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| Phone | LG LX-5550 / VX-5550 | Motorola Moto z4 | UTStarcom CDM-7126 | AT&T Vista | Apple iPhone 4 (CDMA) |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? |
6.4" diag. 19.5 : 9 |
1.8" diag. 4 : 3 |
5.5" diag. 18 : 9 |
3.5" diag. 5 : 3 |
| Display Resolution & Type |
120 x 160 pixels LCD (STN) |
1080 x 2340 pixels (~403 ppi) AMOLED |
128 x 160 pixels (~114 ppi) LCD (STN) |
720 x 1440 pixels (~293 ppi) LCD (TFT/TFD) |
640 x 960 pixels (~330 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | ? | 60 Hz | 60 Hz |
| Battery | 950 mAh | 3,600 mAh | 900 mAh | 2,450 mAh | ? |
| Processor | ? | 2 GHz Qualcomm Snapdragon 675 | Qualcomm QSC6055 | 2 GHz MediaTek Helio A22 (MT6761V) | ? |
| RAM | ? | 4 GB | ? | 3 GB | ? |
| Storage | ? raw hardware | 128 GB | ? raw hardware | 32 GB | 8 GB * |
| Main Camera | - | 48 megapixel | - | 8 megapixel | 5 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | 4K UHD | - | 1080p HD | 720p HD |
| Front Camera | - | 25 megapixel | - | 5 megapixel | Yes |
| Weight |
3.89 oz (110g) |
6 oz (170g) |
3 oz (85g) |
5.51 oz (156g) |
4.8 oz (136g) |
| Dimensions |
3.52" x 1.9" x 0.94" (89 x 48 x 23.9 mm) |
6.22" x 2.96" x 0.29" (158 x 75 x 7.4 mm) |
3.6" x 1.9" x 0.7" (91 x 48 x 17.8 mm) |
5.88" x 2.82" x 0.35" (149 x 72 x 8.9 mm) |
4.5" x 2.31" x 0.37" (114 x 59 x 9.4 mm) |
| Form Factor | Clamshell | Slab | Clamshell | Slab | Slab |
| Platform / OS | (proprietary) | Android | (proprietary) | Android | iOS |
| Network Bands |
CDMA: 850, 1900 AMPS: 850 |
4G LTE: 2, 3, 4, 5, 7, 12, 13, 20, 25, 26, 28, 29, 30, 38, 41, 66, 71 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1700, 1900 |
4G LTE: 2, 3, 4, 5, 7, 12, 14, 20, 30 WCDMA: 1, 2, 4, 5, 8 |
CDMA: 850, 1900 |
| Data Technology | 1xRTT | LTE (Cat 12) | 1xRTT | LTE (Cat 4) | EVDO rA |
| Features | |||||
| Fingerprint Reader | - | Yes | - | - | - |
| Flashlight | - | Yes | - | Yes | - |
| GPS / Location | Yes | n/a | Yes | n/a | n/a |
| Water-Resistant | - | Yes | - | - | - |
| Accessibility | |||||
| Adjustable Text Size | - | n/a | - | n/a | n/a |
| Hearing Aid Compatible | - | Yes | Yes | Yes | Yes |
| Multiple Languages | Yes | n/a | Yes | n/a | n/a |
| TTY/TDD (Digital) | Yes | Yes | Yes | - | - |
| Alerts | |||||
| Extra Display | Yes | - | - | - | - |
| Connectivity | |||||
| Bluetooth | - |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
| Mobile Hotspot | - | n/a | - | n/a | n/a |
| NFC | - | Yes | - | - | - |
| USB | Yes |
Yes USB Type C |
Yes Mini-USB |
Yes USB Type C |
Yes |
| Wi-Fi | - |
Yes 5 (802.11 a,ac,b,g,n) |
- | Yes |
Yes 4 (802.11 b,g,n) |
| Contacts | |||||
| Picture ID | - | n/a | - | n/a | n/a |
| Ringer ID | Yes | n/a | Yes | n/a | n/a |
| Voice Dialing | Yes | n/a | Yes | 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 | - | n/a | Yes | n/a | n/a |
| Data & Network | |||||
| Data Tethering | Yes | n/a | - | n/a | n/a |
| 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 |
| Touch Screen | - | Yes | - | Yes | Yes |
| Memory | |||||
| Memory Card Slot | - | Yes | - | Yes | - |
| Messaging | |||||
| Email Client | Yes | n/a | - | n/a | n/a |
| MMS | - | n/a | - | n/a | n/a |
| Text Messaging Templates | - | n/a | Yes | n/a | n/a |
| Music | |||||
| FM Radio | - | Yes | - | - | - |
| Headphone Jack (3.5mm) | - | Yes | - | Yes | Yes |
| Music Player | - | n/a | - | n/a | n/a |
| Photo & Video | |||||
| TV Output | - | - | - | - | Yes |
| Video Calling | - | n/a | - | n/a | n/a |
| 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 |
| Voice Memo | Yes | n/a | Yes | n/a | n/a |
| Software | |||||
| BREW | Yes | n/a | Yes | n/a | n/a |
| Games | Yes | n/a | Yes | n/a | n/a |
| Voice | |||||
| HD Voice | - | Yes | - | Yes | - |
| Headset Jack (2.5 mm) | Yes | n/a | Yes | n/a | n/a |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| LG LX-5550 / VX-5550 | Motorola Moto z4 | UTStarcom CDM-7126 | AT&T Vista | Apple iPhone 4 (CDMA) | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | LG LX-5550 / VX-5550 | Motorola Moto z4 | UTStarcom CDM-7126 | AT&T Vista | Apple iPhone 4 (CDMA) |











