Alcatel Idol 4S vs. Xiaomi MI A1

Phone Comparison, Reviews and Tests

In depth comparison and review of Alcatel Idol 4S and Xiaomi MI A1. Compare sizes, cameras, batteries, memory, and other important specifications and features to easily choose the right phone for you. Our goal is to help you uncover differences between the products and find the phone that will best fit your needs.

Phone Specifications Comparison

Alcatel Idol 4S vs. Xiaomi MI A1 Comparison Chart
DESIGN AND DIMENSIONS Alcatel Idol 4S Xiaomi MI A1
Product Type Smartphone Smartphone
Form Factor Touch Touch
Height 153.9 mm 155.4 mm Xiaomi MI A1 has greater height than Alcatel Idol 4S.
Width 75.4 mm 75.8 mm Xiaomi MI A1 has greater width than Alcatel Idol 4S.
Depth 7 mm 7.3 mm Alcatel Idol 4S is narrower than Alcatel Idol 4S.
Weight 149 g 165 g Alcatel Idol 4S is lighter than Alcatel Idol 4S.
Body Colour Dark grey Black
Body Material - Metal
Waterproof (Water-resistant) - -
SAR Value - 0.76 W/kg (body), 1.75 W/kg (head)
Integrated Components FM radio FM radio
Connector Type Micro-USB - 5 pin Micro-USB Type B
Headset jack - mini-phone 3.5mm
USB Type-C - 24 pin USB-C
Headset jack - mini-phone 3.5mm
SIM Card Type (Size) Nano SIM Nano SIM
SIM Card Qty Dual-SIM (SIM1 and SIM2/MicroSD slots) Dual-SIM
SIM Card Configuration Details Nano SIM + nano SIM/microSD Nano SIM + nano SIM/microSD
DISPLAY Alcatel Idol 4S Xiaomi MI A1
Display Type OLED display LCD display
Display Technology AMOLED LTPS IPS
Screen Size (Display Size) 5.5" 5.5" Both phones have the same screen size.
Screen Resolution (Display Resolution) 2560 x 1440 pixels 1920 x 1080 pixels Alcatel Idol 4S has better screen resolution than Xiaomi MI A1.
Display Format QHD Full HD
Pixel Density 534 ppi 403 ppi Alcatel Idol 4S has better pixel density than Xiaomi MI A1.
Max Brightness - 450 cd/m²
Colour Depth 16.7 million colours -
Display Features - 2.5D curved glass
Display Protection (Screen Protector) Fingerprint-resistant oleophobic coating, Dragontrail (scratch resistant glass), 2.5D Arc Glass Corning Gorilla Glass (scratch resistant glass)
PROCESSOR Alcatel Idol 4S Xiaomi MI A1
Processor Type (CPU) Qualcomm Snapdragon 652 Qualcomm Snapdragon 625
Processor Number MSM8976 -
Clock Speed 1.8 GHz 2 GHz Xiaomi MI A1 has higher clock speed than Alcatel Idol 4S.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
Graphics System (GPU) Qualcomm ADRENO 510 Qualcomm ADRENO 506
MEMORY Alcatel Idol 4S Xiaomi MI A1
RAM 3 GB 4 GB Xiaomi MI A1 has more RAM than Alcatel Idol 4S.
Internal Memory Size (Storage Capacity) 32 GB 32 GB Both phones have the same internal memory capacity.
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 256 GB microSDHC, microSDXC - up to 128 GB
CAMERA Alcatel Idol 4S Xiaomi MI A1
MAIN CAMERA
Number of Main Cameras 1 2
Sensor Resolution 16 Megapixel 12 Megapixel Alcatel Idol 4S has better camera resolution than Xiaomi MI A1.
Lens Type - Wide-angle lens
Lens Aperture F/2.0 F/2.2 Alcatel Idol 4S has better lens aperture than Alcatel Idol 4S.
Lens Construction - 5-element
Focus Adjustment Automatic Automatic
Optical Zoom - 2x
Digital Zoom - 10x
Special Effects - HDR, Beautify 3.0
HDR Mode Auto HDR mode -
Camera Modes Panorama Panorama, Continuous shot, low-light shots
Face Recognition (Face ID) - Face recognition Xiaomi MI A1 has face detection.
Light Source Dual LED flash Dual LED flash
Video Resolutions 3840 x 2160 (4K) 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps, 3840 x 2160 (4K) at 30 fps, Slo-mo video 1280 x 720 (720p) at 120 fps
Camera Features (Functions) Phase Detect Auto-Focus (PDAF) Phase Detect Auto-Focus (PDAF), geotagging, Two-tone flash
SECOND CAMERA
Sensor Resolution (2nd Camera) - 12 Megapixel
Lens Type (2nd Camera) - Telephoto lens
Lens Aperture (2nd Camera) - F/2.6
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 8 Megapixel 5 Megapixel Alcatel Idol 4S has better front camera resolution than Xiaomi MI A1.
Lens Type (Front) Wide-angle lens -
Lens Aperture (Front) F/2.4 -
Camera Modes (Front) - Beautify with 36 smart beauty profiles
Face Recognition (Face ID) - Face recognition Xiaomi MI A1 has face detection.
Video Resolutions (Front) 1920 x 1080 (1080p) 1920 x 1080 (1080p)
Camera Features (Front) - Self-timer
BATTERY AND CHARGING Alcatel Idol 4S Xiaomi MI A1
Battery Capacity (Battery Size) 3000 mAh 3080 mAh Xiaomi MI A1 has larger battery capacity than Alcatel Idol 4S.
Recharge Time (Charging Time) 100 min -
Standby Time 420 hours -
Talk Time 780 minutes -
Run Time Details Talk: up to 780 min
Standby: up to 420 hrs
-
Battery Technology Lithium Ion Lithium Ion
CELLULAR Alcatel Idol 4S Xiaomi MI A1
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System Android 6.0.1 (Marshmallow) Google Android
Intelligent Assistant - Google Assistant
Navigation GPS, A-GPS GPS, A-GPS, GLONASS, BeiDou
COMMUNICATIONS Alcatel Idol 4S Xiaomi MI A1
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE GPRS, EDGE, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM 850 GSM, 900 GSM, 1800 GSM, 1900 GSM
3G UMTS Band - Band 1, Band 2, Band 5, Band 8
3G UMTS Frequency - 2100, 1900, 850, 900
4G LTE Band - Band 1, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 38, Band 40
4G LTE Frequency - FDD 2100, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 800 DD, TDD 2600, TDD 2300
Wireless Interface IEEE 802.11a/b/g/n/ac Infrared (IrDA), IEEE 802.11a/b/g/n/ac
Bluetooth Bluetooth 4.2 Bluetooth 4.2
Bluetooth Profiles - HID
NFC Yes - Alcatel Idol 4S has NFC reader for mobile payments.
Messaging Services SMS, MMS SMS, MMS
MEDIA Alcatel Idol 4S Xiaomi MI A1
Supported Digital Audio Standards WAV, WMA, MP3, AAC + WAV, AAC, PCM, MP3, FLAC, AAC +, eAAC+, AMR-WB, AMR-NB
Supported Digital Video Standards XviD, MPEG-4, H.265 MKV, XviD, MPEG-4, M4V
Sound Enhancements Hi-Fi Sound support Dirac HD Sound
FEATURES Alcatel Idol 4S Xiaomi MI A1
Phone Functions Speakerphone, call timer, conference call, flight mode, vibrating alert Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert
Sensors Accelerometer, proximity sensor, digital compass, gyro sensor Accelerometer, ambient light sensor, proximity sensor, gyro sensor, hall sensor
Security Devices - Fingerprint reader
Additional Phone Features Radio Data Service (RDS), HD Voice, Dual noise reduction microphones Noise suppression by Fortemedia
OTHERS Alcatel Idol 4S Xiaomi MI A1
Included Accessories Stereo headset, USB cable, power adapter, SIM card removal tool, Virtual Reality Googles Power adapter
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