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Assistant AS-5421 Surf (2017) review

Android OS v6.0 (Marshmallow)
Spreadtrum SC7731G
Mali-400 MP2
1 GB / 8 GB
5 inches (540 x 960 px)
5 MP, 2592 x 1944 px, autofocus

Assistant announced the launch of the AS-5421 Surf smartphone in 2017. The manufacturer is offering the Assistant AS-5421 Surf phone with 5 inches display, Spreadtrum SC7731G chipset, 1 GB of RAM and 8 GB of internal storage.

The Assistant AS-5421 Surf comes with Android OS v6.0 (Marshmallow) out of the box, and a Li-Po 1700 mAh battery. The 5 inches phone comes with IPS display (540 x 960 px). The IPS display provides enhanced features, such as optimal viewing angles, color accuracy, invariable color reproduction and better power consumption.

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Assistant AS-5421 Surf specifications

BrandAssistant
NameAS-5421 Surf
ModelAS-5421
Release date2017

Body

The dimensions of this Assistant phone are average (5.75 x 2.87 x 0.37 inches).

Dimensions5.75 x 2.87 x 0.37 inches
Colorsblack, blue, gold
SIM typeMicro SIM

System

The Assistant AS-5421 Surf comes with Android OS v6.0 (Marshmallow) out of the box, but it is upgradable to the next OS.

OS versionAndroid OS v6.0 (Marshmallow)
SoCSpreadtrum SC7731G
CPUQuad-core 1.3 GHz Cortex-A7
GPUMali-400 MP2

Display

The size of AS-5421 Surf screen is measured diagonally, from corner to corner. The 5 inches IPS display of Assistant AS-5421 Surf with 540 x 960 px resolution is multitouch capable.

Display typeIPS
Screen size5 inches
Resolution540 x 960 px
Multitouch supportyes

Memory

The internal memory of Assistant AS-5421 Surf (1 GB) cannot be expanded, but the internal storage (8 GB) can be expanded with a compatible microSD card.

RAM1 GB
Internal storage8 GB
Memory card slotmicroSD

Camera

The camera of the AS-5421 Surf is equipped with autofocus. An autofocus (or AF) optical system uses a sensor, a control system and a motor to focus on an automatically or manually selected point or area. Very few Android cameras come without autofocus.

Selfie camera2 MP
Main camera5 MP, 2592 x 1944 px, autofocus
FlashLED

Connectivity

The Assistant AS-5421 Surf doesn't support 4G/LTE networks. This phone has a built-in GPS. GPS is a highly accurate navigation system using signals from satellites to determine a location on the Earth's surface, irrespective of weather conditions. Most phones have a GPS unit on board. The AS-5421 Surf phone has built-in FM radio. The built-in FM Radio is great for listening to your favorite radio station.

GSM 2G bands850 / 900 / 1800 / 1900
Network coverage2G / 3G
Wi-FiWi-Fi 802.11 b/g/n
Bluetoothv4.0, A2DP
GPSA-GPS
NFCno
FM radioyes
USBmicroUSB 2.0
Headphone3.5 mm jack

Battery

The Li-Po 1700 mAh battery gives the smartphone a good battery backup. The lithium polymer (Li-Po) battery is a thin, light-weight, rechargeable battery. No periodic discharge is needed and charging can be done at random. The battery of AS-5421 Surf is removable. You can simply buy a new piece from the open market and interchange it easily by yourself.

TypeLi-Po 1700 mAh

Features

Smartphones today come with a wealth of sensors to facilitate a better user experience. The accelerometer is a sensor that measures the tilting motion and orientation of the phone. This Assistant phones comes with proximity sensor. This proximity sensor detects how close the phone is to an outside object, such as your ear. The Dual SIM capability of Assistant AS-5421 Surf phone is ideal for businesses wishing to provide staff with a mobile device that can offer separate numbers and bills for both personal and business use. This smartphone doesn't support fast charging technology.

Sensorsaccelerometer, light, proximity
SpecialsDual SIM
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The specifications above are based on the official data published by the manufacturer, but we also take user reviews into consideration. If you found an error or something lacking in the specifications above for the Assistant AS-5421 Surf, then don’t hesitate and signal the problem to us.

Assistant AS-5421 Surf pictures

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