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| Phone | ZTE Z221 | Sony Xperia XA2 Ultra | Apple iPhone X | VK Mobile Kickflip |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
2" diag. 4 : 3 |
6" diag. 16 : 9 |
5.8" diag. 19.5 : 9 |
? |
| Display Resolution & Type |
240 x 320 pixels (~200 ppi) LCD (TFT/TFD) |
1080 x 1920 pixels (~367 ppi) LCD (TFT/TFD) |
1125 x 2436 pixels (~463 ppi) AMOLED |
240 x 320 pixels LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | 60 Hz | ? |
| Battery | 900 mAh | 3,580 mAh | 2,716 mAh | ? |
| Processor | ? | Qualcomm Snapdragon 630 | Apple A11 | ? |
| RAM | ? | 4 GB | 3 GB | ? |
| Storage | 142 MB | 32 GB * | 64 GB * | ? raw hardware |
| Main Camera | Yes | 23 megapixel | 12 megapixel | 2 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | Yes | - |
| Video Capture | QCIF (176 x 144) | 4K UHD | 4K UHD | QCIF (176 x 144) |
| Front Camera | - | 16 megapixel | 7 megapixel | - |
| Weight |
3.24 oz (92g) |
7.79 oz (221g) |
6.14 oz (174g) |
4.47 oz (127g) |
| Dimensions |
3.76" x 1.92" x 0.73" (96 x 49 x 18.5 mm) |
6.42" x 3.15" x 0.37" (163 x 80 x 9.5 mm) |
5.65" x 2.79" x 0.3" (144 x 71 x 7.6 mm) |
3.88" x 1.96" x 0.98" (99 x 50 x 24.9 mm) |
| Form Factor | Clamshell | Slab | Slab | Swivel |
| Platform / OS | (proprietary) | Android | iOS | (proprietary) |
| Network Bands |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
4G LTE: 1, 2, 4, 5, 7, 8, 12, 13, 17, 25, 28, 29, 66 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 34, 38, 39, 40, 41, 66 WCDMA: 1, 2, 4, 5, 8 CDMA: 850, 1900 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
| Data Technology | HSDPA 3.6 | LTE (Cat 13) | LTE (Cat 9) | EVDO r0 |
| Features | ||||
| Barometer | - | - | Yes | - |
| Fingerprint Reader | - |
Yes stand-alone |
- | - |
| Flashlight | - | Yes | Yes | Yes |
| GPS / Location | Yes | n/a | n/a | Yes |
| Water-Resistant | - | - |
Yes IPX7 (snorkeling) |
- |
| Accessibility | ||||
| Hearing Aid Compatible | Yes | Yes | Yes | Yes |
| Multiple Languages | Yes | n/a | n/a | Yes |
| TTY/TDD (Digital) | Yes | - | Yes | Yes |
| Alerts | ||||
| Extra Display | Yes | - | - | - |
| Ringer Profiles | Yes | - | - | - |
| Connectivity | ||||
| Bluetooth |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
- |
| NFC | - | Yes | Yes | - |
| USB | Yes |
Yes USB Type C |
Yes | Yes |
| Wi-Fi | - |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 5 (802.11 a,ac,b,g,n) |
- |
| Contacts | ||||
| Picture ID | - | n/a | n/a | Yes |
| Ringer ID | - | n/a | n/a | Yes |
| Customization | ||||
| Custom Graphics | Yes | n/a | n/a | Yes |
| Custom Ringtones | Yes | n/a | n/a | Yes |
| Real-Music Ringers | Yes | n/a | n/a | Yes |
| Data & Network | ||||
| Data Tethering | - | n/a | n/a | Yes |
| External Antenna Jack | - | n/a | n/a | Yes |
| WAP / Web Browser | Yes | n/a | n/a | Yes |
| Input | ||||
| Predictive Text Entry | Yes | n/a | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes |
| Touch Screen | - | Yes | Yes | - |
| Memory | ||||
| Memory Card Slot | - | Yes | - | Yes |
| Messaging | ||||
| Email Client | Yes | n/a | n/a | - |
| Instant Messaging | Yes | n/a | n/a | - |
| MMS | Yes | n/a | n/a | Yes |
| Text Messaging Templates | Yes | n/a | n/a | Yes |
| Music | ||||
| FM Radio | - | Yes | - | - |
| Headphone Jack (3.5mm) | - | Yes | - | - |
| Music Player | - | n/a | n/a | Yes |
| Stereo Speakers | - | - | Yes | Yes |
| Photo & Video | ||||
| Miracast | - | Yes | - | - |
| TV Output | - | - | Yes | Yes |
| Power | ||||
| Fast Charging | - | Yes | Yes | - |
| Wireless Charging | - | - | Yes | - |
| Productivity | ||||
| Alarm | Yes | n/a | n/a | Yes |
| Calculator | Yes | n/a | n/a | Yes |
| Calendar | Yes | n/a | n/a | Yes |
| Voice Memo | Yes | n/a | n/a | Yes |
| Software | ||||
| Games | Yes | n/a | n/a | Yes |
| Java (J2ME) | Yes | n/a | n/a | Yes |
| Voice | ||||
| HD Voice | - | - | Yes | - |
| Headset Jack (2.5 mm) | - | n/a | n/a | Yes |
| Speaker Phone | Yes | Yes | Yes | Yes |
| ZTE Z221 | Sony Xperia XA2 Ultra | Apple iPhone X | VK Mobile Kickflip | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | ZTE Z221 | Sony Xperia XA2 Ultra | Apple iPhone X | VK Mobile Kickflip |
