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| Phone | BlackBerry 7750 | BlackBerry Curve 8330 | ZTE Avid 4 | ZTE Prelude / Avail 2 | TCL 30 XE 5G |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? | ? |
5" diag. 16 : 9 |
3.5" diag. 5 : 3 |
6.5" diag. 20 : 9 |
| Display Resolution & Type |
240 x 240 pixels LCD (Color) |
320 x 240 pixels LCD (TFT/TFD) |
480 x 854 pixels (~196 ppi) LCD (TFT/TFD) |
320 x 480 pixels (~165 ppi) LCD (TFT/TFD) |
720 x 1600 pixels (~269 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | 60 Hz | 90 Hz |
| Battery | ? | 1,150 mAh | 2,520 mAh | 1,500 mAh | 4,500 mAh |
| Processor | ? | ? | 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) | 1 GHz Qualcomm Snapdragon MSM7225A | 2.2 GHz MediaTek Dimensity 700 (MT6833) |
| RAM | ? | ? | 2 GB | 512 MB | 4 GB |
| Storage | ? raw hardware | ? raw hardware | 16 GB | 4 GB | 64 GB |
| Main Camera | - | 2 megapixel | 8 megapixel | 2 megapixel | 13 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | ? | 720p HD | VGA (640 x 480) | 1080p HD |
| Front Camera | - | - | 5 megapixel | - | 8 megapixel |
| Weight |
5.01 oz (142g) |
4.02 oz (114g) |
5.6 oz (159g) |
4.4 oz (125g) |
6.88 oz (195g) |
| Dimensions |
4.76" x 3.03" x 0.71" (121 x 77 x 18 mm) |
4.2" x 2.4" x 0.6" (107 x 61 x 15.2 mm) |
5.7" x 2.8" x 0.36" (145 x 71 x 9.1 mm) |
4.6" x 2.44" x 0.45" (117 x 62 x 11.4 mm) |
6.46" x 2.95" x 0.34" (164 x 75 x 8.5 mm) |
| Platform / OS | BlackBerry OS | BlackBerry OS | Android | Android | Android |
| Network Bands |
CDMA: 850, 1900 |
CDMA: 850, 1900 |
4G LTE: 2, 4, 5, 12, 66 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
WCDMA: 2, 5 GSM: 850, 1900 |
5G: 25, 41, 66, 71, 77-C 4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 20, 25, 26, 28, 38, 39, 40, 41, 66, 71 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
| Data Technology | 1xRTT | EVDO r0 | LTE (Cat 4) | HSPA 7.2 | NR (5G) |
| Features | |||||
| Barometer | - | - | - | - | Yes |
| Fingerprint Reader | - | - | - | - |
Yes stand-alone |
| Flashlight | - | - | Yes | - | Yes |
| Accessibility | |||||
| Hearing Aid Compatible | - |
Yes M4, T4 (very tele-coil compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
Yes M3, T4 (very tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes | Yes |
| Alerts | |||||
| Ringer Profiles | Yes | Yes | - | - | - |
| Connectivity | |||||
| Bluetooth | - | Yes | Yes | Yes | Yes |
| USB | Yes |
Yes Mini-USB |
Yes Micro-USB |
Yes |
Yes USB Type C |
| Wi-Fi | - | - |
Yes 4 (802.11 b,g,n) |
Yes 4 (802.11 b,g,n) |
Yes 5 (802.11 a,ac,b,g,n) |
| Input | |||||
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | Yes | Yes | - | - | - |
| Touch Screen | - | - |
Yes Capacitive |
Yes Capacitive |
Yes Capacitive |
| Memory | |||||
| Memory Card Slot | - | Yes | Yes | Yes | Yes |
| Music | |||||
| FM Radio | - | - | Yes | - | - |
| Headphone Jack (3.5mm) | - | Yes | Yes | Yes | Yes |
| Power | |||||
| Fast Charging | - | - | - | - | Yes |
| Voice | |||||
| HD Voice | - | - | Yes | - | Yes |
| Speaker Phone | - | Yes | Yes | Yes | Yes |
| BlackBerry 7750 | BlackBerry Curve 8330 | ZTE Avid 4 | ZTE Prelude / Avail 2 | TCL 30 XE 5G | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | BlackBerry 7750 | BlackBerry Curve 8330 | ZTE Avid 4 | ZTE Prelude / Avail 2 | TCL 30 XE 5G |
