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| Phone | Samsung Galaxy S21 | Google Pixel 3a XL | ZTE Z998 / Unico LTE | BlackBerry Curve 8320 | Samsung SGH-A717 |
| Current U.S. Carriers | Verizon | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
6.2" diag. 20 : 9 |
6" diag. 18 : 9 |
4.5" diag. 16 : 9 |
? | ? |
| Display Resolution & Type |
1080 x 2400 pixels (~424 ppi) AMOLED |
1080 x 2160 pixels (~402 ppi) AMOLED |
540 x 960 pixels (~245 ppi) LCD (TFT/TFD) |
320 x 240 pixels LCD (TFT/TFD) |
240 x 320 pixels LCD (TFT/TFD) |
| Display Refresh | 120 Hz | 60 Hz | 60 Hz | ? | ? |
| Battery | 4,000 mAh | 3,700 mAh | 2,070 mAh | 1,100 mAh | ? |
| Processor | 2.8 GHz Qualcomm Snapdragon 888 | 2 GHz Qualcomm Snapdragon 670 | 1.2 GHz Qualcomm Snapdragon 400 MSM8930 | ? | ? |
| RAM | 8 GB | 4 GB | 1 GB | ? | ? |
| Storage | 128 GB * | 64 GB | 4 GB | ? raw hardware | ? raw hardware |
| Main Camera | 12 megapixel | 12 megapixel | 5 megapixel | 2 megapixel | 2 megapixel |
| Wide Camera | 12 megapixel | - | - | - | - |
| Tele Camera | 64 megapixel | - | - | - | - |
| Video Capture | 8K | 4K UHD | 720p HD | - | QCIF (176 x 144) |
| Front Camera | 10 megapixel | 8 megapixel | 1 megapixel | - | - |
| Weight |
6.03 oz (171g) |
5.89 oz (167g) |
4.8 oz (136g) |
3.92 oz (111g) |
3.31 oz (94g) |
| Dimensions |
5.97" x 2.8" x 0.31" (152 x 71 x 7.9 mm) |
6.3" x 3" x 0.3" (160 x 76 x 7.6 mm) |
5.2" x 2.6" x 0.4" (132 x 66 x 10.2 mm) |
4.21" x 2.36" x 0.61" (107 x 60 x 15.5 mm) |
4.07" x 2.15" x 0.55" (103 x 55 x 14 mm) |
| Form Factor | Slab | Slab | Slab | Slab | Clamshell |
| Platform / OS | Android | Android | Android | BlackBerry OS | (proprietary) |
| 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 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 20, 25, 26, 28, 29, 30, 38, 40, 41, 66, 71 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
GSM: 850, 900, 1800, 1900 |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
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| Data Technology | NR (5G) | LTE (Cat 11) | LTE (Cat 3) | EDGE | HSDPA 1.8 |
| Features | |||||
| Barometer | Yes | Yes | - | - | - |
| Fingerprint Reader |
Yes in-display (ultrasonic) |
Yes stand-alone |
- | - | - |
| Flashlight | Yes | Yes | - | - | - |
| GPS / Location | n/a | n/a | n/a | n/a | - |
| Water-Resistant |
Yes IPX8 (SCUBA) |
- | - | - | - |
| Accessibility | |||||
| Adjustable Text Size | n/a | n/a | n/a | n/a | - |
| Hearing Aid Compatible |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M3, T4 (very tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M3 (mostly compatible) |
| Multiple Languages | n/a | n/a | n/a | n/a | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes | Yes |
| Alerts | |||||
| Extra Display | - | - | - | - | Yes |
| Ringer Profiles | - | - | - | Yes | Yes |
| Connectivity | |||||
| Bluetooth | Yes | Yes | Yes | Yes | Yes |
| Mobile Hotspot | n/a | n/a | n/a | n/a | - |
| NFC | Yes | Yes | - | - | - |
| USB |
Yes USB Type C |
Yes USB Type C |
Yes Micro-USB |
Yes | Yes |
| Wi-Fi |
Yes 6 (802.11 a,ac,ax,b,g,n) |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 4 (802.11 b,g,n) |
Yes 802.11 b,g |
- |
| Contacts | |||||
| Picture ID | n/a | n/a | n/a | n/a | Yes |
| Ringer ID | n/a | n/a | n/a | n/a | Yes |
| Voice Dialing | n/a | n/a | n/a | n/a | - |
| Customization | |||||
| Custom Graphics | n/a | n/a | n/a | n/a | Yes |
| Custom Ringtones | n/a | n/a | n/a | n/a | Yes |
| Real-Music Ringers | n/a | n/a | n/a | n/a | Yes |
| Data & Network | |||||
| Data Tethering | n/a | n/a | n/a | n/a | Yes |
| WAP / Web Browser | n/a | n/a | n/a | n/a | Yes |
| Input | |||||
| Predictive Text Entry | n/a | n/a | n/a | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | - | - | Yes | - |
| Touch Screen |
Yes Capacitive |
Yes Capacitive |
Yes Capacitive |
- | - |
| Memory | |||||
| Memory Card Slot | - | - | Yes | Yes | Yes |
| Messaging | |||||
| Email Client | n/a | n/a | n/a | n/a | Yes |
| Instant Messaging | n/a | n/a | n/a | n/a | Yes |
| MMS | n/a | n/a | n/a | n/a | Yes |
| Text Messaging Templates | n/a | n/a | n/a | n/a | Yes |
| Music | |||||
| Headphone Jack (3.5mm) | - | Yes | Yes | Yes | - |
| Music Player | n/a | n/a | n/a | n/a | Yes |
| Stereo Speakers | Yes | Yes | - | - | - |
| Photo & Video | |||||
| TV Output | Yes | - | - | - | - |
| Power | |||||
| Fast Charging | Yes | Yes | - | - | - |
| Wireless Charging | Yes | - | - | - | - |
| Productivity | |||||
| Alarm | n/a | n/a | n/a | n/a | Yes |
| Calculator | n/a | n/a | n/a | n/a | Yes |
| Calendar | n/a | n/a | n/a | n/a | Yes |
| To-Do List | n/a | n/a | n/a | n/a | Yes |
| Voice Memo | n/a | n/a | n/a | n/a | Yes |
| Software | |||||
| Games | n/a | n/a | n/a | n/a | Yes |
| Java (J2ME) | n/a | n/a | n/a | n/a | Yes |
| Voice | |||||
| Call Screening | - | Yes | - | - | - |
| HD Voice | Yes | Yes | - | - | - |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| * Some versions only | |||||
| Samsung Galaxy S21 | Google Pixel 3a XL | ZTE Z998 / Unico LTE | BlackBerry Curve 8320 | Samsung SGH-A717 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung Galaxy S21 | Google Pixel 3a XL | ZTE Z998 / Unico LTE | BlackBerry Curve 8320 | Samsung SGH-A717 |
