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| Phone | Samsung UpStage M620 | Audiovox CDM-9900 | Motorola Charm | LG Stylo 4 | ZTE Blade Z Max |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
2.1" diag. 4 : 3 |
? |
2.8" diag. 4 : 3 |
6.2" diag. 18 : 9 |
6" diag. 16 : 9 |
| Display Resolution & Type |
176 x 220 pixels (~134 ppi) LCD (TFT/TFD) |
240 x 320 pixels LCD (TFT/TFD) |
320 x 240 pixels (~143 ppi) LCD (TFT/TFD) |
1080 x 2160 pixels (~390 ppi) LCD (TFT/TFD) |
1080 x 1920 pixels (~367 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | 60 Hz | 60 Hz |
| Battery | 620 mAh | ? | 1,170 mAh | 3,300 mAh | 4,080 mAh |
| Processor | ? | ? | 720 MHz TI OMAP3410 | 1.8 GHz Qualcomm Snapdragon 450 | 1.4 GHz Qualcomm Snapdragon 435 (MSM8940) |
| RAM | ? | ? | ? | 2 GB * | 2 GB |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | 32 GB * | 32 GB |
| Main Camera | 1 megapixel | Yes | 3 megapixel | 13 megapixel | 16 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | ? | ? | ? | 1080p HD | 1080p HD |
| Front Camera | - | - | - | 5 megapixel | 8 megapixel |
| Weight |
2.57 oz (73g) |
4.09 oz (116g) |
3.88 oz (110g) |
6.07 oz (172g) |
6.58 oz (186g) |
| Dimensions |
4.07" x 1.73" x 0.37" (103 x 44 x 9.4 mm) |
3.66" x 1.89" x 0.95" (93 x 48 x 24.1 mm) |
3.87" x 2.65" x 0.45" (98 x 67 x 11.4 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) |
| Form Factor | Slab | Clamshell | Slab | Slab | Slab |
| Platform / OS | (proprietary) | (proprietary) | Android | Android | Android |
| Network Bands |
CDMA: 850, 1900 |
CDMA: 850, 1900 AMPS: 850 |
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 |
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| Data Technology | EVDO r0 | 1xRTT | HSDPA 3.6 | LTE (Cat 6) | LTE (Cat 6) |
| Features | |||||
| Fingerprint Reader | - | - | - |
Yes stand-alone |
Yes stand-alone |
| Flashlight | - | - | - | Yes | Yes |
| GPS / Location | - | Yes | n/a | n/a | n/a |
| Accessibility | |||||
| Adjustable Text Size | Yes | - | n/a | n/a | n/a |
| Hearing Aid Compatible |
Yes M4 (very compatible) |
- | - |
Yes M4, T3 (mostly tele-coil compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
| Multiple Languages | - | Yes | n/a | n/a | n/a |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes | Yes |
| Alerts | |||||
| Extra Display | Yes | Yes | - | - | - |
| Connectivity | |||||
| Bluetooth | Yes | - | Yes | Yes | Yes |
| NFC | - | - | - | Yes * | - |
| USB | Yes | Yes |
Yes Micro-USB |
Yes USB Type C |
Yes USB Type C |
| Wi-Fi | - | - |
Yes 4 (802.11 b,g,n) |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 4 (802.11 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 | 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 | n/a | n/a | n/a |
| External Antenna Jack | Yes | - | n/a | n/a | n/a |
| 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 |
| Stylus | - | - | - | Yes | - |
| Text Keyboard, Hardware | - | - | 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 |
| EMS / Picture Messaging | - | Yes | n/a | n/a | n/a |
| Instant Messaging | Yes | - | 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 | Yes |
| Headphone Jack (3.5mm) | - | - | Yes | Yes | Yes |
| Music Player | Yes | - | n/a | n/a | n/a |
| Photo & Video | |||||
| DLNA | - | - | - | Yes | - |
| Power | |||||
| Fast Charging | - | - | - | - | 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 | Yes | Yes | 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) | Yes | - | n/a | n/a | n/a |
| Voice | |||||
| HD Voice | - | - | - | Yes | Yes |
| Headset Jack (2.5 mm) | - | Yes | n/a | n/a | n/a |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| * Some versions only | |||||
| Samsung UpStage M620 | Audiovox CDM-9900 | Motorola Charm | LG Stylo 4 | ZTE Blade Z Max | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung UpStage M620 | Audiovox CDM-9900 | Motorola Charm | LG Stylo 4 | ZTE Blade Z Max |
