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| Phone | ZTE Z331 | BlackBerry Storm2 9550 | Samsung SGH-T809 / SGH-D820 | Palm Pre 2 (GSM) | Asus ROG Phone II |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Not yet released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
2.4" diag. 4 : 3 |
3.3" diag. 4 : 3 |
? |
3.1" diag. 5 : 3 |
6.6" diag. 19.5 : 9 |
| Display Resolution & Type |
176 x 220 pixels (~117 ppi) LCD (TFT/TFD) |
360 x 480 pixels (~185 ppi) LCD (TFT/TFD) |
240 x 320 pixels LCD (TFT/TFD) |
320 x 480 pixels (~186 ppi) LCD (TFT/TFD) |
1080 x 2340 pixels (~391 ppi) AMOLED |
| Display Refresh | ? | ? | ? | ? | 120 Hz |
| Battery | 950 mAh | 1,400 mAh | ? | 1,150 mAh | 6,000 mAh |
| Processor | ? | ? | ? | 1 GHz TI 3630 | 3 GHz Qualcomm Snapdragon 855 Plus |
| RAM | ? | ? | ? | ? | 12 GB |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware | 512 GB |
| Main Camera | 3 megapixel | 3 megapixel | 1 megapixel | 5 megapixel | 48 megapixel |
| Wide Camera | - | - | - | - | 13 megapixel |
| Tele Camera | - | - | - | - | - |
| Video Capture | QCIF (176 x 144) | ? | CIF (352 x 288) | VGA (640 x 480) | 4K UHD |
| Front Camera | - | - | - | - | 24 megapixel |
| Weight |
4 oz (113g) |
5.64 oz (160g) |
3.35 oz (95g) |
5.1 oz (145g) |
8.47 oz (240g) |
| Dimensions |
3.84" x 2.02" x 0.69" (98 x 51 x 17.5 mm) |
4.43" x 2.45" x 0.55" (113 x 62 x 14 mm) |
3.9" x 2" x 0.58" (99 x 51 x 14.7 mm) |
3.96" x 2.35" x 0.67" (101 x 60 x 17 mm) |
6.73" x 3.06" x 0.37" (171 x 78 x 9.5 mm) |
| Form Factor | Clamshell | Slab | Slide | Slide | Slab |
| Platform / OS | (proprietary) | BlackBerry OS | (proprietary) | webOS | Android |
| Network Bands |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
WCDMA: 1 CDMA: 850, 1900 GSM: 850, 900, 1800, 1900 |
GSM: 850, 900, 1800, 1900 |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 26, 28, 29, 32, 34, 38, 39, 40, 41, 46, 66 WCDMA: 1, 2, 3, 4, 5, 8, 19 GSM: 850, 900, 1800, 1900 |
| Data Technology | HSDPA 3.6 | EVDO rA | EDGE | HSDPA 3.6 | LTE (Cat 20) |
| Features | |||||
| Fingerprint Reader | - | - | - | - |
Yes in-display (optical) |
| Flashlight | - | - | - | - | Yes |
| GPS / Location | Yes | n/a | - | n/a | n/a |
| Accessibility | |||||
| Adjustable Text Size | - | n/a | - | n/a | n/a |
| Hearing Aid Compatible |
Yes M3, T4 (very tele-coil compatible) |
Yes M3 (mostly compatible) |
Yes M3 (mostly compatible) |
- |
Yes M3, T3 (mostly tele-coil compatible) |
| Multiple Languages | Yes | n/a | Yes | n/a | n/a |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes | - |
| Alerts | |||||
| Extra Display | Yes | - | - | - | - |
| Ringer Profiles | Yes | Yes | - | - | - |
| Connectivity | |||||
| Bluetooth | Yes | Yes | Yes | Yes | Yes |
| NFC | - | - | - | - | Yes |
| USB |
Yes Micro-USB |
Yes | Yes |
Yes Micro-USB |
Yes USB Type C |
| Wi-Fi | - |
Yes 802.11 b,g |
- |
Yes 802.11 b,g |
Yes 5 (802.11 a,ac,b,g,n) |
| Contacts | |||||
| Picture ID | Yes | n/a | Yes | n/a | n/a |
| Ringer ID | Yes | n/a | Yes | n/a | n/a |
| Voice Dialing | - | n/a | - | n/a | n/a |
| Customization | |||||
| Custom Graphics | Yes | n/a | Yes | n/a | n/a |
| Custom Ringtones | Yes | n/a | Yes | n/a | n/a |
| Real-Music Ringers | Yes | n/a | Yes | n/a | n/a |
| Data & Network | |||||
| Data Tethering | Yes | n/a | Yes | n/a | n/a |
| Dual-SIM | - | - | - | - | Yes |
| WAP / Web Browser | Yes | n/a | Yes | n/a | n/a |
| Input | |||||
| Predictive Text Entry | Yes | n/a | Yes | 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 | - | n/a | Yes | n/a | n/a |
| Instant Messaging | Yes | n/a | Yes | n/a | n/a |
| MMS | Yes | n/a | Yes | n/a | n/a |
| Text Messaging Templates | Yes | n/a | Yes | n/a | n/a |
| Music | |||||
| FM Radio | - | - | - | - | Yes |
| Headphone Jack (3.5mm) | - | Yes | - | Yes | Yes |
| Music Player | Yes | n/a | Yes | n/a | n/a |
| Stereo Speakers | - | - | Yes | - | Yes |
| Photo & Video | |||||
| TV Output | - | - | - | - | Yes |
| Power | |||||
| Fast Charging | - | - | - | - | Yes |
| Productivity | |||||
| Alarm | Yes | n/a | Yes | n/a | n/a |
| Calculator | Yes | n/a | Yes | n/a | n/a |
| Calendar | Yes | n/a | Yes | n/a | n/a |
| To-Do List | - | n/a | Yes | n/a | n/a |
| Voice Memo | Yes | n/a | Yes | n/a | n/a |
| Software | |||||
| Games | Yes | n/a | Yes | n/a | n/a |
| Java (J2ME) | Yes | n/a | Yes | n/a | n/a |
| Voice | |||||
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| ZTE Z331 | BlackBerry Storm2 9550 | Samsung SGH-T809 / SGH-D820 | Palm Pre 2 (GSM) | Asus ROG Phone II | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | ZTE Z331 | BlackBerry Storm2 9550 | Samsung SGH-T809 / SGH-D820 | Palm Pre 2 (GSM) | Asus ROG Phone II |
