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| Phone | ZTE Z331 | Kyocera 3225 | Samsung Galaxy S21 | Kyocera Hydro Life | Huawei W1 |
| Current U.S. Carriers | (none) | (none) | Verizon | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
2.4" diag. 4 : 3 |
? |
6.2" diag. 20 : 9 |
4.5" diag. 16 : 9 |
4" diag. 5 : 3 |
| Display Resolution & Type |
176 x 220 pixels (~117 ppi) LCD (TFT/TFD) |
? LCD (Grayscale) |
1080 x 2400 pixels (~424 ppi) AMOLED |
540 x 960 pixels (~245 ppi) LCD (TFT/TFD) |
480 x 800 pixels (~233 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | 120 Hz | 60 Hz | ? |
| Battery | 950 mAh | ? | 4,000 mAh | 2,000 mAh | 1,950 mAh |
| Processor | ? | ? | 2.8 GHz Qualcomm Snapdragon 888 | 1.2 GHz Qualcomm Snapdragon MSM8212 | 1.2 GHz Qualcomm Snapdragon 400 MSM8230 |
| RAM | ? | ? | 8 GB | 1.5 GB | 512 MB |
| Storage | ? raw hardware | ? raw hardware | 128 GB * | 8 GB | 4 GB |
| Main Camera | 3 megapixel | - | 12 megapixel | 5 megapixel | 5 megapixel |
| Wide Camera | - | - | 12 megapixel | - | - |
| Tele Camera | - | - | 64 megapixel | - | - |
| Video Capture | QCIF (176 x 144) | - | 8K | 720p HD | 720p HD |
| Front Camera | - | - | 10 megapixel | 2 megapixel | Yes |
| Weight |
4 oz (113g) |
4.23 oz (120g) |
6.03 oz (171g) |
4.8 oz (136g) |
4.41 oz (125g) |
| Dimensions |
3.84" x 2.02" x 0.69" (98 x 51 x 17.5 mm) |
3.4" x 1.97" x 1.02" (86 x 50 x 25.9 mm) |
5.97" x 2.8" x 0.31" (152 x 71 x 7.9 mm) |
5.19" x 2.57" x 0.43" (132 x 65 x 10.9 mm) |
4.84" x 2.5" x 0.41" (123 x 64 x 10.4 mm) |
| Form Factor | Clamshell | Slab | Slab | Slab | Slab |
| Platform / OS | (proprietary) | (proprietary) | Android | Android | Windows |
| Network Bands |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 AMPS: 850 |
5G: 2, 5, 12, 25, 30, 41, 66, 71, 77-C, 260, 261 4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 46, 48, 66, 71 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
| Data Technology | HSDPA 3.6 | 1xRTT | NR (5G) | HSPA+ 21 | HSPA+ 21 |
| Features | |||||
| Barometer | - | - | Yes | - | - |
| Fingerprint Reader | - | - |
Yes in-display (ultrasonic) |
- | - |
| Flashlight | - | - | Yes | Yes | - |
| GPS / Location | Yes | Yes | n/a | n/a | n/a |
| Ruggedized | - | - | - | Yes | - |
| Water-Resistant | - | - |
Yes IPX8 (SCUBA) |
Yes IPX7 (snorkeling) |
- |
| Accessibility | |||||
| Adjustable Text Size | - | - | n/a | n/a | n/a |
| Hearing Aid Compatible | Yes | - | Yes | Yes | Yes |
| Multiple Languages | Yes | Yes | n/a | n/a | n/a |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes | - |
| Alerts | |||||
| Extra Display | Yes | - | - | - | - |
| Ringer Profiles | Yes | - | - | - | - |
| Connectivity | |||||
| Bluetooth | Yes | - | Yes | Yes | Yes |
| Mobile Hotspot | - | - | n/a | n/a | n/a |
| NFC | - | - | Yes | - | - |
| USB |
Yes Micro-USB |
- |
Yes USB Type C |
Yes Micro-USB |
Yes Micro-USB |
| Wi-Fi | - | - |
Yes 6 (802.11 a,ac,ax,b,g,n) |
Yes 4 (802.11 b,g,n) |
Yes 4 (802.11 b,g,n) |
| Contacts | |||||
| Picture ID | Yes | - | n/a | n/a | n/a |
| Ringer ID | Yes | - | n/a | n/a | n/a |
| Voice Dialing | - | Yes | n/a | n/a | n/a |
| Customization | |||||
| Custom Graphics | Yes | Yes | n/a | n/a | n/a |
| Custom Ringtones | Yes | Yes | n/a | n/a | n/a |
| Real-Music Ringers | Yes | - | n/a | n/a | n/a |
| Data & Network | |||||
| Data Tethering | Yes | Yes | n/a | n/a | n/a |
| WAP / Web Browser | Yes | Yes | n/a | n/a | n/a |
| Input | |||||
| Predictive Text Entry | Yes | 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 |
| EMS / Picture Messaging | - | 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 | |||||
| Headphone Jack (3.5mm) | - | - | - | Yes | Yes |
| Music Player | Yes | - | n/a | n/a | n/a |
| Stereo Speakers | - | - | Yes | - | - |
| Photo & Video | |||||
| TV Output | - | - | Yes | - | - |
| Power | |||||
| Fast Charging | - | - | Yes | - | - |
| Wireless Charging | - | - | Yes | - | - |
| Productivity | |||||
| Alarm | Yes | Yes | n/a | n/a | n/a |
| Calculator | Yes | Yes | n/a | n/a | n/a |
| Calendar | Yes | Yes | n/a | n/a | n/a |
| To-Do List | - | - | n/a | n/a | n/a |
| Voice Memo | Yes | - | n/a | n/a | n/a |
| Software | |||||
| BREW | - | Yes | n/a | n/a | n/a |
| Games | Yes | Yes | n/a | n/a | n/a |
| Java (J2ME) | Yes | - | n/a | n/a | n/a |
| Voice | |||||
| HD Voice | - | - | Yes | - | - |
| Headset Jack (2.5 mm) | - | Yes | n/a | n/a | n/a |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| ZTE Z331 | Kyocera 3225 | Samsung Galaxy S21 | Kyocera Hydro Life | Huawei W1 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | ZTE Z331 | Kyocera 3225 | Samsung Galaxy S21 | Kyocera Hydro Life | Huawei W1 |
