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| Phone | BlackBerry Curve 8330 | Samsung SGH-E640 | ZTE Blade Max 3 / Max Blue | ZTE Blade Max 2s |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? | ? |
6" diag. 16 : 9 |
6" diag. 18 : 9 |
| Display Resolution & Type |
320 x 240 pixels LCD (TFT/TFD) |
176 x 220 pixels LCD (TFT/TFD) |
1080 x 1920 pixels (~367 ppi) LCD (TFT/TFD) |
1080 x 2160 pixels (~402 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | 60 Hz |
| Battery | 1,150 mAh | 800 mAh | 4,000 mAh | 4,000 mAh |
| Processor | ? | ? | 2 GHz Qualcomm Snapdragon 625 (MSM8953) | 1.4 GHz Qualcomm Snapdragon 435 (MSM8940) |
| RAM | ? | ? | 2 GB | 2 GB |
| Storage | ? raw hardware | ? raw hardware | 16 GB | 32 GB |
| Main Camera | 2 megapixel | 1 megapixel | 13 megapixel | 13 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | ? | QCIF (176 x 144) | 4K UHD | 1080p HD |
| Front Camera | - | - | 5 megapixel | 5 megapixel |
| Weight |
4.02 oz (114g) |
3.17 oz (90g) |
6.34 oz (180g) |
6.35 oz (180g) |
| Dimensions |
4.2" x 2.4" x 0.6" (107 x 61 x 15.2 mm) |
3.37" x 1.78" x 0.93" (86 x 45 x 23.6 mm) |
6.49" x 3.3" x 0.35" (165 x 84 x 8.9 mm) |
6.26" x 2.96" x 0.32" (159 x 75 x 8.1 mm) |
| Form Factor | Slab | Clamshell | Slab | Slab |
| Platform / OS | BlackBerry OS | (proprietary) | Android | Android |
| Network Bands |
CDMA: 850, 1900 |
GSM: 900, 1800, 1900 |
4G LTE: 2, 4, 5, 12, 13, 25 WCDMA: 2, 4, 5 CDMA: 850, 1900 GSM: 850, 900, 1800, 1900 |
4G LTE: 2, 3, 4, 5, 7, 12, 13, 25, 26, 41 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
| Data Technology | EVDO r0 | GPRS | LTE (Cat 4) | LTE (Cat 6) |
| Features | ||||
| Fingerprint Reader | - | - |
Yes stand-alone |
Yes stand-alone |
| Flashlight | - | - | Yes | Yes |
| GPS / Location | n/a | - | n/a | n/a |
| Accessibility | ||||
| Hearing Aid Compatible |
Yes M4, T4 (very tele-coil compatible) |
- |
Yes M4, T3 (mostly tele-coil compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
| Multiple Languages | n/a | Yes | n/a | n/a |
| TTY/TDD (Digital) | Yes | - | Yes | Yes |
| Alerts | ||||
| Extra Display | - | Yes | - | - |
| Ringer Profiles | Yes | - | - | - |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | Yes |
| USB |
Yes Mini-USB |
Yes |
Yes USB Type C |
Yes USB Type C |
| Wi-Fi | - | - |
Yes 5 (802.11 ac,b,g,n) |
Yes 5 (802.11 a,ac,b,g,n) |
| Contacts | ||||
| Picture ID | n/a | Yes | n/a | n/a |
| Ringer ID | n/a | Yes | n/a | n/a |
| Voice Dialing | n/a | - | n/a | n/a |
| Customization | ||||
| Custom Graphics | n/a | Yes | n/a | n/a |
| Custom Ringtones | n/a | Yes | n/a | n/a |
| Real-Music Ringers | n/a | Yes | n/a | n/a |
| Data & Network | ||||
| Data Tethering | n/a | - | n/a | n/a |
| WAP / Web Browser | n/a | Yes | n/a | n/a |
| Input | ||||
| Predictive Text Entry | n/a | Yes | n/a | n/a |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | Yes | - | - | - |
| Touch Screen | - | - |
Yes Capacitive |
Yes Capacitive |
| Memory | ||||
| Memory Card Slot | Yes | - | Yes | Yes |
| Messaging | ||||
| Email Client | n/a | Yes | n/a | n/a |
| EMS / Picture Messaging | n/a | Yes | n/a | n/a |
| MMS | n/a | Yes | n/a | n/a |
| Text Messaging Templates | n/a | Yes | n/a | n/a |
| Music | ||||
| Headphone Jack (3.5mm) | Yes | - | Yes | Yes |
| Music Player | n/a | Yes | n/a | n/a |
| Power | ||||
| Fast Charging | - | - | Yes | Yes |
| Productivity | ||||
| Alarm | n/a | Yes | n/a | n/a |
| Calculator | n/a | Yes | n/a | n/a |
| Calendar | n/a | Yes | n/a | n/a |
| To-Do List | n/a | Yes | n/a | n/a |
| Voice Memo | n/a | Yes | n/a | n/a |
| Software | ||||
| Games | n/a | Yes | n/a | n/a |
| Java (J2ME) | n/a | Yes | n/a | n/a |
| Voice | ||||
| HD Voice | - | - | - | Yes |
| Speaker Phone | Yes | Yes | Yes | Yes |
| * Some versions only | ||||
| BlackBerry Curve 8330 | Samsung SGH-E640 | ZTE Blade Max 3 / Max Blue | ZTE Blade Max 2s | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | BlackBerry Curve 8330 | Samsung SGH-E640 | ZTE Blade Max 3 / Max Blue | ZTE Blade Max 2s |
