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| Phone | Motorola Moto X4 | Samsung SCH-A990 | Motorola Charm | Palm Pre (CDMA) |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
5.2" diag. 16 : 9 |
? |
2.8" diag. 4 : 3 |
3.1" diag. 5 : 3 |
| Display Resolution & Type |
1080 x 1920 pixels (~424 ppi) LCD (TFT/TFD) |
240 x 320 pixels LCD (TFT/TFD) |
320 x 240 pixels (~143 ppi) LCD (TFT/TFD) |
320 x 480 pixels (~186 ppi) LCD (TFT/TFD) |
| Display Refresh | 60 Hz | ? | 60 Hz | ? |
| Battery | 3,000 mAh | 1,000 mAh | 1,170 mAh | 1,150 mAh |
| Processor | 2.2 GHz Qualcomm Snapdragon 630 | ? | 720 MHz TI OMAP3410 | TI OMAP 3430 |
| RAM | 3 GB | ? | ? | ? |
| Storage | 32 GB | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | 12 megapixel | 3 megapixel | 3 megapixel | 3 megapixel |
| Wide Camera | 8 megapixel | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | 4K UHD | ? | ? | ? |
| Front Camera | 16 megapixel | - | - | - |
| Weight |
5.75 oz (163g) |
4.4 oz (125g) |
3.88 oz (110g) |
4.76 oz (135g) |
| Dimensions |
5.84" x 2.89" x 0.31" (148 x 73 x 8 mm) |
3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm) |
3.87" x 2.65" x 0.45" (98 x 67 x 11.4 mm) |
3.9" x 2.3" x 0.67" (99 x 58 x 17 mm) |
| Form Factor | Slab | Clamshell | Slab | Slide |
| Platform / OS | Android | (proprietary) | Android | webOS |
| Network Bands |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 41, 66 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
CDMA: 850, 1900 |
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| Data Technology | LTE (Cat 11) | EVDO r0 | HSDPA 3.6 | EVDO rA |
| Features | ||||
| Fingerprint Reader |
Yes stand-alone |
- | - | - |
| Flashlight | Yes | Yes | - | - |
| GPS / Location | n/a | Yes | n/a | n/a |
| Water-Resistant |
Yes IPX8 (SCUBA) |
- | - | - |
| Accessibility | ||||
| Hearing Aid Compatible |
Yes M4, T3 (mostly tele-coil compatible) |
Yes M3 (mostly compatible) |
- |
Yes M4 (very compatible) |
| Multiple Languages | n/a | Yes | n/a | n/a |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | - | Yes | - | - |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | Yes |
| NFC | Yes | - | - | - |
| USB |
Yes USB Type C |
Yes |
Yes Micro-USB |
Yes Micro-USB |
| Wi-Fi |
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 | 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 | ||||
| Data Tethering | n/a | Yes | n/a | n/a |
| 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 |
| Text Keyboard, Hardware | - | - | Yes | 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 |
| EMS / Picture Messaging | n/a | Yes | n/a | n/a |
| Instant Messaging | n/a | - | n/a | n/a |
| MMS | n/a | Yes | n/a | n/a |
| Text Messaging Templates | n/a | Yes | n/a | n/a |
| Music | ||||
| Headphone Jack (3.5mm) | Yes | - | Yes | Yes |
| Music Player | n/a | Yes | n/a | n/a |
| Stereo Speakers | - | Yes | - | - |
| Photo & Video | ||||
| TV Output | - | Yes | - | - |
| Power | ||||
| Fast Charging | 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 |
| To-Do List | n/a | - | n/a | n/a |
| Voice Memo | n/a | Yes | n/a | n/a |
| Software | ||||
| BREW | n/a | Yes | n/a | n/a |
| Games | n/a | Yes | n/a | n/a |
| Voice | ||||
| HD Voice | Yes | - | - | - |
| Speaker Phone | Yes | Yes | Yes | Yes |
| Motorola Moto X4 | Samsung SCH-A990 | Motorola Charm | Palm Pre (CDMA) | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Motorola Moto X4 | Samsung SCH-A990 | Motorola Charm | Palm Pre (CDMA) |
