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| Phone | Samsung Galaxy S21 | Samsung SCH-A990 | Asus ROG Phone | Google Pixel 7a |
| Current U.S. Carriers | Verizon | (none) | (none) |
AT&T US Cellular Verizon |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
6.2" diag. 20 : 9 |
? |
6" diag. 18 : 9 |
6.1" diag. 20 : 9 |
| Display Resolution & Type |
1080 x 2400 pixels (~424 ppi) AMOLED |
240 x 320 pixels LCD (TFT/TFD) |
1080 x 2160 pixels (~402 ppi) AMOLED |
1080 x 2400 pixels (~431 ppi) AMOLED |
| Display Refresh | 120 Hz | ? | 60 Hz | 90 Hz |
| Battery | 4,000 mAh | 1,000 mAh | 4,000 mAh | 4,385 mAh |
| Processor | 2.8 GHz Qualcomm Snapdragon 888 | ? | 3 GHz Qualcomm Snapdragon 845 | Google Tensor G2 |
| RAM | 8 GB | ? | 8 GB | 8 GB |
| Storage | 128 GB * | ? raw hardware | 128 GB * | 128 GB |
| Main Camera | 12 megapixel | 3 megapixel | 12 megapixel | 64 megapixel |
| Wide Camera | 12 megapixel | - | 8 megapixel | 13 megapixel |
| Tele Camera | 64 megapixel | - | - | - |
| Video Capture | 8K | ? | 4K UHD | 4K UHD |
| Front Camera | 10 megapixel | - | 8 megapixel | 13 megapixel |
| Weight |
6.03 oz (171g) |
4.4 oz (125g) |
7.05 oz (200g) |
6.8 oz (193g) |
| Dimensions |
5.97" x 2.8" x 0.31" (152 x 71 x 7.9 mm) |
3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm) |
6.25" x 3" x 0.34" (159 x 76 x 8.6 mm) |
6" x 2.8" x 0.4" (152 x 71 x 10.2 mm) |
| Form Factor | Slab | Clamshell | Slab | Slab |
| Platform / OS | Android | (proprietary) | Android | Android |
| Network Bands |
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: 850, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 28, 29, 32, 34, 38, 39, 40, 41, 46 WCDMA: 1, 2, 3, 4, 5, 8, 19 GSM: 850, 900, 1800, 1900 |
5G: 1, 2, 3, 5, 7, 8, 12, 14, 20, 25, 28, 30, 38, 41, 48, 66, 71, 77-A, 77-C, 78, 260, 261 4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 20, 25, 26, 28, 29, 30, 38, 40, 41, 48, 66, 71 WCDMA: 1, 2, 4, 5, 6, 8, 19 GSM: 850, 900, 1800, 1900 |
| Data Technology | NR (5G) | EVDO r0 | LTE (Cat 16) | NR (5G) |
| Features | ||||
| Barometer | Yes | - | - | Yes |
| Fingerprint Reader |
Yes in-display (ultrasonic) |
- | Yes |
Yes in-display (optical) |
| Flashlight | Yes | Yes | Yes | Yes |
| GPS / Location | n/a | Yes | n/a | n/a |
| Water-Resistant |
Yes IPX8 (SCUBA) |
- | Yes |
Yes IPX7 (snorkeling) |
| Accessibility | ||||
| Hearing Aid Compatible |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M3 (mostly compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
Yes M3, T4 (very tele-coil compatible) |
| Multiple Languages | n/a | Yes | n/a | n/a |
| TTY/TDD (Digital) | Yes | Yes | - | Yes |
| Alerts | ||||
| Extra Display | - | Yes | - | - |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | Yes |
| NFC | Yes | - | Yes | Yes |
| USB |
Yes USB Type C |
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) |
Yes 6E (802.11 a,ac,ax,b,g,n) |
| Contacts | ||||
| Picture ID | n/a | Yes | n/a | n/a |
| Ringer ID | n/a | Yes | n/a | n/a |
| Voice Dialing | n/a | Yes | n/a | n/a |
| Customization | ||||
| Custom Graphics | n/a | Yes | n/a | n/a |
| Custom Ringtones | n/a | Yes | n/a | n/a |
| Real-Music Ringers | n/a | Yes | n/a | n/a |
| Data & Network | ||||
| Data Tethering | n/a | Yes | n/a | n/a |
| Dual-SIM | - | - | Yes | Yes |
| WAP / Web Browser | n/a | Yes | n/a | n/a |
| Input | ||||
| Predictive Text Entry | n/a | Yes | n/a | n/a |
| Side Keys | Yes | Yes | Yes | Yes |
| Touch Screen |
Yes Capacitive |
- |
Yes Capacitive |
Yes Capacitive |
| Memory | ||||
| Memory Card Slot | - | Yes | - | - |
| Messaging | ||||
| EMS / Picture Messaging | n/a | Yes | n/a | n/a |
| MMS | n/a | Yes | n/a | n/a |
| Text Messaging Templates | n/a | Yes | n/a | n/a |
| Music | ||||
| FM Radio | - | - | Yes | - |
| Headphone Jack (3.5mm) | - | - | Yes | - |
| Music Player | n/a | Yes | n/a | n/a |
| Stereo Speakers | Yes | Yes | Yes | Yes |
| Photo & Video | ||||
| TV Output | Yes | Yes | Yes | - |
| Power | ||||
| Fast Charging | Yes | - | Yes | Yes |
| Wireless Charging | Yes | - | - | Yes |
| Productivity | ||||
| Alarm | n/a | Yes | n/a | n/a |
| Calculator | n/a | Yes | n/a | n/a |
| Calendar | n/a | Yes | n/a | n/a |
| Voice Memo | n/a | Yes | n/a | n/a |
| Software | ||||
| BREW | n/a | Yes | n/a | n/a |
| Games | n/a | Yes | n/a | n/a |
| Voice | ||||
| Call Screening | - | - | - | Yes |
| HD Voice | Yes | - | - | Yes |
| Speaker Phone | Yes | Yes | Yes | Yes |
| Samsung Galaxy S21 | Samsung SCH-A990 | Asus ROG Phone | Google Pixel 7a | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung Galaxy S21 | Samsung SCH-A990 | Asus ROG Phone | Google Pixel 7a |
