Network Technology
The Lava Z91 supports a variety of network technologies including GSM, HSPA, and LTE, ensuring that users can stay connected with reliable speed and support across different bands. It supports 2G, 3G, and 4G bands, including LTE Cat4 150/50 Mbps, which means you can enjoy fast download and upload speeds.
Launch Details
Announced and released in March 2018, the Lava Z91 is available on the market, representing a more budget-friendly option with adequate features for day-to-day mobile usage. It was aimed at consumers looking for a cost-effective device without sacrificing essential smartphone functions.
Design and Body
The phone is designed with practicality in mind, featuring dimensions of 152 x 72.9 x 7.7 mm and a weight of 147 grams, making it relatively slim and easy to hold. The Lava Z91 supports dual SIM functionality with Nano-SIM slots and dual standby capability, providing flexible options for users who need to manage multiple numbers.
Display
Equipped with a 5.7-inch IPS LCD, the display offers a resolution of 720 x 1440 pixels and an 18:9 aspect ratio. With a screen-to-body ratio of approximately 75.7% and a pixel density of ~282 ppi, the screen delivers clear and vibrant visuals suitable for everyday activities like browsing, watching videos, or social media.
Performance and Platform
Running on Android 7.1 (Nougat), the Lava Z91 is powered by a Mediatek MT6739 chipset with a quad-core 1.3 GHz Cortex-A53 processor. The CPU paired with a PowerVR GE8100 GPU supports standard tasks such as web browsing and running applications smoothly, though it may not be suitable for high-end gaming or resource-intensive applications.
Memory and Storage
With 32GB of internal storage and 3GB RAM, the device offers decent multitasking capabilities and storage options for an entry-level smartphone. It also includes a dedicated microSDXC card slot, allowing users to expand storage for additional apps, videos, and multimedia content.
Camera Features
The Lava Z91's main camera is a 13 MP shooter with an f/2.0 aperture, complemented with autofocus and an LED flash, capturing detailed photos in good lighting. It supports 1080p video recording at 30fps. The front camera is an 8 MP lens with an f/2.2 aperture and its own LED flash, catering to selfies and video calls.
Audio and Sound
The phone features adequate sound options, including a loudspeaker and a 3.5mm headphone jack. These options make it convenient for users who prefer traditional headphone connections alongside wireless ones.
Communication and Connectivity
For connectivity, the Lava Z91 includes Wi-Fi 802.11 a/b/g/n/ac, dual-band, and Wi-Fi Direct for quick wireless data transfer and internet connectivity. It has Bluetooth 4.0 for wireless communication with other devices, GPS for navigation, FM radio, and a microUSB 2.0 port supporting OTG for additional peripheral connections. However, notable omits are NFC support.
Sensors and Additional Features
The device is equipped with sensors such as a rear-mounted fingerprint sensor, accelerometer, and proximity sensor, providing convenience and enhanced security features for daily use.
Battery
The Lava Z91 is powered by a non-removable Li-Po 3000 mAh battery, offering a balanced performance providing sufficient usage time for typical daily activities without frequent recharging.
Miscellaneous Information
Available in a classic blue color variant, the Lava Z91 combines both aesthetic appeal and essential smartphone functions. At a price point of approximately 10000 INR, it is positioned as an attractive option for budget-conscious consumers seeking a device that fulfills fundamental technology needs.
Conclusion
In summary, the Lava Z91 offers a balanced composition of features that cater to budget-oriented users. With its dual SIM capability, expansive display, and decent performance parameters, it provides reliable functionality for basic smartphone operations. It's a practical choice for anyone looking for a device that covers essential communication, multimedia, and connectivity needs without a significant financial investment.
Key Features of Lava Z91
- Supports GSM, HSPA, and LTE networks for fast connectivity
- Slim and lightweight design with dimensions of 152 x 72.9 x 7.7 mm and weight of 147 g
- Dual SIM capability (Nano-SIM, dual stand-by)
- 5.7-inch IPS LCD display with a resolution of 720 x 1440 pixels and 18:9 aspect ratio
- Powered by a Mediatek MT6739 chipset and a Quad-core 1.3 GHz Cortex-A53 CPU
- Ample storage with 32GB internal memory and 3GB RAM, expandable via microSDXC
- 13 MP main camera with LED flash and 8 MP selfie camera, both featuring LED flash
- Includes modern connectivity options such as Wi-Fi a/b/g/n/ac, dual-band, Wi-Fi Direct, and Bluetooth 4.0
- Equipped with a rear-mounted fingerprint sensor for added security
- Built-in 3000 mAh non-removable battery
- Affordable pricing at about 10,000 INR
Disadvantages of Lava Z91
- Outdated Operating System: Android 7.1 (Nougat) is quite old, with limited support for newer apps and features.
- Lower Processor Performance: The Mediatek MT6739 chipset with a Quad-core 1.3 GHz Cortex-A53 CPU may not handle intensive tasks efficiently.
- No NFC Support: Lacks NFC capability, limiting contactless payment options and quick pairing with other devices.
- Limited Graphics Performance: Equipped with PowerVR GE8100 GPU, which may struggle with graphic-intensive games and applications.
- Non-Removable Battery: The 3000 mAh battery is non-removable, which can be inconvenient when it requires replacement.
- Low Internal Storage: While 32GB can be expanded with a microSD, it may still be insufficient for users with extensive media libraries.
- No Fast Charging: The device does not support fast charging, which can result in longer charging times.
- MicroUSB Port: Features a microUSB 2.0, which is outdated compared to the newer USB-C standard.
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