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| Phone | LG Optimus F7 | LG Stylo 4 | ZTE Blade Z Max | Samsung SGH-A657 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
4.7" diag. 16 : 9 |
6.2" diag. 18 : 9 |
6" diag. 16 : 9 |
? |
| Display Resolution & Type |
720 x 1280 pixels (~312 ppi) LCD (TFT/TFD) |
1080 x 2160 pixels (~390 ppi) LCD (TFT/TFD) |
1080 x 1920 pixels (~367 ppi) LCD (TFT/TFD) |
176 x 220 pixels LCD (TFT/TFD) |
| Display Refresh | 60 Hz | 60 Hz | 60 Hz | ? |
| Battery | 2,540 mAh | 3,300 mAh | 4,080 mAh | 1,420 mAh |
| Processor | 1.5 GHz Qualcomm Snapdragon S4 Plus MSM8960 | 1.8 GHz Qualcomm Snapdragon 450 | 1.4 GHz Qualcomm Snapdragon 435 (MSM8940) | ? |
| RAM | 1 GB | 2 GB * | 2 GB | ? |
| Storage | 8 GB | 32 GB * | 32 GB | ? raw hardware |
| Main Camera | 8 megapixel | 13 megapixel | 16 megapixel | - |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | 1080p HD | 1080p HD | 1080p HD | - |
| Front Camera | 1 megapixel | 5 megapixel | 8 megapixel | - |
| Weight |
4.7 oz (133g) |
6.07 oz (172g) |
6.58 oz (186g) |
4.34 oz (123g) |
| Dimensions |
5.16" x 2.71" x 0.38" (131 x 69 x 9.7 mm) |
6.31" x 3.06" x 0.33" (160 x 78 x 8.4 mm) |
6.51" x 3.28" x 0.33" (165 x 83 x 8.3 mm) |
4.53" x 2.05" x 0.77" (115 x 52 x 19.6 mm) |
| Form Factor | Slab | Slab | Slab | Slab |
| Platform / OS | Android | Android | Android | (proprietary) |
| Network Bands |
4G LTE: 1, 2, 3, 4, 5, 7, 12, 13, 14, 20, 29, 30, 38, 41, 66, 71 WCDMA: 1, 2, 4, 5 GSM: 850, 900, 1800, 1900 |
4G LTE: 2, 4, 5, 12, 66 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
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| Data Technology | LTE (Cat 3) | LTE (Cat 6) | LTE (Cat 6) | HSDPA 3.6 |
| Features | ||||
| Fingerprint Reader | - |
Yes stand-alone |
Yes stand-alone |
- |
| Flashlight | - | Yes | Yes | Yes |
| GPS / Location | n/a | n/a | n/a | Yes |
| Ruggedized | - | - | - | Yes |
| Accessibility | ||||
| Adjustable Text Size | n/a | n/a | n/a | - |
| 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 | n/a | n/a | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | Yes |
| Mobile Hotspot | n/a | n/a | n/a | - |
| NFC | Yes | Yes * | - | - |
| USB | Yes |
Yes USB Type C |
Yes USB Type C |
Yes |
| Wi-Fi |
Yes 4 (802.11 a,b,g,n) |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 4 (802.11 b,g,n) |
- |
| Contacts | ||||
| Picture ID | n/a | n/a | n/a | Yes |
| Ringer ID | n/a | n/a | n/a | Yes |
| Voice Dialing | n/a | n/a | n/a | - |
| Customization | ||||
| Custom Graphics | n/a | n/a | n/a | Yes |
| Custom Ringtones | n/a | n/a | n/a | Yes |
| Real-Music Ringers | n/a | n/a | n/a | Yes |
| Data & Network | ||||
| Data Tethering | n/a | n/a | n/a | Yes |
| WAP / Web Browser | n/a | n/a | n/a | Yes |
| Input | ||||
| Predictive Text Entry | n/a | n/a | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes |
| Stylus | - | Yes | - | - |
| Touch Screen |
Yes Capacitive |
Yes Capacitive |
Yes Capacitive |
- |
| Memory | ||||
| Memory Card Slot | Yes | Yes | Yes | Yes |
| Messaging | ||||
| Email Client | n/a | n/a | n/a | Yes |
| Instant Messaging | n/a | n/a | n/a | Yes |
| MMS | n/a | n/a | n/a | Yes |
| Text Messaging Templates | n/a | n/a | n/a | Yes |
| Music | ||||
| FM Radio | - | Yes | Yes | - |
| Headphone Jack (3.5mm) | Yes | Yes | Yes | - |
| Music Player | n/a | n/a | n/a | Yes |
| Photo & Video | ||||
| DLNA | Yes | Yes | - | - |
| Miracast | Yes | - | - | - |
| TV Output | Yes | - | - | - |
| Power | ||||
| Fast Charging | - | - | Yes | - |
| Productivity | ||||
| Alarm | n/a | n/a | n/a | Yes |
| Calculator | n/a | n/a | n/a | Yes |
| Calendar | n/a | n/a | n/a | Yes |
| To-Do List | n/a | n/a | n/a | Yes |
| Voice Memo | n/a | n/a | n/a | Yes |
| Software | ||||
| Games | n/a | n/a | n/a | Yes |
| Java (J2ME) | n/a | n/a | n/a | Yes |
| Voice | ||||
| HD Voice | - | Yes | Yes | - |
| Push-To-Talk | - | - | - | Yes |
| Speaker Phone | Yes | Yes | Yes | Yes |
| * Some versions only | ||||
| LG Optimus F7 | LG Stylo 4 | ZTE Blade Z Max | Samsung SGH-A657 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | LG Optimus F7 | LG Stylo 4 | ZTE Blade Z Max | Samsung SGH-A657 |
