Voice Memo | Yes | n/a | n/a |
| Software | |||
| BREW | Yes | n/a | n/a |
| Games | Yes | n/a | n/a |
| Voice | |||
| HD Voice | - | - | Yes |
| Speaker Phone | Yes | Yes | Yes |
| Samsung SCH-A990 | Nokia XR21 | Samsung Galaxy A21 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SCH-A990 | Nokia XR21 | Samsung Galaxy A21 |
