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| Phone | Samsung SCH-A990 | Huawei Ascend II | Samsung Galaxy S21 | Samsung Trender | Amazon Fire |
| Current U.S. Carriers | (none) | (none) | Verizon | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? |
3.5" diag. 5 : 3 |
6.2" diag. 20 : 9 |
2.8" diag. 4 : 3 |
4.7" diag. 16 : 9 |
| Display Resolution & Type |
240 x 320 pixels LCD (TFT/TFD) |
320 x 480 pixels (~165 ppi) LCD (TFT/TFD) |
1080 x 2400 pixels (~424 ppi) AMOLED |
240 x 320 pixels (~143 ppi) LCD (TFT/TFD) |
720 x 1280 pixels (~312 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | 120 Hz | ? | ? |
| Battery | 1,000 mAh | 1,400 mAh | 4,000 mAh | 1,000 mAh | 2,400 mAh |
| Processor | ? | 600 MHz Qualcomm S1 MSM7627 | 2.8 GHz Qualcomm Snapdragon 888 | Qualcomm QSC6055 | 2.2 GHz Qualcomm Snapdragon 800 |
| RAM | ? | ? | 8 GB | ? | 2 GB |
| Storage | ? raw hardware | ? raw hardware | 128 GB * | ? raw hardware | 32 GB * |
| Main Camera | 3 megapixel | 5 megapixel | 12 megapixel | 1 megapixel | 13 megapixel |
| Wide Camera | - | - | 12 megapixel | - | - |
| Tele Camera | - | - | 64 megapixel | - | - |
| Video Capture | ? | VGA (640 x 480) | 8K | - | 1080p HD |
| Front Camera | - | - | 10 megapixel | - | 2 megapixel |
| Weight |
4.4 oz (125g) |
4.1 oz (116g) |
6.03 oz (171g) |
4 oz (113g) |
5.64 oz (160g) |
| Dimensions |
3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm) |
4.6" x 2.4" x 0.5" (117 x 61 x 12.7 mm) |
5.97" x 2.8" x 0.31" (152 x 71 x 7.9 mm) |
4.2" x 2.2" x 0.6" (107 x 56 x 15.2 mm) |
5.5" x 2.6" x 0.35" (140 x 66 x 8.9 mm) |
| Form Factor | Clamshell | Slab | Slab | Slide | Slab |
| Platform / OS | (proprietary) | Android | Android | (proprietary) | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
CDMA: 850, 1700, 1900 |
5G: 2, 5, 12, 25, 30, 41, 66, 71, 77-C, 260, 261 4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 46, 48, 66, 71 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
CDMA: 800, 850, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 17 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
| Data Technology | EVDO r0 | EVDO rA | NR (5G) | 1xRTT | LTE (Cat 4) |
| Features | |||||
| Barometer | - | - | Yes | - | - |
| Fingerprint Reader | - | - |
Yes in-display (ultrasonic) |
- | - |
| Flashlight | Yes | - | Yes | - | Yes |
| GPS / Location | Yes | n/a | n/a | Yes | Yes |
| Water-Resistant | - | - |
Yes IPX8 (SCUBA) |
- | - |
| Accessibility | |||||
| Hearing Aid Compatible | Yes | Yes | Yes | Yes | Yes |
| Multiple Languages | Yes | n/a | n/a | Yes | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes | Yes |
| Alerts | |||||
| Extra Display | Yes | - | - | - | - |
| Connectivity | |||||
| Bluetooth |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
| Mobile Hotspot | - | n/a | n/a | - | Yes |
| NFC | - | - | Yes | - | Yes |
| USB | Yes |
Yes Micro-USB |
Yes USB Type C |
Yes Micro-USB |
Yes Micro-USB |
| 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 | n/a | Yes | Yes |
| Ringer ID | Yes | n/a | n/a | Yes | Yes |
| Voice Dialing | Yes | n/a | n/a | Yes | Yes |
| Customization | |||||
| Custom Graphics | Yes | n/a | n/a | Yes | - |
| Custom Ringtones | Yes | n/a | n/a | Yes | Yes |
| Real-Music Ringers | Yes | n/a | n/a | Yes | - |
| Data & Network | |||||
| Data Tethering | Yes | n/a | n/a | - | Yes |
| WAP / Web Browser | Yes | n/a | n/a | Yes | Yes |
| Input | |||||
| Predictive Text Entry | Yes | 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 | Yes | Yes |
| EMS / Picture Messaging | Yes | n/a | n/a | - | - |
| Instant Messaging | - | n/a | n/a | - | - |
| MMS | Yes | n/a | n/a | Yes | Yes |
| Text Messaging Templates | Yes | n/a | n/a | - | Yes |
| Music | |||||
| Headphone Jack (3.5mm) | - | Yes | - | Yes | Yes |
| Music Player | Yes | n/a | n/a | Yes | Yes |
| Stereo Speakers | Yes | - | Yes | - | Yes |
| Photo & Video | |||||
| Miracast | - | - | - | - | Yes |
| TV Output | Yes | - | Yes | - | Yes |
| Power | |||||
| Fast Charging | - | - | Yes | - | - |
| Wireless Charging | - | - | Yes | - | - |
| Productivity | |||||
| Alarm | Yes | n/a | n/a | Yes | Yes |
| Calculator | Yes | n/a | n/a | Yes | Yes |
| Calendar | Yes | n/a | n/a | Yes | Yes |
| Voice Memo | Yes | n/a | n/a | - | Yes |
| Software | |||||
| BREW | Yes | n/a | n/a | - | - |
| Games | Yes | n/a | n/a | - | Yes |
| Voice | |||||
| HD Voice | - | - | Yes | - | Yes |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| Samsung SCH-A990 | Huawei Ascend II | Samsung Galaxy S21 | Samsung Trender | Amazon Fire | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SCH-A990 | Huawei Ascend II | Samsung Galaxy S21 | Samsung Trender | Amazon Fire |
