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| Phone | Amazon Fire | Samsung SCH-A990 | ZTE Blade Z Max | BlackBerry Curve 3G 9330 | Nubia RedMagic 5S |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
4.7" diag. 16 : 9 |
? |
6" diag. 16 : 9 |
2.5" diag. 4 : 3 |
6.7" diag. 19.5 : 9 |
| Display Resolution & Type |
720 x 1280 pixels (~312 ppi) LCD (TFT/TFD) |
240 x 320 pixels LCD (TFT/TFD) |
1080 x 1920 pixels (~367 ppi) LCD (TFT/TFD) |
320 x 240 pixels (~160 ppi) LCD (TFT/TFD) |
1080 x 2340 pixels (~388 ppi) AMOLED |
| Display Refresh | ? | ? | 60 Hz | ? | 144 Hz |
| Battery | 2,400 mAh | 1,000 mAh | 4,080 mAh | 1,150 mAh | 4,500 mAh |
| Processor | 2.2 GHz Qualcomm Snapdragon 800 | ? | 1.4 GHz Qualcomm Snapdragon 435 (MSM8940) | ? | Qualcomm Snapdragon 865 |
| RAM | 2 GB | ? | 2 GB | ? | 8 GB * |
| Storage | 32 GB * | ? raw hardware | 32 GB | ? raw hardware | 128 GB * |
| Main Camera | 13 megapixel | 3 megapixel | 16 megapixel | 2 megapixel | 64 megapixel |
| Wide Camera | - | - | - | - | 8 megapixel |
| Tele Camera | - | - | - | - | - |
| Video Capture | 1080p HD | ? | 1080p HD | ? | 4K UHD |
| Front Camera | 2 megapixel | - | 8 megapixel | - | 8 megapixel |
| Weight |
5.64 oz (160g) |
4.4 oz (125g) |
6.58 oz (186g) |
3.7 oz (105g) |
7.76 oz (220g) |
| Dimensions |
5.5" x 2.6" x 0.35" (140 x 66 x 8.9 mm) |
3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm) |
6.51" x 3.28" x 0.33" (165 x 83 x 8.3 mm) |
4.29" x 2.36" x 0.55" (109 x 60 x 14 mm) |
6.64" x 3.07" x 0.38" (169 x 78 x 9.8 mm) |
| Form Factor | Slab | Clamshell | Slab | Slab | Slab |
| Platform / OS | (proprietary) | (proprietary) | Android | BlackBerry OS | Android |
| Network Bands |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 17 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
4G LTE: 2, 4, 5, 12, 66 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
5G: 41, 78 4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 18, 19, 20, 26, 34, 38, 40, 41 WCDMA: 1, 2, 4, 5, 8, 19 CDMA: 850, 1900 GSM: 850, 900, 1800, 1900 |
| Data Technology | LTE (Cat 4) | EVDO r0 | LTE (Cat 6) | EVDO r0 | NR (5G) |
| Features | |||||
| Fingerprint Reader | - | - |
Yes stand-alone |
- | Yes |
| Flashlight | Yes | Yes | Yes | - | Yes |
| GPS / Location | Yes | Yes | n/a | n/a | n/a |
| Accessibility | |||||
| Adjustable Text Size | - | - | n/a | n/a | n/a |
| Hearing Aid Compatible |
Yes M4, T4 (very tele-coil compatible) |
Yes M3 (mostly compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
Yes M4, T4 (very tele-coil compatible) |
- |
| 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 | Yes |
| Mobile Hotspot | Yes | - | n/a | n/a | n/a |
| NFC | Yes | - | - | - | - |
| USB |
Yes Micro-USB |
Yes |
Yes USB Type C |
Yes Micro-USB |
Yes USB Type C |
| Wi-Fi |
Yes 5 (802.11 a,ac,b,g,n) |
- |
Yes 4 (802.11 b,g,n) |
Yes 802.11 b,g |
Yes 6 (802.11 a,ac,ax,b,g,n) |
| Contacts | |||||
| Picture ID | Yes | Yes | n/a | n/a | n/a |
| Ringer ID | Yes | Yes | n/a | n/a | n/a |
| Voice Dialing | Yes | Yes | n/a | n/a | n/a |
| Customization | |||||
| Custom Graphics | - | 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 |
| Dual-SIM | - | - | - | - | Yes |
| 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 | Yes |
| Text Keyboard, Hardware | - | - | - | Yes | - |
| Touch Screen |
Yes Capacitive |
- |
Yes Capacitive |
- |
Yes Capacitive |
| 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 | - | - | n/a | n/a | n/a |
| MMS | Yes | Yes | n/a | n/a | n/a |
| Text Messaging Templates | Yes | Yes | n/a | n/a | n/a |
| Music | |||||
| FM Radio | - | - | Yes | - | - |
| Headphone Jack (3.5mm) | Yes | - | Yes | Yes | Yes |
| Music Player | Yes | Yes | n/a | n/a | n/a |
| Stereo Speakers | Yes | Yes | - | - | Yes |
| Photo & Video | |||||
| Miracast | Yes | - | - | - | - |
| TV Output | Yes | Yes | - | - | Yes |
| Power | |||||
| Fast Charging | - | - | Yes | - | 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 | 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) | - | - | n/a | n/a | n/a |
| Voice | |||||
| HD Voice | Yes | - | Yes | - | - |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| Amazon Fire | Samsung SCH-A990 | ZTE Blade Z Max | BlackBerry Curve 3G 9330 | Nubia RedMagic 5S | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Amazon Fire | Samsung SCH-A990 | ZTE Blade Z Max | BlackBerry Curve 3G 9330 | Nubia RedMagic 5S |
