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| Phone | Siemens CT66 / C66 / C65 / C71 / C70 | Samsung Sidekick 4G | Samsung Galaxy S7 edge | Samsung Jack i637 | ZTE Max |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? |
3.5" diag. 5 : 3 |
5.5" diag. 16 : 9 |
2.4" diag. 4 : 3 |
5.7" diag. 16 : 9 |
| Display Resolution & Type |
130 x 130 pixels LCD (Color) |
480 x 800 pixels (~267 ppi) LCD (TFT/TFD) |
1440 x 2560 pixels (~534 ppi) AMOLED |
320 x 240 pixels (~167 ppi) LCD (TFT/TFD) |
720 x 1280 pixels (~258 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | 60 Hz | ? | 60 Hz |
| Battery | 600 mAh | ? | 3,600 mAh | 1,480 mAh | 3,200 mAh |
| Processor | ? | 1 GHz Samsung Hummingbird Cortex A8 | 2.2 GHz Qualcomm Snapdragon 820 (MSM8996) | ? | 1.2 GHz Qualcomm Snapdragon 400 MSM8930 |
| RAM | ? | ? | 4 GB | ? | 1 GB |
| Storage | ? raw hardware | ? raw hardware | 32 GB | ? raw hardware | 8 GB |
| Main Camera | Yes | 3 megapixel | 12 megapixel | 3 megapixel | 8 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | WVGA / 480p | 4K UHD | ? | 1080p HD |
| Front Camera | - | Yes | 5 megapixel | - | 1 megapixel |
| Weight |
3 oz (85g) |
5.7 oz (162g) |
5.54 oz (157g) |
3.6 oz (102g) |
6.87 oz (195g) |
| Dimensions |
4.1" x 1.8" x 0.7" (104 x 46 x 17.8 mm) |
5" x 2.42" x 0.6" (127 x 61 x 15.2 mm) |
5.94" x 2.86" x 0.3" (151 x 73 x 7.7 mm) |
4.4" x 2.4" x 0.5" (112 x 61 x 12.7 mm) |
6.45" x 3.24" x 0.35" (164 x 82 x 9 mm) |
| Form Factor | Slab | Slide | Slab | Slab | Slab |
| Platform / OS | (proprietary) | Android | Android | Windows Mobile Standard | Android |
| Network Bands |
GSM: 850, 1800, 1900 |
WCDMA: 1, 4 GSM: 850, 900, 1800, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 25, 26, 29, 30, 38, 39, 40, 41 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
4G LTE: 25 CDMA: 800, 850, 1900 |
| Data Technology | GPRS | HSPA+ 21 | LTE (Cat 9) | HSDPA 3.6 | LTE (Cat 3) |
| Features | |||||
| Fingerprint Reader | - | - | Yes | - | - |
| Flashlight | - | - | Yes | - | - |
| GPS / Location | - | n/a | n/a | n/a | n/a |
| VR-ready | - | - | Yes | - | - |
| Water-Resistant | - | - |
Yes IPX8 (SCUBA) |
- | - |
| Accessibility | |||||
| Adjustable Text Size | - | n/a | n/a | n/a | n/a |
| Hearing Aid Compatible | - |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
Yes M3 (mostly compatible) |
Yes M4, T4 (very tele-coil compatible) |
| Multiple Languages | Yes | n/a | n/a | n/a | n/a |
| TTY/TDD (Digital) | - | Yes | Yes | - | Yes |
| Alerts | |||||
| Ringer Profiles | Yes | - | - | Yes | - |
| Connectivity | |||||
| Bluetooth | - | Yes | Yes | Yes | Yes |
| Infrared (IR) | Yes | - | - | - | - |
| MirrorLink | - | - | Yes | - | - |
| Mobile Hotspot | - | n/a | n/a | n/a | n/a |
| NFC | - | - | Yes | - | - |
| USB | Yes |
Yes Micro-USB |
Yes Micro-USB |
Yes |
Yes Micro-USB |
| Wi-Fi | - |
Yes 4 (802.11 b,g,n) |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 802.11 b,g |
Yes 4 (802.11 b,g,n) |
| Contacts | |||||
| Picture ID | Yes | n/a | n/a | n/a | n/a |
| Ringer ID | Yes | 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 | Yes | n/a | n/a | n/a | n/a |
| Custom Ringtones | Yes | n/a | n/a | n/a | n/a |
| Real-Music Ringers | - | n/a | n/a | n/a | n/a |
| Data & Network | |||||
| Data Tethering | - | n/a | n/a | n/a | n/a |
| Dual-SIM | - | - | Yes | - | - |
| WAP / Web Browser | Yes | n/a | n/a | n/a | n/a |
| Input | |||||
| Predictive Text Entry | Yes | n/a | n/a | n/a | n/a |
| Side Keys | - | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | Yes | - | Yes | - |
| Touch Screen | - | Yes |
Yes Capacitive |
- |
Yes Capacitive |
| Memory | |||||
| Memory Card Slot | - | Yes | Yes | Yes | Yes |
| Messaging | |||||
| Email Client | - | n/a | n/a | n/a | n/a |
| EMS / Picture Messaging | Yes | n/a | n/a | n/a | n/a |
| Instant Messaging | - | n/a | n/a | n/a | n/a |
| MMS | Yes | n/a | n/a | n/a | n/a |
| Text Messaging Templates | Yes | n/a | n/a | n/a | n/a |
| Music | |||||
| FM Radio | - | - | - | - | Yes |
| Headphone Jack (3.5mm) | - | Yes | Yes | - | Yes |
| Music Player | - | n/a | n/a | n/a | n/a |
| Photo & Video | |||||
| DLNA | - | Yes | Yes | - | Yes |
| Miracast | - | - | Yes | - | - |
| Power | |||||
| Fast Charging | - | - | Yes | - | - |
| Wireless Charging | - | - | Yes | - | Yes * |
| Productivity | |||||
| Alarm | Yes | n/a | n/a | n/a | n/a |
| Calculator | Yes | n/a | n/a | n/a | n/a |
| Calendar | Yes | n/a | n/a | n/a | n/a |
| To-Do List | Yes | n/a | n/a | n/a | n/a |
| Voice Memo | Yes | n/a | n/a | n/a | n/a |
| Software | |||||
| Games | Yes | n/a | n/a | n/a | n/a |
| Java (J2ME) | Yes | n/a | n/a | n/a | n/a |
| Voice | |||||
| Call Screening | Yes | - | - | - | - |
| HD Voice | - | - | Yes | - | Yes |
| Push-To-Talk | Yes * | - | - | - | - |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| * Some versions only | |||||
| Siemens CT66 / C66 / C65 / C71 / C70 | Samsung Sidekick 4G | Samsung Galaxy S7 edge | Samsung Jack i637 | ZTE Max | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Siemens CT66 / C66 / C65 / C71 / C70 | Samsung Sidekick 4G | Samsung Galaxy S7 edge | Samsung Jack i637 | ZTE Max |
