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| Phone | Samsung Galaxy J7 (2017, GSM) / J7 Prime / Halo | Siemens SX1 | LG Stylo 4 | ZTE Flash | BlackBerry 6510 | 
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) | 
| Global Availability | Released | Released | Released | Released | Released | 
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | 5.5" diag. 16 : 9 | ? | 6.2" diag. 18 : 9 | 4.5" diag. 16 : 9 | ? | 
| Display Resolution & Type | 720 x 1280 pixels (~267 ppi) LCD (TFT/TFD) | 176 x 220 pixels LCD (TFT/TFD) | 1080 x 2160 pixels (~390 ppi) LCD (TFT/TFD) | 720 x 1280 pixels (~326 ppi) LCD (TFT/TFD) | 160 x 100 pixels | 
| Display Refresh | 60 Hz | ? | 60 Hz | 60 Hz | ? | 
| Battery | 3,300 mAh | 1,000 mAh | 3,300 mAh | 1,780 mAh | 900 mAh | 
| Processor | 1.6 GHz Samsung Exynos 7870 | ? | 1.8 GHz Qualcomm Snapdragon 450 | 1.5 GHz Qualcomm Snapdragon S4 Plus MSM8960 | ? | 
| RAM | 2 GB | ? | 2 GB * | 1 GB | ? | 
| Storage | 16 GB * | ? raw hardware | 32 GB * | 8 GB | ? raw hardware | 
| Main Camera | 8 megapixel | Yes | 13 megapixel | 12 megapixel | - | 
| Wide Camera | - | - | - | - | - | 
| Tele Camera | - | - | - | - | - | 
| Video Capture | 1080p HD | QCIF (176 x 144) | 1080p HD | 1080p HD | - | 
| Front Camera | Yes | - | 5 megapixel | 1 megapixel | - | 
| Weight | 5.8 oz (164g) | 4.09 oz (116g) | 6.07 oz (172g) | 5.2 oz (147g) | 5.64 oz (160g) | 
| Dimensions | 5.96" x 3.01" x 0.34" (151 x 76 x 8.6 mm) | 4.29" x 2.2" x 0.75" (109 x 56 x 19.1 mm) | 6.31" x 3.06" x 0.33" (160 x 78 x 8.4 mm) | 5.27" x 2.56" x 0.38" (134 x 65 x 9.7 mm) | 4.53" x 2.95" x 0.95" (115 x 75 x 24.1 mm) | 
| Platform / OS | Android | S60 (Symbian) | Android | Android | BlackBerry OS | 
| Network Bands | GSM: 900, 1800, 1900 | 4G LTE: 1, 2, 3, 4, 5, 7, 12, 13, 14, 20, 29, 30, 38, 41, 66, 71 WCDMA: 1, 2, 4, 5 GSM: 850, 900, 1800, 1900 | 4G LTE: 25 CDMA: 800, 850, 1900 | iDEN: 800 | |
| Data Technology | LTE (Cat 6) | GPRS | LTE (Cat 6) | LTE (Cat 3) | - | 
| Features | |||||
| Fingerprint Reader | - | - | Yes stand-alone | - | - | 
| Flashlight | Yes | - | Yes | - | - | 
| Accessibility | |||||
| Hearing Aid Compatible | Yes | - | Yes | Yes | - | 
| TTY/TDD (Digital) | Yes | - | Yes | Yes | - | 
| Alerts | |||||
| Ringer Profiles | - | Yes | - | - | Yes | 
| Connectivity | |||||
| Bluetooth | Yes Classic Audio | Yes Classic Audio | Yes Classic Audio | Yes Classic Audio | - | 
| Infrared (IR) | - | Yes | - | - | - | 
| NFC | - | - | Yes * | Yes | - | 
| USB | Yes Micro-USB | Yes | Yes USB Type C | Yes Micro-USB | Yes Mini-USB | 
| Wi-Fi | Yes 5 (802.11 a,ac,b,g,n) | - | Yes 5 (802.11 a,ac,b,g,n) | Yes 4 (802.11 b,g,n) | - | 
| Input | |||||
| Side Keys | Yes | Yes | Yes | Yes | - | 
| Stylus | - | - | Yes | - | - | 
| Text Keyboard, Hardware | - | - | - | - | Yes | 
| Touch Screen | Yes | - | Yes | Yes | - | 
| Memory | |||||
| Memory Card Slot | Yes | Yes | Yes | Yes | - | 
| Music | |||||
| FM Radio | Yes | Yes | Yes | - | - | 
| Headphone Jack (3.5mm) | Yes | - | Yes | Yes | - | 
| Photo & Video | |||||
| DLNA | - | - | Yes | - | - | 
| Voice | |||||
| HD Voice | Yes | - | Yes | Yes | - | 
| Push-To-Talk | - | - | - | - | Yes | 
| Speaker Phone | Yes | Yes | Yes | Yes | - | 
| * Some versions only | |||||
| Samsung Galaxy J7 (2017, GSM) / J7 Prime / Halo | Siemens SX1 | LG Stylo 4 | ZTE Flash | BlackBerry 6510 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
|  |  |  |  |  | |
| Phone | Samsung Galaxy J7 (2017, GSM) / J7 Prime / Halo | Siemens SX1 | LG Stylo 4 | ZTE Flash | BlackBerry 6510 | 
 







