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| Phone | Samsung Galaxy S6 (GSM) | Samsung SPH-A660 / VI660 | Google Pixel 2 XL | BlackBerry Storm2 9550 | ZTE Z431 / Altair |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
5.1" diag. 16 : 9 |
? |
6" diag. 18 : 9 |
3.3" diag. 4 : 3 |
2.4" diag. 4 : 3 |
| Display Resolution & Type |
1440 x 2560 pixels (~576 ppi) AMOLED |
128 x 160 pixels LCD (Color) |
1440 x 2880 pixels (~537 ppi) AMOLED |
360 x 480 pixels (~185 ppi) LCD (TFT/TFD) |
320 x 240 pixels (~167 ppi) LCD (TFT/TFD) |
| Display Refresh | 60 Hz | ? | 60 Hz | ? | ? |
| Battery | 2,550 mAh | ? | 3,520 mAh | 1,400 mAh | 1,000 mAh |
| Processor | 2.1 GHz Samsung Exynos 7420 | ? | 2.4 GHz Qualcomm Snapdragon 835 (MSM8998) | ? | ? |
| RAM | 3 GB | ? | 4 GB | ? | ? |
| Storage | 32 GB * | ? raw hardware | 64 GB * | ? raw hardware | ? raw hardware |
| Main Camera | 16 megapixel | - | 12 megapixel | 3 megapixel | 2 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | 4K UHD | - | 4K UHD | ? | QVGA (320 x 240) |
| Front Camera | 5 megapixel | - | 8 megapixel | - | - |
| Weight |
4.87 oz (138g) |
3.54 oz (100g) |
6.17 oz (175g) |
5.64 oz (160g) |
3.52 oz (100g) |
| Dimensions |
5.65" x 2.78" x 0.27" (143 x 71 x 6.8 mm) |
3.3" x 1.8" x 0.87" (84 x 46 x 22.1 mm) |
6.22" x 3.02" x 0.31" (158 x 77 x 7.9 mm) |
4.43" x 2.45" x 0.55" (113 x 62 x 14 mm) |
4.49" x 2.39" x 0.41" (114 x 61 x 10.4 mm) |
| Form Factor | Slab | Clamshell | Slab | Slab | Slab |
| Platform / OS | Android | (proprietary) | Android | BlackBerry OS | (proprietary) |
| Network Bands |
CDMA: 850, 1900 AMPS: 850 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 29, 30, 40, 41, 66 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
WCDMA: 1 CDMA: 850, 1900 GSM: 850, 900, 1800, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
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| Data Technology | LTE (Cat 6) | 1xRTT | LTE (Cat 15) | EVDO rA | ? |
| Features | |||||
| Barometer | - | - | Yes | - | - |
| Fingerprint Reader | Yes | - |
Yes stand-alone |
- | - |
| Flashlight | Yes | - | Yes | - | - |
| GPS / Location | n/a | Yes | n/a | n/a | Yes |
| VR-ready | Yes | - | Yes | - | - |
| Water-Resistant | - | - |
Yes IPX7 (snorkeling) |
- | - |
| Accessibility | |||||
| Adjustable Text Size | 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 M3, T3 (mostly tele-coil compatible) |
| Multiple Languages | n/a | Yes | n/a | n/a | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes | Yes |
| Alerts | |||||
| Ringer Profiles | - | - | - | Yes | Yes |
| Connectivity | |||||
| Bluetooth | Yes | - | Yes | Yes | Yes |
| Infrared (IR) | Yes | - | - | - | - |
| MirrorLink | Yes | - | - | - | - |
| NFC | Yes | - | Yes | - | - |
| USB |
Yes Micro-USB |
- |
Yes USB Type C |
Yes |
Yes Micro-USB |
| Wi-Fi |
Yes 5 (802.11 a,ac,b,g,n) |
- |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 802.11 b,g |
- |
| Contacts | |||||
| Picture ID | n/a | Yes | n/a | n/a | Yes |
| Ringer ID | n/a | Yes | n/a | n/a | Yes |
| Voice Dialing | n/a | Yes | n/a | n/a | - |
| Customization | |||||
| Custom Graphics | n/a | Yes | n/a | n/a | Yes |
| Custom Ringtones | n/a | Yes | n/a | n/a | Yes |
| Real-Music Ringers | n/a | - | n/a | n/a | Yes |
| Data & Network | |||||
| Data Tethering | n/a | Yes | n/a | n/a | Yes |
| WAP / Web Browser | n/a | Yes | n/a | n/a | Yes |
| Input | |||||
| Predictive Text Entry | n/a | Yes | n/a | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | - | - | - | Yes |
| Touch Screen |
Yes Capacitive |
- |
Yes Capacitive |
Yes Capacitive |
- |
| Memory | |||||
| Memory Card Slot | - | - | - | Yes | Yes |
| Messaging | |||||
| Email Client | n/a | - | n/a | n/a | Yes |
| Instant Messaging | n/a | - | n/a | n/a | - |
| MMS | n/a | - | n/a | n/a | Yes |
| Text Messaging Templates | n/a | - | n/a | n/a | Yes |
| Music | |||||
| Headphone Jack (3.5mm) | Yes | - | - | Yes | Yes |
| Music Player | n/a | - | n/a | n/a | Yes |
| Stereo Speakers | - | - | Yes | - | - |
| Photo & Video | |||||
| DLNA | Yes | - | - | - | - |
| Miracast | Yes | - | - | - | - |
| TV Output | Yes | - | - | - | - |
| Power | |||||
| Fast Charging | Yes | - | Yes | - | - |
| Wireless Charging | Yes | - | - | - | - |
| Productivity | |||||
| Alarm | n/a | Yes | n/a | n/a | Yes |
| Calculator | n/a | Yes | n/a | n/a | Yes |
| Calendar | n/a | Yes | n/a | n/a | Yes |
| To-Do List | n/a | Yes | n/a | n/a | - |
| Voice Memo | n/a | Yes | n/a | n/a | Yes |
| Software | |||||
| BREW | n/a | - | n/a | n/a | Yes |
| Games | n/a | Yes | n/a | n/a | Yes |
| Java (J2ME) | n/a | Yes | n/a | n/a | - |
| Voice | |||||
| HD Voice | Yes | - | Yes | - | - |
| Headset Jack (2.5 mm) | n/a | Yes | n/a | n/a | - |
| Speaker Phone | Yes | - | Yes | Yes | Yes |
| Samsung Galaxy S6 (GSM) | Samsung SPH-A660 / VI660 | Google Pixel 2 XL | BlackBerry Storm2 9550 | ZTE Z431 / Altair | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung Galaxy S6 (GSM) | Samsung SPH-A660 / VI660 | Google Pixel 2 XL | BlackBerry Storm2 9550 | ZTE Z431 / Altair |
