Engineering:Samsung Gear S2
From HandWiki
Short description: Smartwatch
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| Developer | Samsung Electronics |
|---|---|
| Manufacturer | Samsung Electronics |
| Product family | Samsung Gear |
| Type | Smartwatch |
| Release date | October 2, 2015 (US) |
| Operating system | Tizen |
| CPU | Qualcomm Snapdragon 400 dual-core (3G version) Exynos dual-core (WiFi-only version) |
| Memory | 512 MB |
| Storage | 4 GB |
| Display | 1.2" Super AMOLED, 360 x 360 pixels |
| Input | Capacitive touch Pedometer (9-axis sensor) PPG heart rate monitor Dual microphones Ambient light sensor WiFi 802.11 b/g/n Bluetooth LE |
| Power | 250 mAh, Qi inductive coil wireless charging |
| Online services | Samsung Pay |
| Dimensions | 49.8 x 42.3 x 11.4 mm (Gear S2 WiFi-only) 43.6 x 39.9 x 11.4 mm (Gear S2 Classic) 51.8 x 44 x 13.4 mm (2.04 x 1.73 x 0.53 in) (Gear S2 3G) |
| Mass | 47g (Gear S2 WiFi-only) 42g (Gear S2 Classic) 51g (Gear S2 3G) |
| Predecessor | Samsung Gear S |
| Successor | Samsung Gear S3 |
The Samsung Gear S2 is a smartwatch developed by Samsung Electronics running Samsung's Tizen operating system. It was unveiled at IFA in 2015.[1]
The Gear S2 was the first device to use eSIM technology.[2] Its successor, the Samsung Gear S3, was released on November 18, 2016.
Overview
The watch features a rotating bezel user interface and an IP68 rating for water resistance up to 1.5 meters deep in 30 minutes. It is compatible with 20mm width watch straps.[3][4] It has a Super AMOLED display with a resolution of 360 x 360 pixels and a screen size of 1.2 inches. The watch has a dual-core Exynos processor running at 1 GHz. Samsung Pay can be used through NFC payment terminals.
Comparison of models
| Model | Gear S2 (WiFi-only) | Gear S2 Classic | Gear S2 (3G) |
|---|---|---|---|
| Display | 1.2" circular Super AMOLED, 360 x 360 pixels, 302 dpi | ||
| Dimensions | 49.8 x 42.3 x 11.4 mm | 43.6 x 39.9 x 11.4 mm | 51.8 x 44 x 13.4 mm |
| Standalone cellular | No | Yes | |
| Input | Capacitive touch Pedometer (9-axis sensor) PPG heart rate monitor Dual microphones Ambient light sensor WiFi 802.11 b/g/n Bluetooth LE Speaker (3G variant only) | ||
| Processor | Exynos 1 GHz dual-core ARM Cortex-A7 | Qualcomm Snapdragon 400 1.2 GHz dual-core ARM Cortex-A7 | |
| Storage and RAM | 4 GB internal storage, 512 MB RAM | ||
| Band type | Fluoroelastomer | Leather | Fluoroelastomer |
| Battery | 250 mAh 3.8v battery | 300 mAh 3.8v battery | |
References
- ↑ "Samsung Comes Full Circle with Introduction of Samsung Gear S2" (in en). https://news.samsung.com/global/samsung-comes-full-circle-with-introduction-of-samsung-gear-s2.
- ↑ Vincent, James (2016-02-18). "Samsung’s Gear S2 has the first certified eSIM that lets you choose carriers" (in en). https://www.theverge.com/2016/2/18/11044624/esim-wearable-smartwatch-samsung-gear-s2.
- ↑ "Samsung Gear S2 - Full phone specifications". http://www.gsmarena.com/samsung_gear_s2-7678.php. Retrieved 2015-12-16.
- ↑ "Samsung Gear S2 Watch Wearable Tech Smartwatch". http://www.samsung.com/us/explore/gear-s2/.
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