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Asus Zenfone 2 Deluxe ZE551ML Ultimate Specs Prices Pros & Cons Unveiled

Release Date
2015, September
Camera
13MP
Battery
3000mAh
Battery Type
18W
Processor
Intel Atom Z3580
Screen
5.5"
Storage
64GB/128GB/256GB , microSDXC
Ram
4GB RAM
Operating System
Android 5.0, up to 6.0, ZenUI

Introduction to Asus Zenfone 2 Deluxe ZE551ML

The Asus Zenfone 2 Deluxe ZE551ML, launched in 2015, marked a significant step for Asus in the smartphone market. Known for its unique polygonal back design and impressive specifications for its time, this device catered to tech enthusiasts who wanted powerful features without breaking the bank. Although it has been discontinued, its legacy remains as a popular mid-range smartphone option.

Design

The design of the Asus Zenfone 2 Deluxe is undoubtedly distinctive, featuring a back cover made of over 500 tessellated triangles that give it a sleek, geometric appearance. Available in a variety of colors including White, Pink, Purple, and the special edition in Silver Polygon and Carbon Night, it appealed to users looking for a stylish and unique smartphone. This design is not only aesthetically pleasing but also provides a comfortable grip.

Display

The Zenfone 2 Deluxe is equipped with a 5.5-inch IPS LCD display, which offers a resolution of 1080 x 1920 pixels and a density of about 401 ppi. This results in sharp and vibrant visuals, making it ideal for media consumption and gaming. The Corning Gorilla Glass 3 protection adds an extra layer of durability, safeguarding the screen against scratches and minor falls.

Performance

Under the hood, the Asus Zenfone 2 Deluxe packs an Intel Atom Z3580 chipset. This chipset features a quad-core CPU clocking at 2.3 GHz and a PowerVR G6430 GPU, ensuring smooth performance for daily tasks and moderate gaming. Accompanied by 4GB of RAM, the device handles multitasking with ease. The internal storage options range from 64GB to an impressive 256GB, with support for microSDXC for additional storage, making it an excellent choice for users with extensive storage needs.

Camera

The photography capabilities of the Zenfone 2 Deluxe are decent, featuring a 13 MP rear camera with an aperture of f/2.0. It supports autofocus and comes with dual-LED dual-tone flash for better low-light performance. Photography features include panorama and HDR modes, while the video recording capabilities allow for 1080p recording at 30fps. The 5 MP front camera, also with an f/2.0 aperture, caters to selfie enthusiasts, although its capabilities are more suited to casual use rather than professional photography.

Software

Initially shipped with Android 5.0 Lollipop and Asus' ZenUI, the Zenfone 2 Deluxe can be upgraded to Android 6.0 Marshmallow. ZenUI adds a layer of customization and offers a user-friendly experience with additional features that enhance the overall usability of the device.

Battery Life and Charging

The device is powered by a non-removable Li-Po 3000 mAh battery, providing adequate power to get through a full day of moderate use. The 18W fast charging capability is a significant advantage, allowing the battery to charge up to 60% in just 40 minutes, which is convenient for users with a busy lifestyle.

Connectivity and Other Features

In terms of connectivity, the Zenfone 2 Deluxe supports a range of wireless technologies, including Wi-Fi a/b/g/n/ac and Bluetooth 4.0. It also features GPS, GLONASS, and BDS for precise location tracking, although it lacks NFC capabilities. Audio-wise, it includes a 3.5mm headphone jack and FM radio, with satisfactory speaker performance for casual listening.

Additional sensors like the accelerometer, gyro, proximity sensor, and compass are incorporated, providing a comprehensive sensor package for a variety of apps and functions.

Conclusion

The Asus Zenfone 2 Deluxe ZE551ML was a pioneering device in the mid-range smartphone segment, offering a perfect blend of aesthetics and performance. Despite being discontinued, it remains a noteworthy model for its innovative design and comprehensive feature set. Whether for its distinctive style or its satisfactory performance, the Zenfone 2 Deluxe continues to be a fascinating option for smartphone enthusiasts.

Key Features of Asus Zenfone 2 Deluxe ZE551ML

  • Advanced network technology supporting GSM, HSPA, and LTE.
  • Robust Quad-core Intel Atom processors with options up to 2.5 GHz for high performance.
  • Generous internal storage options: up to 256GB with 4GB RAM.
  • 5.5-inch IPS LCD with Full HD resolution and Corning Gorilla Glass 3 protection.
  • Impressive 13 MP primary camera with dual-LED dual-tone flash, panorama, and HDR features.
  • Dual SIM support with dual stand-by capability.
  • Quick charging capability: 18W wired, with 60% charge achievable in 40 minutes.
  • Comprehensive connectivity options including Wi-Fi 802.11 a/b/g/n/ac, Bluetooth 4.0, and GPS.
  • MicroSDXC card slot for expandable memory.
  • Diverse sensors including accelerometer, gyro, proximity, and compass.
  • Available in elegant color options: White, Pink, Purple, and Silver Polygon/Carbon Night (Black - Special Edition).

Disadvantages of Asus Zenfone 2 Deluxe ZE551ML

  • Discontinued model, limited support and updates.
  • Heavy weight for its size at 170 g.
  • Non-removable battery limits battery replacement.
  • Outdated Android versions, upgradable only to Marshmallow (6.0).
  • No NFC support, limiting contactless payment options.
  • Loudspeaker volume is not high, rated at 67dB for ring tones.
  • Average battery endurance rating of 59 hours.
  • MicroUSB 2.0 instead of the newer USB Type-C standard.
  • Maximum 1080p video recording capability; no 4K support.
  • Older chipset (Intel Atom), which may not support newer apps efficiently.
Network
Technology GSM / HSPA / LTE
2G bands GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands HSDPA 850 / 900 / 1900 / 2100
4G bands 1, 2, 3, 4, 5, 8, 9, 18, 19, 28 - Taiwan
Speed HSPA 42.2/5.76 Mbps, LTE Cat4+ 250/50 Mbps, LTE (2CA) Cat6 300/50 Mbps (Special Edition)
Launch
Announced 2015, August. Released 2015, September
Status Discontinued
Body
Dimensions 152.5 x 77.2 x 10.9 mm (6.00 x 3.04 x 0.43 in)
Weight 170 g (6.00 oz)
SIM Dual SIM (Micro-SIM, dual stand-by)
Display
Type IPS LCD
Size 5.5 inches, 83.4 cm2 (~70.8% screen-to-body ratio)
Resolution 1080 x 1920 pixels, 16:9 ratio (~401 ppi density)
Protection Corning Gorilla Glass 3
Platform
OS Android 5.0 (Lollipop), upgradable to 6.0 (Marshmallow), ZenUI
Chipset Intel Atom Z3580Intel Atom Z3560Intel Atom Z3590
CPU Quad-core 2.3 GHzQuad-core 1.8 GHzQuad-core 2.5 GHz
GPU PowerVR G6430
Memory
Card slot microSDXC (dedicated slot)
Internal 64GB 4GB RAM, 128GB 4GB RAM, 256GB 4GB RAM
Main Camera
Single 13 MP, f/2.0, 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 a/b/g/n/ac, Wi-Fi Direct, hotspot
Bluetooth 4.0, A2DP, EDR
Positioning GPS, GLONASS, BDS
NFC No
Radio FM radio, RDS
USB microUSB 2.0, OTG
Features
Sensors Accelerometer, gyro, proximity, compass
Battery
Type Li-Po 3000 mAh, non-removable
Charging 18W wired, 60% in 40 min (advertised)
Misc
Colors White, Pink, PurpleSilver Polygon/Carbon Night (Black) - Special Edition
SAR EU 0.35 W/kg (head)
Price About 350 EUR
Tests
Performance Basemark OS II 2.0: 1090Basemark X: 12565
Loudspeaker Voice 62dB / Noise 61dB / Ring 67dB
Battery (old) Endurance rating 59h

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