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| Phone | Asus PadFone X | Apple iPhone 4 (GSM) | Siemens A60 | LG Quantum | ZTE Blade X1 5G |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
5" diag. 16 : 9 |
3.5" diag. 5 : 3 |
? |
3.5" diag. 5 : 3 |
6.5" diag. 19.5 : 9 |
| Display Resolution & Type |
1080 x 1920 pixels (~441 ppi) LCD (TFT/TFD) |
640 x 960 pixels (~330 ppi) LCD (TFT/TFD) |
101 x 80 pixels LCD (STN) |
480 x 800 pixels (~267 ppi) LCD (TFT/TFD) |
1080 x 2340 pixels (~396 ppi) LCD (TFT/TFD) |
| Display Refresh | 60 Hz | 60 Hz | ? | ? | 60 Hz |
| Battery | 2,300 mAh | ? | 700 mAh | 1,500 mAh | 4,000 mAh |
| Processor | 2.3 GHz Qualcomm Snapdragon 800 | Apple A4 | ? | 1 GHz Qualcomm Snapdragon S1 QSD8250 | 2.4 GHz Qualcomm Snapdragon 765G |
| RAM | 2 GB | ? | ? | ? | 6 GB |
| Storage | 16 GB | 32 GB * | ? raw hardware | 16 GB | 128 GB |
| Main Camera | 13 megapixel | 5 megapixel | - | 5 megapixel | 48 megapixel |
| Wide Camera | - | - | - | - | 8 megapixel |
| Tele Camera | - | - | - | - | - |
| Video Capture | 4K UHD | 720p HD | - | 720p HD | 4K UHD |
| Front Camera | 2 megapixel | Yes | - | - | 16 megapixel |
| Weight |
5.29 oz (150g) |
4.8 oz (136g) |
3 oz (85g) |
6.21 oz (176g) |
6.7 oz (190g) |
| Dimensions |
5.67" x 2.85" x 0.39" (144 x 72 x 10 mm) |
4.5" x 2.31" x 0.37" (114 x 59 x 9.4 mm) |
4.33" x 1.85" x 0.91" (110 x 47 x 23.1 mm) |
4.7" x 2.34" x 0.6" (119 x 59 x 15.2 mm) |
6.46" x 2.99" x 0.36" (164 x 76 x 9.2 mm) |
| Form Factor | Slab | Slab | Slab | Slide | Slab |
| Platform / OS | Android | iOS | (proprietary) | Windows | Android |
| Network Bands |
4G LTE: 2, 4, 5, 7, 17 WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
WCDMA: 1, 2, 5, 8 GSM: 850, 900, 1800, 1900 |
GSM: 900, 1800, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
5G: 2, 5, 66 4G LTE: 2, 4, 5, 12, 13, 66 |
| Data Technology | LTE (Cat 4) | HSPA 7.2 | GPRS | HSPA 7.2 | NR (5G) |
| Features | |||||
| Barometer | - | - | - | - | Yes |
| Fingerprint Reader | - | - | - | - |
Yes stand-alone |
| Flashlight | - | - | - | - | Yes |
| GPS / Location | n/a | n/a | - | n/a | n/a |
| Accessibility | |||||
| Adjustable Text Size | n/a | n/a | - | n/a | n/a |
| Hearing Aid Compatible |
Yes M3, T4 (very tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
- | - |
Yes M4, T4 (very tele-coil compatible) |
| Multiple Languages | n/a | n/a | Yes | n/a | n/a |
| TTY/TDD (Digital) | Yes | Yes | - | Yes | Yes |
| Connectivity | |||||
| Bluetooth | Yes | Yes | - | Yes | Yes |
| Mobile Hotspot | n/a | n/a | - | n/a | n/a |
| NFC | Yes | - | - | - | Yes |
| USB |
Yes Micro-USB |
Yes | - | Yes |
Yes USB Type C |
| Wi-Fi |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 4 (802.11 b,g,n) |
- | Yes |
Yes 5 (802.11 a,ac,b,g,n) |
| Contacts | |||||
| Picture ID | n/a | n/a | - | n/a | n/a |
| Ringer ID | n/a | n/a | - | n/a | n/a |
| Voice Dialing | n/a | n/a | - | n/a | n/a |
| Customization | |||||
| Changeable Body Plates | - | - | Yes | - | - |
| Custom Graphics | n/a | n/a | Yes | n/a | n/a |
| Custom Ringtones | n/a | n/a | Yes | n/a | n/a |
| Real-Music Ringers | n/a | n/a | - | n/a | n/a |
| Data & Network | |||||
| Data Tethering | n/a | n/a | Yes | n/a | n/a |
| WAP / Web Browser | n/a | n/a | Yes | n/a | n/a |
| Input | |||||
| Predictive Text Entry | n/a | n/a | Yes | n/a | n/a |
| Side Keys | Yes | Yes | - | Yes | Yes |
| Text Keyboard, Hardware | - | - | - | Yes | - |
| Touch Screen |
Yes Capacitive |
Yes Capacitive |
- |
Yes Capacitive |
Yes Capacitive |
| Memory | |||||
| Memory Card Slot | Yes | - | - | - | Yes |
| Messaging | |||||
| Email Client | n/a | n/a | - | n/a | n/a |
| EMS / Picture Messaging | n/a | n/a | Yes | n/a | n/a |
| MMS | n/a | n/a | - | n/a | n/a |
| Music | |||||
| FM Radio | - | - | - | Yes | - |
| Headphone Jack (3.5mm) | Yes | Yes | - | Yes | Yes |
| Music Player | n/a | n/a | - | n/a | n/a |
| Photo & Video | |||||
| Miracast | Yes | - | - | - | - |
| TV Output | - | Yes | - | - | - |
| Power | |||||
| Fast Charging | - | - | - | - | Yes |
| Wireless Charging | Yes | - | - | - | - |
| Productivity | |||||
| Alarm | n/a | n/a | - | n/a | n/a |
| Calculator | n/a | n/a | - | n/a | n/a |
| Calendar | n/a | n/a | - | n/a | n/a |
| Voice Memo | n/a | n/a | - | n/a | n/a |
| Software | |||||
| Games | n/a | n/a | - | n/a | n/a |
| Voice | |||||
| HD Voice | Yes | - | - | - | Yes |
| Speaker Phone | Yes | Yes | - | Yes | Yes |
| * Some versions only | |||||
| Asus PadFone X | Apple iPhone 4 (GSM) | Siemens A60 | LG Quantum | ZTE Blade X1 5G | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Asus PadFone X | Apple iPhone 4 (GSM) | Siemens A60 | LG Quantum | ZTE Blade X1 5G |
