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| Phone | TCL A30 / A3 | Samsung SCH-A990 | Microsoft Surface Duo 2 |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size |
5.5" diag. 18 : 9 |
? |
8.3" diag. 4 : 3 |
| Display Resolution & Type |
720 x 1440 pixels (~293 ppi) LCD (TFT/TFD) |
240 x 320 pixels LCD (TFT/TFD) |
2688 x 1892 pixels (~396 ppi) AMOLED |
| Display Refresh | ? | ? | 90 Hz |
| Battery | 3,000 mAh | 1,000 mAh | 4,449 mAh |
| Processor | 2 GHz MediaTek Helio P22 (MT6762V) | ? | Qualcomm Snapdragon 888 |
| RAM | 3 GB | ? | 8 GB |
| Storage | 32 GB | ? raw hardware | 128 GB * |
| Main Camera | 8 megapixel | 3 megapixel | 12 megapixel |
| Wide Camera | - | - | 16 megapixel |
| Tele Camera | - | - | 12 megapixel |
| Video Capture | 1080p HD | ? | 4K UHD |
| Front Camera | 5 megapixel | - | 12 megapixel |
| Weight |
6.03 oz (171g) |
4.4 oz (125g) |
10.02 oz (284g) |
| Dimensions |
5.74" x 2.8" x 0.39" (146 x 71 x 9.9 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) |
| Form Factor | Slab | Clamshell | Unique |
| Platform / OS | Android | (proprietary) | Android |
| Network Bands |
4G LTE: 2, 4, 5, 12, 13, 25, 26, 41, 66, 71 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
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 |
| Data Technology | LTE (Cat 4) | EVDO r0 | NR (5G) |
| Features | |||
| Fingerprint Reader | - | - |
Yes stand-alone |
| Flashlight | Yes | Yes | Yes |
| GPS / Location | n/a | Yes | n/a |
| Water-Resistant |
Yes IPX2 (drip) |
- | - |
| Accessibility | |||
| Hearing Aid Compatible |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M3 (mostly compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
| Multiple Languages | n/a | Yes | n/a |
| TTY/TDD (Digital) | Yes | Yes | - |
| Alerts | |||
| Extra Display | - | Yes | - |
| Connectivity | |||
| Bluetooth | Yes | Yes | Yes |
| NFC | - | - | Yes |
| USB |
Yes Micro-USB |
Yes |
Yes USB Type C |
| Wi-Fi |
Yes 4 (802.11 b,g,n) |
- |
Yes 6 (802.11 a,ac,ax,b,g,n) |
| Contacts | |||
| Picture ID | n/a | Yes | n/a |
| Ringer ID | n/a | Yes | n/a |
| Voice Dialing | n/a | Yes | n/a |
| Customization | |||
| Custom Graphics | n/a | Yes | n/a |
| Custom Ringtones | n/a | Yes | n/a |
| Real-Music Ringers | n/a | Yes | n/a |
| Data & Network | |||
| Data Tethering | n/a | Yes | n/a |
| Dual-SIM | - | - | Yes |
| WAP / Web Browser | n/a | Yes | n/a |
| Input | |||
| Predictive Text Entry | n/a | Yes | n/a |
| Side Keys | Yes | Yes | Yes |
| Touch Screen |
Yes Capacitive |
- |
Yes Capacitive |
| Memory | |||
| Memory Card Slot | Yes | Yes | - |
| Messaging | |||
| EMS / Picture Messaging | n/a | Yes | n/a |
| MMS | n/a | Yes | n/a |
| Text Messaging Templates | n/a | Yes | n/a |
| Music | |||
| Headphone Jack (3.5mm) | Yes | - | - |
| Music Player | n/a | Yes | n/a |
| Stereo Speakers | - | Yes | Yes |
| Photo & Video | |||
| Miracast | - | - | Yes |
| TV Output | - | Yes | Yes |
| Power | |||
| Fast Charging | - | - | Yes |
| Productivity | |||
| Alarm | n/a | Yes | n/a |
| Calculator | n/a | Yes | n/a |
| Calendar | n/a | Yes | n/a |
| Voice Memo | n/a | Yes | n/a |
| Software | |||
| BREW | n/a | Yes | n/a |
| Games | n/a | Yes | n/a |
| Voice | |||
| HD Voice | Yes | - | Yes |
| Speaker Phone | Yes | Yes | Yes |
| TCL A30 / A3 | Samsung SCH-A990 | Microsoft Surface Duo 2 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | TCL A30 / A3 | Samsung SCH-A990 | Microsoft Surface Duo 2 |
