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| Phone | ZTE Z331 | HMD Fusion | Motorola Defy (2010) | Samsung Galaxy S21 |
| Current U.S. Carriers | (none) | (none) | (none) | Verizon |
| Global Availability | Released | Not yet released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
2.4" diag. 4 : 3 |
6.6" diag. 20 : 9 |
3.6" diag. 16 : 9 |
6.2" diag. 20 : 9 |
| Display Resolution & Type |
176 x 220 pixels (~117 ppi) LCD (TFT/TFD) |
720 x 1612 pixels (~269 ppi) LCD (TFT/TFD) |
480 x 854 pixels (~272 ppi) LCD (TFT/TFD) |
1080 x 2400 pixels (~424 ppi) AMOLED |
| Display Refresh | ? | 90 Hz | 60 Hz | 120 Hz |
| Battery | 950 mAh | 5,000 mAh | 1,540 mAh | 4,000 mAh |
| Processor | ? | 2.2 GHz Snapdragon 4 Gen 2 | 800 MHz TI OMAP3610 | 2.8 GHz Qualcomm Snapdragon 888 |
| RAM | ? | 6 GB | ? | 8 GB |
| Storage | ? raw hardware | 128 GB | ? raw hardware | 128 GB * |
| Main Camera | 3 megapixel | 108 megapixel | 5 megapixel | 12 megapixel |
| Wide Camera | - | - | - | 12 megapixel |
| Tele Camera | - | - | - | 64 megapixel |
| Video Capture | QCIF (176 x 144) | 1080p HD | ? | 8K |
| Front Camera | - | 50 megapixel | - | 10 megapixel |
| Weight |
4 oz (113g) |
7.2 oz (204g) |
4.16 oz (118g) |
6.03 oz (171g) |
| Dimensions |
3.84" x 2.02" x 0.69" (98 x 51 x 17.5 mm) |
6.46" x 2.97" x 0.33" (164 x 75 x 8.4 mm) |
4.21" x 2.32" x 0.53" (107 x 59 x 13.4 mm) |
5.97" x 2.8" x 0.31" (152 x 71 x 7.9 mm) |
| Form Factor | Clamshell | Slab | Slab | Slab |
| Platform / OS | (proprietary) | Android | Android | Android |
| Network Bands |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
5G: 2, 4, 5, 7, 25, 41, 66, 71, 77-A, 77-C, 78 4G LTE: 2, 4, 5, 7, 8, 12, 25, 26, 28, 41, 66, 71 WCDMA: 1, 2, 4, 5 GSM: 850, 900, 1800, 1900 |
WCDMA: 1, 4, 5 GSM: 850, 900, 1800, 1900 |
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 |
| Data Technology | HSDPA 3.6 | NR (5G) | HSPA 7.2 | NR (5G) |
| Features | ||||
| Barometer | - | - | - | Yes |
| Fingerprint Reader | - |
Yes stand-alone |
- |
Yes in-display (ultrasonic) |
| Flashlight | - | Yes | - | Yes |
| GPS / Location | Yes | n/a | n/a | n/a |
| Ruggedized | - | - | Yes | - |
| Water-Resistant | - |
Yes IPX4 (splash) |
- |
Yes IPX8 (SCUBA) |
| Accessibility | ||||
| Hearing Aid Compatible | Yes | Yes | - | Yes |
| Multiple Languages | Yes | n/a | n/a | n/a |
| TTY/TDD (Digital) | Yes | - | Yes | Yes |
| Alerts | ||||
| Extra Display | Yes | - | - | - |
| Ringer Profiles | Yes | - | - | - |
| Connectivity | ||||
| Bluetooth |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
| NFC | - | Yes | - | Yes |
| USB |
Yes Micro-USB |
Yes USB Type C |
Yes Micro-USB |
Yes USB Type C |
| Wi-Fi | - |
Yes 6 (802.11 a,ac,ax,b,g,n) |
Yes 4 (802.11 b,g,n) |
Yes 6 (802.11 a,ac,ax,b,g,n) |
| Contacts | ||||
| Picture ID | Yes | n/a | n/a | n/a |
| Ringer ID | Yes | 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 | ||||
| Data Tethering | Yes | n/a | n/a | n/a |
| Dual-SIM | - | Yes | - | - |
| 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 | Yes | - |
| Headphone Jack (3.5mm) | - | Yes | Yes | - |
| Music Player | Yes | n/a | n/a | n/a |
| Stereo Speakers | - | - | - | Yes |
| Photo & Video | ||||
| DLNA | - | - | Yes | - |
| TV Output | - | - | - | 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 Z331 | HMD Fusion | Motorola Defy (2010) | Samsung Galaxy S21 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | ZTE Z331 | HMD Fusion | Motorola Defy (2010) | Samsung Galaxy S21 |
