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| Phone | Samsung SGH-E400 | ZTE Obsidian | Siemens SL65 | Asus ZenFone 4 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Not yet released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? |
4.5" diag. 16 : 9 |
? |
5.5" diag. 16 : 9 |
| Display Resolution & Type |
128 x 144 pixels LCD (TFT/TFD) |
480 x 854 pixels (~218 ppi) LCD (TFT/TFD) |
130 x 130 pixels LCD (TFT/TFD) |
1080 x 1920 pixels (~401 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | ? | 60 Hz |
| Battery | 700 mAh | 1,800 mAh | 700 mAh | 3,300 mAh |
| Processor | ? | 1 GHz MediaTek / MT6735M | ? | 2.2 GHz Qualcomm Snapdragon 630 |
| RAM | ? | 1 GB | ? | 4 GB |
| Storage | ? raw hardware | 8 GB | ? raw hardware | 64 GB |
| Main Camera | - | 5 megapixel | - | 12 megapixel |
| Wide Camera | - | - | - | Yes |
| Tele Camera | - | - | - | - |
| Video Capture | - | 720p HD | ? | 4K UHD |
| Front Camera | - | 2 megapixel | - | 8 megapixel |
| Weight |
3.1 oz (88g) |
4.66 oz (132g) |
3.49 oz (99g) |
5.47 oz (155g) |
| Dimensions |
3.46" x 1.65" x 0.89" (88 x 42 x 22.6 mm) |
5.41" x 2.7" x 0.39" (137 x 69 x 10 mm) |
3.55" x 1.87" x 0.82" (90 x 47 x 20.8 mm) |
6.12" x 2.96" x 0.3" (155 x 75 x 7.7 mm) |
| Form Factor | Clamshell | Slab | Slide | Slab |
| Platform / OS | (proprietary) | Android | (proprietary) | Android |
| Network Bands |
GSM: 900, 1800, 1900 |
4G LTE: 2, 4, 12 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
GSM: 900, 1800, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 17, 28 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
| Data Technology | GPRS | LTE (Cat 4) | GPRS | LTE (Cat 12) |
| Features | ||||
| Fingerprint Reader | - | - | - |
Yes stand-alone |
| Flashlight | - | Yes | - | Yes |
| GPS / Location | - | n/a | - | n/a |
| Accessibility | ||||
| Adjustable Text Size | - | n/a | - | n/a |
| Hearing Aid Compatible | - | Yes | - | Yes |
| Multiple Languages | Yes | n/a | Yes | n/a |
| TTY/TDD (Digital) | - | Yes | - | - |
| Alerts | ||||
| Extra Display | Yes | - | - | - |
| Ringer Profiles | - | - | Yes | - |
| Connectivity | ||||
| Bluetooth | - |
Yes Classic Audio |
- |
Yes Classic Audio |
| Infrared (IR) | Yes | - | Yes | - |
| Mobile Hotspot | - | n/a | - | n/a |
| NFC | - | - | - | Yes |
| USB | - |
Yes Micro-USB |
Yes |
Yes USB Type C |
| Wi-Fi | - |
Yes 4 (802.11 b,g,n) |
- |
Yes 5 (802.11 a,ac,b,g,n) |
| Contacts | ||||
| Picture ID | - | n/a | Yes | n/a |
| Ringer ID | - | n/a | Yes | n/a |
| Voice Dialing | - | n/a | - | n/a |
| Customization | ||||
| Custom Graphics | Yes | n/a | Yes | n/a |
| Custom Ringtones | Yes | n/a | Yes | n/a |
| Real-Music Ringers | - | n/a | - | n/a |
| Data & Network | ||||
| Data Tethering | Yes | n/a | Yes | n/a |
| Dual-SIM | - | - | - | Yes |
| WAP / Web Browser | Yes | n/a | Yes | n/a |
| Input | ||||
| Predictive Text Entry | Yes | n/a | Yes | n/a |
| Side Keys | Yes | Yes | Yes | Yes |
| Touch Screen | - | Yes | - | Yes |
| Memory | ||||
| Memory Card Slot | - | Yes | - | Yes |
| Messaging | ||||
| Email Client | - | n/a | Yes | n/a |
| EMS / Picture Messaging | Yes | n/a | Yes | n/a |
| Instant Messaging | - | n/a | - | n/a |
| MMS | - | n/a | Yes | n/a |
| Text Messaging Templates | Yes | n/a | Yes | n/a |
| Music | ||||
| Headphone Jack (3.5mm) | - | Yes | - | Yes |
| Music Player | - | n/a | - | n/a |
| Photo & Video | ||||
| Miracast | - | - | - | Yes |
| Power | ||||
| Fast Charging | - | - | - | Yes |
| Productivity | ||||
| Alarm | Yes | n/a | Yes | n/a |
| Calculator | Yes | n/a | Yes | n/a |
| Calendar | Yes | n/a | Yes | n/a |
| To-Do List | Yes | n/a | Yes | n/a |
| Voice Memo | - | n/a | Yes | n/a |
| Software | ||||
| Games | Yes | n/a | Yes | n/a |
| Java (J2ME) | Yes | n/a | Yes | n/a |
| Voice | ||||
| Headset Jack (2.5 mm) | Yes | n/a | - | n/a |
| Speaker Phone | - | Yes | Yes | Yes |
| Samsung SGH-E400 | ZTE Obsidian | Siemens SL65 | Asus ZenFone 4 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-E400 | ZTE Obsidian | Siemens SL65 | Asus ZenFone 4 |
