Ulefone

Ulefone S1 (2018) review

Android OS v8.1 Go Edition (Oreo)
Mediatek MT6580
Mali-400 MP2
1 GB / 8 GB
5.5 inches (480 x 960 px)
5 + 5 MP, 2592 x 1944 px, autofocus

Ulefone announced the launch of the S1 smartphone in 2018. The manufacturer is offering the Ulefone S1 phone with 5.5 inches display, Mediatek MT6580 chipset, 1 GB of RAM and 8 GB of internal storage.

The Ulefone S1 comes with Android OS v8.1 Go Edition (Oreo) out of the box, and a Li-Po 3000 mAh, non-removable battery. The 5.5 inches phone comes with a high resolution IPS display (480 x 960 px).

Ulefone S1 specifications

BrandUlefone
NameS1
ModelS1
Release date2018

Body

The weight of Ulefone S1 is about 6.46 oz with battery, which is average compared to most of the smartphones with same size. The dimensions of this Ulefone phone are average (5.85 x 2.78 x 0.38 inches).

Weight6.46 oz
Dimensions5.85 x 2.78 x 0.38 inches
Colorsblack, gold
SIM typeNano SIM

System

The Ulefone S1 comes with Android OS v8.1 Go Edition (Oreo) out of the box, but it is upgradable to the next OS. Android is a mobile operating system developed by Google based on a modified version of the Linux kernel and other open-source software. We use AnTuTu app to measure general processing performance. AnTuTu Benchmark is the most popular benchmark app for Android phones.

OS versionAndroid OS v8.1 Go Edition (Oreo)
SoCMediatek MT6580
CPUQuad-core 1.3 GHz Cortex-A7
GPUMali-400 MP2
PerformanceAnTuTu v9: 31960

Display

The size of S1 screen is measured diagonally, from corner to corner. The 5.5 inches phone comes with IPS display. The IPS display provides enhanced features, such as optimal viewing angles, color accuracy, invariable color reproduction and better power consumption. The 5.5 inches IPS display of Ulefone S1 with 480 x 960 px resolution is multitouch capable.

Display typeIPS
Screen size5.5 inches
Resolution480 x 960 px
Multitouch supportyes

Memory

The internal memory of Ulefone S1 (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 S1 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 + 5 MP, 2592 x 1944 px, autofocus
FlashLED

Connectivity

The Ulefone S1 supports 2G and 3G networks only. 3G is obsolete now, because most phones can use 4G and 5G 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 S1 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 3000 mAh, non-removable 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 S1 isn't removable without voiding the warranty.

TypeLi-Po 3000 mAh, non-removable

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 Ulefone phones come 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 Ulefone S1 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

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 Ulefone S1, then don’t hesitate and signal the problem to us.

Ulefone S1 pictures

Ulefone S1 photo Ulefone S1 photo
Ulefone S1 / S1

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