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| Phone | Samsung Galaxy Note 4 (CDMA) | Kyocera Hydro Wave / Hydro Air | Samsung Galaxy S21+ |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size |
5.7" diag. 16 : 9 |
5" diag. 16 : 9 |
6.7" diag. 20 : 9 |
| Display Resolution & Type |
1440 x 2560 pixels (~515 ppi) AMOLED |
540 x 960 pixels (~220 ppi) LCD (TFT/TFD) |
1080 x 2400 pixels (~393 ppi) AMOLED |
| Display Refresh | 60 Hz | 60 Hz | 120 Hz |
| Battery | 3,220 mAh | 2,300 mAh | 4,800 mAh |
| Processor | 2.7 GHz Qualcomm Snapdragon 805 | 1.2 GHz Qualcomm Snapdragon 410 (MSM8916) | 2.8 GHz Qualcomm Snapdragon 888 |
| RAM | 3 GB | 1 GB | 8 GB |
| Storage | 32 GB | 8 GB | 128 GB * |
| Main Camera | 16 megapixel | 5 megapixel | 12 megapixel |
| Wide Camera | - | - | 12 megapixel |
| Tele Camera | - | - | 64 megapixel |
| Video Capture | 4K UHD | 1080p HD | 8K |
| Front Camera | 4 megapixel | 2 megapixel | 10 megapixel |
| Weight |
6.21 oz (176g) |
5.11 oz (145g) |
7.13 oz (202g) |
| Dimensions |
6.04" x 3.09" x 0.33" (154 x 79 x 8.5 mm) |
5.66" x 2.85" x 0.42" (144 x 72 x 10.7 mm) |
6.36" x 2.98" x 0.31" (161 x 76 x 7.8 mm) |
| Platform / OS | Android | Android | Android |
| Network Bands |
5G: 2, 5, 12, 25, 30, 41, 66, 71, 77-C, 260, 261 4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 46, 48, 66, 71 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
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| Data Technology | LTE (Cat 4) | LTE (Cat 4) | NR (5G) |
| Features | |||
| Barometer | - | - | Yes |
| Fingerprint Reader | Yes | - |
Yes in-display (ultrasonic) |
| Flashlight | Yes | Yes | Yes |
| Ruggedized | - | Yes | - |
| Water-Resistant | - |
Yes IPX7 (snorkeling) |
Yes IPX8 (SCUBA) |
| Accessibility | |||
| Hearing Aid Compatible |
Yes M4, T3 (mostly tele-coil compatible) |
Yes M4, T4 (very tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
| TTY/TDD (Digital) | Yes | Yes | Yes |
| Connectivity | |||
| Bluetooth | Yes | Yes | Yes |
| Infrared (IR) | Yes | - | - |
| MirrorLink | Yes | - | - |
| NFC | Yes | - | Yes |
| USB |
Yes Micro-USB |
Yes Micro-USB |
Yes USB Type C |
| UWB | - | - | Yes |
| Wi-Fi |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 4 (802.11 b,g,n) |
Yes 6 (802.11 a,ac,ax,b,g,n) |
| Input | |||
| Side Keys | Yes | Yes | Yes |
| Stylus | Yes | - | - |
| Touch Screen |
Yes Capacitive |
Yes Capacitive |
Yes Capacitive |
| Memory | |||
| Memory Card Slot | Yes | Yes | - |
| Music | |||
| Headphone Jack (3.5mm) | Yes | Yes | - |
| Stereo Speakers | - | - | Yes |
| Photo & Video | |||
| TV Output | Yes | - | Yes |
| Power | |||
| Fast Charging | Yes | Yes * | Yes |
| Wireless Charging | - | - | Yes |
| Voice | |||
| HD Voice | Yes | Yes * | Yes |
| Speaker Phone | Yes | Yes | Yes |
| * Some versions only | |||
| Samsung Galaxy Note 4 (CDMA) | Kyocera Hydro Wave / Hydro Air | Samsung Galaxy S21+ | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung Galaxy Note 4 (CDMA) | Kyocera Hydro Wave / Hydro Air | Samsung Galaxy S21+ |
