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| Phone | Samsung Galaxy S8+ | Samsung Saga i770 | Samsung Galaxy S6 (CDMA) | CAT S61 | ZTE Z221 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
6.2" diag. 18.5 : 9 |
2.6" diag. 1 : 1 |
5.1" diag. 16 : 9 |
5.2" diag. 16 : 9 |
2" diag. 4 : 3 |
| Display Resolution & Type |
1440 x 2960 pixels (~531 ppi) AMOLED |
320 x 320 pixels (~177 ppi) LCD (TFT/TFD) |
1440 x 2560 pixels (~576 ppi) AMOLED |
1080 x 1920 pixels (~424 ppi) LCD (TFT/TFD) |
240 x 320 pixels (~200 ppi) LCD (TFT/TFD) |
| Display Refresh | 60 Hz | ? | 60 Hz | 60 Hz | ? |
| Battery | 3,500 mAh | 1,300 mAh | 2,550 mAh | 4,500 mAh | 900 mAh |
| Processor | 2.3 GHz Qualcomm Snapdragon 835 (MSM8998) | 384 MHz MSM7500 | 2.1 GHz Samsung Exynos | 2.2 GHz Qualcomm Snapdragon 630 | ? |
| RAM | 4 GB | ? | 3 GB | 4 GB | ? |
| Storage | 64 GB | ? raw hardware | 32 GB * | 64 GB | 142 MB |
| Main Camera | 12 megapixel | 2 megapixel | 16 megapixel | 16 megapixel | Yes |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | 4K UHD | QVGA (320 x 240) | 4K UHD | 4K UHD | QCIF (176 x 144) |
| Front Camera | 8 megapixel | - | 5 megapixel | 8 megapixel | - |
| Weight |
6.1 oz (173g) |
4.59 oz (130g) |
4.87 oz (138g) |
9.03 oz (256g) |
3.24 oz (92g) |
| Dimensions |
6.28" x 2.89" x 0.32" (160 x 73 x 8.1 mm) |
4.88" x 2.44" x 0.53" (124 x 62 x 13.5 mm) |
5.65" x 2.78" x 0.27" (143 x 71 x 6.8 mm) |
5.91" x 2.99" x 0.51" (150 x 76 x 13 mm) |
3.76" x 1.92" x 0.73" (96 x 49 x 18.5 mm) |
| Form Factor | Slab | Slab | Slab | Slab | Clamshell |
| Platform / OS | Android | Windows Mobile Professional | Android | Android | (proprietary) |
| Network Bands |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 40, 41, 66 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 GSM: 850, 900, 1800, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 25, 26, 28, 29, 66 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
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| Data Technology | LTE (Cat 16) | EVDO rA | LTE (Cat 4) | LTE (Cat 13) | HSDPA 3.6 |
| Features | |||||
| Barometer | - | - | - | Yes | - |
| Fingerprint Reader |
Yes stand-alone |
- | Yes | - | - |
| Flashlight | Yes | - | Yes | Yes | - |
| GPS / Location | n/a | n/a | n/a | n/a | Yes |
| Ruggedized | - | - | - | Yes | - |
| VR-ready | Yes | - | Yes | - | - |
| Water-Resistant |
Yes IPX8 (SCUBA) |
- | - |
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 (very compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
| Multiple Languages | n/a | n/a | n/a | n/a | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | - | Yes |
| Alerts | |||||
| Extra Display | - | - | - | - | Yes |
| Ringer Profiles | - | - | - | - | Yes |
| Connectivity | |||||
| Bluetooth | Yes | Yes | Yes | Yes | Yes |
| Infrared (IR) | - | - | Yes | - | - |
| MirrorLink | Yes | - | Yes | - | - |
| NFC | Yes | - | Yes | Yes | - |
| USB |
Yes USB Type C |
Yes |
Yes Micro-USB |
Yes USB Type C |
Yes |
| Wi-Fi |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 802.11 b,g |
Yes 5 (802.11 a,ac,b,g,n) |
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 | |||||
| Custom Graphics | n/a | n/a | n/a | n/a | Yes |
| Custom Ringtones | n/a | n/a | n/a | n/a | Yes |
| Real-Music Ringers | n/a | n/a | n/a | n/a | Yes |
| Data & Network | |||||
| Data Tethering | n/a | n/a | n/a | n/a | - |
| Dual-SIM | - | - | - | Yes * | - |
| WAP / Web Browser | n/a | n/a | n/a | n/a | Yes |
| Input | |||||
| Predictive Text Entry | n/a | n/a | n/a | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Stylus | - | Yes | - | - | - |
| Text Keyboard, Hardware | - | Yes | - | - | - |
| Touch Screen |
Yes Capacitive |
Yes Resistive |
Yes Capacitive |
Yes | - |
| Memory | |||||
| Memory Card Slot | Yes | Yes | - | Yes | - |
| Messaging | |||||
| Email Client | n/a | n/a | n/a | n/a | Yes |
| Instant Messaging | n/a | n/a | n/a | n/a | Yes |
| MMS | n/a | n/a | n/a | n/a | Yes |
| Text Messaging Templates | n/a | n/a | n/a | n/a | Yes |
| 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 | - | - |
| Miracast | - | - | Yes | - | - |
| TV Output | - | - | Yes | - | - |
| Power | |||||
| Fast Charging | Yes | - | - | Yes | - |
| Wireless Charging | Yes | - | Yes | - | - |
| Productivity | |||||
| Alarm | n/a | n/a | n/a | n/a | Yes |
| Calculator | n/a | n/a | n/a | n/a | Yes |
| Calendar | n/a | n/a | n/a | n/a | Yes |
| To-Do List | n/a | n/a | n/a | n/a | - |
| Voice Memo | n/a | n/a | n/a | n/a | Yes |
| Software | |||||
| Games | n/a | n/a | n/a | n/a | Yes |
| Java (J2ME) | n/a | n/a | n/a | n/a | Yes |
| Voice | |||||
| HD Voice | Yes | - | Yes | - | - |
| Headset Jack (2.5 mm) | n/a | n/a | n/a | n/a | - |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| * Some versions only | |||||
| Samsung Galaxy S8+ | Samsung Saga i770 | Samsung Galaxy S6 (CDMA) | CAT S61 | ZTE Z221 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung Galaxy S8+ | Samsung Saga i770 | Samsung Galaxy S6 (CDMA) | CAT S61 | ZTE Z221 |
