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| Phone | Samsung SCH-A645 | Nokia Lumia 521 / 520 | Samsung Zeal / Alias 2 SCH-U750 | Samsung Galaxy A13 5G | LG PM-225 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? |
4" diag. 5 : 3 |
2.6" diag. 4 : 3 |
6.5" diag. 20 : 9 |
? |
| Display Resolution & Type |
128 x 160 pixels LCD (STN) |
480 x 800 pixels (~233 ppi) LCD (TFT/TFD) |
240 x 320 pixels (~154 ppi) LCD (TFT/TFD) |
720 x 1600 pixels (~270 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (STN) |
| Display Refresh | ? | ? | ? | 90 Hz | ? |
| Battery | 1,000 mAh | 1,430 mAh | 880 mAh | 5,000 mAh | 1,000 mAh |
| Processor | ? | 1 GHz Qualcomm Snapdragon S4 MSM8270 | ? | 2.2 GHz MediaTek Dimensity 700 (MT6833) | ? |
| RAM | ? | 512 MB | ? | 4 GB | ? |
| Storage | ? raw hardware | 8 GB | ? raw hardware | 64 GB | ? raw hardware |
| Main Camera | - | 5 megapixel | 2 megapixel | 50 megapixel | Yes |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | 720p HD | QCIF (176 x 144) | 4K UHD | - |
| Front Camera | - | - | - | 5 megapixel | - |
| Weight |
3.2 oz (91g) |
4.39 oz (124g) |
4.34 oz (123g) |
6.88 oz (195g) |
3.35 oz (95g) |
| Dimensions |
3.54" x 1.79" x 0.94" (90 x 45 x 23.9 mm) |
4.72" x 2.52" x 0.39" (120 x 64 x 9.9 mm) |
4.01" x 2.04" x 0.67" (102 x 52 x 17 mm) |
6.48" x 3.01" x 0.35" (165 x 76 x 8.8 mm) |
3.53" x 1.76" x 0.93" (90 x 45 x 23.6 mm) |
| Form Factor | Clamshell | Slab | Clamshell | Slab | Clamshell |
| Platform / OS | (proprietary) | Windows | (proprietary) | Android | (proprietary) |
| Network Bands |
CDMA: 850, 1900 AMPS: 850 |
CDMA: 850, 1900 |
5G: 2, 5, 25, 41, 66, 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 AMPS: 850 |
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| Data Technology | 1xRTT | HSPA+ 21 | EVDO r0 | NR (5G) | 1xRTT |
| Features | |||||
| Barometer | - | - | - | Yes | - |
| Fingerprint Reader | - | - | - |
Yes stand-alone |
- |
| Flashlight | - | - | - | Yes | - |
| GPS / Location | Yes | n/a | Yes | n/a | Yes |
| Accessibility | |||||
| Adjustable Text Size | - | n/a | Yes | n/a | - |
| Hearing Aid Compatible |
Yes M3 (mostly compatible) |
Yes M3, T4 (very tele-coil compatible) |
Yes M4 (very compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
- |
| Multiple Languages | Yes | n/a | Yes | n/a | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes | Yes |
| Alerts | |||||
| Extra Display | Yes | - | Yes | - | Yes |
| Connectivity | |||||
| Bluetooth | - | Yes | Yes | Yes | - |
| Mobile Hotspot | - | n/a | - | n/a | - |
| NFC | - | - | - | Yes | - |
| USB | - | Yes | Yes |
Yes USB Type C |
Yes |
| Wi-Fi | - | Yes | - |
Yes 5 (802.11 a,ac,b,g,n) |
- |
| Contacts | |||||
| Picture ID | Yes | n/a | Yes | n/a | Yes |
| Ringer ID | - | n/a | Yes | n/a | Yes |
| Voice Dialing | Yes | n/a | Yes | n/a | Yes |
| Customization | |||||
| Custom Graphics | Yes | n/a | Yes | n/a | Yes |
| Custom Ringtones | Yes | n/a | Yes | n/a | Yes |
| Real-Music Ringers | - | n/a | Yes | n/a | - |
| Data & Network | |||||
| Data Tethering | - | n/a | Yes | n/a | - |
| WAP / Web Browser | Yes * | n/a | Yes | n/a | Yes |
| Input | |||||
| Predictive Text Entry | Yes | n/a | Yes | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | - | Yes | - | - |
| Touch Screen | - |
Yes Capacitive |
- |
Yes Capacitive |
- |
| Memory | |||||
| Memory Card Slot | - | Yes | Yes | Yes | - |
| Messaging | |||||
| Email Client | - | n/a | Yes | n/a | - |
| EMS / Picture Messaging | Yes | n/a | - | n/a | - |
| Instant Messaging | - | n/a | Yes | n/a | - |
| MMS | - | n/a | Yes | n/a | - |
| Text Messaging Templates | Yes | n/a | Yes | n/a | - |
| Music | |||||
| Headphone Jack (3.5mm) | - | Yes | - | Yes | - |
| Music Player | - | n/a | Yes | n/a | - |
| Power | |||||
| Fast Charging | - | - | - | Yes | - |
| Productivity | |||||
| Alarm | Yes | n/a | Yes | n/a | Yes |
| Calculator | Yes | n/a | Yes | n/a | Yes |
| Calendar | Yes | n/a | Yes | n/a | Yes |
| To-Do List | Yes | n/a | - | n/a | - |
| Voice Memo | Yes | n/a | Yes | n/a | Yes |
| Software | |||||
| BREW | Yes * | n/a | Yes | n/a | - |
| Games | Yes * | n/a | Yes | n/a | Yes |
| Java (J2ME) | - | n/a | - | n/a | Yes |
| Voice | |||||
| HD Voice | - | - | - | Yes | - |
| Headset Jack (2.5 mm) | Yes | n/a | Yes | n/a | Yes |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| * Some versions only | |||||
| Samsung SCH-A645 | Nokia Lumia 521 / 520 | Samsung Zeal / Alias 2 SCH-U750 | Samsung Galaxy A13 5G | LG PM-225 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SCH-A645 | Nokia Lumia 521 / 520 | Samsung Zeal / Alias 2 SCH-U750 | Samsung Galaxy A13 5G | LG PM-225 |
