Compare Phones
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| Phone | Nokia Lumia 521 / 520 | T-Mobile REVVL 4 | Samsung Glyde U940 | Samsung Galaxy A23 5G | BlackBerry 7750 |
| Current U.S. Carriers | (none) | (none) | (none) | Verizon | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
4" diag. 5 : 3 |
6.2" diag. 19 : 9 |
2.8" diag. 16.5 : 9 |
6.6" diag. 20 : 9 |
? |
| Display Resolution & Type |
480 x 800 pixels (~233 ppi) LCD (TFT/TFD) |
720 x 1520 pixels (~270 ppi) LCD (TFT/TFD) |
240 x 440 pixels (~182 ppi) LCD (TFT/TFD) |
1080 x 2408 pixels (~400 ppi) LCD (TFT/TFD) |
240 x 240 pixels LCD (Color) |
| Display Refresh | ? | 60 Hz | ? | 120 Hz | ? |
| Battery | 1,430 mAh | 3,500 mAh | 1,000 mAh | 5,000 mAh | ? |
| Processor | 1 GHz Qualcomm Snapdragon S4 MSM8270 | 2 GHz MediaTek Helio A22 (MT6761) | ? | 2.2 GHz Snapdragon 695 | ? |
| RAM | 512 MB | 2 GB | ? | 4 GB | ? |
| Storage | 8 GB | 32 GB | ? raw hardware | 64 GB | ? raw hardware |
| Main Camera | 5 megapixel | 13 megapixel | 2 megapixel | 50 megapixel | - |
| Wide Camera | - | - | - | 5 megapixel | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | 720p HD | 1080p HD | QVGA (320 x 240) | 1080p HD | - |
| Front Camera | - | 5 megapixel | - | 8 megapixel | - |
| Weight |
4.39 oz (124g) |
5.59 oz (158g) |
4.2 oz (119g) |
6.87 oz (195g) |
5.01 oz (142g) |
| Dimensions |
4.72" x 2.52" x 0.39" (120 x 64 x 9.9 mm) |
6.26" x 2.99" x 0.32" (159 x 76 x 8.1 mm) |
4.09" x 1.98" x 0.71" (104 x 50 x 18 mm) |
6.47" x 3.02" x 0.33" (164 x 77 x 8.4 mm) |
4.76" x 3.03" x 0.71" (121 x 77 x 18 mm) |
| Form Factor | Slab | Slab | Slide | Slab | Slab |
| Platform / OS | Windows | Android | (proprietary) | Android | BlackBerry OS |
| Network Bands |
4G LTE: 2, 4, 5, 7, 12, 25, 26, 41, 66, 71 WCDMA: 2, 4, 5 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
5G: 2, 5, 25, 30, 41, 48, 66, 70, 71, 77-C 4G LTE: 1, 2, 3, 4, 5, 7, 12, 13, 14, 20, 25, 26, 29, 30, 38, 39, 40, 41, 48, 66, 71 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
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| Data Technology | HSPA+ 21 | LTE (Cat 6) | EVDO r0 | NR (5G) | 1xRTT |
| Features | |||||
| Barometer | - | - | - | Yes | - |
| Fingerprint Reader | - |
Yes stand-alone |
- |
Yes stand-alone |
- |
| Flashlight | - | Yes | - | Yes | - |
| GPS / Location | n/a | n/a | Yes | n/a | n/a |
| Water-Resistant | - | - | - |
Yes IPX7 (snorkeling) |
- |
| Accessibility | |||||
| Hearing Aid Compatible |
Yes M3, T4 (very tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M4 (very compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
- |
| Multiple Languages | n/a | n/a | Yes | n/a | n/a |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes | Yes |
| Alerts | |||||
| Ringer Profiles | - | - | - | - | Yes |
| Connectivity | |||||
| Bluetooth | Yes | Yes | Yes | Yes | - |
| Mobile Hotspot | n/a | n/a | - | n/a | n/a |
| NFC | - | - | - | Yes | - |
| USB | Yes |
Yes USB Type C |
Yes |
Yes USB Type C |
Yes |
| Wi-Fi | Yes |
Yes 5 (802.11 a,ac,b,g,n) |
- |
Yes 5 (802.11 a,ac,b,g,n) |
- |
| Contacts | |||||
| Picture ID | n/a | n/a | Yes | n/a | n/a |
| Ringer ID | n/a | n/a | Yes | n/a | n/a |
| Voice Dialing | n/a | n/a | Yes | n/a | n/a |
| Customization | |||||
| Custom Graphics | n/a | n/a | Yes | n/a | n/a |
| Custom Ringtones | n/a | n/a | Yes | n/a | n/a |
| Real-Music Ringers | n/a | n/a | Yes | n/a | n/a |
| Data & Network | |||||
| Data Tethering | n/a | n/a | Yes | n/a | n/a |
| WAP / Web Browser | n/a | n/a | Yes | n/a | n/a |
| Input | |||||
| Predictive Text Entry | n/a | n/a | Yes | n/a | n/a |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | - | Yes | - | Yes |
| Touch Screen |
Yes Capacitive |
Yes Capacitive |
Yes |
Yes Capacitive |
- |
| Memory | |||||
| Memory Card Slot | Yes | Yes | Yes | Yes | - |
| Messaging | |||||
| Email Client | n/a | n/a | - | n/a | n/a |
| Instant Messaging | n/a | n/a | - | n/a | n/a |
| MMS | n/a | n/a | Yes | n/a | n/a |
| Text Messaging Templates | n/a | n/a | Yes | n/a | n/a |
| Music | |||||
| FM Radio | - | Yes | - | - | - |
| Headphone Jack (3.5mm) | Yes | Yes | - | Yes | - |
| Music Player | n/a | n/a | Yes | n/a | n/a |
| Stereo Speakers | - | - | - | Yes | - |
| Power | |||||
| Fast Charging | - | - | - | Yes | - |
| Productivity | |||||
| Alarm | n/a | n/a | Yes | n/a | n/a |
| Calculator | n/a | n/a | Yes | n/a | n/a |
| Calendar | n/a | n/a | Yes | n/a | n/a |
| To-Do List | n/a | n/a | - | n/a | n/a |
| Voice Memo | n/a | n/a | - | n/a | n/a |
| Software | |||||
| BREW | n/a | n/a | Yes | n/a | n/a |
| Games | n/a | n/a | Yes | n/a | n/a |
| Java (J2ME) | n/a | n/a | - | n/a | n/a |
| Voice | |||||
| HD Voice | - | Yes | - | Yes | - |
| Headset Jack (2.5 mm) | n/a | n/a | Yes | n/a | n/a |
| Speaker Phone | Yes | Yes | Yes | Yes | - |
| Nokia Lumia 521 / 520 | T-Mobile REVVL 4 | Samsung Glyde U940 | Samsung Galaxy A23 5G | BlackBerry 7750 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Nokia Lumia 521 / 520 | T-Mobile REVVL 4 | Samsung Glyde U940 | Samsung Galaxy A23 5G | BlackBerry 7750 |
