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| Phone | BLU S1 | Samsung Gravity TXT | Samsung Galaxy S21 | Samsung Galaxy Note8 |
| Current U.S. Carriers | (none) | (none) | Verizon | (none) |
| Global Availability | Not yet released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
5.2" diag. 16 : 9 |
2.4" diag. 4 : 3 |
6.2" diag. 20 : 9 |
6.3" diag. 18.5 : 9 |
| Display Resolution & Type |
720 x 1280 pixels (~282 ppi) LCD (TFT/TFD) |
240 x 320 pixels (~167 ppi) LCD (TFT/TFD) |
1080 x 2400 pixels (~424 ppi) AMOLED |
1440 x 2960 pixels (~522 ppi) AMOLED |
| Display Refresh | 60 Hz | ? | 120 Hz | 60 Hz |
| Battery | 2,800 mAh | 1,000 mAh | 4,000 mAh | 3,300 mAh |
| Processor | 1.5 GHz MediaTek 6750 | ? | 2.8 GHz Qualcomm Snapdragon 888 | 2.4 GHz Qualcomm Snapdragon 835 (MSM8998) |
| RAM | 2 GB | ? | 8 GB | 6 GB |
| Storage | 16 GB | ? raw hardware | 128 GB * | 64 GB * |
| Main Camera | 13 megapixel | 2 megapixel | 12 megapixel | 12 megapixel |
| Wide Camera | - | - | 12 megapixel | - |
| Tele Camera | - | - | 64 megapixel | 12 megapixel |
| Video Capture | 1080p HD | QVGA (320 x 240) | 8K | 4K UHD |
| Front Camera | 5 megapixel | - | 10 megapixel | 8 megapixel |
| Weight |
4.83 oz (137g) |
3.95 oz (112g) |
6.03 oz (171g) |
6.88 oz (195g) |
| Dimensions |
5.8" x 2.87" x 0.33" (147 x 73 x 8.4 mm) |
4.41" x 2.09" x 0.55" (112 x 53 x 14 mm) |
5.97" x 2.8" x 0.31" (152 x 71 x 7.9 mm) |
6.4" x 2.94" x 0.34" (163 x 75 x 8.6 mm) |
| Form Factor | Slab | Slide | Slab | Slab |
| Platform / OS | Android | (proprietary) | Android | Android |
| Network Bands |
4G LTE: 2, 3, 4, 5, 7, 12, 17, 25, 26, 41 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
WCDMA: 2, 4 GSM: 850, 900, 1800, 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 |
4G LTE: 1, 2, 3, 4, 5, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 41, 66 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
| Data Technology | LTE (Cat 6) | HSPA 7.2 | NR (5G) | LTE (Cat 16) |
| Features | ||||
| Barometer | - | - | Yes | Yes |
| Fingerprint Reader |
Yes stand-alone |
- |
Yes in-display (ultrasonic) |
Yes stand-alone |
| Flashlight | Yes | - | Yes | Yes |
| GPS / Location | n/a | Yes | n/a | n/a |
| VR-ready | - | - | - | Yes |
| Water-Resistant | - | - |
Yes IPX8 (SCUBA) |
Yes IPX8 (SCUBA) |
| Accessibility | ||||
| Hearing Aid Compatible | - |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
| Multiple Languages | n/a | Yes | n/a | n/a |
| TTY/TDD (Digital) | Yes | - | Yes | Yes |
| Alerts | ||||
| Ringer Profiles | - | Yes | - | - |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | Yes |
| MirrorLink | - | - | - | Yes |
| NFC | - | - | Yes | Yes |
| USB |
Yes Micro-USB |
Yes Micro-USB |
Yes USB Type C |
Yes USB Type C |
| 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 | 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 | ||||
| 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 |
| Stylus | - | - | - | 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 | Yes | n/a | n/a |
| Instant 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 | Yes | - | Yes |
| Music Player | n/a | Yes | n/a | n/a |
| Stereo Speakers | - | - | Yes | - |
| Photo & Video | ||||
| Miracast | - | - | - | Yes |
| TV Output | - | - | Yes | - |
| Power | ||||
| Fast Charging | - | - | 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 | ||||
| Games | n/a | Yes | n/a | n/a |
| Java (J2ME) | n/a | Yes | n/a | n/a |
| Voice | ||||
| HD Voice | Yes | - | Yes | Yes |
| Speaker Phone | Yes | Yes | Yes | Yes |
| BLU S1 | Samsung Gravity TXT | Samsung Galaxy S21 | Samsung Galaxy Note8 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | BLU S1 | Samsung Gravity TXT | Samsung Galaxy S21 | Samsung Galaxy Note8 |
