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| Phone | ZTE Z221 | LG G8 ThinQ | Samsung Galaxy A02s | Samsung Captivate (Galaxy S) |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
2" diag. 4 : 3 |
6.1" diag. 19.5 : 9 |
6.5" diag. 20 : 9 |
4" diag. 5 : 3 |
| Display Resolution & Type |
240 x 320 pixels (~200 ppi) LCD (TFT/TFD) |
1440 x 3120 pixels (~563 ppi) AMOLED |
720 x 1600 pixels (~270 ppi) LCD (TFT/TFD) |
480 x 800 pixels (~233 ppi) AMOLED |
| Display Refresh | ? | 60 Hz | 60 Hz | 60 Hz |
| Battery | 900 mAh | 3,500 mAh | 5,000 mAh | 1,500 mAh |
| Processor | ? | 2.8 GHz Qualcomm Snapdragon 855 | Qualcomm Snapdragon 450 | 1 GHz Samsung Hummingbird Cortex A8 |
| RAM | ? | 6 GB | 2 GB | ? |
| Storage | 142 MB | 128 GB | 32 GB | 16 GB |
| Main Camera | Yes | 12 megapixel | 13 megapixel | 5 megapixel |
| Wide Camera | - | 16 megapixel | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | QCIF (176 x 144) | 4K UHD | 1080p HD | 720p HD |
| Front Camera | - | 8 megapixel | 5 megapixel | - |
| Weight |
3.24 oz (92g) |
5.96 oz (169g) |
6.98 oz (198g) |
4.41 oz (125g) |
| Dimensions |
3.76" x 1.92" x 0.73" (96 x 49 x 18.5 mm) |
5.98" x 2.83" x 0.33" (152 x 72 x 8.4 mm) |
6.56" x 2.99" x 0.36" (166 x 76 x 9.2 mm) |
4.83" x 2.52" x 0.41" (123 x 64 x 10.4 mm) |
| Form Factor | Clamshell | Slab | Slab | Slab |
| Platform / OS | (proprietary) | Android | Android | Android |
| Network Bands |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
4G LTE: 2, 4, 5, 7, 12, 13, 14, 17, 25, 26, 29, 30, 41, 48, 66, 71 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
4G LTE: 2, 4, 5, 7, 12, 13, 25, 26, 41, 66, 71 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
| Data Technology | HSDPA 3.6 | LTE (Cat 20) | LTE (Cat 4) | HSPA 7.2 |
| Features | ||||
| Barometer | - | Yes | Yes | - |
| Fingerprint Reader | - |
Yes stand-alone |
- | - |
| Flashlight | - | Yes | Yes | - |
| GPS / Location | Yes | n/a | n/a | n/a |
| Water-Resistant | - |
Yes IPX8 (SCUBA) |
- | - |
| Accessibility | ||||
| Hearing Aid Compatible | Yes | Yes | Yes | Yes |
| Multiple Languages | Yes | n/a | n/a | n/a |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | Yes | - | - | - |
| Ringer Profiles | Yes | - | - | - |
| Connectivity | ||||
| Bluetooth |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
| MirrorLink | - | Yes | - | - |
| NFC | - | Yes | - | - |
| USB | Yes |
Yes USB Type C |
Yes USB Type C |
Yes Micro-USB |
| Wi-Fi | - |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 4 (802.11 b,g,n) |
| Contacts | ||||
| Picture ID | - | n/a | n/a | n/a |
| Ringer ID | - | n/a | n/a | n/a |
| Voice Dialing | - | n/a | n/a | n/a |
| Customization | ||||
| Custom Graphics | Yes | n/a | n/a | n/a |
| Custom Ringtones | Yes | n/a | n/a | n/a |
| Real-Music Ringers | Yes | n/a | n/a | n/a |
| Data & Network | ||||
| WAP / Web Browser | Yes | n/a | n/a | n/a |
| Input | ||||
| Predictive Text Entry | Yes | n/a | n/a | n/a |
| Side Keys | Yes | Yes | Yes | Yes |
| Touch Screen | - | Yes | Yes | Yes |
| Memory | ||||
| Memory Card Slot | - | Yes | Yes | Yes |
| Messaging | ||||
| Email Client | Yes | n/a | n/a | n/a |
| Instant Messaging | Yes | n/a | n/a | n/a |
| MMS | Yes | n/a | n/a | n/a |
| Text Messaging Templates | Yes | n/a | n/a | n/a |
| Music | ||||
| FM Radio | - | Yes | - | - |
| Headphone Jack (3.5mm) | - | Yes | Yes | Yes |
| Music Player | - | n/a | n/a | n/a |
| Stereo Speakers | - | Yes | - | - |
| Photo & Video | ||||
| DLNA | - | Yes | - | Yes |
| Miracast | - | Yes | - | - |
| Power | ||||
| Fast Charging | - | Yes | Yes | - |
| Wireless Charging | - | Yes | - | - |
| Productivity | ||||
| Alarm | Yes | n/a | n/a | n/a |
| Calculator | Yes | n/a | n/a | n/a |
| Calendar | Yes | n/a | n/a | n/a |
| Voice Memo | Yes | n/a | n/a | n/a |
| Software | ||||
| Games | Yes | n/a | n/a | n/a |
| Java (J2ME) | Yes | n/a | n/a | n/a |
| Voice | ||||
| HD Voice | - | Yes | Yes | - |
| Speaker Phone | Yes | Yes | Yes | Yes |
| ZTE Z221 | LG G8 ThinQ | Samsung Galaxy A02s | Samsung Captivate (Galaxy S) | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | ZTE Z221 | LG G8 ThinQ | Samsung Galaxy A02s | Samsung Captivate (Galaxy S) |
