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| Phone | Motorola Droid 2 | Samsung MM-A900 / SPH-A900 / Ace | Essential Phone | Motorola Moto Z2 Force | Motorola Moto X4 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
3.7" diag. 16 : 9 |
? |
5.7" diag. 17.5 : 9 |
5.5" diag. 16 : 9 |
5.2" diag. 16 : 9 |
| Display Resolution & Type |
480 x 854 pixels (~265 ppi) LCD (TFT/TFD) |
240 x 320 pixels LCD (TFT/TFD) |
1312 x 2560 pixels (~504 ppi) LCD (TFT/TFD) |
1440 x 2560 pixels (~534 ppi) AMOLED |
1080 x 1920 pixels (~424 ppi) LCD (TFT/TFD) |
| Display Refresh | 60 Hz | ? | 60 Hz | 60 Hz | 60 Hz |
| Battery | 1,390 mAh | ? | 3,040 mAh | 2,730 mAh | 3,000 mAh |
| Processor | 1 GHz TI OMAP3620 | ? | 2.5 GHz Qualcomm Snapdragon 835 (MSM8998) | 2.4 GHz Qualcomm Snapdragon 835 (MSM8998) | 2.2 GHz Qualcomm Snapdragon 630 |
| RAM | ? | ? | 4 GB | 4 GB | 3 GB |
| Storage | 8 GB | ? raw hardware | 128 GB | 64 GB | 32 GB |
| Main Camera | 5 megapixel | 1 megapixel | 13 megapixel | 12 megapixel | 12 megapixel |
| Wide Camera | - | - | - | - | 8 megapixel |
| Tele Camera | - | - | - | - | - |
| Video Capture | WVGA / 480p | ? | 4K UHD | 4K UHD | 4K UHD |
| Front Camera | - | - | 8 megapixel | 5 megapixel | 16 megapixel |
| Weight |
5.96 oz (169g) |
3.9 oz (111g) |
6.53 oz (185g) |
5.04 oz (143g) |
5.75 oz (163g) |
| Dimensions |
4.58" x 2.38" x 0.54" (116 x 61 x 13.7 mm) |
3.86" x 2.01" x 0.57" (98 x 51 x 14.5 mm) |
5.57" x 2.8" x 0.31" (141 x 71 x 7.8 mm) |
6.13" x 2.99" x 0.24" (156 x 76 x 6.1 mm) |
5.84" x 2.89" x 0.31" (148 x 73 x 8 mm) |
| Form Factor | Slide | Clamshell | Slab | Slab | Slab |
| Platform / OS | Android | (proprietary) | Android | Android | Android |
| Network Bands |
CDMA: 850, 1900 |
CDMA: 850, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 29, 30, 40, 41, 66 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
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 |
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 |
| Data Technology | EVDO rA | EVDO r0 | LTE (Cat 12) | LTE (Cat 16) | LTE (Cat 11) |
| Features | |||||
| Barometer | - | - | Yes | Yes | - |
| Fingerprint Reader | - | - |
Yes stand-alone |
Yes stand-alone |
Yes stand-alone |
| Flashlight | - | - | Yes | Yes | Yes |
| GPS / Location | n/a | Yes | n/a | n/a | n/a |
| VR-ready | - | - | - | Yes | - |
| Water-Resistant | - | - | - | Yes |
Yes IPX8 (SCUBA) |
| Accessibility | |||||
| Hearing Aid Compatible |
Yes M3, T3 (mostly tele-coil compatible) |
- |
Yes M4, T3 (mostly tele-coil compatible) |
Yes M3, T4 (very tele-coil compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
| Multiple Languages | n/a | Yes | n/a | n/a | n/a |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes | Yes |
| Alerts | |||||
| Extra Display | - | Yes | - | - | - |
| Connectivity | |||||
| Bluetooth | Yes | Yes | Yes | Yes | Yes |
| Mobile Hotspot | n/a | - | n/a | n/a | n/a |
| NFC | - | - | Yes | Yes | Yes |
| USB |
Yes Micro-USB |
Yes |
Yes USB Type C |
Yes USB Type C |
Yes USB Type C |
| Wi-Fi |
Yes 4 (802.11 b,g,n) |
- |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 5 (802.11 a,ac,b,g,n) |
| Contacts | |||||
| Picture ID | n/a | Yes | n/a | n/a | n/a |
| Ringer ID | n/a | Yes | n/a | n/a | n/a |
| Voice Dialing | n/a | Yes | n/a | n/a | n/a |
| Customization | |||||
| Custom Graphics | n/a | Yes | n/a | n/a | n/a |
| Custom Ringtones | n/a | Yes | n/a | n/a | n/a |
| Real-Music Ringers | n/a | - | n/a | n/a | n/a |
| Data & Network | |||||
| Data Tethering | n/a | Yes | n/a | n/a | n/a |
| Dual-SIM | - | - | - | Yes * | - |
| WAP / Web Browser | n/a | Yes | n/a | n/a | n/a |
| Input | |||||
| Predictive Text Entry | n/a | Yes | n/a | n/a | n/a |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | Yes | - | - | - | - |
| Touch Screen |
Yes Capacitive |
- |
Yes Capacitive |
Yes Capacitive |
Yes Capacitive |
| Memory | |||||
| Memory Card Slot | Yes | - | - | Yes | Yes |
| Messaging | |||||
| Email Client | n/a | - | n/a | n/a | n/a |
| Instant Messaging | n/a | - | n/a | n/a | n/a |
| MMS | n/a | - | n/a | n/a | n/a |
| Text Messaging Templates | n/a | Yes | n/a | n/a | n/a |
| Music | |||||
| Headphone Jack (3.5mm) | Yes | - | - | - | Yes |
| Music Player | n/a | Yes | n/a | n/a | n/a |
| Photo & Video | |||||
| DLNA | Yes | - | - | - | - |
| Power | |||||
| Fast Charging | - | - | Yes | Yes | Yes |
| Productivity | |||||
| Alarm | n/a | Yes | n/a | n/a | n/a |
| Calculator | n/a | Yes | n/a | n/a | n/a |
| Calendar | n/a | Yes | n/a | n/a | n/a |
| To-Do List | n/a | Yes | n/a | n/a | n/a |
| Voice Memo | n/a | Yes | n/a | n/a | n/a |
| Software | |||||
| Games | n/a | Yes | n/a | n/a | n/a |
| Java (J2ME) | n/a | Yes | n/a | n/a | n/a |
| Voice | |||||
| HD Voice | - | - | - | Yes | Yes |
| Headset Jack (2.5 mm) | n/a | Yes | n/a | n/a | n/a |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| * Some versions only | |||||
| Motorola Droid 2 | Samsung MM-A900 / SPH-A900 / Ace | Essential Phone | Motorola Moto Z2 Force | Motorola Moto X4 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Motorola Droid 2 | Samsung MM-A900 / SPH-A900 / Ace | Essential Phone | Motorola Moto Z2 Force | Motorola Moto X4 |
