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| Phone | Samsung SCH-U550 | Motorola Charm | Samsung SCH-A990 | Motorola edge (2023) | Pantech C630 |
| Current U.S. Carriers | (none) | (none) | (none) | Boost | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
2.1" diag. 4 : 3 |
2.8" diag. 4 : 3 |
? |
6.6" diag. 20 : 9 |
1.8" diag. 4 : 3 |
| Display Resolution & Type |
176 x 220 pixels (~134 ppi) LCD (TFT/TFD) |
320 x 240 pixels (~143 ppi) LCD (TFT/TFD) |
240 x 320 pixels LCD (TFT/TFD) |
1080 x 2400 pixels (~399 ppi) AMOLED |
176 x 220 pixels (~160 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | ? | 144 Hz | ? |
| Battery | 800 mAh | 1,170 mAh | 1,000 mAh | 4,400 mAh | 930 mAh |
| Processor | ? | 720 MHz TI OMAP3410 | ? | 2.5 GHz MediaTek Dimensity 7030 | ? |
| RAM | ? | ? | ? | 8 GB | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | 256 GB | ? raw hardware |
| Main Camera | 1 megapixel | 3 megapixel | 3 megapixel | 50 megapixel | 1 megapixel |
| Wide Camera | - | - | - | 13 megapixel | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | ? | ? | ? | 4K UHD | QCIF (176 x 144) |
| Front Camera | - | - | - | 32 megapixel | - |
| Weight |
3.17 oz (90g) |
3.88 oz (110g) |
4.4 oz (125g) |
5.93 oz (168g) |
2.77 oz (79g) |
| Dimensions |
3.76" x 1.92" x 0.68" (96 x 49 x 17.3 mm) |
3.87" x 2.65" x 0.45" (98 x 67 x 11.4 mm) |
3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm) |
6.24" x 2.83" x 0.3" (159 x 72 x 7.6 mm) |
4.1" x 1.7" x 0.46" (104 x 43 x 11.7 mm) |
| Form Factor | Clamshell | Slab | Clamshell | Slab | Slab |
| Platform / OS | (proprietary) | Android | (proprietary) | Android | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
CDMA: 850, 1900 |
5G: 1, 2, 3, 5, 7, 12, 14, 20, 25, 26, 29, 30, 38, 40, 41, 48, 66, 70, 71, 77-C, 78 4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 29, 30, 38, 39, 40, 41, 48, 66, 71 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
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| Data Technology | EVDO r0 | HSDPA 3.6 | EVDO r0 | NR (5G) | HSDPA 3.6 |
| Features | |||||
| Barometer | - | - | - | Yes | - |
| Fingerprint Reader | - | - | - |
Yes in-display (optical) |
- |
| Flashlight | - | - | Yes | Yes | - |
| GPS / Location | Yes | n/a | Yes | n/a | Yes |
| Water-Resistant | - | - | - |
Yes IPX8 (SCUBA) |
- |
| Accessibility | |||||
| Hearing Aid Compatible |
Yes M4, T4 (very tele-coil compatible) |
- |
Yes M3 (mostly compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
- |
| Multiple Languages | Yes | n/a | Yes | n/a | Yes |
| TTY/TDD (Digital) | - | Yes | Yes | - | Yes |
| Alerts | |||||
| Extra Display | Yes | - | Yes | - | - |
| Ringer Profiles | - | - | - | - | Yes |
| Connectivity | |||||
| Bluetooth | Yes | Yes | Yes | Yes | Yes |
| NFC | - | - | - | Yes | - |
| USB | - |
Yes Micro-USB |
Yes |
Yes USB Type C |
Yes |
| Wi-Fi | - |
Yes 4 (802.11 b,g,n) |
- |
Yes 6E (802.11 a,ac,ax,b,g,n) |
- |
| Contacts | |||||
| Picture ID | Yes | n/a | Yes | n/a | Yes |
| Ringer ID | Yes | 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 | Yes | n/a | Yes | n/a | Yes |
| Data & Network | |||||
| Data Tethering | Yes | n/a | Yes | n/a | - |
| Dual-SIM | - | - | - | Yes | - |
| 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 | - | Yes |
| Messaging | |||||
| Email Client | - | n/a | - | n/a | Yes |
| EMS / Picture Messaging | Yes | n/a | Yes | n/a | - |
| Instant Messaging | - | n/a | - | n/a | Yes |
| MMS | Yes | n/a | Yes | n/a | Yes |
| Text Messaging Templates | Yes | n/a | Yes | n/a | Yes |
| Music | |||||
| Headphone Jack (3.5mm) | - | Yes | - | - | - |
| Music Player | Yes | n/a | Yes | n/a | Yes |
| Stereo Speakers | - | - | Yes | Yes | - |
| Photo & Video | |||||
| Miracast | - | - | - | Yes | - |
| TV Output | - | - | Yes | - | - |
| Power | |||||
| Fast Charging | - | - | - | Yes | - |
| Wireless 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 |
| 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 | - | n/a | - |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| Samsung SCH-U550 | Motorola Charm | Samsung SCH-A990 | Motorola edge (2023) | Pantech C630 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SCH-U550 | Motorola Charm | Samsung SCH-A990 | Motorola edge (2023) | Pantech C630 |
