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| Phone | HTC Dash / S620 / S621 (Excalibur) | LG VX-6100 | LG Optimus L90 | Asus ZenFone AR | ZTE Z431 / Altair |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? | ? |
4.7" diag. 16 : 9 |
5.7" diag. 16 : 9 |
2.4" diag. 4 : 3 |
| Display Resolution & Type |
320 x 240 pixels LCD (TFT/TFD) |
128 x 160 pixels LCD (TFT/TFD) |
540 x 960 pixels (~234 ppi) LCD (TFT/TFD) |
1440 x 2560 pixels (~515 ppi) AMOLED |
320 x 240 pixels (~167 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | 60 Hz | ? |
| Battery | 960 mAh | 1,000 mAh | 2,460 mAh | 3,300 mAh | 1,000 mAh |
| Processor | 200 MHz OMAP 850 | ? | 1.2 GHz Qualcomm Snapdragon 400 MSM8226 | 2.4 GHz Qualcomm Snapdragon 821 (MSM8996) | ? |
| RAM | ? | ? | 1 GB | 6 GB * | ? |
| Storage | ? raw hardware | ? raw hardware | 8 GB | 128 GB * | ? raw hardware |
| Main Camera | 1 megapixel | Yes | 5 megapixel | 23 megapixel | 2 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | ? | - | 1080p HD | 4K UHD | QVGA (320 x 240) |
| Front Camera | - | - | Yes | 8 megapixel | - |
| Weight |
4.23 oz (120g) |
3.88 oz (110g) |
4.37 oz (124g) |
6 oz (170g) |
3.52 oz (100g) |
| Dimensions |
4.39" x 2.46" x 0.51" (112 x 62 x 13 mm) |
3.56" x 1.9" x 0.94" (90 x 48 x 23.9 mm) |
5.18" x 2.6" x 0.38" (132 x 66 x 9.7 mm) |
6.24" x 3.05" x 0.3" (158 x 77 x 7.6 mm) |
4.49" x 2.39" x 0.41" (114 x 61 x 10.4 mm) |
| Form Factor | Slab | Clamshell | Slab | Slab | Slab |
| Platform / OS | Windows Mobile Standard | (proprietary) | Android | Android | (proprietary) |
| Network Bands |
GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 AMPS: 850 |
WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
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| Data Technology | EDGE | 1xRTT | HSPA+ 21 | LTE (Cat 11) | ? |
| Features | |||||
| Barometer | - | - | - | Yes | - |
| Fingerprint Reader | - | - | - |
Yes stand-alone |
- |
| Flashlight | - | - | Yes | Yes | - |
| GPS / Location | n/a | Yes | n/a | n/a | Yes |
| VR-ready | - | - | - | Yes | - |
| Accessibility | |||||
| Adjustable Text Size | n/a | - | n/a | n/a | - |
| Hearing Aid Compatible | - | - |
Yes M3, T4 (very tele-coil compatible) |
Yes M4, T4 (very tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
| Multiple Languages | n/a | Yes | n/a | n/a | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | - | Yes |
| Alerts | |||||
| Extra Display | - | Yes | - | - | - |
| Ringer Profiles | Yes | - | - | - | Yes |
| Connectivity | |||||
| Bluetooth | Yes | - | Yes | Yes | Yes |
| Infrared (IR) | - | - | Yes | - | - |
| Mobile Hotspot | n/a | - | n/a | n/a | - |
| NFC | - | - | - | Yes | - |
| USB | Yes | Yes | Yes |
Yes USB Type C |
Yes Micro-USB |
| Wi-Fi |
Yes 802.11 b,g |
- |
Yes 4 (802.11 b,g,n) |
Yes 5 (802.11 a,ac,b,g,n) |
- |
| Contacts | |||||
| Picture ID | n/a | Yes | n/a | n/a | Yes |
| Ringer ID | n/a | Yes | n/a | n/a | Yes |
| Voice Dialing | n/a | Yes | n/a | n/a | - |
| Customization | |||||
| Custom Graphics | n/a | Yes | n/a | n/a | Yes |
| Custom Ringtones | n/a | Yes | n/a | n/a | Yes |
| Real-Music Ringers | n/a | - | n/a | n/a | Yes |
| Data & Network | |||||
| Data Tethering | n/a | Yes | n/a | n/a | Yes |
| Dual-SIM | - | - | - | Yes | - |
| External Antenna Jack | n/a | - | n/a | n/a | - |
| WAP / Web Browser | n/a | Yes | n/a | n/a | Yes |
| Input | |||||
| Predictive Text Entry | n/a | Yes | n/a | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | Yes | - | - | - | Yes |
| Touch Screen | - | - |
Yes Capacitive |
Yes Capacitive |
- |
| Memory | |||||
| Memory Card Slot | Yes | - | Yes | Yes | Yes |
| Messaging | |||||
| Email Client | n/a | - | n/a | n/a | Yes |
| 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 | Yes |
| Text Messaging Templates | n/a | Yes | n/a | n/a | Yes |
| Music | |||||
| Headphone Jack (3.5mm) | - | - | Yes | Yes | Yes |
| Music Player | n/a | - | n/a | n/a | Yes |
| Photo & Video | |||||
| DLNA | - | - | - | Yes | - |
| Miracast | - | - | - | Yes | - |
| Power | |||||
| Fast Charging | - | - | - | Yes | - |
| Productivity | |||||
| Alarm | n/a | Yes | n/a | n/a | Yes |
| Calculator | n/a | Yes | n/a | n/a | Yes |
| Calendar | n/a | Yes | n/a | n/a | Yes |
| To-Do List | n/a | - | n/a | n/a | - |
| Voice Memo | n/a | Yes | n/a | n/a | Yes |
| Software | |||||
| BREW | n/a | Yes | n/a | n/a | Yes |
| Games | n/a | Yes | n/a | n/a | Yes |
| Java (J2ME) | n/a | - | n/a | n/a | - |
| Voice | |||||
| HD Voice | - | - | - | Yes | - |
| Headset Jack (2.5 mm) | n/a | Yes | n/a | n/a | - |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| * Some versions only | |||||
| HTC Dash / S620 / S621 (Excalibur) | LG VX-6100 | LG Optimus L90 | Asus ZenFone AR | ZTE Z431 / Altair | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | HTC Dash / S620 / S621 (Excalibur) | LG VX-6100 | LG Optimus L90 | Asus ZenFone AR | ZTE Z431 / Altair |
