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Price and specifications of ZTE Obsidian advantages, disadvantages, and a comprehensive explanation

Release Date
2015, September
Camera
5MP
Battery
1800mAh
Processor
MT6735M
Screen
4.5"
Storage
4GB 1GB RAM , microSDHC slot
Ram
1GB RAM
Operating System
Android 5.1

Overview of ZTE Obsidian

The ZTE Obsidian, launched in 2015, represents an entry-level smartphone offering from ZTE. With its modest specifications and budget-friendly price, it was designed to cater to users who required basic smartphone functionality without the premium features found in more expensive models. Despite being discontinued, the ZTE Obsidian provides a noteworthy look at compact and economical smartphone design from the mid-2010s.

Design and Build Quality

The ZTE Obsidian features a compact design with dimensions of 137.4 x 68.6 x 10.2 mm, making it easy to handle and fit in pockets. Weighing 137.5 grams, it balances portability with a sturdy feel. The external build is primarily plastic, typical for devices in its price range, and it was available in a classic black color. The phone utilizes a Micro-SIM and lacks more modern design elements such as a notched or edge-to-edge display, which were not common at the time of release.

Display Characteristics

The ZTE Obsidian comes with a 4.5-inch TFT display, offering a resolution of 480 x 854 pixels. This results in a pixel density of approximately 218 pixels per inch. While not comparable to more advanced screens with higher resolutions, the display is sufficient for basic tasks such as browsing, calling, and messaging. Its moderate size and resolution contribute to a more extended battery life, a crucial consideration for entry-level phones.

Hardware and Performance

Under the hood, the device is powered by a Mediatek MT6735M chipset, featuring a quad-core 1.0 GHz Cortex-A53 CPU. The graphics are handled by a Mali-T720MP2 GPU. The smartphone comes with 1GB of RAM and 4GB of internal storage, expandable via a dedicated microSDHC slot. While these specs are modest by today's standards, they were tailored for basic computing and smartphone operations at the time, and are adequate for simple apps and internet browsing. However, the device may struggle with multi-tasking or running more resource-intensive applications or updates beyond its Android 5.1 Lollipop operating system.

Camera Capabilities

The ZTE Obsidian is equipped with a single 5 MP rear camera, complete with an LED flash, suitable for basic photography needs. It supports basic video recording functionality, although without the advanced features seen in higher-tier devices. The front-facing camera has a 2 MP lens, capable of basic selfie and video call capabilities. Users seeking high-quality images or advanced camera modes would find this setup limiting, but it suffices for straightforward, everyday captures.

Battery Life and Efficiency

The device houses a removable Li-Ion 1800 mAh battery. For an entry-level phone with modest hardware, this can provide satisfactory power management. The battery can support up to 252 hours on standby in 3G mode and up to 6 hours of talk time on 3G networks. The removable aspect is a beneficial feature, allowing users to replace the battery without visiting a service center, which adds to the longevity of the device.

Software and User Interface

Running on Android 5.1 Lollipop, the ZTE Obsidian gives users access to a wide range of apps from the Google Play Store, although it may not support newer apps due to compatibility issues over time. The operating system provides users with familiar features and UI elements, facilitating a usable experience despite its constraints in terms of processing power and memory.

Connectivity and Network Support

This smartphone supports GSM, HSPA, and LTE networks, providing basic connectivity for calls and mobile data. It supports Wi-Fi 802.11 b/g/n and Bluetooth 4.0 for local connectivity, while also allowing FM radio access. The phone does not support NFC but includes GPS for positioning services. It connects to other devices and chargers via a microUSB 2.0 port.

Additional Features

The ZTE Obsidian includes essential sensors such as an accelerometer, which contributes to its basic utility for gaming and orientation-based apps. It also supports a standard 3.5mm headphone jack, allowing users to connect their favorite earphones without requiring an adapter.

Final Thoughts and Conclusion

The ZTE Obsidian stands as a representation of budget smartphones from its time, providing essential features without excess. Despite its limitations in terms of hardware and advanced functionalities, it offers a cost-effective option for users needing basic communication and smartphone capabilities. For the price, estimated around 130 euros at launch, it brought mobile internet, social media, and app connectivity to users with minimal financial outlay, paving the way for further advancements in budget-friendly smartphones.

Network
Technology GSM / HSPA / LTE
2G bands GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 1700(AWS) / 1900
4G bands 2, 4, 12
Speed HSPA, LTE
Launch
Announced 2015, August. Released 2015, September
Status Discontinued
Body
Dimensions 137.4 x 68.6 x 10.2 mm (5.41 x 2.70 x 0.40 in)
Weight 137.5 g (4.87 oz)
SIM Micro-SIM
Display
Type TFT
Size 4.5 inches, 55.8 cm2 (~59.2% screen-to-body ratio)
Resolution 480 x 854 pixels, 16:9 ratio (~218 ppi density)
Platform
OS Android 5.1 (Lollipop)
Chipset Mediatek MT6735M (28 nm)
CPU Quad-core 1.0 GHz Cortex-A53
GPU Mali-T720MP2
Memory
Card slot microSDHC (dedicated slot)
Internal 4GB 1GB RAM
Main Camera
Single 5 MP
Features LED flash
Video Yes
Selfie camera
Single 2 MP
Video
Sound
Loudspeaker Yes
3.5mm jack Yes
Comms
WLAN Wi-Fi 802.11 b/g/n, hotspot
Bluetooth 4.0, A2DP
Positioning GPS
NFC No
Radio FM radio
USB microUSB 2.0
Features
Sensors Accelerometer
Battery
Type Li-Ion 1800 mAh, removable
Stand-by Up to 252 h (3G)
Talk time Up to 6 h (3G)
Misc
Colors Black
Models Z820
Price About 130 EUR

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