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| Phone | Sony Ericsson K850 | ZTE Speed | ZTE Z222 / Z223 | Google Pixel 3a XL | BlackBerry 7100 / 7105 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
2.2" diag. 4 : 3 |
4.5" diag. 16 : 9 |
2" diag. 4 : 3 |
6" diag. 18 : 9 |
? |
| Display Resolution & Type |
240 x 320 pixels (~182 ppi) LCD (TFT/TFD) |
540 x 960 pixels (~245 ppi) LCD (TFT/TFD) |
176 x 220 pixels (~141 ppi) LCD (TFT/TFD) |
1080 x 2160 pixels (~402 ppi) AMOLED |
240 x 260 pixels LCD (Color) |
| Display Refresh | ? | 60 Hz | ? | 60 Hz | ? |
| Battery | ? | 2,000 mAh | 900 mAh | 3,700 mAh | ? |
| Processor | ? | 1.2 GHz Qualcomm Snapdragon 410 MSM8916 | QSC6270 | 2 GHz Qualcomm Snapdragon 670 | ? |
| RAM | ? | 1 GB | 64 MB | 4 GB | ? |
| Storage | ? raw hardware | 8 GB | 128 MB | 64 GB | ? raw hardware |
| Main Camera | 5 megapixel | 5 megapixel | Yes | 12 megapixel | - |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | ? | 720p HD | ? | 4K UHD | - |
| Front Camera | - | 2 megapixel | - | 8 megapixel | - |
| Weight |
4.2 oz (119g) |
4.8 oz (136g) |
3.24 oz (92g) |
5.89 oz (167g) |
4.3 oz (122g) |
| Dimensions |
4" x 1.9" x 0.7" (102 x 48 x 17.8 mm) |
5.3" x 2.6" x 0.4" (135 x 66 x 10.2 mm) |
3.76" x 1.92" x 0.73" (96 x 49 x 18.5 mm) |
6.3" x 3" x 0.3" (160 x 76 x 7.6 mm) |
4.7" x 2.3" x 0.7" (119 x 58 x 17.8 mm) |
| Form Factor | Slab | Slab | Clamshell | Slab | Slab |
| Platform / OS | (proprietary) | Android | (proprietary) | Android | BlackBerry OS |
| Network Bands |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
4G LTE: 25, 26, 41 CDMA: 800, 850, 1900 |
WCDMA: 2, 5 GSM: 850, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 20, 25, 26, 28, 29, 30, 38, 40, 41, 66, 71 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
GSM: 850, 900, 1800, 1900 |
| Data Technology | HSDPA 3.6 | LTE (Cat 3) | HSDPA 3.6 | LTE (Cat 11) | GPRS |
| Features | |||||
| Barometer | - | - | - | Yes | - |
| Fingerprint Reader | - | - | - |
Yes stand-alone |
- |
| Flashlight | - | - | - | Yes | - |
| GPS / Location | - | n/a | - | n/a | n/a |
| Accessibility | |||||
| Adjustable Text Size | - | n/a | - | n/a | n/a |
| Hearing Aid Compatible | - |
Yes M3, T4 (very tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
- |
| Multiple Languages | Yes | n/a | Yes | n/a | n/a |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes | Yes |
| Alerts | |||||
| Extra Display | - | - | Yes | - | - |
| Ringer Profiles | Yes | - | Yes | - | Yes |
| Connectivity | |||||
| Bluetooth | Yes | Yes | Yes | Yes | Yes |
| Mobile Hotspot | - | n/a | - | n/a | n/a |
| NFC | - | - | - | Yes | - |
| USB | Yes |
Yes Micro-USB |
Yes Micro-USB |
Yes USB Type C |
Yes |
| Wi-Fi | - |
Yes 4 (802.11 b,g,n) |
- |
Yes 5 (802.11 a,ac,b,g,n) |
- |
| Contacts | |||||
| Picture ID | Yes | n/a | Yes | n/a | n/a |
| Ringer ID | Yes | n/a | Yes | n/a | n/a |
| Voice Dialing | Yes | n/a | - | n/a | n/a |
| Customization | |||||
| Custom Graphics | Yes | n/a | Yes | n/a | n/a |
| Custom Ringtones | Yes | n/a | Yes | n/a | n/a |
| Real-Music Ringers | Yes | n/a | Yes | n/a | n/a |
| Data & Network | |||||
| Data Tethering | Yes | n/a | - | n/a | n/a |
| WAP / Web Browser | Yes | n/a | Yes | n/a | n/a |
| Input | |||||
| Predictive Text Entry | Yes | n/a | Yes | n/a | n/a |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | - | - | - | Yes |
| Touch Screen | - |
Yes Capacitive |
- |
Yes Capacitive |
- |
| Memory | |||||
| Memory Card Slot | Yes | Yes | - | - | - |
| Messaging | |||||
| Email Client | Yes | n/a | Yes | n/a | n/a |
| Instant Messaging | - | n/a | - | n/a | n/a |
| MMS | Yes | n/a | Yes | n/a | n/a |
| Text Messaging Templates | Yes | n/a | Yes | n/a | n/a |
| Music | |||||
| FM Radio | Yes | - | Yes * | - | - |
| Headphone Jack (3.5mm) | - | Yes | - | Yes | - |
| Music Player | Yes | n/a | - | n/a | n/a |
| Stereo Speakers | - | - | - | Yes | - |
| Photo & Video | |||||
| Video Calling | Yes * | n/a | - | n/a | n/a |
| Power | |||||
| Fast Charging | - | - | - | Yes | - |
| Productivity | |||||
| Alarm | Yes | n/a | Yes | n/a | n/a |
| Calculator | Yes | n/a | Yes | n/a | n/a |
| Calendar | Yes | n/a | Yes | n/a | n/a |
| To-Do List | Yes | n/a | - | n/a | n/a |
| Voice Memo | Yes | n/a | Yes | n/a | n/a |
| Software | |||||
| Games | Yes | n/a | Yes | n/a | n/a |
| Java (J2ME) | Yes | n/a | Yes | n/a | n/a |
| Voice | |||||
| Call Screening | - | - | - | Yes | - |
| HD Voice | - | Yes | - | Yes | - |
| Headset Jack (2.5 mm) | - | n/a | - | n/a | n/a |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| * Some versions only | |||||
| Sony Ericsson K850 | ZTE Speed | ZTE Z222 / Z223 | Google Pixel 3a XL | BlackBerry 7100 / 7105 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Sony Ericsson K850 | ZTE Speed | ZTE Z222 / Z223 | Google Pixel 3a XL | BlackBerry 7100 / 7105 |
