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| Phone | Cal-Comp EZ | Samsung Galaxy S II / SGH-i777 | LG VX-8500 Chocolate | Nextbit Robin | ZTE Z431 / Altair |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? |
4.3" diag. 5 : 3 |
? |
5.2" diag. 16 : 9 |
2.4" diag. 4 : 3 |
| Display Resolution & Type |
128 x 128 pixels LCD (STN) |
480 x 800 pixels (~217 ppi) AMOLED |
240 x 320 pixels LCD (TFT/TFD) |
1080 x 1920 pixels (~424 ppi) LCD (TFT/TFD) |
320 x 240 pixels (~167 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | ? | 60 Hz | ? |
| Battery | 800 mAh | 1,650 mAh | 800 mAh | 2,680 mAh | 1,000 mAh |
| Processor | ? | 1.2 GHz Samsung Exynos dual-core | ? | 2 GHz Qualcomm Snapdragon 808 (MSM8992) | ? |
| RAM | ? | ? | ? | 3 GB | ? |
| Storage | ? raw hardware | 16 GB | ? raw hardware | 32 GB * | ? raw hardware |
| Main Camera | - | 8 megapixel | 1 megapixel | 13 megapixel | 2 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | 1080p HD | QCIF (176 x 144) | 4K UHD | QVGA (320 x 240) |
| Front Camera | - | 2 megapixel | - | 5 megapixel | - |
| Weight |
2.47 oz (70g) |
4.3 oz (122g) |
3.53 oz (100g) |
5.29 oz (150g) |
3.52 oz (100g) |
| Dimensions |
4.04" x 1.71" x 0.63" (103 x 43 x 16 mm) |
4.96" x 2.6" x 0.35" (126 x 66 x 8.9 mm) |
3.8" x 1.88" x 0.69" (97 x 48 x 17.5 mm) |
5.87" x 2.83" x 0.28" (149 x 72 x 7 mm) |
4.49" x 2.39" x 0.41" (114 x 61 x 10.4 mm) |
| Form Factor | Slab | Slab | Slide | Slab | Slab |
| Platform / OS | (proprietary) | Android | (proprietary) | Android | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28 WCDMA: 1, 2, 3, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
| Data Technology | 1xRTT | HSPA+ 21 | EVDO r0 | LTE (Cat 4) | ? |
| Features | |||||
| Fingerprint Reader | - | - | - | Yes | - |
| GPS / Location | Yes | n/a | Yes | n/a | Yes |
| Accessibility | |||||
| Adjustable Text Size | - | n/a | - | n/a | - |
| Hearing Aid Compatible | - |
Yes M3 (mostly compatible) |
Yes M3 (mostly compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
| Multiple Languages | Yes | n/a | Yes | n/a | Yes |
| TTY/TDD (Digital) | - | Yes | Yes | - | Yes |
| Alerts | |||||
| Ringer Profiles | - | - | - | - | Yes |
| Connectivity | |||||
| Bluetooth | - | Yes | Yes | Yes | Yes |
| Mobile Hotspot | - | n/a | - | n/a | - |
| NFC | - | Yes | - | Yes | - |
| USB |
Yes Mini-USB |
Yes Micro-USB |
- |
Yes USB Type C |
Yes Micro-USB |
| Wi-Fi | - |
Yes 4 (802.11 a,b,g,n) |
- |
Yes 5 (802.11 a,ac,b,g,n) |
- |
| Contacts | |||||
| Picture ID | - | n/a | Yes | n/a | Yes |
| Ringer ID | - | n/a | Yes | n/a | Yes |
| Voice Dialing | - | n/a | Yes | n/a | - |
| Customization | |||||
| Custom Graphics | - | n/a | Yes | n/a | Yes |
| Custom Ringtones | - | n/a | Yes | n/a | Yes |
| Real-Music Ringers | - | n/a | Yes | n/a | Yes |
| Data & Network | |||||
| Data Tethering | - | n/a | Yes | n/a | Yes |
| External Antenna Jack | - | n/a | Yes | n/a | - |
| WAP / Web Browser | - | n/a | Yes | n/a | Yes |
| Input | |||||
| Predictive Text Entry | - | n/a | Yes | n/a | Yes |
| Side Keys | - | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | - | - | - | Yes |
| Touch Screen | - |
Yes Capacitive |
- |
Yes Capacitive |
- |
| Memory | |||||
| Memory Card Slot | - | Yes | Yes | - | Yes |
| Messaging | |||||
| Email Client | - | n/a | - | n/a | Yes |
| Instant Messaging | - | n/a | - | n/a | - |
| MMS | - | n/a | Yes | n/a | Yes |
| Text Messaging Templates | Yes | n/a | Yes | n/a | Yes |
| Music | |||||
| Headphone Jack (3.5mm) | - | Yes | - | Yes | Yes |
| Music Player | - | n/a | Yes | n/a | Yes |
| Stereo Speakers | - | - | - | Yes | - |
| Photo & Video | |||||
| DLNA | - | Yes | - | - | - |
| Miracast | - | - | - | Yes | - |
| TV Output | - | Yes | - | - | - |
| Power | |||||
| Fast Charging | - | - | - | Yes | - |
| Productivity | |||||
| Alarm | Yes | n/a | Yes | n/a | Yes |
| Calculator | Yes | n/a | Yes | n/a | Yes |
| Calendar | Yes | n/a | Yes | n/a | Yes |
| To-Do List | Yes | n/a | - | n/a | - |
| Voice Memo | Yes * | n/a | Yes | n/a | Yes |
| Software | |||||
| BREW | - | n/a | Yes | n/a | Yes |
| Games | - | n/a | Yes | n/a | Yes |
| Voice | |||||
| Headset Jack (2.5 mm) | Yes | n/a | - | n/a | - |
| Speaker Phone | - | Yes | Yes * | Yes | Yes |
| * Some versions only | |||||
| Cal-Comp EZ | Samsung Galaxy S II / SGH-i777 | LG VX-8500 Chocolate | Nextbit Robin | ZTE Z431 / Altair | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Cal-Comp EZ | Samsung Galaxy S II / SGH-i777 | LG VX-8500 Chocolate | Nextbit Robin | ZTE Z431 / Altair |
