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| Phone | Samsung SPH-i550 | Samsung SCH-A990 | Samsung SPH-Z400 | ZTE Cymbal Z-320 / Cymbal LTE | Asus ROG Phone |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Not yet released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? | ? |
1.9" diag. 4 : 3 |
2.8" diag. 4 : 3 |
6" diag. 18 : 9 |
| Display Resolution & Type |
320 x 320 pixels LCD (TFT/TFD) |
240 x 320 pixels LCD (TFT/TFD) |
176 x 220 pixels (~150 ppi) LCD (TFT/TFD) |
240 x 320 pixels (~143 ppi) LCD (TFT/TFD) |
1080 x 2160 pixels (~402 ppi) AMOLED |
| Display Refresh | ? | ? | ? | ? | 60 Hz |
| Battery | ? | 1,000 mAh | 1,300 mAh | 1,500 mAh | 4,000 mAh |
| Processor | 200 MHz Motorola MX-1 | ? | ? | 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) | 3 GHz Qualcomm Snapdragon 845 |
| RAM | ? | ? | ? | 512 MB | 8 GB |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | 4 GB | 128 GB * |
| Main Camera | 1 megapixel | 3 megapixel | 1 megapixel | 2 megapixel | 12 megapixel |
| Wide Camera | - | - | - | - | 8 megapixel |
| Tele Camera | - | - | - | - | - |
| Video Capture | ? | ? | QCIF (176 x 144) | 720p HD | 4K UHD |
| Front Camera | - | - | - | - | 8 megapixel |
| Weight | ? |
4.4 oz (125g) |
4.06 oz (115g) |
4.58 oz (130g) |
7.05 oz (200g) |
| Dimensions |
3.46" x 2.34" x 1.1" (88 x 59 x 27.9 mm) |
3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm) |
3.73" x 1.91" x 1" (95 x 49 x 25.4 mm) |
4.25" x 2.18" x 0.72" (108 x 55 x 18.3 mm) |
6.25" x 3" x 0.34" (159 x 76 x 8.6 mm) |
| Form Factor | Clamshell | Clamshell | Clamshell | Clamshell | Slab |
| Platform / OS | Palm OS | (proprietary) | (proprietary) | (proprietary) | Android |
| Network Bands |
CDMA: 850, 1900 AMPS: 850 |
CDMA: 850, 1900 |
CDMA: 850, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 28, 29, 32, 34, 38, 39, 40, 41, 46 WCDMA: 1, 2, 3, 4, 5, 8, 19 GSM: 850, 900, 1800, 1900 |
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| Data Technology | 1xRTT | EVDO r0 | EVDO rA | LTE (Cat 4) | LTE (Cat 16) |
| Features | |||||
| Fingerprint Reader | - | - | - | - | Yes |
| Flashlight | - | Yes | - | - | Yes |
| GPS / Location | n/a | Yes | Yes | Yes | n/a |
| Ruggedized | - | - | Yes | - | - |
| Water-Resistant | - | - | - | - | Yes |
| Accessibility | |||||
| Adjustable Text Size | n/a | - | Yes | Yes | n/a |
| Hearing Aid Compatible | - |
Yes M3 (mostly compatible) |
Yes M4 (very compatible) |
Yes M4, T4 (very tele-coil compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
| Multiple Languages | n/a | Yes | Yes | Yes | n/a |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes | - |
| Alerts | |||||
| Extra Display | Yes | Yes | Yes | Yes | - |
| Connectivity | |||||
| Bluetooth | - | Yes | Yes | Yes | Yes |
| Infrared (IR) | Yes | - | - | - | - |
| NFC | - | - | - | - | Yes |
| USB | - | Yes | Yes |
Yes Micro-USB |
Yes USB Type C |
| Wi-Fi | - | - | - | - |
Yes 5 (802.11 a,ac,b,g,n) |
| Contacts | |||||
| Picture ID | n/a | Yes | Yes | Yes | n/a |
| Ringer ID | n/a | Yes | Yes | Yes | n/a |
| Voice Dialing | n/a | Yes | Yes | - | n/a |
| Customization | |||||
| Custom Graphics | n/a | Yes | Yes | Yes | n/a |
| Custom Ringtones | n/a | Yes | Yes | Yes | n/a |
| Real-Music Ringers | n/a | Yes | Yes | Yes | n/a |
| Data & Network | |||||
| Data Tethering | n/a | Yes | Yes | - | n/a |
| Dual-SIM | - | - | - | - | Yes |
| WAP / Web Browser | n/a | Yes | Yes | Yes | n/a |
| Input | |||||
| Predictive Text Entry | n/a | Yes | Yes | Yes | n/a |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Touch Screen | Yes | - | - | - |
Yes Capacitive |
| Memory | |||||
| Memory Card Slot | Yes | Yes | - | Yes | - |
| Messaging | |||||
| Email Client | n/a | - | Yes | - | n/a |
| EMS / Picture Messaging | n/a | Yes | - | - | n/a |
| MMS | n/a | Yes | - | Yes | n/a |
| Text Messaging Templates | n/a | Yes | Yes | - | n/a |
| Music | |||||
| FM Radio | - | - | - | Yes | Yes |
| Headphone Jack (3.5mm) | - | - | - | Yes | Yes |
| Music Player | n/a | Yes | - | Yes | n/a |
| Stereo Speakers | - | Yes | Yes | - | Yes |
| Photo & Video | |||||
| TV Output | - | Yes | - | - | Yes |
| Power | |||||
| Fast Charging | - | - | - | - | Yes |
| Productivity | |||||
| Alarm | n/a | Yes | Yes | Yes | n/a |
| Calculator | n/a | Yes | Yes | Yes | n/a |
| Calendar | n/a | Yes | Yes | Yes | n/a |
| To-Do List | n/a | - | - | - | n/a |
| Voice Memo | n/a | Yes | Yes | Yes | n/a |
| Software | |||||
| BREW | n/a | Yes | - | - | n/a |
| Games | n/a | Yes | Yes | - | n/a |
| Java (J2ME) | n/a | - | Yes | - | n/a |
| Voice | |||||
| HD Voice | - | - | - | Yes | - |
| Headset Jack (2.5 mm) | n/a | - | Yes | - | n/a |
| Push-To-Talk | - | - | Yes | - | - |
| Speaker Phone | - | Yes | Yes | Yes | Yes |
| Samsung SPH-i550 | Samsung SCH-A990 | Samsung SPH-Z400 | ZTE Cymbal Z-320 / Cymbal LTE | Asus ROG Phone | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SPH-i550 | Samsung SCH-A990 | Samsung SPH-Z400 | ZTE Cymbal Z-320 / Cymbal LTE | Asus ROG Phone |
