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| Phone | Samsung SGH-X400 | Sony Ericsson K750 / W800 / D750 / W700 | ZTE Speed | LG Velvet | Asus PadFone X mini |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? | ? |
4.5" diag. 16 : 9 |
6.8" diag. 20.5 : 9 |
4.5" diag. 16 : 9 |
| Display Resolution & Type |
128 x 160 pixels LCD (TFT/TFD) |
176 x 220 pixels LCD (TFT/TFD) |
540 x 960 pixels (~245 ppi) LCD (TFT/TFD) |
1080 x 2460 pixels (~395 ppi) AMOLED |
480 x 854 pixels (~218 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | 60 Hz | 60 Hz |
| Battery | 620 mAh | 900 mAh | 2,000 mAh | 4,300 mAh | 2,060 mAh |
| Processor | ? | ? | 1.2 GHz Qualcomm Snapdragon 410 MSM8916 | Qualcomm Snapdragon 765G | 1.6 GHz Intel Atom Z2560 |
| RAM | ? | ? | 1 GB | 6 GB | 1 GB |
| Storage | ? raw hardware | ? raw hardware | 8 GB | 128 GB | 8 GB |
| Main Camera | - | 2 megapixel | 5 megapixel | 48 megapixel | 5 megapixel |
| Wide Camera | - | - | - | 8 megapixel | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | ? | 720p HD | 4K UHD | 1080p HD |
| Front Camera | - | - | 2 megapixel | 16 megapixel | 2 megapixel |
| Weight |
3.17 oz (90g) |
3.49 oz (99g) |
4.8 oz (136g) |
6.35 oz (180g) |
5.26 oz (149g) |
| Dimensions |
3.39" x 1.81" x 0.8" (86 x 46 x 20.3 mm) |
3.94" x 1.81" x 0.79" (100 x 46 x 20.1 mm) |
5.3" x 2.6" x 0.4" (135 x 66 x 10.2 mm) |
6.58" x 2.92" x 0.31" (167 x 74 x 7.9 mm) |
5.2" x 2.61" x 0.5" (132 x 66 x 12.6 mm) |
| Form Factor | Clamshell | Slab | Slab | Slab | Slab |
| Platform / OS | (proprietary) | (proprietary) | Android | Android | Android |
| Network Bands |
GSM: 900, 1800, 1900 |
GSM: 900, 1800, 1900 |
4G LTE: 25, 26, 41 CDMA: 800, 850, 1900 |
5G: 2, 5, 25, 41, 66, 71, 260, 261 4G LTE: 1, 2, 3, 4, 5, 7, 12, 13, 14, 20, 25, 29, 30, 38, 39, 40, 41, 46, 66, 71 WCDMA: 1, 2, 4, 5 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
4G LTE: 2, 4, 5, 17 WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
| Data Technology | GPRS | GPRS | LTE (Cat 3) | NR (5G) | LTE (Cat 3) |
| Features | |||||
| Barometer | - | - | - | Yes | - |
| Fingerprint Reader | - | - | - |
Yes in-display (optical) |
- |
| Flashlight | - | Yes | - | Yes | Yes |
| GPS / Location | - | - | n/a | n/a | n/a |
| Water-Resistant | - | - | - |
Yes IPX8 (SCUBA) |
- |
| Accessibility | |||||
| Adjustable Text Size | - | - | n/a | n/a | n/a |
| Hearing Aid Compatible | - | - |
Yes M3, T4 (very tele-coil compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
Yes M3, T4 (very tele-coil compatible) |
| Multiple Languages | Yes | Yes | n/a | n/a | n/a |
| TTY/TDD (Digital) | - | Yes | Yes | Yes | Yes |
| Alerts | |||||
| Extra Display | Yes | - | - | - | - |
| Ringer Profiles | - | Yes | - | - | - |
| Connectivity | |||||
| Bluetooth | - | Yes | Yes | Yes | Yes |
| Infrared (IR) | Yes | Yes | - | - | - |
| Mobile Hotspot | - | - | n/a | n/a | n/a |
| NFC | - | - | - | Yes | - |
| USB | - | Yes |
Yes Micro-USB |
Yes USB Type C |
Yes Micro-USB |
| 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 | 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 | - | - | n/a | n/a | n/a |
| Data & Network | |||||
| Data Tethering | - | 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 |
| Touch Screen | - | - |
Yes Capacitive |
Yes Capacitive |
Yes Capacitive |
| Memory | |||||
| Memory Card Slot | - | Yes | Yes | Yes | Yes |
| Messaging | |||||
| Email Client | - | Yes | n/a | n/a | n/a |
| EMS / Picture Messaging | Yes | Yes | n/a | n/a | n/a |
| Instant Messaging | - | - | n/a | n/a | n/a |
| MMS | - | Yes | n/a | n/a | n/a |
| Text Messaging Templates | Yes | Yes | n/a | n/a | n/a |
| Music | |||||
| FM Radio | Yes | Yes | - | Yes | - |
| Headphone Jack (3.5mm) | - | - | Yes | Yes | Yes |
| Music Player | - | Yes | n/a | n/a | n/a |
| Stereo Speakers | - | - | - | Yes | - |
| Photo & Video | |||||
| DLNA | - | - | - | Yes | - |
| Miracast | - | - | - | Yes | - |
| TV Output | - | - | - | Yes | - |
| Power | |||||
| Fast Charging | - | - | - | Yes | - |
| Wireless 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 | n/a | n/a | n/a |
| Software | |||||
| Games | Yes | Yes | n/a | n/a | n/a |
| Java (J2ME) | Yes | 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 |
| Samsung SGH-X400 | Sony Ericsson K750 / W800 / D750 / W700 | ZTE Speed | LG Velvet | Asus PadFone X mini | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-X400 | Sony Ericsson K750 / W800 / D750 / W700 | ZTE Speed | LG Velvet | Asus PadFone X mini |
