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Asus Zenfone 2 Laser ZE551KL Comprehensive Review & Insights

Release Date
2015, November
Camera
13MP
Battery
3000mAh
Processor
Snapdragon 615
Screen
5.5"
Storage
16GB/32GB , microSDXC
Ram
3GB RAM
Operating System
Android 5, up to 6.1, ZenUI 2

Overview

The Asus Zenfone 2 Laser ZE551KL offers an impressive blend of functionality, design, and affordability, making it a reliable choice for users seeking a strong all-round smartphone experience. Released in November 2015, the Zenfone 2 Laser has since been discontinued, but it remains a noteworthy example of Asus's craftsmanship and design principles.

Design and Build

The device features a solid build with dimensions measuring 152.4 x 77.2 x 10.9 mm and a weight of 170.1 grams. It's designed to fit comfortably in hand, providing a firm grip with its dual SIM capability, allowing users to manage two numbers simultaneously. Constructed with a focus on durability, it is protected by Corning Gorilla Glass 4, which ensures resistance against scratches and minor drops.

Display

The Zenfone 2 Laser is equipped with a 5.5-inch IPS LCD display, handling resolutions up to 1080 x 1920 pixels. The screen delivers vibrant colors and deep contrasts, making it ideal for multimedia consumption. With a pixel density of approximately 401 ppi, the display is sharp and clear, enhancing the user experience whether browsing the web, playing games, or watching videos.

Performance

Powered by Qualcomm's Snapdragon 615 processor, which features an octa-core CPU (4x1.7 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53), the Zenfone 2 Laser provides smooth performance for everyday tasks. The Adreno 405 GPU complements the CPU, ensuring a satisfactory visual experience for games and videos. It comes with 3GB of RAM, contributing to the efficient multitasking capabilities of the device.

Operating System and Software

This model runs on Android 5.0 Lollipop, and is upgradeable to Android 6.1 Marshmallow, paired with Asus's ZenUI 2. ZenUI is known for its customization options, smooth interface, and additional features that enhance the Android experience, although some users may find the pre-installed apps to be more than necessary.

Camera

The main camera is a standout feature, with a 13MP sensor equipped with a laser autofocus system designed for rapid and clear focus. The camera boasts an aperture of f/2.0 along with dual-LED dual-tone flash, capable of capturing detailed images in various lighting conditions. Additional features include HDR and panorama mode, with video recording available at 1080p@30fps.

The 5MP front camera, also with an f/2.0 aperture, offers solid performance for selfies and video calls, although it lacks some of the more advanced features seen in newer smartphones.

Storage

The device is available in two storage variants: 16GB and 32GB, both expandable via a dedicated microSDXC slot. This expansion capability is a significant advantage for users who require more space for apps, photos, and other media.

Battery Life

The Zenfone 2 Laser is powered by a removable 3000 mAh Li-Po battery, offering decent battery life. It comfortably handles a full day of moderate use, including web browsing, gaming, and media playback. The removable nature of the battery is a plus, providing flexibility for users who prefer the option of carrying a spare or replacing the battery themselves.

Connectivity and Sensors

Connectivity options include Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot capabilities, Bluetooth 4.1, and GPS with GLONASS and BDS support. While NFC is absent, the device supports FM Radio for listening to broadcasts on the go. It includes a microUSB 2.0 port with OTG capabilities for flexible connection options.

Sensors integrated into the device include an accelerometer, gyro, proximity sensor, and compass, adding to the handset's utility in diverse applications like navigation, gaming, and more.

Audio

The Asus Zenfone 2 Laser includes a loud speaker and a 3.5mm headphone jack, ensuring compatibility with a wide range of audio outputs and providing good sound quality for an enjoyable audio experience.

Conclusion

Overall, the Asus Zenfone 2 Laser ZE551KL is a remarkable device that strikes a good balance between performance and cost. Its strong points are the impressive main camera, effective display, robust build, and expandable storage capacity. It caters well to a wide audience, from photography enthusiasts to users seeking a reliable daily driver. Despite being discontinued, this model remains a solid choice in the used phone market for those seeking reliability and quality without the premium price.

Key Features of Asus Zenfone 2 Laser ZE551KL

  • Supports GSM / HSPA / LTE network technology
  • 5.5 inches IPS LCD display with Corning Gorilla Glass 4 protection
  • 1080 x 1920 pixels resolution (~401 ppi density)
  • Powered by Qualcomm MSM8939 Snapdragon 615 chipset with Octa-core CPU
  • 3GB RAM with internal storage options of 16GB or 32GB, expandable via microSDXC
  • 13 MP main camera with Laser Autofocus, Dual-LED dual-tone flash, panorama, and HDR
  • 5 MP front camera for selfies
  • Android 5 (Lollipop), upgradable to Android 6.1 (Marshmallow), ZenUI 2
  • Dual SIM (Micro-SIM, dual stand-by) support
  • Removable 3000 mAh Li-Po battery
  • Standard connectivity options including Wi-Fi, Bluetooth 4.1, GPS, and FM radio
  • Available in Silver color

Asus Zenfone 2 Laser ZE551KL Potential Drawbacks

  • Device is discontinued, limiting availability and support.
  • No NFC support, which may be a disadvantage for users relying on contactless payments.
  • Outdated operating system, as it comes with Android 5 (Lollipop) and only upgradeable to 6.1 (Marshmallow).
  • Old chipset technology (28 nm), which may affect performance and power efficiency compared to newer models.
  • MicroUSB 2.0 used for connectivity instead of the more modern USB-C.
  • No 4K video recording capability, with main camera only supporting 1080p@30fps.
  • Limited internal storage options (16GB and 32GB), which might not suffice for heavy app users.
  • Single color option (Silver), offering limited personal customization.
Network
Technology GSM / HSPA / LTE
2G bands GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands 1, 2, 3, 4, 5, 7, 8, 17, 20
Speed HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Launch
Announced 2015, November. Released 2015, November
Status Discontinued
Body
Dimensions 152.4 x 77.2 x 10.9 mm (6.00 x 3.04 x 0.43 in)
Weight 170.1 g (6.00 oz)
SIM Dual SIM (Micro-SIM, dual stand-by)
Display
Type IPS LCD
Size 5.5 inches, 83.4 cm2 (~70.9% screen-to-body ratio)
Resolution 1080 x 1920 pixels, 16:9 ratio (~401 ppi density)
Protection Corning Gorilla Glass 4
Platform
OS Android 5 (Lollipop), upgradable to 6.1 (Marshmallow), ZenUI 2
Chipset Qualcomm MSM8939 Snapdragon 615 (28 nm)
CPU Octa-core (4x1.7 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)
GPU Adreno 405
Memory
Card slot microSDXC (dedicated slot)
Internal 16GB 3GB RAM, 32GB 3GB RAM
Main Camera
Single 13 MP, f/2.0, Laser AF
Features Dual-LED dual-tone flash, panorama, HDR
Video 1080p@30fps
Selfie camera
Single 5 MP, f/2.0
Video
Sound
Loudspeaker Yes
3.5mm jack Yes
Comms
WLAN Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
Bluetooth 4.1, A2DP, aptX
Positioning GPS, GLONASS, BDS
NFC No
Radio FM radio
USB microUSB 2.0, OTG
Features
Sensors Accelerometer, gyro, proximity, compass
Battery
Type Li-Po 3000 mAh, removable
Misc
Colors Silver
Models Z00TD
Price About 180 EUR

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