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| Phone | Motorola Charm | Motorola i35s | Samsung SCH-A990 | Microsoft Surface Duo 2 | Google Pixel 3a XL |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
2.8" diag. 4 : 3 |
? | ? |
8.3" diag. 4 : 3 |
6" diag. 18 : 9 |
| Display Resolution & Type |
320 x 240 pixels (~143 ppi) LCD (TFT/TFD) |
? |
240 x 320 pixels LCD (TFT/TFD) |
2688 x 1892 pixels (~396 ppi) AMOLED |
1080 x 2160 pixels (~402 ppi) AMOLED |
| Display Refresh | 60 Hz | ? | ? | 90 Hz | 60 Hz |
| Battery | 1,170 mAh | ? | 1,000 mAh | 4,449 mAh | 3,700 mAh |
| Processor | 720 MHz TI OMAP3410 | ? | ? | Qualcomm Snapdragon 888 | 2 GHz Qualcomm Snapdragon 670 |
| RAM | ? | ? | ? | 8 GB | 4 GB |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | 128 GB * | 64 GB |
| Main Camera | 3 megapixel | - | 3 megapixel | 12 megapixel | 12 megapixel |
| Wide Camera | - | - | - | 16 megapixel | - |
| Tele Camera | - | - | - | 12 megapixel | - |
| Video Capture | ? | - | ? | 4K UHD | 4K UHD |
| Front Camera | - | - | - | 12 megapixel | 8 megapixel |
| Weight |
3.88 oz (110g) |
8.71 oz (247g) |
4.4 oz (125g) |
10.02 oz (284g) |
5.89 oz (167g) |
| Dimensions |
3.87" x 2.65" x 0.45" (98 x 67 x 11.4 mm) |
5" x 1.9" x 1.06" (127 x 48 x 26.9 mm) |
3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm) |
5.72" x 3.63" x 0.43" (145 x 92 x 11 mm) |
6.3" x 3" x 0.3" (160 x 76 x 7.6 mm) |
| Form Factor | Slab | Slab | Clamshell | Unique | Slab |
| Platform / OS | Android | (proprietary) | (proprietary) | Android | Android |
| Network Bands |
iDEN: 800 |
CDMA: 850, 1900 |
5G: 1, 2, 3, 5, 7, 20, 25, 28, 38, 41, 66, 71, 77-C, 78, 257, 260, 261 4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 46, 48, 66, 71 WCDMA: 1, 2, 5, 8 GSM: 850, 900, 1800, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 20, 25, 26, 28, 29, 30, 38, 40, 41, 66, 71 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
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| Data Technology | HSDPA 3.6 | - | EVDO r0 | NR (5G) | LTE (Cat 11) |
| Features | |||||
| Barometer | - | - | - | - | Yes |
| Fingerprint Reader | - | - | - |
Yes stand-alone |
Yes stand-alone |
| Flashlight | - | - | Yes | Yes | Yes |
| GPS / Location | n/a | - | Yes | n/a | n/a |
| Ruggedized | - | Yes | - | - | - |
| Accessibility | |||||
| Hearing Aid Compatible | - | - |
Yes M3 (mostly compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
| Multiple Languages | n/a | Yes | Yes | n/a | n/a |
| TTY/TDD (Digital) | Yes | Yes | Yes | - | Yes |
| Alerts | |||||
| Extra Display | - | - | Yes | - | - |
| Connectivity | |||||
| Bluetooth | Yes | - | Yes | Yes | Yes |
| NFC | - | - | - | Yes | Yes |
| USB |
Yes Micro-USB |
Yes | Yes |
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 | |||||
| Data Tethering | n/a | Yes | Yes | n/a | n/a |
| Dual-SIM | - | - | - | Yes | - |
| WAP / Web Browser | n/a | Yes | Yes | n/a | n/a |
| Input | |||||
| Predictive Text Entry | n/a | Yes | Yes | n/a | n/a |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | Yes | - | - | - | - |
| Touch Screen |
Yes Capacitive |
- | - |
Yes Capacitive |
Yes Capacitive |
| Memory | |||||
| Memory Card Slot | 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 |
| Music Player | n/a | - | Yes | n/a | n/a |
| Stereo Speakers | - | - | Yes | Yes | Yes |
| Photo & Video | |||||
| Miracast | - | - | - | Yes | - |
| TV Output | - | - | Yes | Yes | - |
| Power | |||||
| Fast 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 | |||||
| BREW | n/a | - | Yes | n/a | n/a |
| Games | n/a | - | Yes | n/a | n/a |
| Voice | |||||
| Call Screening | - | - | - | - | Yes |
| HD Voice | - | - | - | Yes | Yes |
| Headset Jack (2.5 mm) | n/a | Yes | - | n/a | n/a |
| Push-To-Talk | - | Yes | - | - | - |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| Motorola Charm | Motorola i35s | Samsung SCH-A990 | Microsoft Surface Duo 2 | Google Pixel 3a XL | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Motorola Charm | Motorola i35s | Samsung SCH-A990 | Microsoft Surface Duo 2 | Google Pixel 3a XL |
