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| Phone | ZTE Z998 / Unico LTE | Samsung Galaxy S21 FE 5G | Samsung Ace SPH-i325 | BlackBerry Key2 LE |
| Current U.S. Carriers | (none) | Verizon | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
4.5" diag. 16 : 9 |
6.4" diag. 19.5 : 9 |
2.3" diag. 4 : 3 |
4.5" diag. 5 : 3 |
| Display Resolution & Type |
540 x 960 pixels (~245 ppi) LCD (TFT/TFD) |
1080 x 2340 pixels (~403 ppi) AMOLED |
320 x 240 pixels (~174 ppi) LCD (TFT/TFD) |
1080 x 1620 pixels (~433 ppi) LCD (TFT/TFD) |
| Display Refresh | 60 Hz | 120 Hz | ? | 60 Hz |
| Battery | 2,070 mAh | 4,500 mAh | 1,300 mAh | 3,000 mAh |
| Processor | 1.2 GHz Qualcomm Snapdragon 400 MSM8930 | Qualcomm Snapdragon 888 | 416 MHz PXA270 | 1.8 GHz Qualcomm Snapdragon 636 |
| RAM | 1 GB | 6 GB * | ? | 4 GB |
| Storage | 4 GB | 128 GB * | ? raw hardware | 32 GB * |
| Main Camera | 5 megapixel | 12 megapixel | 1 megapixel | 13 megapixel |
| Wide Camera | - | 12 megapixel | - | - |
| Tele Camera | - | 8 megapixel | - | - |
| Video Capture | 720p HD | 4K UHD | QVGA (320 x 240) | 4K UHD |
| Front Camera | 1 megapixel | 32 megapixel | - | 8 megapixel |
| Weight |
4.8 oz (136g) |
6.24 oz (177g) |
3.9 oz (111g) |
5.5 oz (156g) |
| Dimensions |
5.2" x 2.6" x 0.4" (132 x 66 x 10.2 mm) |
6.13" x 2.93" x 0.31" (156 x 75 x 7.9 mm) |
4.65" x 2.32" x 0.46" (118 x 59 x 11.7 mm) |
5.92" x 2.83" x 0.33" (150 x 72 x 8.4 mm) |
| Platform / OS | Android | Android | Windows Mobile Standard | Android |
| Network Bands |
5G: 2, 5, 12, 25, 30, 41, 66, 71, 77-C, 260, 261 4G LTE: 2, 4, 5, 7, 12, 13, 14, 25, 26, 29, 30, 38, 41, 48, 66, 71 WCDMA: 2, 4, 5 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 GSM: 900, 1800 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 28, 29, 38, 40, 41, 66 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
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| Data Technology | LTE (Cat 3) | NR (5G) | EVDO r0 | LTE (Cat 13) |
| Features | ||||
| Barometer | - | Yes | - | - |
| Fingerprint Reader | - |
Yes in-display (optical) |
- |
Yes stand-alone |
| Flashlight | - | Yes | - | Yes |
| Water-Resistant | - |
Yes IPX8 (SCUBA) |
- | - |
| Accessibility | ||||
| Hearing Aid Compatible |
Yes M3, T4 (very tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes |
| Alerts | ||||
| Ringer Profiles | - | - | Yes | - |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | Yes |
| NFC | - | Yes | - | Yes |
| USB |
Yes Micro-USB |
Yes USB Type C |
Yes |
Yes USB Type C |
| Wi-Fi |
Yes 4 (802.11 b,g,n) |
Yes 6 (802.11 a,ac,ax,b,g,n) |
- |
Yes 5 (802.11 a,ac,b,g,n) |
| Data & Network | ||||
| Dual-SIM | - | - | - | Yes * |
| Input | ||||
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | - | Yes | Yes |
| Touch Screen |
Yes Capacitive |
Yes Capacitive |
- |
Yes Capacitive |
| Memory | ||||
| Memory Card Slot | Yes | - | Yes | Yes |
| Music | ||||
| FM Radio | - | - | - | Yes |
| Headphone Jack (3.5mm) | Yes | - | - | Yes |
| Stereo Speakers | - | Yes | - | - |
| Photo & Video | ||||
| TV Output | - | Yes | - | - |
| Power | ||||
| Fast Charging | - | Yes | - | Yes |
| Wireless Charging | - | Yes | - | - |
| Voice | ||||
| HD Voice | - | Yes | - | Yes |
| Speaker Phone | Yes | Yes | Yes | Yes |
| * Some versions only | ||||
| ZTE Z998 / Unico LTE | Samsung Galaxy S21 FE 5G | Samsung Ace SPH-i325 | BlackBerry Key2 LE | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | ZTE Z998 / Unico LTE | Samsung Galaxy S21 FE 5G | Samsung Ace SPH-i325 | BlackBerry Key2 LE |
