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| Phone | ZTE Whirl | Alcatel Idol 4S | Siemens SK65 | Siemens CT66 / C66 / C65 / C71 / C70 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Not yet released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
3.5" diag. 5 : 3 |
5.5" diag. 16 : 9 |
? | ? |
| Display Resolution & Type |
320 x 480 pixels (~165 ppi) LCD (TFT/TFD) |
1440 x 2560 pixels (~534 ppi) AMOLED |
132 x 176 pixels LCD (TFT/TFD) |
130 x 130 pixels LCD (Color) |
| Display Refresh | 60 Hz | 60 Hz | ? | ? |
| Battery | 1,300 mAh | 3,000 mAh | 750 mAh | 600 mAh |
| Processor | 1 GHz Qualcomm Snapdragon S1 MSM7225A | 1.8 GHz Qualcomm Snapdragon 652 (MSM8976) | ? | ? |
| RAM | 512 MB | 3 GB | ? | ? |
| Storage | 4 GB | 32 GB | ? raw hardware | ? raw hardware |
| Main Camera | 3 megapixel | 16 megapixel | - | Yes |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | VGA (640 x 480) | 4K UHD | - | - |
| Front Camera | - | 8 megapixel | - | - |
| Weight |
4.2 oz (119g) |
5.26 oz (149g) |
5.08 oz (144g) |
3 oz (85g) |
| Dimensions |
4.57" x 2.4" x 0.5" (116 x 61 x 12.7 mm) |
6.06" x 2.97" x 0.28" (154 x 75 x 7 mm) |
4.72" x 1.85" x 0.87" (120 x 47 x 22.1 mm) |
4.1" x 1.8" x 0.7" (104 x 46 x 17.8 mm) |
| Form Factor | Slab | Slab | Slab | Slab |
| Platform / OS | Android | Android | (proprietary) | (proprietary) |
| Network Bands |
WCDMA: 2, 4, 5 GSM: 850, 1900 |
4G LTE: 2, 4, 5, 7, 12, 17 WCDMA: 1, 2, 4, 5 GSM: 850, 900, 1800, 1900 |
GSM: 900, 1800, 1900 |
GSM: 850, 1800, 1900 |
| Data Technology | ? | LTE (Cat 4) | GPRS | GPRS |
| Features | ||||
| Fingerprint Reader | - | Yes * | - | - |
| Flashlight | - | Yes | - | - |
| GPS / Location | n/a | n/a | - | - |
| Accessibility | ||||
| Adjustable Text Size | n/a | n/a | - | - |
| Hearing Aid Compatible |
Yes M3, T4 (very tele-coil compatible) |
Yes M4, T4 (very tele-coil compatible) |
- | - |
| Multiple Languages | n/a | n/a | Yes | Yes |
| TTY/TDD (Digital) | Yes | Yes | - | - |
| Alerts | ||||
| Ringer Profiles | - | - | - | Yes |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | - |
| Infrared (IR) | - | - | Yes | Yes |
| Mobile Hotspot | n/a | n/a | - | - |
| NFC | - | Yes | - | - |
| USB |
Yes Micro-USB |
Yes Micro-USB |
Yes | Yes |
| Wi-Fi |
Yes 4 (802.11 b,g,n) |
Yes 5 (802.11 a,ac,b,g,n) |
- | - |
| Contacts | ||||
| Picture ID | n/a | n/a | - | Yes |
| Ringer ID | n/a | n/a | - | Yes |
| Voice Dialing | n/a | n/a | - | - |
| Customization | ||||
| Changeable Body Plates | - | - | - | Yes |
| Custom Graphics | n/a | n/a | Yes | Yes |
| Custom Ringtones | n/a | n/a | Yes | Yes |
| Real-Music Ringers | n/a | n/a | - | - |
| Data & Network | ||||
| Data Tethering | n/a | n/a | Yes | - |
| Dual-SIM | - | Yes * | - | - |
| WAP / Web Browser | n/a | n/a | Yes | Yes |
| Input | ||||
| Predictive Text Entry | n/a | n/a | - | Yes |
| Side Keys | Yes | Yes | Yes | - |
| Text Keyboard, Hardware | - | - | Yes | - |
| Touch Screen | Yes |
Yes Capacitive |
- | - |
| Memory | ||||
| Memory Card Slot | Yes | Yes | - | - |
| Messaging | ||||
| Email Client | n/a | n/a | Yes | - |
| EMS / Picture Messaging | n/a | n/a | - | Yes |
| Instant Messaging | n/a | n/a | - | - |
| MMS | n/a | n/a | Yes | Yes |
| Text Messaging Templates | n/a | n/a | - | Yes |
| Music | ||||
| Headphone Jack (3.5mm) | Yes | Yes | - | - |
| Music Player | n/a | n/a | - | - |
| Stereo Speakers | - | Yes | - | - |
| Photo & Video | ||||
| Miracast | - | Yes | - | - |
| Power | ||||
| Fast Charging | - | Yes | - | - |
| Productivity | ||||
| Alarm | n/a | n/a | Yes | Yes |
| Calculator | n/a | n/a | Yes | Yes |
| Calendar | n/a | n/a | Yes | Yes |
| To-Do List | n/a | n/a | Yes | Yes |
| Voice Memo | n/a | n/a | Yes | Yes |
| Software | ||||
| Games | n/a | n/a | Yes | Yes |
| Java (J2ME) | n/a | n/a | Yes | Yes |
| Voice | ||||
| Call Screening | - | - | - | Yes |
| HD Voice | - | Yes | - | - |
| Push-To-Talk | - | - | Yes * | Yes * |
| Speaker Phone | Yes | Yes | Yes | Yes |
| * Some versions only | ||||
| ZTE Whirl | Alcatel Idol 4S | Siemens SK65 | Siemens CT66 / C66 / C65 / C71 / C70 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | ZTE Whirl | Alcatel Idol 4S | Siemens SK65 | Siemens CT66 / C66 / C65 / C71 / C70 |
