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| Phone | Red Hydrogen One | ZTE Tempo | Samsung SPH-N270 (Matrix Phone) | Sanyo SCP-3810 / Mirro | 
| Current U.S. Carriers | (none) | (none) | (none) | (none) | 
| Global Availability | Released | Released | Released | Released | 
| Specifications | ||||
|---|---|---|---|---|
| Display Size | 5.7" diag. 16 : 9 | 4.5" diag. 16 : 9 | ? | 2.4" diag. 4 : 3 | 
| Display Resolution & Type | 1440 x 2560 pixels (~515 ppi) LCD (TFT/TFD) | 480 x 854 pixels (~218 ppi) LCD (TFT/TFD) | 128 x 160 pixels LCD (TFT/TFD) | 240 x 320 pixels (~167 ppi) LCD (TFT/TFD) | 
| Display Refresh | 60 Hz | 60 Hz | ? | ? | 
| Battery | 4,510 mAh | 2,200 mAh | 1,000 mAh | 1,000 mAh | 
| Processor | 2.5 GHz Qualcomm Snapdragon 835 (MSM8998) | 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) | ? | ? | 
| RAM | 6 GB | 1 GB | ? | ? | 
| Storage | 128 GB * | 8 GB | ? raw hardware | ? raw hardware | 
| Main Camera | 12 megapixel | 5 megapixel | - | 1 megapixel | 
| Wide Camera | - | - | - | - | 
| Tele Camera | - | - | - | - | 
| Video Capture | 4K UHD | 720p HD | - | - | 
| Front Camera | 8 megapixel | 2 megapixel | - | - | 
| Weight | 9.63 oz (273g) | 4.8 oz (136g) | 4.66 oz (132g) | 3.97 oz (112g) | 
| Dimensions | 6.54" x 3.28" x 0.39" (166 x 83 x 10 mm) | 5.35" x 2.67" x 0.4" (136 x 68 x 10.2 mm) | 4.53" x 2.28" x 0.79" (115 x 58 x 20.1 mm) | 3.82" x 2.01" x 0.71" (97 x 51 x 18.1 mm) | 
| Form Factor | Slab | Slab | Slide | Clamshell | 
| Platform / OS | Android | Android | (proprietary) | (proprietary) | 
| Network Bands | 4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 66 WCDMA: 1, 2, 4, 5, 8, 19 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 | 4G LTE: 2, 4, 5, 12, 25, 26, 41 WCDMA: 2, 4, 5 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 | CDMA: 850, 1900 AMPS: 850 | CDMA: 850, 1900 | 
| Data Technology | LTE (Cat 12) | LTE (Cat 4) | - | 1xRTT | 
| Features | ||||
| Fingerprint Reader | Yes stand-alone | - | - | - | 
| Flashlight | Yes | Yes | - | - | 
| GPS / Location | n/a | n/a | Yes | Yes | 
| Accessibility | ||||
| Adjustable Text Size | n/a | n/a | - | Yes | 
| Hearing Aid Compatible | Yes | Yes | - | Yes | 
| Multiple Languages | n/a | n/a | Yes | Yes | 
| TTY/TDD (Digital) | Yes | Yes | - | Yes | 
| Alerts | ||||
| Extra Display | - | - | - | Yes | 
| Connectivity | ||||
| Bluetooth | Yes Classic Audio | Yes Classic Audio | - | Yes Classic Audio | 
| NFC | Yes | - | - | - | 
| USB | Yes USB Type C | Yes Micro-USB | - | Yes Micro-USB | 
| Wi-Fi | Yes 5 (802.11 a,ac,b,g,n) | Yes 4 (802.11 b,g,n) | - | - | 
| Contacts | ||||
| Picture ID | n/a | n/a | Yes | Yes | 
| Ringer ID | n/a | n/a | Yes | Yes | 
| Voice Dialing | n/a | n/a | Yes | Yes | 
| Customization | ||||
| Custom Graphics | n/a | n/a | - | Yes | 
| Custom Ringtones | n/a | n/a | - | Yes | 
| Real-Music Ringers | n/a | n/a | - | Yes | 
| Data & Network | ||||
| Data Tethering | n/a | n/a | - | Yes | 
| WAP / Web Browser | n/a | n/a | - | Yes | 
| Input | ||||
| Predictive Text Entry | n/a | n/a | Yes | Yes | 
| Side Keys | Yes | Yes | - | Yes | 
| Touch Screen | Yes | Yes | - | - | 
| Memory | ||||
| Memory Card Slot | Yes | Yes | - | - | 
| Messaging | ||||
| Email Client | n/a | n/a | - | Yes | 
| Instant Messaging | n/a | n/a | - | Yes | 
| Text Messaging Templates | n/a | n/a | - | Yes | 
| Music | ||||
| FM Radio | Yes | Yes | - | - | 
| Headphone Jack (3.5mm) | Yes | Yes | - | - | 
| Stereo Speakers | 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 | 
| Java (J2ME) | n/a | n/a | - | Yes | 
| Voice | ||||
| HD Voice | Yes | Yes | - | - | 
| Headset Jack (2.5 mm) | n/a | n/a | Yes | Yes | 
| Speaker Phone | Yes | Yes | - | Yes | 
| Red Hydrogen One | ZTE Tempo | Samsung SPH-N270 (Matrix Phone) | Sanyo SCP-3810 / Mirro | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
|  |  |  |  | |
| Phone | Red Hydrogen One | ZTE Tempo | Samsung SPH-N270 (Matrix Phone) | Sanyo SCP-3810 / Mirro | 
 







